"cargo build" failed to lock Cargo.lock (os error 95) #4096
Description
cargo build failed to lock Cargo.lock in a supercomputer environment.
klogin9$ pwd
~/hello_world
klogin9$ tree
.
|-- Cargo.toml
`-- src
`-- main.rs
1 directory, 2 files
klogin9$ cat Cargo.toml
[package]
name = "hello_world"
version = "0.0.1"
authors = [ "Your name <[email protected]>" ]
klogin9$ cat src/main.rs
fn main() {
println!("Hello, world!");
}
klogin9$ cargo --version
cargo 0.20.0-nightly (397359840 2017-05-18)
klogin9$ RUST_LOG=debug cargo build
DEBUG:cargo::build: executing; cmd=cargo-build; args=["~/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/bin/cargo", "build"]
DEBUG:cargo::core::workspace: find_root - trying /volume1/~/Cargo.toml
DEBUG:cargo::core::workspace: find_root - trying /volume1/home/-------/Cargo.toml
DEBUG:cargo::core::workspace: find_root - trying /volume1/home/Cargo.toml
DEBUG:cargo::core::workspace: find_root - trying /volume1/Cargo.toml
DEBUG:cargo::core::workspace: find_root - trying /Cargo.toml
DEBUG:cargo::core::workspace: find_members - only me as a member
DEBUG:cargo::core::registry: load/missing file:///volume1/~/hello_world
DEBUG:cargo::sources::config: loading: file:///volume1/~/hello_world
DEBUG:cargo::core::resolver: initial activation: hello_world v0.0.1 (file:///volume1/~/hello_world)
DEBUG:cargo: exit_with_error; err=CliError { error: Some(ChainedError { error: failed to write /volume1/~/hello_world/Cargo.lock, cause: ChainedError { error: failed to lock file: /volume1/~/hello_world/Cargo.lock, cause: Operation not supported (os error 95) } }), unknown: false, exit_code: 101 }
error: failed to write /volume1/~/hello_world/Cargo.lock
Caused by:
failed to lock file: /volume1/~/hello_world/Cargo.lock
Caused by:
Operation not supported (os error 95)
klogin9$
On the other hand, rustc worked well.
$ cd src/
$ rustc --version
rustc 1.19.0-nightly (81734e0e0 2017-05-22)
$ rustc main.rs
$ ls
main main.rs
$ ./main
Hello, world!
$
Do you have any idea what (os error 95) means?