[INFO] fetching crate pete 0.4.0...
[INFO] testing pete-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pete 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pete 0.4.0 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 pete 0.4.0
[INFO] finished tweaking crates.io crate pete 0.4.0
[INFO] tweaked toml for crates.io crate pete 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate pete 0.4.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f58f5d7761fea867c031c3baae09276b845708fa83a977f633f15da08acb4a32
[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" "f58f5d7761fea867c031c3baae09276b845708fa83a977f633f15da08acb4a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f58f5d7761fea867c031c3baae09276b845708fa83a977f633f15da08acb4a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58f5d7761fea867c031c3baae09276b845708fa83a977f633f15da08acb4a32", kill_on_drop: false }`
[INFO] [stdout] f58f5d7761fea867c031c3baae09276b845708fa83a977f633f15da08acb4a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c8a9cc2c3ba14e8190660afc6f8081142167fe7c0e935d6af3cd5d9ccb99b1a1
[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" "c8a9cc2c3ba14e8190660afc6f8081142167fe7c0e935d6af3cd5d9ccb99b1a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling nix v0.19.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pete v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.45s
[INFO] running `Command { std: "docker" "inspect" "c8a9cc2c3ba14e8190660afc6f8081142167fe7c0e935d6af3cd5d9ccb99b1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a9cc2c3ba14e8190660afc6f8081142167fe7c0e935d6af3cd5d9ccb99b1a1", kill_on_drop: false }`
[INFO] [stdout] c8a9cc2c3ba14e8190660afc6f8081142167fe7c0e935d6af3cd5d9ccb99b1a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2f46ae349a50202b965704af96f1e4af30b5f2bd66003139002fa0d18d05d094
[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" "2f46ae349a50202b965704af96f1e4af30b5f2bd66003139002fa0d18d05d094", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling pete v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.64s
[INFO] running `Command { std: "docker" "inspect" "2f46ae349a50202b965704af96f1e4af30b5f2bd66003139002fa0d18d05d094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f46ae349a50202b965704af96f1e4af30b5f2bd66003139002fa0d18d05d094", kill_on_drop: false }`
[INFO] [stdout] 2f46ae349a50202b965704af96f1e4af30b5f2bd66003139002fa0d18d05d094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7b4a492106f9b60f1973f06a4a57b0f9e6676824c76d67ef5b8e5be6bd44586c
[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" "7b4a492106f9b60f1973f06a4a57b0f9e6676824c76d67ef5b8e5be6bd44586c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pete-df59f1a2e1f39762
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pete
[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" "7b4a492106f9b60f1973f06a4a57b0f9e6676824c76d67ef5b8e5be6bd44586c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4a492106f9b60f1973f06a4a57b0f9e6676824c76d67ef5b8e5be6bd44586c", kill_on_drop: false }`
[INFO] [stdout] 7b4a492106f9b60f1973f06a4a57b0f9e6676824c76d67ef5b8e5be6bd44586c