[INFO] fetching crate fcntl 0.1.0... [INFO] testing fcntl-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate fcntl 0.1.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate fcntl 0.1.0 [INFO] finished tweaking crates.io crate fcntl 0.1.0 [INFO] tweaked toml for crates.io crate fcntl 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate fcntl 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c95cc075841dcc74c53be789365be463e00b31c8c86c6940c07484fbb3354398 [INFO] running `Command { std: "docker" "start" "-a" "c95cc075841dcc74c53be789365be463e00b31c8c86c6940c07484fbb3354398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c95cc075841dcc74c53be789365be463e00b31c8c86c6940c07484fbb3354398", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c95cc075841dcc74c53be789365be463e00b31c8c86c6940c07484fbb3354398", kill_on_drop: false }` [INFO] [stdout] c95cc075841dcc74c53be789365be463e00b31c8c86c6940c07484fbb3354398 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cd510b3a4687aa25764e74993b959fa508203229441dbd05f5320ef29b8de4ad [INFO] running `Command { std: "docker" "start" "-a" "cd510b3a4687aa25764e74993b959fa508203229441dbd05f5320ef29b8de4ad", kill_on_drop: false }` [INFO] [stderr] Compiling fcntl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:132:17 [INFO] [stdout] | [INFO] [stdout] 116 | FcntlArg::Flock(flock) => { [INFO] [stdout] | ---------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 132 | _ => Err(FcntlError::InvalidArgForCmd), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 168 | Ok(FcntlArg::Flock(result)) => { [INFO] [stdout] | --------------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 173 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 211 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 212 | // This should not happen, unless we have a bug.. [INFO] [stdout] 213 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:253:9 [INFO] [stdout] | [INFO] [stdout] 251 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 252 | // This should not happen, unless we have a bug.. [INFO] [stdout] 253 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s [INFO] running `Command { std: "docker" "inspect" "cd510b3a4687aa25764e74993b959fa508203229441dbd05f5320ef29b8de4ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd510b3a4687aa25764e74993b959fa508203229441dbd05f5320ef29b8de4ad", kill_on_drop: false }` [INFO] [stdout] cd510b3a4687aa25764e74993b959fa508203229441dbd05f5320ef29b8de4ad [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a50dd39cf7eff9c8ccf4d8760cbdafae5749d21ddbf12142603a4661c777d2a5 [INFO] running `Command { std: "docker" "start" "-a" "a50dd39cf7eff9c8ccf4d8760cbdafae5749d21ddbf12142603a4661c777d2a5", kill_on_drop: false }` [INFO] [stderr] Compiling fcntl v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:132:17 [INFO] [stdout] | [INFO] [stdout] 116 | FcntlArg::Flock(flock) => { [INFO] [stdout] | ---------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 132 | _ => Err(FcntlError::InvalidArgForCmd), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 168 | Ok(FcntlArg::Flock(result)) => { [INFO] [stdout] | --------------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 173 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 211 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 212 | // This should not happen, unless we have a bug.. [INFO] [stdout] 213 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:253:9 [INFO] [stdout] | [INFO] [stdout] 251 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 252 | // This should not happen, unless we have a bug.. [INFO] [stdout] 253 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:132:17 [INFO] [stdout] | [INFO] [stdout] 116 | FcntlArg::Flock(flock) => { [INFO] [stdout] | ---------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 132 | _ => Err(FcntlError::InvalidArgForCmd), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:173:9 [INFO] [stdout] | [INFO] [stdout] 168 | Ok(FcntlArg::Flock(result)) => { [INFO] [stdout] | --------------------------- matches all the relevant values [INFO] [stdout] ... [INFO] [stdout] 173 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 211 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 212 | // This should not happen, unless we have a bug.. [INFO] [stdout] 213 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/lib.rs:253:9 [INFO] [stdout] | [INFO] [stdout] 251 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stdout] | ---------------------------- matches all the relevant values [INFO] [stdout] 252 | // This should not happen, unless we have a bug.. [INFO] [stdout] 253 | Ok(_) => Err(FcntlError::Internal), [INFO] [stdout] | ^^^^^ no value can reach this [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `file` [INFO] [stdout] --> src/lib.rs:369:17 [INFO] [stdout] | [INFO] [stdout] 369 | let file = OpenOptions::new().write(true).create(true).open(LOCK_FILE_NAME).unwrap(); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s [INFO] running `Command { std: "docker" "inspect" "a50dd39cf7eff9c8ccf4d8760cbdafae5749d21ddbf12142603a4661c777d2a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a50dd39cf7eff9c8ccf4d8760cbdafae5749d21ddbf12142603a4661c777d2a5", kill_on_drop: false }` [INFO] [stdout] a50dd39cf7eff9c8ccf4d8760cbdafae5749d21ddbf12142603a4661c777d2a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c2e0bee98358fb87a4ce124d97d556e9194d00a8bf7274a7c35da1a467d84dbe [INFO] running `Command { std: "docker" "start" "-a" "c2e0bee98358fb87a4ce124d97d556e9194d00a8bf7274a7c35da1a467d84dbe", kill_on_drop: false }` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:132:17 [INFO] [stderr] | [INFO] [stderr] 116 | FcntlArg::Flock(flock) => { [INFO] [stderr] | ---------------------- matches all the relevant values [INFO] [stderr] ... [INFO] [stderr] 