[INFO] fetching crate env_logger 0.8.2...
[INFO] testing env_logger-0.8.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate env_logger 0.8.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate env_logger 0.8.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate env_logger 0.8.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate env_logger 0.8.2
[INFO] tweaked toml for crates.io crate env_logger 0.8.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate env_logger 0.8.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1611218bc6a3758e5d37ed798b2432ae0cd857b2dd35789fe5aced0f4e837d7
[INFO] running `Command { std: "docker" "start" "-a" "b1611218bc6a3758e5d37ed798b2432ae0cd857b2dd35789fe5aced0f4e837d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1611218bc6a3758e5d37ed798b2432ae0cd857b2dd35789fe5aced0f4e837d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1611218bc6a3758e5d37ed798b2432ae0cd857b2dd35789fe5aced0f4e837d7", kill_on_drop: false }`
[INFO] [stdout] b1611218bc6a3758e5d37ed798b2432ae0cd857b2dd35789fe5aced0f4e837d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77f66c8d9da56d9a5aec35f74a6d5d24e990fa1d76ba8a1e3dc2d612a85f04ca
[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" "77f66c8d9da56d9a5aec35f74a6d5d24e990fa1d76ba8a1e3dc2d612a85f04ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "77f66c8d9da56d9a5aec35f74a6d5d24e990fa1d76ba8a1e3dc2d612a85f04ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77f66c8d9da56d9a5aec35f74a6d5d24e990fa1d76ba8a1e3dc2d612a85f04ca", kill_on_drop: false }`
[INFO] [stdout] 77f66c8d9da56d9a5aec35f74a6d5d24e990fa1d76ba8a1e3dc2d612a85f04ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c80f4544a0d95221eac9d027601845346829a9597e469aa1b7928b17ddc69a5
[INFO] running `Command { std: "docker" "start" "-a" "5c80f4544a0d95221eac9d027601845346829a9597e469aa1b7928b17ddc69a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling env_logger v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `Command { std: "docker" "inspect" "5c80f4544a0d95221eac9d027601845346829a9597e469aa1b7928b17ddc69a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c80f4544a0d95221eac9d027601845346829a9597e469aa1b7928b17ddc69a5", kill_on_drop: false }`
[INFO] [stdout] 5c80f4544a0d95221eac9d027601845346829a9597e469aa1b7928b17ddc69a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a51bf9bfcff27d3de9e2206ed2c5a6b145210353252246100d9d27f23a3ae4f5
[INFO] running `Command { std: "docker" "start" "-a" "a51bf9bfcff27d3de9e2206ed2c5a6b145210353252246100d9d27f23a3ae4f5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/env_logger-9a0089a2694539d6
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test filter::tests::filter_info ... ok
[INFO] [stdout] test filter::tests::match_beginning ... ok
[INFO] [stdout] test filter::tests::match_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::parse_default ... ok
[INFO] [stdout] test filter::tests::match_default ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate ... ok
[INFO] [stdout] test filter::tests::no_match ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_string_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_level ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid ... ok
[INFO] [stdout] test fmt::tests::format_indent_zero_spaces ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces ... ok
[INFO] [stdout] test filter::tests::zero_level ... ok
[INFO] [stdout] test fmt::tests::format_indent_spaces_no_header ... ok
[INFO] [stdout] test filter::tests::match_full_path ... ok
[INFO] [stdout] test filter::tests::filter_beginning_longest_match ... ok
[INFO] [stdout] test filter::tests::parse_spec_valid_filter ... ok
[INFO] [stdout] test filter::tests::parse_spec_invalid_crate_filter ... ok
[INFO] [stdout] test filter::tests::parse_spec_empty_with_filter ... ok
[INFO] [stdout] test filter::tests::parse_spec_global ... ok
[INFO] [stdout] test fmt::tests::format_no_header ... ok
[INFO] [stdout] test fmt::tests::format_with_header ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_valid ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_var_if_set ... ok
[INFO] [stdout] test tests::env_get_filter_reads_from_default_if_var_not_set ... ok
[INFO] [stdout] test fmt::writer::tests::parse_write_style_invalid ... ok
[INFO] [stdout] test tests::env_get_write_style_reads_from_var_if_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/init_twice_retains_filter-7980da0bba6dd328
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/log_in_log-27e039c421ff0cc7
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/log_tls_dtors-4ecaac23de44b74a
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regexp_filter-06bbabd1d9c12c58
[INFO] [stderr]    Doc-tests env_logger
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --test /opt/rustwide/workdir/src/lib.rs --crate-name env_logger -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cfg 'feature="default"' --cfg 'feature="humantime"' --cfg 'feature="regex"' --cfg 'feature="atty"' --cfg 'feature="termcolor"' --extern atty=/opt/rustwide/target/debug/deps/libatty-a1b1a33f2a1b61e4.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-155fc034e197ba34.rlib --extern humantime=/opt/rustwide/target/debug/deps/libhumantime-1b056083a137d685.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-e85f58044ae91ffe.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-740b8eda43766450.rlib --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-9cb8c404138a090a.rlib -C embed-bitcode=no` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a51bf9bfcff27d3de9e2206ed2c5a6b145210353252246100d9d27f23a3ae4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51bf9bfcff27d3de9e2206ed2c5a6b145210353252246100d9d27f23a3ae4f5", kill_on_drop: false }`
[INFO] [stdout] a51bf9bfcff27d3de9e2206ed2c5a6b145210353252246100d9d27f23a3ae4f5