[INFO] fetching crate chunky-vec 0.1.0...
[INFO] testing chunky-vec-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate chunky-vec 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate chunky-vec 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 chunky-vec 0.1.0
[INFO] finished tweaking crates.io crate chunky-vec 0.1.0
[INFO] tweaked toml for crates.io crate chunky-vec 0.1.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 57625b7a6c5a51c5e9a59de35d1bf04409e20ba111a33327578767582aca882a
[INFO] running `Command { std: "docker" "start" "-a" "57625b7a6c5a51c5e9a59de35d1bf04409e20ba111a33327578767582aca882a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57625b7a6c5a51c5e9a59de35d1bf04409e20ba111a33327578767582aca882a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57625b7a6c5a51c5e9a59de35d1bf04409e20ba111a33327578767582aca882a", kill_on_drop: false }`
[INFO] [stdout] 57625b7a6c5a51c5e9a59de35d1bf04409e20ba111a33327578767582aca882a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 2854614d25eda18720a9f9941c1851a75411a19c6163f1f3d8b2633e9e22e639
[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" "2854614d25eda18720a9f9941c1851a75411a19c6163f1f3d8b2633e9e22e639", kill_on_drop: false }`
[INFO] [stderr]    Compiling chunky-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2854614d25eda18720a9f9941c1851a75411a19c6163f1f3d8b2633e9e22e639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2854614d25eda18720a9f9941c1851a75411a19c6163f1f3d8b2633e9e22e639", kill_on_drop: false }`
[INFO] [stdout] 2854614d25eda18720a9f9941c1851a75411a19c6163f1f3d8b2633e9e22e639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 477457e82b8a997a17338f0e46b874c9223f1f6ea914b591d519a17cd6a7ee2e
[INFO] running `Command { std: "docker" "start" "-a" "477457e82b8a997a17338f0e46b874c9223f1f6ea914b591d519a17cd6a7ee2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling chunky-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "477457e82b8a997a17338f0e46b874c9223f1f6ea914b591d519a17cd6a7ee2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477457e82b8a997a17338f0e46b874c9223f1f6ea914b591d519a17cd6a7ee2e", kill_on_drop: false }`
[INFO] [stdout] 477457e82b8a997a17338f0e46b874c9223f1f6ea914b591d519a17cd6a7ee2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 16a40fc4d4b941040e4b7b0ff8dd93fbd7c33eb13ed726f5e4a288cff64e39ea
[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" "16a40fc4d4b941040e4b7b0ff8dd93fbd7c33eb13ed726f5e4a288cff64e39ea", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chunky_vec-849cf782fe64a1dc)
[INFO] [stderr]    Doc-tests chunky-vec
[INFO] [stdout] test tests::iterate_empty ... ok
[INFO] [stdout] test tests::index_multiple_chunks ... ok
[INFO] [stdout] test tests::iterate_multiple_chunks ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16a40fc4d4b941040e4b7b0ff8dd93fbd7c33eb13ed726f5e4a288cff64e39ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a40fc4d4b941040e4b7b0ff8dd93fbd7c33eb13ed726f5e4a288cff64e39ea", kill_on_drop: false }`
[INFO] [stdout] 16a40fc4d4b941040e4b7b0ff8dd93fbd7c33eb13ed726f5e4a288cff64e39ea