[INFO] fetching crate advisory-lock 0.3.0... [INFO] testing advisory-lock-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate advisory-lock 0.3.0 into /workspace/builds/worker-54/source [INFO] validating manifest of crates.io crate advisory-lock 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate advisory-lock 0.3.0 [INFO] finished tweaking crates.io crate advisory-lock 0.3.0 [INFO] tweaked toml for crates.io crate advisory-lock 0.3.0 written to /workspace/builds/worker-54/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f7b3f753fe6692ace319bffebca98677a7cd74711f05eecdf9069f075a1745b0 [INFO] running `Command { std: "docker" "start" "-a" "f7b3f753fe6692ace319bffebca98677a7cd74711f05eecdf9069f075a1745b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7b3f753fe6692ace319bffebca98677a7cd74711f05eecdf9069f075a1745b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7b3f753fe6692ace319bffebca98677a7cd74711f05eecdf9069f075a1745b0", kill_on_drop: false }` [INFO] [stdout] f7b3f753fe6692ace319bffebca98677a7cd74711f05eecdf9069f075a1745b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f58de8a0c763eb9923a065d7c78da4d31b40f9fa6d71939ad6c258cfcf24130b [INFO] running `Command { std: "docker" "start" "-a" "f58de8a0c763eb9923a065d7c78da4d31b40f9fa6d71939ad6c258cfcf24130b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling advisory-lock v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.79s [INFO] running `Command { std: "docker" "inspect" "f58de8a0c763eb9923a065d7c78da4d31b40f9fa6d71939ad6c258cfcf24130b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f58de8a0c763eb9923a065d7c78da4d31b40f9fa6d71939ad6c258cfcf24130b", kill_on_drop: false }` [INFO] [stdout] f58de8a0c763eb9923a065d7c78da4d31b40f9fa6d71939ad6c258cfcf24130b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ba11264f7810e956193623275400bdf99449c6d93f66450d121aa12a98829309 [INFO] running `Command { std: "docker" "start" "-a" "ba11264f7810e956193623275400bdf99449c6d93f66450d121aa12a98829309", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling advisory-lock v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.83s [INFO] running `Command { std: "docker" "inspect" "ba11264f7810e956193623275400bdf99449c6d93f66450d121aa12a98829309", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba11264f7810e956193623275400bdf99449c6d93f66450d121aa12a98829309", kill_on_drop: false }` [INFO] [stdout] ba11264f7810e956193623275400bdf99449c6d93f66450d121aa12a98829309 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b37b9e50c8530add1e5aeca663849f82b561e47dae400e3b0430d92040fe8dd7 [INFO] running `Command { std: "docker" "start" "-a" "b37b9e50c8530add1e5aeca663849f82b561e47dae400e3b0430d92040fe8dd7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/advisory_lock-935242b75e5fa6c7) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test tests::simple_exclusive_lock ... ok [INFO] [stdout] test tests::simple_exclusive_shared_lock ... ok [INFO] [stdout] test tests::simple_shared_lock ... ok [INFO] [stdout] test tests::simple_shared_exclusive_lock ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests advisory-lock [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 12) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 12) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:9:46 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55df9b56ec6c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55df9b56ec6c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55df9b56ec6c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55df9b56ec6c - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55df9b588d9c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x55df9b56c6c5 - std::io::Write::write_fmt::h5562a8b6da0f0339 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x55df9b570270 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55df9b570270 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55df9b570270 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x55df9b56fe1b - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:228:9 [INFO] [stdout] 10: 0x55df9b570924 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x55df9b570400 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x55df9b56f124 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x55df9b570369 - rust_begin_unwind [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x55df9b556cc1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x55df9b556d53 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/result.rs:1613:5 [INFO] [stdout] 16: 0x55df9b558349 - core::result::Result::unwrap::h653cfc4462e01fac [INFO] [stdout] 17: 0x55df9b558bcc - rust_out::main::_doctest_main_src_lib_rs_12_0::h88f191cae835d52e [INFO] [stdout] 18: 0x55df9b558b69 - rust_out::main::h61823b600df25383 [INFO] [stdout] 19: 0x55df9b557d43 - core::ops::function::FnOnce::call_once::h827fb1f4029b40e6 [INFO] [stdout] 20: 0x55df9b5575b9 - std::sys_common::backtrace::__rust_begin_short_backtrace::haf8e35482869953f [INFO] [stdout] 21: 0x55df9b557929 - std::rt::lang_start::{{closure}}::h5e534791856c5311 [INFO] [stdout] 22: 0x55df9b56e4b1 - core::ops::function::impls:: for &F>::call_once::h42d3791e66d196c0 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55df9b56e4b1 - std::panicking::try::do_call::hc3bcb188e535517f [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stdout] 24: 0x55df9b56e4b1 - std::panicking::try::hb1edf04d4a7097ab [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stdout] 25: 0x55df9b56e4b1 - std::panic::catch_unwind::h75ed941ac0d36d57 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stdout] 26: 0x55df9b56e4b1 - std::rt::lang_start_internal::{{closure}}::hc702b3389af4cbea [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:48 [INFO] [stdout] 27: 0x55df9b56e4b1 - std::panicking::try::do_call::h53276a03c7fe2ebc [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:406:40 [INFO] [stdout] 28: 0x55df9b56e4b1 - std::panicking::try::ha9e37f45dc542517 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panicking.rs:370:19 [INFO] [stdout] 29: 0x55df9b56e4b1 - std::panic::catch_unwind::h182647595766fee7 [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/panic.rs:133:14 [INFO] [stdout] 30: 0x55df9b56e4b1 - std::rt::lang_start_internal::h571831ebdba142de [INFO] [stdout] at /rustc/8262275854dc0e5381c9d42d56257d94932c5a87/library/std/src/rt.rs:128:20 [INFO] [stdout] 31: 0x55df9b557911 - std::rt::lang_start::h606ea79aaa4848ba [INFO] [stdout] 32: 0x55df9b559793 - main [INFO] [stdout] 33: 0x7f8e7cae20b3 - __libc_start_main [INFO] [stdout] 34: 0x55df9b5573de - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 12) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "b37b9e50c8530add1e5aeca663849f82b561e47dae400e3b0430d92040fe8dd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b37b9e50c8530add1e5aeca663849f82b561e47dae400e3b0430d92040fe8dd7", kill_on_drop: false }` [INFO] [stdout] b37b9e50c8530add1e5aeca663849f82b561e47dae400e3b0430d92040fe8dd7