[INFO] crate barc 2.0.0 is already in cache
[INFO] testing barc-2.0.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate barc 2.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate barc 2.0.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate barc 2.0.0
[INFO] finished tweaking crates.io crate barc 2.0.0
[INFO] tweaked toml for crates.io crate barc 2.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e864a38412ec0a99b6977ad2c32c06b35ccaeefb76132d2998f25a0c3f6df10f
[INFO] running `"docker" "start" "-a" "e864a38412ec0a99b6977ad2c32c06b35ccaeefb76132d2998f25a0c3f6df10f"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling olio v1.3.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling body-image v2.0.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling tao-log v1.0.0
[INFO] [stderr]    Compiling barc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.61s
[INFO] running `"docker" "inspect" "e864a38412ec0a99b6977ad2c32c06b35ccaeefb76132d2998f25a0c3f6df10f"`
[INFO] running `"docker" "rm" "-f" "e864a38412ec0a99b6977ad2c32c06b35ccaeefb76132d2998f25a0c3f6df10f"`
[INFO] [stdout] e864a38412ec0a99b6977ad2c32c06b35ccaeefb76132d2998f25a0c3f6df10f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2eea9ea533e5206e941f3b504a98be684d606188aa63e074e0d7773f2be9f80d
[INFO] running `"docker" "start" "-a" "2eea9ea533e5206e941f3b504a98be684d606188aa63e074e0d7773f2be9f80d"`
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling barc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.34s
[INFO] running `"docker" "inspect" "2eea9ea533e5206e941f3b504a98be684d606188aa63e074e0d7773f2be9f80d"`
[INFO] running `"docker" "rm" "-f" "2eea9ea533e5206e941f3b504a98be684d606188aa63e074e0d7773f2be9f80d"`
[INFO] [stdout] 2eea9ea533e5206e941f3b504a98be684d606188aa63e074e0d7773f2be9f80d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 777cd298ce6971e87ee4300e04b67a36016ca47eee8d72bc4e65b16bfc4a48d2
[INFO] running `"docker" "start" "-a" "777cd298ce6971e87ee4300e04b67a36016ca47eee8d72bc4e65b16bfc4a48d2"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/barc-978905f3019c0444
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test barc_tests::test_barc_error_as_flaw ... ok
[INFO] [stdout] test barc_tests::test_barc_error_sizes ... ok
[INFO] [stdout] test barc_tests::test_read_bad_record_head ... ok
[INFO] [stdout] test barc_tests::test_read_empty_file ... ok
[INFO] [stdout] test barc_tests::test_read_short_record_head ... ok
[INFO] [stdout] test barc_tests::test_read_over_reserved ... ok
[INFO] [stdout] test barc_tests::test_read_204_no_body ... ok
[INFO] [stdout] test barc_tests::test_read_sample ... ok
[INFO] [stdout] test barc_tests::test_read_sample_larger ... ok
[INFO] [stdout] test barc_tests::test_read_truncated ... ok
[INFO] [stdout] test barc_tests::test_read_sample_mapped ... ok
[INFO] [stdout] test barc_tests::test_write_read_parallel ... ok
[INFO] [stdout] test compress::tests::test_compressible_types ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record_gzip ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record_brotli ... ok
[INFO] [stdout] test barc_tests::test_record_convert_dialog ... ok
[INFO] [stdout] test logger::tests::log_setup ... ok
[INFO] [stdout] test barc_tests::test_record_convert_dialog_204 ... ok
[INFO] [stdout] test compress::tests::test_not_compressible_types ... ok
[INFO] [stdout] test barc_tests::test_write_read_small ... ok
[INFO] [stdout] test barc_tests::test_write_read_large ... ok
[INFO] [stdout] test barc_tests::test_write_read_small_gzip ... ok
[INFO] [stdout] test barc_tests::test_write_read_small_brotli ... ok
[INFO] [stdout] test barc_tests::test_write_read_large_gzip ... ok
[INFO] [stdout] test barc_tests::test_write_read_large_brotli ... ok
[INFO] [stdout] test barc_tests::test_write_read_large_gzip_0 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "777cd298ce6971e87ee4300e04b67a36016ca47eee8d72bc4e65b16bfc4a48d2"`
[INFO] running `"docker" "rm" "-f" "777cd298ce6971e87ee4300e04b67a36016ca47eee8d72bc4e65b16bfc4a48d2"`
[INFO] [stdout] 777cd298ce6971e87ee4300e04b67a36016ca47eee8d72bc4e65b16bfc4a48d2