[INFO] fetching crate plain-map 2.0.0...
[INFO] testing plain-map-2.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate plain-map 2.0.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate plain-map 2.0.0 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 plain-map 2.0.0
[INFO] finished tweaking crates.io crate plain-map 2.0.0
[INFO] tweaked toml for crates.io crate plain-map 2.0.0 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 464dcf2cdf3cf61c8dd9c013eb71125c5f99ff7e7d5a6ea9ef9cb0f35ec96994
[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" "464dcf2cdf3cf61c8dd9c013eb71125c5f99ff7e7d5a6ea9ef9cb0f35ec96994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "464dcf2cdf3cf61c8dd9c013eb71125c5f99ff7e7d5a6ea9ef9cb0f35ec96994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464dcf2cdf3cf61c8dd9c013eb71125c5f99ff7e7d5a6ea9ef9cb0f35ec96994", kill_on_drop: false }`
[INFO] [stdout] 464dcf2cdf3cf61c8dd9c013eb71125c5f99ff7e7d5a6ea9ef9cb0f35ec96994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 58e07e4ab88080f16d92178fc824011d0e9e1bd416684946a5646af6885f77db
[INFO] running `Command { std: "docker" "start" "-a" "58e07e4ab88080f16d92178fc824011d0e9e1bd416684946a5646af6885f77db", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec-stableunion v0.6.10
[INFO] [stderr]    Compiling plain-map v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "58e07e4ab88080f16d92178fc824011d0e9e1bd416684946a5646af6885f77db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e07e4ab88080f16d92178fc824011d0e9e1bd416684946a5646af6885f77db", kill_on_drop: false }`
[INFO] [stdout] 58e07e4ab88080f16d92178fc824011d0e9e1bd416684946a5646af6885f77db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] dc7899cac0b89b4960796bba1ce66f1197b5a6c86c670df16743ee3fd915a81a
[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" "dc7899cac0b89b4960796bba1ce66f1197b5a6c86c670df16743ee3fd915a81a", kill_on_drop: false }`
[INFO] [stderr]    Compiling plain-map v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "dc7899cac0b89b4960796bba1ce66f1197b5a6c86c670df16743ee3fd915a81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7899cac0b89b4960796bba1ce66f1197b5a6c86c670df16743ee3fd915a81a", kill_on_drop: false }`
[INFO] [stdout] dc7899cac0b89b4960796bba1ce66f1197b5a6c86c670df16743ee3fd915a81a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] ec87aa9bf139dccf3796a4c88868e031472e14eae0c19ced0a9274d4e122f5a9
[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" "ec87aa9bf139dccf3796a4c88868e031472e14eae0c19ced0a9274d4e122f5a9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plain_map-99e3af5ecfc7692d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plain-map
[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] [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" "ec87aa9bf139dccf3796a4c88868e031472e14eae0c19ced0a9274d4e122f5a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec87aa9bf139dccf3796a4c88868e031472e14eae0c19ced0a9274d4e122f5a9", kill_on_drop: false }`
[INFO] [stdout] ec87aa9bf139dccf3796a4c88868e031472e14eae0c19ced0a9274d4e122f5a9