[INFO] fetching crate rerun 0.1.6...
[INFO] testing rerun-0.1.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate rerun 0.1.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rerun 0.1.6 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 rerun 0.1.6
[INFO] finished tweaking crates.io crate rerun 0.1.6
[INFO] tweaked toml for crates.io crate rerun 0.1.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate rerun 0.1.6 already has a lockfile, it will not be regenerated
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 62abc95d10eb1656de92523f065a5c004a3704580d8ff893950a19dd86c68514
[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" "62abc95d10eb1656de92523f065a5c004a3704580d8ff893950a19dd86c68514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62abc95d10eb1656de92523f065a5c004a3704580d8ff893950a19dd86c68514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62abc95d10eb1656de92523f065a5c004a3704580d8ff893950a19dd86c68514", kill_on_drop: false }`
[INFO] [stdout] 62abc95d10eb1656de92523f065a5c004a3704580d8ff893950a19dd86c68514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 3ec3786e3fb94f1ddd7743db20befe9452d9fb813c97328f3f2dc6a3b9445ad4
[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" "3ec3786e3fb94f1ddd7743db20befe9452d9fb813c97328f3f2dc6a3b9445ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcli v0.3.9
[INFO] [stderr]    Compiling colorful v0.2.1
[INFO] [stderr]    Compiling ex v0.1.3
[INFO] [stderr]    Compiling rerun v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "3ec3786e3fb94f1ddd7743db20befe9452d9fb813c97328f3f2dc6a3b9445ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec3786e3fb94f1ddd7743db20befe9452d9fb813c97328f3f2dc6a3b9445ad4", kill_on_drop: false }`
[INFO] [stdout] 3ec3786e3fb94f1ddd7743db20befe9452d9fb813c97328f3f2dc6a3b9445ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5fdc56e9b40ad3d9907c2aa6fbf9f3aa567d42e36e78d944f440ab3d2c79eed9
[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" "5fdc56e9b40ad3d9907c2aa6fbf9f3aa567d42e36e78d944f440ab3d2c79eed9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rerun v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "5fdc56e9b40ad3d9907c2aa6fbf9f3aa567d42e36e78d944f440ab3d2c79eed9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdc56e9b40ad3d9907c2aa6fbf9f3aa567d42e36e78d944f440ab3d2c79eed9", kill_on_drop: false }`
[INFO] [stdout] 5fdc56e9b40ad3d9907c2aa6fbf9f3aa567d42e36e78d944f440ab3d2c79eed9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a87eb41258eafcaba512251f17faf98575f7bd323075907bff08e6c0d8aed6f4
[INFO] running `Command { std: "docker" "start" "-a" "a87eb41258eafcaba512251f17faf98575f7bd323075907bff08e6c0d8aed6f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rerun-ff175389970fc553
[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] [stderr]      Running /opt/rustwide/target/debug/deps/rerun-c5b391245a22d6e9
[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] [stderr]    Doc-tests rerun
[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" "a87eb41258eafcaba512251f17faf98575f7bd323075907bff08e6c0d8aed6f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87eb41258eafcaba512251f17faf98575f7bd323075907bff08e6c0d8aed6f4", kill_on_drop: false }`
[INFO] [stdout] a87eb41258eafcaba512251f17faf98575f7bd323075907bff08e6c0d8aed6f4