[INFO] fetching crate task_log 0.1.4... [INFO] testing task_log-0.1.4 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate task_log 0.1.4 into /workspace/builds/worker-119/source [INFO] validating manifest of crates.io crate task_log 0.1.4 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate task_log 0.1.4 [INFO] finished tweaking crates.io crate task_log 0.1.4 [INFO] tweaked toml for crates.io crate task_log 0.1.4 written to /workspace/builds/worker-119/source/Cargo.toml [INFO] crate crates.io crate task_log 0.1.4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e35be5b44ab6cbb7df9c00c445882762c08dcb8660b66ea1c3ab94bedb5351c4 [INFO] running `Command { std: "docker" "start" "-a" "e35be5b44ab6cbb7df9c00c445882762c08dcb8660b66ea1c3ab94bedb5351c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e35be5b44ab6cbb7df9c00c445882762c08dcb8660b66ea1c3ab94bedb5351c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e35be5b44ab6cbb7df9c00c445882762c08dcb8660b66ea1c3ab94bedb5351c4", kill_on_drop: false }` [INFO] [stdout] e35be5b44ab6cbb7df9c00c445882762c08dcb8660b66ea1c3ab94bedb5351c4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 657065ea6c9f2e75c7d87d7d2824d2c260fab43d3cf9d7d38b81cae8688771f2 [INFO] running `Command { std: "docker" "start" "-a" "657065ea6c9f2e75c7d87d7d2824d2c260fab43d3cf9d7d38b81cae8688771f2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling colorful v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling task_log v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.38s [INFO] running `Command { std: "docker" "inspect" "657065ea6c9f2e75c7d87d7d2824d2c260fab43d3cf9d7d38b81cae8688771f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "657065ea6c9f2e75c7d87d7d2824d2c260fab43d3cf9d7d38b81cae8688771f2", kill_on_drop: false }` [INFO] [stdout] 657065ea6c9f2e75c7d87d7d2824d2c260fab43d3cf9d7d38b81cae8688771f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 973a40034f77542df61e7cf59424165217d37ad2d3edd27806c040442383da5d [INFO] running `Command { std: "docker" "start" "-a" "973a40034f77542df61e7cf59424165217d37ad2d3edd27806c040442383da5d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling anyhow v1.0.55 [INFO] [stderr] Compiling task_log v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 36.59s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_log-d01b787265caddbf) [INFO] running `Command { std: "docker" "inspect" "973a40034f77542df61e7cf59424165217d37ad2d3edd27806c040442383da5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "973a40034f77542df61e7cf59424165217d37ad2d3edd27806c040442383da5d", kill_on_drop: false }` [INFO] [stdout] 973a40034f77542df61e7cf59424165217d37ad2d3edd27806c040442383da5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0f715e3eb76a7db965323338b91f790dc27ca39a1b74e43c0301b7e465483569 [INFO] running `Command { std: "docker" "start" "-a" "0f715e3eb76a7db965323338b91f790dc27ca39a1b74e43c0301b7e465483569", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_log-d01b787265caddbf) [INFO] [stdout] [INFO] [stderr] Doc-tests task_log [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 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - ConfigBuilder (line 20) ... ok [INFO] [stdout] test src/lib.rs - task (line 86) ... ok [INFO] [stdout] test src/lib.rs - task (line 95) ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - task (line 95) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout]  RUNNING | Creating and removing file [INFO] [stdout]  [INFO] [stdout]  DONE in 61µs  | Creating and removing file [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'Failed to create and remove the file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', src/lib.rs:15:2 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5594262fcd6d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x5594262fcd6d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5594262fcd6d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x5594262fcd6d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x5594263178cc - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x5594262faf11 - std::io::Write::write_fmt::ha30651f608022a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x5594262fe6c5 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x5594262fe6c5 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x5594262fe6c5 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x5594262fe379 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:314:9 [INFO] [stdout] 10: 0x5594262fec12 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x5594262feaf7 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x5594262fd224 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x5594262fe829 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x5594262ce3f3 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x5594262ce483 - core::result::unwrap_failed::h6bc7b183ec719494 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1785:5 [INFO] [stdout] 16: 0x5594262cf02f - core::result::Result::expect::h4e3ac89e83c983fb [INFO] [stdout] 17: 0x5594262d0552 - rust_out::main::_doctest_main_src_lib_rs_95_0::h40d6beecffd23f48 [INFO] [stdout] 18: 0x5594262d0516 - rust_out::main::h3d3c95f1f21b751b [INFO] [stdout] 19: 0x5594262cecb3 - core::ops::function::FnOnce::call_once::h359be4aec5e1561c [INFO] [stdout] 20: 0x5594262ce6e9 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf1c468c32d98493e [INFO] [stdout] 21: 0x5594262ce879 - std::rt::lang_start::{{closure}}::hc74257e153f5ba59 [INFO] [stdout] 22: 0x5594262f807e - core::ops::function::impls:: for &F>::call_once::hae31cd38f966dcbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x5594262f807e - std::panicking::try::do_call::h4a4c12a32b804624 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x5594262f807e - std::panicking::try::h87f80f5db1929b60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x5594262f807e - std::panic::catch_unwind::hbc53afd5a2bdc195 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x5594262f807e - std::rt::lang_start_internal::{{closure}}::h2e62ddd08385fac8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:48 [INFO] [stdout] 27: 0x5594262f807e - std::panicking::try::do_call::h04b85b79b362213e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 28: 0x5594262f807e - std::panicking::try::h428fba6a4941d8ed [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 29: 0x5594262f807e - std::panic::catch_unwind::hd73c90258412492e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 30: 0x5594262f807e - std::rt::lang_start_internal::h26255896a96668b5 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:20 [INFO] [stdout] 31: 0x5594262ce861 - std::rt::lang_start::habb7d5349de31a07 [INFO] [stdout] 32: 0x5594262d0643 - main [INFO] [stdout] 33: 0x7ffb6d8990b3 - __libc_start_main [INFO] [stdout] 34: 0x5594262ce5ee - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - task (line 95) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.47s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0f715e3eb76a7db965323338b91f790dc27ca39a1b74e43c0301b7e465483569", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f715e3eb76a7db965323338b91f790dc27ca39a1b74e43c0301b7e465483569", kill_on_drop: false }` [INFO] [stdout] 0f715e3eb76a7db965323338b91f790dc27ca39a1b74e43c0301b7e465483569