[INFO] crate barc 2.0.0 is already in cache
[INFO] testing barc-2.0.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate barc 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate barc 2.0.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39e6b8d6bdd559973c443cc5b89272bd7a0820598ced412c8b8457d6131a561c
[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" "39e6b8d6bdd559973c443cc5b89272bd7a0820598ced412c8b8457d6131a561c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e6b8d6bdd559973c443cc5b89272bd7a0820598ced412c8b8457d6131a561c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e6b8d6bdd559973c443cc5b89272bd7a0820598ced412c8b8457d6131a561c", kill_on_drop: false }`
[INFO] [stdout] 39e6b8d6bdd559973c443cc5b89272bd7a0820598ced412c8b8457d6131a561c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ffd8b31fc39e7f3c4f23f9f2775d13604293a31d12a29442d637efcd3703d399
[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" "ffd8b31fc39e7f3c4f23f9f2775d13604293a31d12a29442d637efcd3703d399", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling olio v1.3.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling tao-log v1.0.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling body-image v2.0.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling barc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling brotli-decompressor v2.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling brotli v3.3.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.15s
[INFO] running `Command { std: "docker" "inspect" "ffd8b31fc39e7f3c4f23f9f2775d13604293a31d12a29442d637efcd3703d399", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd8b31fc39e7f3c4f23f9f2775d13604293a31d12a29442d637efcd3703d399", kill_on_drop: false }`
[INFO] [stdout] ffd8b31fc39e7f3c4f23f9f2775d13604293a31d12a29442d637efcd3703d399
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e8e64c89170148ceb2a71abc069ce7910c5900e24b97d3beffdaedfb52741d50
[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" "e8e64c89170148ceb2a71abc069ce7910c5900e24b97d3beffdaedfb52741d50", kill_on_drop: false }`
[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 10.48s
[INFO] running `Command { std: "docker" "inspect" "e8e64c89170148ceb2a71abc069ce7910c5900e24b97d3beffdaedfb52741d50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8e64c89170148ceb2a71abc069ce7910c5900e24b97d3beffdaedfb52741d50", kill_on_drop: false }`
[INFO] [stdout] e8e64c89170148ceb2a71abc069ce7910c5900e24b97d3beffdaedfb52741d50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] b6d603b43d793ccea2625b8636da941e6510c2a581450c87f90052295ad170b3
[INFO] running `Command { std: "docker" "start" "-a" "b6d603b43d793ccea2625b8636da941e6510c2a581450c87f90052295ad170b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/barc-6c81749da519cdc6
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test barc_tests::test_barc_error_as_flaw ... ok
[INFO] [stdout] test barc_tests::test_read_204_no_body ... ok
[INFO] [stdout] test barc_tests::test_barc_error_sizes ... ok
[INFO] [stdout] test barc_tests::test_record_convert_dialog_204 ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record ... 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_read_empty_file ... ok
[INFO] [stdout] test barc_tests::test_read_sample ... ok
[INFO] [stdout] test barc_tests::test_read_over_reserved ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record_brotli ... ok
[INFO] [stdout] test barc_tests::test_write_read_empty_record_gzip ... ok
[INFO] [stdout] test barc_tests::test_record_convert_dialog ... ok
[INFO] [stdout] test barc_tests::test_read_short_record_head ... ok
[INFO] [stdout] test barc_tests::test_read_sample_larger ... ok
[INFO] [stdout] test logger::tests::log_setup ... ok
[INFO] [stdout] test compress::tests::test_compressible_types ... ok
[INFO] [stdout] test compress::tests::test_not_compressible_types ... ok
[INFO] [stdout] test barc_tests::test_write_read_parallel ... 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_read_bad_record_head ... ok
[INFO] [stdout] test barc_tests::test_write_read_small_brotli ... ok
[INFO] [stdout] test barc_tests::test_write_read_small_gzip ... 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 `Command { std: "docker" "inspect" "b6d603b43d793ccea2625b8636da941e6510c2a581450c87f90052295ad170b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d603b43d793ccea2625b8636da941e6510c2a581450c87f90052295ad170b3", kill_on_drop: false }`
[INFO] [stdout] b6d603b43d793ccea2625b8636da941e6510c2a581450c87f90052295ad170b3