[INFO] fetching crate fast-logger 0.6.0...
[INFO] testing fast-logger-0.6.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate fast-logger 0.6.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fast-logger 0.6.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast-logger 0.6.0
[INFO] finished tweaking crates.io crate fast-logger 0.6.0
[INFO] tweaked toml for crates.io crate fast-logger 0.6.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54c015d89b90e3a13f179c9f439f04763ec88126e46a81dee489d2152f581b7b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54c015d89b90e3a13f179c9f439f04763ec88126e46a81dee489d2152f581b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54c015d89b90e3a13f179c9f439f04763ec88126e46a81dee489d2152f581b7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54c015d89b90e3a13f179c9f439f04763ec88126e46a81dee489d2152f581b7b", kill_on_drop: false }`
[INFO] [stdout] 54c015d89b90e3a13f179c9f439f04763ec88126e46a81dee489d2152f581b7b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6169cb5f357d1ba3433e6f9820676565bbfda03e9794166879e5be24a07f7d1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6169cb5f357d1ba3433e6f9820676565bbfda03e9794166879e5be24a07f7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling fast-logger v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "a6169cb5f357d1ba3433e6f9820676565bbfda03e9794166879e5be24a07f7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6169cb5f357d1ba3433e6f9820676565bbfda03e9794166879e5be24a07f7d1", kill_on_drop: false }`
[INFO] [stdout] a6169cb5f357d1ba3433e6f9820676565bbfda03e9794166879e5be24a07f7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2477c8d84ba7ee50c9136002bd0c53c617e88231ae07710f2567effc00005758
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2477c8d84ba7ee50c9136002bd0c53c617e88231ae07710f2567effc00005758", kill_on_drop: false }`
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling slog-term v2.6.0
[INFO] [stderr]    Compiling slog-async v2.5.0
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling fast-logger v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.76s
[INFO] running `Command { std: "docker" "inspect" "2477c8d84ba7ee50c9136002bd0c53c617e88231ae07710f2567effc00005758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2477c8d84ba7ee50c9136002bd0c53c617e88231ae07710f2567effc00005758", kill_on_drop: false }`
[INFO] [stdout] 2477c8d84ba7ee50c9136002bd0c53c617e88231ae07710f2567effc00005758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3dc5ed741737af072c23327c1e5769532bb3c98c2ae48555d5b216eb91bbd15e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3dc5ed741737af072c23327c1e5769532bb3c98c2ae48555d5b216eb91bbd15e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fast_logger-de6201334a1808cc
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::count_digits ... ok
[INFO] [stdout] test tests::indebug ... ok
[INFO] [stdout] test tests::inhex ... ok
[INFO] [stdout] test tests::custom_writer ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.323948769+0000: 000 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.324033175+0000: 000 tst: Message
[INFO] [stdout] test tests::custom_writer_with_generic ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.335119856+0000: 128 tst: An info message
[INFO] [stdout] Jan 4 2021 19:56:55.335234464+0000: 064 tst: A warning message
[INFO] [stdout] Jan 4 2021 19:56:55.335264566+0000: 000 tst: An error message
[INFO] [stdout] Jan 4 2021 19:56:55.335292368+0000: 128 tst [1/4]: On
[INFO] [stdout] Jan 4 2021 19:56:55.335292368+0000: 128 tst [2/4]: multiple
[INFO] [stdout] Jan 4 2021 19:56:55.335292368+0000: 128 tst [3/4]: lines
[INFO] [stdout] Jan 4 2021 19:56:55.335292368+0000: 128 tst [4/4]: 
[INFO] [stdout] Jan 4 2021 19:56:55.335379374+0000: 196 logger: Unable to receive message. Exiting logger, reason=receiving on an empty and disconnected channel
[INFO] [stdout] test tests::colorize ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.344394609+0000: 128 tst: Compatibility layer
[INFO] [stdout] test tests::ensure_ending_message_when_exit_2 ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.370848672+0000: 128 tst: Message
[INFO] [stdout] test tests::compatibility_layer ... ok
[INFO] [stdout] test tests::logpass ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.406013248+0000: 128 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.408762342+0000: 128 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.408804845+0000: 128 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.408830146+0000: 128 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.408911852+0000: 128 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.408943354+0000: 128 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.408968156+0000: 128 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409002559+0000: 128 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.409026760+0000: 128 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409050462+0000: 128 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409110766+0000: 128 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.409141868+0000: 128 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409166670+0000: 128 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409199272+0000: 128 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.409222874+0000: 128 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409246776+0000: 128 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409270577+0000: 064 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.409294179+0000: 064 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.409317081+0000: 064 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.409340582+0000: 064 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.409363984+0000: 064 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.409386586+0000: 