[INFO] crate imager-engine 0.0.0 is already in cache
[INFO] testing imager-engine-0.0.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate imager-engine 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate imager-engine 0.0.0 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 imager-engine 0.0.0
[INFO] finished tweaking crates.io crate imager-engine 0.0.0
[INFO] tweaked toml for crates.io crate imager-engine 0.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate imager-engine 0.0.0 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-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] 9053abe7c61bce3dae5d44cc919714dbd11b2ef359b906b9bfd028b68c7f7dbb
[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" "9053abe7c61bce3dae5d44cc919714dbd11b2ef359b906b9bfd028b68c7f7dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9053abe7c61bce3dae5d44cc919714dbd11b2ef359b906b9bfd028b68c7f7dbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9053abe7c61bce3dae5d44cc919714dbd11b2ef359b906b9bfd028b68c7f7dbb", kill_on_drop: false }`
[INFO] [stdout] 9053abe7c61bce3dae5d44cc919714dbd11b2ef359b906b9bfd028b68c7f7dbb
[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] 2fc2c78e966a5ba3af71584b8cf8daa02d3545536be9e33d10dd8d58a06f530b
[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" "2fc2c78e966a5ba3af71584b8cf8daa02d3545536be9e33d10dd8d58a06f530b", kill_on_drop: false }`
[INFO] [stderr]    Compiling imager-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "2fc2c78e966a5ba3af71584b8cf8daa02d3545536be9e33d10dd8d58a06f530b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fc2c78e966a5ba3af71584b8cf8daa02d3545536be9e33d10dd8d58a06f530b", kill_on_drop: false }`
[INFO] [stdout] 2fc2c78e966a5ba3af71584b8cf8daa02d3545536be9e33d10dd8d58a06f530b
[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] 85443fc808e26083caa33faf9633894d7c811e5d19e0c4a428c41a90caff0861
[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" "85443fc808e26083caa33faf9633894d7c811e5d19e0c4a428c41a90caff0861", kill_on_drop: false }`
[INFO] [stderr]    Compiling imager-engine v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "85443fc808e26083caa33faf9633894d7c811e5d19e0c4a428c41a90caff0861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85443fc808e26083caa33faf9633894d7c811e5d19e0c4a428c41a90caff0861", kill_on_drop: false }`
[INFO] [stdout] 85443fc808e26083caa33faf9633894d7c811e5d19e0c4a428c41a90caff0861
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81f08bebc602e589c290c24d58455748b7f1e6efed12b9eff0dbd360d4ed97ca
[INFO] running `Command { std: "docker" "start" "-a" "81f08bebc602e589c290c24d58455748b7f1e6efed12b9eff0dbd360d4ed97ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/imager_engine-8e11c7c719dd4e2e
[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" "81f08bebc602e589c290c24d58455748b7f1e6efed12b9eff0dbd360d4ed97ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f08bebc602e589c290c24d58455748b7f1e6efed12b9eff0dbd360d4ed97ca", kill_on_drop: false }`
[INFO] [stdout] 81f08bebc602e589c290c24d58455748b7f1e6efed12b9eff0dbd360d4ed97ca