[INFO] fetching crate blackbox-presetgen 0.1.2...
[INFO] testing blackbox-presetgen-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate blackbox-presetgen 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate blackbox-presetgen 0.1.2 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 blackbox-presetgen 0.1.2
[INFO] finished tweaking crates.io crate blackbox-presetgen 0.1.2
[INFO] tweaked toml for crates.io crate blackbox-presetgen 0.1.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate blackbox-presetgen 0.1.2 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-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" "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] [stdout] f5677b1bfbd4f315a133be8f9b281a8ee495ce8c2cf565ede255fa916389badd
[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" "f5677b1bfbd4f315a133be8f9b281a8ee495ce8c2cf565ede255fa916389badd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5677b1bfbd4f315a133be8f9b281a8ee495ce8c2cf565ede255fa916389badd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5677b1bfbd4f315a133be8f9b281a8ee495ce8c2cf565ede255fa916389badd", kill_on_drop: false }`
[INFO] [stdout] f5677b1bfbd4f315a133be8f9b281a8ee495ce8c2cf565ede255fa916389badd
[INFO] running `Command { std: "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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1b434cde440560d03d1f758481c4becc8d9d1d25bd36fcb860373fe7c2449e76
[INFO] running `Command { std: "docker" "start" "-a" "1b434cde440560d03d1f758481c4becc8d9d1d25bd36fcb860373fe7c2449e76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quick-xml v0.20.0
[INFO] [stderr]    Compiling blackbox-presetgen v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.54s
[INFO] running `Command { std: "docker" "inspect" "1b434cde440560d03d1f758481c4becc8d9d1d25bd36fcb860373fe7c2449e76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b434cde440560d03d1f758481c4becc8d9d1d25bd36fcb860373fe7c2449e76", kill_on_drop: false }`
[INFO] [stdout] 1b434cde440560d03d1f758481c4becc8d9d1d25bd36fcb860373fe7c2449e76
[INFO] running `Command { std: "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" "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] [stdout] bc39808fcbd4eea20c342aa9879a453020445e1541de5d7695c0ccabf01f2b60
[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" "bc39808fcbd4eea20c342aa9879a453020445e1541de5d7695c0ccabf01f2b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling blackbox-presetgen v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "bc39808fcbd4eea20c342aa9879a453020445e1541de5d7695c0ccabf01f2b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc39808fcbd4eea20c342aa9879a453020445e1541de5d7695c0ccabf01f2b60", kill_on_drop: false }`
[INFO] [stdout] bc39808fcbd4eea20c342aa9879a453020445e1541de5d7695c0ccabf01f2b60
[INFO] running `Command { std: "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" "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] [stdout] 8775a119a0b61182f65c5d42784b25ff5867b74cfd60d6789b582d8ccb88bb5d
[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" "8775a119a0b61182f65c5d42784b25ff5867b74cfd60d6789b582d8ccb88bb5d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blackbox_presetgen-0d3e7312e5558bb4
[INFO] [stdout] test preset::tests::row_col_reverse_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8775a119a0b61182f65c5d42784b25ff5867b74cfd60d6789b582d8ccb88bb5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8775a119a0b61182f65c5d42784b25ff5867b74cfd60d6789b582d8ccb88bb5d", kill_on_drop: false }`
[INFO] [stdout] 8775a119a0b61182f65c5d42784b25ff5867b74cfd60d6789b582d8ccb88bb5d