[INFO] fetching crate task_log 0.1.6... [INFO] testing task_log-0.1.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2 [INFO] extracting crate task_log 0.1.6 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate task_log 0.1.6 [INFO] finished tweaking crates.io crate task_log 0.1.6 [INFO] tweaked toml for crates.io crate task_log 0.1.6 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate task_log 0.1.6 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate task_log 0.1.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf468f67f50852fce347c59a393fdedc2444f7954cada960babd3143ba50deb3 [INFO] running `Command { std: "docker" "start" "-a" "bf468f67f50852fce347c59a393fdedc2444f7954cada960babd3143ba50deb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf468f67f50852fce347c59a393fdedc2444f7954cada960babd3143ba50deb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf468f67f50852fce347c59a393fdedc2444f7954cada960babd3143ba50deb3", kill_on_drop: false }` [INFO] [stdout] bf468f67f50852fce347c59a393fdedc2444f7954cada960babd3143ba50deb3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 35690e0250884329f7093f8317e8400a7249a80e6fdbf33e0b0eae2d6f6f4edd [INFO] running `Command { std: "docker" "start" "-a" "35690e0250884329f7093f8317e8400a7249a80e6fdbf33e0b0eae2d6f6f4edd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.137 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling chrono v0.4.23 [INFO] [stderr] Compiling task_log v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.75s [INFO] running `Command { std: "docker" "inspect" "35690e0250884329f7093f8317e8400a7249a80e6fdbf33e0b0eae2d6f6f4edd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35690e0250884329f7093f8317e8400a7249a80e6fdbf33e0b0eae2d6f6f4edd", kill_on_drop: false }` [INFO] [stdout] 35690e0250884329f7093f8317e8400a7249a80e6fdbf33e0b0eae2d6f6f4edd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5cab420a713f56a9a7a27cffdbe96c45066c11d3d4ac103b014be4be05ca24cd [INFO] running `Command { std: "docker" "start" "-a" "5cab420a713f56a9a7a27cffdbe96c45066c11d3d4ac103b014be4be05ca24cd", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.66 [INFO] [stderr] Compiling task_log v0.1.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.99s [INFO] running `Command { std: "docker" "inspect" "5cab420a713f56a9a7a27cffdbe96c45066c11d3d4ac103b014be4be05ca24cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5cab420a713f56a9a7a27cffdbe96c45066c11d3d4ac103b014be4be05ca24cd", kill_on_drop: false }` [INFO] [stdout] 5cab420a713f56a9a7a27cffdbe96c45066c11d3d4ac103b014be4be05ca24cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9d819ec4a44d3d83cac7adc8818f985757221fcd1ed62dfa68976925ef0ffa59 [INFO] running `Command { std: "docker" "start" "-a" "9d819ec4a44d3d83cac7adc8818f985757221fcd1ed62dfa68976925ef0ffa59", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_log-969eba62e1119e64) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::basic_run ... ok [INFO] [stdout] test util::tests::duration_formatter ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests task_log [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - task (line 94) ... ok [INFO] [stdout] test src/lib.rs - task (line 103) ... FAILED [INFO] [stdout] test src/lib.rs - ConfigBuilder (line 20) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - task (line 103) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout]  RUNNING | Creating and removing file [INFO] [stdout]  [INFO] [stdout]  DONE in 74µs  | Creating and removing file [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (72) panicked at src/lib.rs:16:2: [INFO] [stdout] Failed to create and remove the file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5ea0cdd57c1a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5ea0cdd57c1a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5ea0cdd57c1a - std[e72de78501789eb0]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x5ea0cdd57c1a - <::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x5ea0cdd68daa - ::fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x5ea0cdd68daa - core[6aaeda2c7ad07a48]::fmt::write [INFO] [stdout] 6: 0x5ea0cdd5b9b2 - std[e72de78501789eb0]::io::default_write_fmt:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5ea0cdd5b9b2 - ::write_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x5ea0cdd433ef - ::print [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x5ea0cdd433ef - std[e72de78501789eb0]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x5ea0cdd53c61 - std[e72de78501789eb0]::panicking::default_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x5ea0cdd53e1b - std[e72de78501789eb0]::panicking::panic_with_hook [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x5ea0cdd434a8 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13 [INFO] [stdout] 13: 0x5ea0cdd3b0c9 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x5ea0cdd43d0d - __rustc[78a4cf188af856fc]::rust_begin_unwind [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x5ea0cdd694fc - core[6aaeda2c7ad07a48]::panicking::panic_fmt [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x5ea0cdd69272 - core[6aaeda2c7ad07a48]::result::unwrap_failed [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/result.rs:1867:5 [INFO] [stdout] 17: 0x5ea0cdd1e8a0 - >::expect [INFO] [stdout] 18: 0x5ea0cdd1f25d - rust_out[992bb7df40d5d539]::main::_doctest_main_src_lib_rs_103_0 [INFO] [stdout] 19: 0x5ea0cdd1e836 - rust_out[992bb7df40d5d539]::main [INFO] [stdout] 20: 0x5ea0cdd1fd63 - >::call_once [INFO] [stdout] 21: 0x5ea0cdd1e6c6 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 22: 0x5ea0cdd1e739 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 23: 0x5ea0cdd533e4 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 25: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panicking::catch_unwind:: + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 26: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5ea0cdd533e4 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x5ea0cdd533e4 - std[e72de78501789eb0]::panic::catch_unwind:: [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5ea0cdd533e4 - std[e72de78501789eb0]::rt::lang_start_internal [INFO] [stdout] at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5ea0cdd1e6b1 - std[e72de78501789eb0]::rt::lang_start::<()> [INFO] [stdout] 33: 0x5ea0cdd1fe85 - main [INFO] [stdout] 34: 0x7658f5e2f1ca - [INFO] [stdout] 35: 0x7658f5e2f28b - __libc_start_main [INFO] [stdout] 36: 0x5ea0cdd1d235 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - task (line 103) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "9d819ec4a44d3d83cac7adc8818f985757221fcd1ed62dfa68976925ef0ffa59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9d819ec4a44d3d83cac7adc8818f985757221fcd1ed62dfa68976925ef0ffa59", kill_on_drop: false }` [INFO] [stdout] 9d819ec4a44d3d83cac7adc8818f985757221fcd1ed62dfa68976925ef0ffa59