[INFO] crate accelerometer 0.12.0 is already in cache
[INFO] testing accelerometer-0.12.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate accelerometer 0.12.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate accelerometer 0.12.0 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 accelerometer 0.12.0
[INFO] finished tweaking crates.io crate accelerometer 0.12.0
[INFO] tweaked toml for crates.io crate accelerometer 0.12.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] a8e755fa74f4360711816c069136a84647c100a08617d9ddbc06fe6f3d8d1bb3
[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" "a8e755fa74f4360711816c069136a84647c100a08617d9ddbc06fe6f3d8d1bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8e755fa74f4360711816c069136a84647c100a08617d9ddbc06fe6f3d8d1bb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e755fa74f4360711816c069136a84647c100a08617d9ddbc06fe6f3d8d1bb3", kill_on_drop: false }`
[INFO] [stdout] a8e755fa74f4360711816c069136a84647c100a08617d9ddbc06fe6f3d8d1bb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 847838db425b48796c9c9b64bf89647d3c73339fe8e22e514cc3a766de7f2251
[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" "847838db425b48796c9c9b64bf89647d3c73339fe8e22e514cc3a766de7f2251", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling generic-array v0.13.2
[INFO] [stderr]    Compiling micromath v1.0.1
[INFO] [stderr]    Compiling accelerometer v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.83s
[INFO] running `Command { std: "docker" "inspect" "847838db425b48796c9c9b64bf89647d3c73339fe8e22e514cc3a766de7f2251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "847838db425b48796c9c9b64bf89647d3c73339fe8e22e514cc3a766de7f2251", kill_on_drop: false }`
[INFO] [stdout] 847838db425b48796c9c9b64bf89647d3c73339fe8e22e514cc3a766de7f2251
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0b63bc81c99593f6a37e1ca586961f32e6c0d160a7211a13a566c8cdce08b8ec
[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" "0b63bc81c99593f6a37e1ca586961f32e6c0d160a7211a13a566c8cdce08b8ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling accelerometer v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0b63bc81c99593f6a37e1ca586961f32e6c0d160a7211a13a566c8cdce08b8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b63bc81c99593f6a37e1ca586961f32e6c0d160a7211a13a566c8cdce08b8ec", kill_on_drop: false }`
[INFO] [stdout] 0b63bc81c99593f6a37e1ca586961f32e6c0d160a7211a13a566c8cdce08b8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0940aa76413523a8e93fbeafd6c8796164ff9c74bd1603f1bcbf0de891c95f8e
[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" "0940aa76413523a8e93fbeafd6c8796164ff9c74bd1603f1bcbf0de891c95f8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/accelerometer-566ddf9ef2822279
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests accelerometer
[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] [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" "0940aa76413523a8e93fbeafd6c8796164ff9c74bd1603f1bcbf0de891c95f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0940aa76413523a8e93fbeafd6c8796164ff9c74bd1603f1bcbf0de891c95f8e", kill_on_drop: false }`
[INFO] [stdout] 0940aa76413523a8e93fbeafd6c8796164ff9c74bd1603f1bcbf0de891c95f8e