[INFO] fetching crate hypox 0.1.0...
[INFO] testing hypox-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hypox 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate hypox 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hypox 0.1.0
[INFO] finished tweaking crates.io crate hypox 0.1.0
[INFO] tweaked toml for crates.io crate hypox 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a097f77fb7a06ad2c410b67801456171b0ac66ea85b1af68d2cc66c7cf60f241
[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" "a097f77fb7a06ad2c410b67801456171b0ac66ea85b1af68d2cc66c7cf60f241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a097f77fb7a06ad2c410b67801456171b0ac66ea85b1af68d2cc66c7cf60f241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a097f77fb7a06ad2c410b67801456171b0ac66ea85b1af68d2cc66c7cf60f241", kill_on_drop: false }`
[INFO] [stdout] a097f77fb7a06ad2c410b67801456171b0ac66ea85b1af68d2cc66c7cf60f241
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] f666a2fd88614c83d92d5064a62aa843460d5ea0364593a533530b7a906c2641
[INFO] running `Command { std: "docker" "start" "-a" "f666a2fd88614c83d92d5064a62aa843460d5ea0364593a533530b7a906c2641", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling hypox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.59s
[INFO] running `Command { std: "docker" "inspect" "f666a2fd88614c83d92d5064a62aa843460d5ea0364593a533530b7a906c2641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f666a2fd88614c83d92d5064a62aa843460d5ea0364593a533530b7a906c2641", kill_on_drop: false }`
[INFO] [stdout] f666a2fd88614c83d92d5064a62aa843460d5ea0364593a533530b7a906c2641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--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] 417ee5e8a6843fafedfc42e8e830a2441652866523e50e5916d6870ae0f3b02e
[INFO] running `Command { std: "docker" "start" "-a" "417ee5e8a6843fafedfc42e8e830a2441652866523e50e5916d6870ae0f3b02e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hypox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "417ee5e8a6843fafedfc42e8e830a2441652866523e50e5916d6870ae0f3b02e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417ee5e8a6843fafedfc42e8e830a2441652866523e50e5916d6870ae0f3b02e", kill_on_drop: false }`
[INFO] [stdout] 417ee5e8a6843fafedfc42e8e830a2441652866523e50e5916d6870ae0f3b02e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] d7c89f27adc3f5b643d3a15cf68ad4df0e3b1cb2ea101979bc3fe5f18f576bd2
[INFO] running `Command { std: "docker" "start" "-a" "d7c89f27adc3f5b643d3a15cf68ad4df0e3b1cb2ea101979bc3fe5f18f576bd2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hypox-4c941c90f9df5b35)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7c89f27adc3f5b643d3a15cf68ad4df0e3b1cb2ea101979bc3fe5f18f576bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7c89f27adc3f5b643d3a15cf68ad4df0e3b1cb2ea101979bc3fe5f18f576bd2", kill_on_drop: false }`
[INFO] [stdout] d7c89f27adc3f5b643d3a15cf68ad4df0e3b1cb2ea101979bc3fe5f18f576bd2