064 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409409887+0000: 064 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409433189+0000: 064 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.409455890+0000: 064 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409479192+0000: 064 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.409502694+0000: 064 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.409526095+0000: 064 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.414915275+0000: 064 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.414960778+0000: 064 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.414986880+0000: 064 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415012782+0000: 064 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415037984+0000: 000 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.415061285+0000: 000 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.415084087+0000: 000 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.415107588+0000: 000 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.415130990+0000: 000 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.415153692+0000: 000 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415177693+0000: 000 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415201095+0000: 000 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.415223597+0000: 000 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415247098+0000: 000 tst: Message, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415270600+0000: 000 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.415294002+0000: 000 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415318103+0000: 000 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.415342005+0000: 000 tst: Message argument
[INFO] [stdout] Jan 4 2021 19:56:55.415365407+0000: 000 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.416446383+0000: 000 tst: Message argument, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.416481985+0000: 128 tst: Message 123
[INFO] [stdout] Jan 4 2021 19:56:55.416505487+0000: 064 tst: Message 123
[INFO] [stdout] Jan 4 2021 19:56:55.416528488+0000: 000 tst: Message 123
[INFO] [stdout] Jan 4 2021 19:56:55.416551490+0000: 128 tst: Message 123
[INFO] [stdout] test tests::debug_is_disabled_by_default ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.419234279+0000: 123 tst: lorem ipsum, dolor=sit, amet=1234
[INFO] [stdout] Jan 4 2021 19:56:55.419293983+0000: 128 tst: lorem ipsum, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.419321785+0000: 064 tst: lorem ipsum, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.419345787+0000: 000 tst: lorem ipsum, a=b
[INFO] [stdout] Jan 4 2021 19:56:55.419367988+0000: 128 tst: lorem 1, dolor=sit
[INFO] [stdout] Jan 4 2021 19:56:55.423363370+0000: 000 tst: Message
[INFO] [stdout] test tests::ensure_ending_message_when_exit_3 ... ok
[INFO] [stdout] test tests::ensure_all_macro_variants_can_be_used ... ok
[INFO] [stdout] test tests::generic ... ok
[INFO] [stdout] test tests::error_is_enabled_by_default ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.474899799+0000: 128 tst: Message
[INFO] [stdout] test tests::info_is_enabled_by_default ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.538217558+0000: 128 tst: Message
[INFO] [stdout] Jan 4 2021 19:56:55.538497678+0000: 128 tst: Message 2
[INFO] [stdout] test tests::send_simple_string ... ok
[INFO] [stdout] test tests::nested_contexts ... ok
[INFO] [stdout] test tests::spawn_void ... ok
[INFO] [stdout] Jan 4 2021 19:56:55.615930030+0000: 128 tst: Message
[INFO] [stdout] test tests::send_successful_message ... ok
[INFO] [stdout] test tests::trace_is_disabled_by_default ... ok
[INFO] [stdout] test tests::ensure_ending_message_when_exit_1 ... ok
[INFO] [stderr] Jan 4 2021 19:56:55.694812785+0000: 128 test: An info message
[INFO] [stdout] test tests::test_spawn_test ... ok
[INFO] [stderr] Jan 4 2021 19:56:55.694908992+0000: 064 test: A warning message
[INFO] [stderr] Jan 4 2021 19:56:55.694950995+0000: 000 test: An error message
[INFO] [stderr] Jan 4 2021 19:56:55.694989698+0000: 196 logger: Unable to receive message. Exiting logger, reason=receiving on an empty and disconnected channel
[INFO] [stdout] Jan 4 2021 19:56:55.707555383+0000: 128 tst: Message, value=Debug Value
[INFO] [stdout] Jan 4 2021 19:56:55.707636488+0000: 128 tst: Message, value=Debug Value
[INFO] [stdout] Jan 4 2021 19:56:55.714789992+0000: 064 tst: Message
[INFO] [stdout] test tests::using_indebug ... ok
[INFO] [stdout] test tests::using_inhex ... ok
[INFO] [stdout] test tests::warn_is_enabled_by_default ... ok
[INFO] [stdout] test tests::ensure_proper_message_format ... ok
[INFO] [stdout] test tests::multistuff ... ok
[INFO] [stdout] test tests::ensure_proper_message_format_line_ending_with_newline ... ok
[INFO] [stdout] test tests::multiple_lines_count_correctly ... ok
[INFO] [stdout] test tests::multiple_lines_count_correctly_trailing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.74s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fast_logger
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test lib.rs - (line 128) ... ok
[INFO] [stdout] test lib.rs - (line 91) ... ok
[INFO] [stdout] test lib.rs - (line 202) ... ok
[INFO] [stdout] test lib.rs - Compatibility (line 267) ... ok
[INFO] [stdout] test lib.rs - (line 55) ... ok
[INFO] [stdout] test lib.rs - (line 44) ... ok
[INFO] [stdout] test lib.rs - (line 172) ... ok
[INFO] [stdout] test lib.rs - (line 221) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3dc5ed741737af072c23327c1e5769532bb3c98c2ae48555d5b216eb91bbd15e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dc5ed741737af072c23327c1e5769532bb3c98c2ae48555d5b216eb91bbd15e", kill_on_drop: false }`
[INFO] [stdout] 3dc5ed741737af072c23327c1e5769532bb3c98c2ae48555d5b216eb91bbd15e