[INFO] fetching crate ergo 0.0.5...
[INFO] testing ergo-0.0.5 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ergo 0.0.5 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ergo 0.0.5 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo 0.0.5
[INFO] finished tweaking crates.io crate ergo 0.0.5
[INFO] tweaked toml for crates.io crate ergo 0.0.5 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33fe7dfe58304ffc1d1cd1ff850b53b852acbe5a99d7aa692769bc2fd7e72f91
[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" "33fe7dfe58304ffc1d1cd1ff850b53b852acbe5a99d7aa692769bc2fd7e72f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33fe7dfe58304ffc1d1cd1ff850b53b852acbe5a99d7aa692769bc2fd7e72f91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33fe7dfe58304ffc1d1cd1ff850b53b852acbe5a99d7aa692769bc2fd7e72f91", kill_on_drop: false }`
[INFO] [stdout] 33fe7dfe58304ffc1d1cd1ff850b53b852acbe5a99d7aa692769bc2fd7e72f91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 620268b5550bced6cb54f410b142f879d0b30cda170a5818d82f87c7dbd2cbfd
[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" "620268b5550bced6cb54f410b142f879d0b30cda170a5818d82f87c7dbd2cbfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.13
[INFO] [stderr]    Compiling configure_derive v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling stfu8 v0.2.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling tar v0.4.30
[INFO] [stderr]    Compiling shellexpand v1.1.1
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling ergo_sync v0.1.0
[INFO] [stderr]    Compiling erased-serde v0.3.13
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_yaml v0.7.5
[INFO] [stderr]    Compiling ron v0.1.7
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling path_abs v0.4.1
[INFO] [stderr]    Compiling ctrlc v3.1.7
[INFO] [stderr]    Compiling ergo_sys v0.0.1
[INFO] [stderr]    Compiling ergo_fs v0.2.0
[INFO] [stderr]    Compiling ergo_std v0.0.3
[INFO] [stderr]    Compiling configure v0.1.1
[INFO] [stderr]    Compiling ergo_config v0.0.1
[INFO] [stderr]    Compiling ergo v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.47s
[INFO] running `Command { std: "docker" "inspect" "620268b5550bced6cb54f410b142f879d0b30cda170a5818d82f87c7dbd2cbfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620268b5550bced6cb54f410b142f879d0b30cda170a5818d82f87c7dbd2cbfd", kill_on_drop: false }`
[INFO] [stdout] 620268b5550bced6cb54f410b142f879d0b30cda170a5818d82f87c7dbd2cbfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fb0d0cc6458e75303a54ee1c13774cabaa25bdc64697a43eefbd9a8c60aa78f
[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" "8fb0d0cc6458e75303a54ee1c13774cabaa25bdc64697a43eefbd9a8c60aa78f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ergo v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "8fb0d0cc6458e75303a54ee1c13774cabaa25bdc64697a43eefbd9a8c60aa78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fb0d0cc6458e75303a54ee1c13774cabaa25bdc64697a43eefbd9a8c60aa78f", kill_on_drop: false }`
[INFO] [stdout] 8fb0d0cc6458e75303a54ee1c13774cabaa25bdc64697a43eefbd9a8c60aa78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a002ba2265ace29699045e1145adaec10f1a007bb74c2a96033159b28b0c4c00
[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" "a002ba2265ace29699045e1145adaec10f1a007bb74c2a96033159b28b0c4c00", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ergo-aa2f9c6781aea0a1
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ergo
[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" "a002ba2265ace29699045e1145adaec10f1a007bb74c2a96033159b28b0c4c00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a002ba2265ace29699045e1145adaec10f1a007bb74c2a96033159b28b0c4c00", kill_on_drop: false }`
[INFO] [stdout] a002ba2265ace29699045e1145adaec10f1a007bb74c2a96033159b28b0c4c00