132 | _ => Err(FcntlError::InvalidArgForCmd), [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:173:9 [INFO] [stderr] | [INFO] [stderr] 168 | Ok(FcntlArg::Flock(result)) => { [INFO] [stderr] | --------------------------- matches all the relevant values [INFO] [stderr] ... [INFO] [stderr] 173 | Ok(_) => Err(FcntlError::Internal), [INFO] [stderr] | ^^^^^ no value can reach this [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:213:9 [INFO] [stderr] | [INFO] [stderr] 211 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stderr] | ---------------------------- matches all the relevant values [INFO] [stderr] 212 | // This should not happen, unless we have a bug.. [INFO] [stderr] 213 | Ok(_) => Err(FcntlError::Internal), [INFO] [stderr] | ^^^^^ no value can reach this [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/lib.rs:253:9 [INFO] [stderr] | [INFO] [stderr] 251 | Ok(FcntlArg::Flock(_result)) => Ok(true), [INFO] [stderr] | ---------------------------- matches all the relevant values [INFO] [stderr] 252 | // This should not happen, unless we have a bug.. [INFO] [stderr] 253 | Ok(_) => Err(FcntlError::Internal), [INFO] [stderr] | ^^^^^ no value can reach this [INFO] [stderr] [INFO] [stderr] warning: `fcntl` (lib) generated 4 warnings [INFO] [stderr] warning: unused variable: `file` [INFO] [stderr] --> src/lib.rs:369:17 [INFO] [stderr] | [INFO] [stderr] 369 | let file = OpenOptions::new().write(true).create(true).open(LOCK_FILE_NAME).unwrap(); [INFO] [stdout] [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_file` [INFO] [stdout] running 4 tests [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `fcntl` (lib test) generated 5 warnings (4 duplicates) (run `cargo fix --lib -p fcntl --tests` to apply 1 suggestion) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fcntl-4fe0a1ffbeb45c8d) [INFO] [stdout] test tests::check_cmd_conversion ... ok [INFO] [stdout] test tests::ensure_conversions_dont_panic ... ok [INFO] [stdout] test tests::check_file_locking_simple ... FAILED [INFO] [stdout] test tests::lock_file_simple ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::check_file_locking_simple stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::check_file_locking_simple' (18) panicked at src/lib.rs:352:89: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5b312d99f9ba - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5b312d99f9ba - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5b312d99f9ba - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5b312d99f9ba - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5b312d9b36aa - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5b312d9b36aa - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x5b312d9a4242 - std[31e582c13f4e914f]::io::default_write_fmt::> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5b312d9a4242 - as std[31e582c13f4e914f]::io::Write>::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5b312d97eb2f - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5b312d97eb2f - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5b312d997e79 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5b312d934fcc - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x5b312d934fcc - test[7530e63dc052480e]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5b312d998032 - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x5b312d998032 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x5b312d97ebe8 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x5b312d973d49 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x5b312d97f8fd - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x5b312d9b3dfc - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5b312d9b3b72 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x5b312d9268ba - >::unwrap [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x5b312d9268ba - fcntl[997dae45d06683f]::tests::check_file_locking_simple [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:352:89 [INFO] [stdout] 22: 0x5b312d9257e7 - fcntl[997dae45d06683f]::tests::check_file_locking_simple::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:349:35 [INFO] [stdout] 23: 0x5b312d928c96 - >::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5b312d9290ab - core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5b312d9290ab - test[7530e63dc052480e]::__rust_begin_short_backtrace::, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5b312d935a9b - test[7530e63dc052480e]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5b312d935a9b - as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x5b312d935a9b - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5b312d935a9b - std[31e582c13f4e914f]::panicking::catch_unwind::, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5b312d935a9b - std[31e582c13f4e914f]::panic::catch_unwind::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5b312d935a9b - test[7530e63dc052480e]::run_test_in_process [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5b312d935a9b - test[7530e63dc052480e]::run_test::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5b312d92fef4 - test[7530e63dc052480e]::run_test::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5b312d92fef4 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x5b312d9386a2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x5b312d9386a2 - ::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x5b312d9386a2 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x5b312d9386a2 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x5b312d9386a2 - std[31e582c13f4e914f]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5b312d9386a2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x5b312d9386a2 - ::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5b312d99f2cf - + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 43: 0x5b312d99f2cf - ::new::thread_start [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x7761649a0aa4 - [INFO] [stdout] 45: 0x776164a2da64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- tests::lock_file_simple stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'tests::lock_file_simple' (20) panicked at src/lib.rs:369:89: [INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5b312d99f9ba - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5b312d99f9ba - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5b312d99f9ba - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5b312d99f9ba - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5b312d9b36aa - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5b312d9b36aa - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x5b312d9a4242 - std[31e582c13f4e914f]::io::default_write_fmt::> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5b312d9a4242 - as std[31e582c13f4e914f]::io::Write>::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5b312d97eb2f - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5b312d97eb2f - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5b312d997e79 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:316:9 [INFO] [stdout] 11: 0x5b312d934fcc - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 12: 0x5b312d934fcc - test[7530e63dc052480e]::test_main_with_exit_callback::::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x5b312d998032 - core[fa0eadad68403074]::ops::function::Fn<(&'a std[31e582c13f4e914f]::panic::PanicHookInfo<'b>,), Output = ()> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::Fn<(&std[31e582c13f4e914f]::panic::PanicHookInfo,)>>::call [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2254:9 [INFO] [stdout] 14: 0x5b312d998032 - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:833:13 [INFO] [stdout] 15: 0x5b312d97ebe8 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 16: 0x5b312d973d49 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 17: 0x5b312d97f8fd - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 18: 0x5b312d9b3dfc - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 19: 0x5b312d9b3b72 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stdout] 20: 0x5b312d926123 - >::unwrap [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1233:23 [INFO] [stdout] 21: 0x5b312d926123 - fcntl[997dae45d06683f]::tests::lock_file_simple [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:369:89 [INFO] [stdout] 22: 0x5b312d925787 - fcntl[997dae45d06683f]::tests::lock_file_simple::{closure#0} [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:365:26 [INFO] [stdout] 23: 0x5b312d928c16 - >::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x5b312d9290ab - core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x5b312d9290ab - test[7530e63dc052480e]::__rust_begin_short_backtrace::, fn() -> core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x5b312d935a9b - test[7530e63dc052480e]::run_test_in_process::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x5b312d935a9b - as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 28: 0x5b312d935a9b - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5b312d935a9b - std[31e582c13f4e914f]::panicking::catch_unwind::, core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5b312d935a9b - std[31e582c13f4e914f]::panic::catch_unwind::, core[fa0eadad68403074]::result::Result<(), alloc[49b8922c36ca62de]::string::String>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5b312d935a9b - test[7530e63dc052480e]::run_test_in_process [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x5b312d935a9b - test[7530e63dc052480e]::run_test::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x5b312d92fef4 - test[7530e63dc052480e]::run_test::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x5b312d92fef4 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:166:18 [INFO] [stdout] 35: 0x5b312d9386a2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1}::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:91:13 [INFO] [stdout] 36: 0x5b312d9386a2 - ::{closure#1}::{closure#0}> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panic/unwind_safe.rs:275:9 [INFO] [stdout] 37: 0x5b312d9386a2 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 38: 0x5b312d9386a2 - std[31e582c13f4e914f]::panicking::catch_unwind::<(), core[fa0eadad68403074]::panic::unwind_safe::AssertUnwindSafe::{closure#1}::{closure#0}>> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 39: 0x5b312d9386a2 - std[31e582c13f4e914f]::panic::catch_unwind::::{closure#1}::{closure#0}>, ()> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x5b312d9386a2 - std[31e582c13f4e914f]::thread::lifecycle::spawn_unchecked::::{closure#1} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/thread/lifecycle.rs:89:26 [INFO] [stdout] 41: 0x5b312d9386a2 - ::{closure#1} as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x5b312d99f2cf - + core[fa0eadad68403074]::marker::Send> as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/alloc/src/boxed.rs:2240:9 [INFO] [stdout] 43: 0x5b312d99f2cf - ::new::thread_start [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/thread/unix.rs:118:17 [INFO] [stdout] 44: 0x7761649a0aa4 - [INFO] [stdout] 45: 0x776164a2da64 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::check_file_locking_simple [INFO] [stdout] tests::lock_file_simple [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] running `Command { std: "docker" "inspect" "c2e0bee98358fb87a4ce124d97d556e9194d00a8bf7274a7c35da1a467d84dbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2e0bee98358fb87a4ce124d97d556e9194d00a8bf7274a7c35da1a467d84dbe", kill_on_drop: false }` [INFO] [stdout] c2e0bee98358fb87a4ce124d97d556e9194d00a8bf7274a7c35da1a467d84dbe