[INFO] fetching crate filelock-rs 0.1.0-beta.2... [INFO] testing filelock-rs-0.1.0-beta.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate filelock-rs 0.1.0-beta.2 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate filelock-rs 0.1.0-beta.2 [INFO] finished tweaking crates.io crate filelock-rs 0.1.0-beta.2 [INFO] tweaked toml for crates.io crate filelock-rs 0.1.0-beta.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate filelock-rs 0.1.0-beta.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf5c6efecfe6a2a009caf5ad10f5fb3707e19769cddc1898308168699ef61e37 [INFO] running `Command { std: "docker" "start" "-a" "bf5c6efecfe6a2a009caf5ad10f5fb3707e19769cddc1898308168699ef61e37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf5c6efecfe6a2a009caf5ad10f5fb3707e19769cddc1898308168699ef61e37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf5c6efecfe6a2a009caf5ad10f5fb3707e19769cddc1898308168699ef61e37", kill_on_drop: false }` [INFO] [stdout] bf5c6efecfe6a2a009caf5ad10f5fb3707e19769cddc1898308168699ef61e37 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0ede3bd4f0f76051b1367db726cfd4bd1ef55fce87333b125b1dee16f6efe97f [INFO] running `Command { std: "docker" "start" "-a" "0ede3bd4f0f76051b1367db726cfd4bd1ef55fce87333b125b1dee16f6efe97f", kill_on_drop: false }` [INFO] [stderr] Compiling filelock-rs v0.1.0-beta.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `Command { std: "docker" "inspect" "0ede3bd4f0f76051b1367db726cfd4bd1ef55fce87333b125b1dee16f6efe97f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0ede3bd4f0f76051b1367db726cfd4bd1ef55fce87333b125b1dee16f6efe97f", kill_on_drop: false }` [INFO] [stdout] 0ede3bd4f0f76051b1367db726cfd4bd1ef55fce87333b125b1dee16f6efe97f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70a3c6cb6d0e299f05abed3ab0bedaf7e76743485288637a917c441622abe7d0 [INFO] running `Command { std: "docker" "start" "-a" "70a3c6cb6d0e299f05abed3ab0bedaf7e76743485288637a917c441622abe7d0", kill_on_drop: false }` [INFO] [stderr] Compiling filelock-rs v0.1.0-beta.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s [INFO] running `Command { std: "docker" "inspect" "70a3c6cb6d0e299f05abed3ab0bedaf7e76743485288637a917c441622abe7d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70a3c6cb6d0e299f05abed3ab0bedaf7e76743485288637a917c441622abe7d0", kill_on_drop: false }` [INFO] [stdout] 70a3c6cb6d0e299f05abed3ab0bedaf7e76743485288637a917c441622abe7d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] bb3f055955192d9b853d0d41e682c5ef1cb99bfe0a55a35e22327e0c5c65c8c8 [INFO] running `Command { std: "docker" "start" "-a" "bb3f055955192d9b853d0d41e682c5ef1cb99bfe0a55a35e22327e0c5c65c8c8", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/filelock_rs-cca42aef31b78cc4) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests filelock_rs [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/pid.rs - pid::Pid::new (line 83) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok [INFO] [stdout] test src/pid.rs - pid (line 14) - compile ... ok [INFO] [stdout] test src/pid.rs - pid (line 29) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 33) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 33) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (58) panicked at src/lib.rs:8:37: [INFO] [stdout] Failed to create file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5f063e0e5e12 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5f063e0e5e12 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5f063e0e5e12 - std::sys::backtrace::_print_fmt::h255777b7ec902439 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5f063e0e5e12 - ::fmt::h8a1ac49fcd7ee8ce [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5f063e0f49ff - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5f063e0f49ff - core::fmt::write::hbdcc0ec4f1bab1db [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x5f063e0c3893 - std::io::default_write_fmt::hb29d13affe7e9cd0 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5f063e0c3893 - std::io::Write::write_fmt::hec441b8c6eca32b9 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5f063e0c8ef2 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5f063e0ca7ec - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5f063e0ca646 - std::panicking::default_hook::h9d66b9642014ce48 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5f063e0cadc5 - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5f063e0cac5a - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5f063e0c9029 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5f063e0b822d - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5f063e0f7ee0 - core::panicking::panic_fmt::h774fb860369a0f7b [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x5f063e0f7766 - core::result::unwrap_failed::h72ee8fcbf1bf8ff9 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/result.rs:1862:5 [INFO] [stdout] 17: 0x5f063e0b70b2 - core::result::Result::expect::h643b6459e1c8f891 [INFO] [stdout] 18: 0x5f063e0b738f - rust_out::main::_doctest_main_src_lib_rs_33_0::h64705dc8e08620c6 [INFO] [stdout] 19: 0x5f063e0b7346 - rust_out::main::h583ff58340d718d9 [INFO] [stdout] 20: 0x5f063e0b6b23 - core::ops::function::FnOnce::call_once::h14c180921ac1da5e [INFO] [stdout] 21: 0x5f063e0b6976 - std::sys::backtrace::__rust_begin_short_backtrace::h6b98eb9b1ad88857 [INFO] [stdout] 22: 0x5f063e0b68b9 - std::rt::lang_start::{{closure}}::h2fc95fa84f0c83a2 [INFO] [stdout] 23: 0x5f063e0c4f70 - core::ops::function::impls:: for &F>::call_once::h9095abc9db71b07e [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x5f063e0c4f70 - std::panicking::catch_unwind::do_call::h6cf5dc461761418c [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x5f063e0c4f70 - std::panicking::catch_unwind::h60074fd2327f40bd [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x5f063e0c4f70 - std::panic::catch_unwind::heb14fa8e39d051cf [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5f063e0c4f70 - std::rt::lang_start_internal::{{closure}}::hfb550bec36306a19 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5f063e0c4f70 - std::panicking::catch_unwind::do_call::hc805f36f35b6d647 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5f063e0c4f70 - std::panicking::catch_unwind::hb8d32f0195463ad2 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5f063e0c4f70 - std::panic::catch_unwind::hcebe3b1d5adfc5a2 [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5f063e0c4f70 - std::rt::lang_start_internal::h27f55ed238aa26df [INFO] [stdout] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5f063e0b68a1 - std::rt::lang_start::h762c340aaede70f7 [INFO] [stdout] 33: 0x5f063e0b74e5 - main [INFO] [stdout] 34: 0x7d5ae13ec1ca - [INFO] [stdout] 35: 0x7d5ae13ec28b - __libc_start_main [INFO] [stdout] 36: 0x5f063e0b5d35 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 33) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.81s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "bb3f055955192d9b853d0d41e682c5ef1cb99bfe0a55a35e22327e0c5c65c8c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb3f055955192d9b853d0d41e682c5ef1cb99bfe0a55a35e22327e0c5c65c8c8", kill_on_drop: false }` [INFO] [stdout] bb3f055955192d9b853d0d41e682c5ef1cb99bfe0a55a35e22327e0c5c65c8c8