[INFO] crate bk 0.4.2 is already in cache
[INFO] testing bk-0.4.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate bk 0.4.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bk 0.4.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bk 0.4.2
[INFO] finished tweaking crates.io crate bk 0.4.2
[INFO] tweaked toml for crates.io crate bk 0.4.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate bk 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] fedf06fb28c9f6bb7b5696a92953449da7a612ff85dea2894e9ddceeb7d9a1ed
[INFO] running `Command { std: "docker" "start" "-a" "fedf06fb28c9f6bb7b5696a92953449da7a612ff85dea2894e9ddceeb7d9a1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fedf06fb28c9f6bb7b5696a92953449da7a612ff85dea2894e9ddceeb7d9a1ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fedf06fb28c9f6bb7b5696a92953449da7a612ff85dea2894e9ddceeb7d9a1ed", kill_on_drop: false }`
[INFO] [stdout] fedf06fb28c9f6bb7b5696a92953449da7a612ff85dea2894e9ddceeb7d9a1ed
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f60bdc0ca56a3ca93c992d0462ac1789636e6a014e599bf5f25c035016da8b05
[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" "f60bdc0ca56a3ca93c992d0462ac1789636e6a014e599bf5f25c035016da8b05", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling argh_shared v0.1.1
[INFO] [stderr]    Compiling podio v0.1.7
[INFO] [stderr]    Compiling xmlparser v0.13.2
[INFO] [stderr]    Compiling roxmltree v0.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling zip v0.5.6
[INFO] [stderr]    Compiling crossterm v0.17.7
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling argh_derive v0.1.1
[INFO] [stderr]    Compiling argh v0.1.3
[INFO] [stderr]    Compiling ron v0.6.0
[INFO] [stderr]    Compiling bk v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.00s
[INFO] running `Command { std: "docker" "inspect" "f60bdc0ca56a3ca93c992d0462ac1789636e6a014e599bf5f25c035016da8b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60bdc0ca56a3ca93c992d0462ac1789636e6a014e599bf5f25c035016da8b05", kill_on_drop: false }`
[INFO] [stdout] f60bdc0ca56a3ca93c992d0462ac1789636e6a014e599bf5f25c035016da8b05
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a65ff27f59b47af9b055238c81bfed367289706f1080054ba483b3a0fce2f57b
[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" "a65ff27f59b47af9b055238c81bfed367289706f1080054ba483b3a0fce2f57b", kill_on_drop: false }`
[INFO] [stderr]    Compiling bk v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "a65ff27f59b47af9b055238c81bfed367289706f1080054ba483b3a0fce2f57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a65ff27f59b47af9b055238c81bfed367289706f1080054ba483b3a0fce2f57b", kill_on_drop: false }`
[INFO] [stdout] a65ff27f59b47af9b055238c81bfed367289706f1080054ba483b3a0fce2f57b
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bf273e15630335643f752d8553f1f8e9de04500934bd9c5c41e69813f17dc86b
[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" "bf273e15630335643f752d8553f1f8e9de04500934bd9c5c41e69813f17dc86b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bk-99dea60632cdcba9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf273e15630335643f752d8553f1f8e9de04500934bd9c5c41e69813f17dc86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf273e15630335643f752d8553f1f8e9de04500934bd9c5c41e69813f17dc86b", kill_on_drop: false }`
[INFO] [stdout] bf273e15630335643f752d8553f1f8e9de04500934bd9c5c41e69813f17dc86b