[INFO] cloning repository https://github.com/berrym/temperature_converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/berrym/temperature_converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberrym%2Ftemperature_converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberrym%2Ftemperature_converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba7aeb69649fe887c9a73e77b8bf8afa91beb7f4
[INFO] testing berrym/temperature_converter against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fberrym%2Ftemperature_converter" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/berrym/temperature_converter 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 git repo https://github.com/berrym/temperature_converter
[INFO] finished tweaking git repo https://github.com/berrym/temperature_converter
[INFO] tweaked toml for git repo https://github.com/berrym/temperature_converter written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/berrym/temperature_converter 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 01fb50ebcbe0fa8fe40dfa7c484f312f9b45151d8ffdd6a1bfc59ce34e6ab9fd
[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" "01fb50ebcbe0fa8fe40dfa7c484f312f9b45151d8ffdd6a1bfc59ce34e6ab9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01fb50ebcbe0fa8fe40dfa7c484f312f9b45151d8ffdd6a1bfc59ce34e6ab9fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fb50ebcbe0fa8fe40dfa7c484f312f9b45151d8ffdd6a1bfc59ce34e6ab9fd", kill_on_drop: false }`
[INFO] [stdout] 01fb50ebcbe0fa8fe40dfa7c484f312f9b45151d8ffdd6a1bfc59ce34e6ab9fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 944294b23cbd3007aab34be37b6cfa6dbadb126821ef5bb13d4dea08cc54f8ce
[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" "944294b23cbd3007aab34be37b6cfa6dbadb126821ef5bb13d4dea08cc54f8ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling temperature_converter v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.25s
[INFO] running `Command { std: "docker" "inspect" "944294b23cbd3007aab34be37b6cfa6dbadb126821ef5bb13d4dea08cc54f8ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "944294b23cbd3007aab34be37b6cfa6dbadb126821ef5bb13d4dea08cc54f8ce", kill_on_drop: false }`
[INFO] [stdout] 944294b23cbd3007aab34be37b6cfa6dbadb126821ef5bb13d4dea08cc54f8ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9dd61c4f38a4997c4a6e62af20d3661ff490ceb2e73bf91808a7830f2baceafc
[INFO] running `Command { std: "docker" "start" "-a" "9dd61c4f38a4997c4a6e62af20d3661ff490ceb2e73bf91808a7830f2baceafc", kill_on_drop: false }`
[INFO] [stderr]    Compiling temperature_converter v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "9dd61c4f38a4997c4a6e62af20d3661ff490ceb2e73bf91808a7830f2baceafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd61c4f38a4997c4a6e62af20d3661ff490ceb2e73bf91808a7830f2baceafc", kill_on_drop: false }`
[INFO] [stdout] 9dd61c4f38a4997c4a6e62af20d3661ff490ceb2e73bf91808a7830f2baceafc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 84711dd26de798bc6a541d34a28b6b622eacd9507a26a93ba91ee8b994abcda8
[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" "84711dd26de798bc6a541d34a28b6b622eacd9507a26a93ba91ee8b994abcda8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/temperature_converter-34c8e261b75d34d9
[INFO] [stdout] test tests::test_100c_to_f ... ok
[INFO] [stdout] test tests::test_0c_to_f ... ok
[INFO] [stdout] test tests::test_212f_to_c ... ok
[INFO] [stdout] test tests::test_32f_to_c ... ok
[INFO] [stdout] test tests::test_neg_40 ... ok
[INFO] [stdout] test tests::test_98_6f_to_c ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/temperature_converter-b60e1f99e53debdb
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests temperature_converter
[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" "84711dd26de798bc6a541d34a28b6b622eacd9507a26a93ba91ee8b994abcda8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84711dd26de798bc6a541d34a28b6b622eacd9507a26a93ba91ee8b994abcda8", kill_on_drop: false }`
[INFO] [stdout] 84711dd26de798bc6a541d34a28b6b622eacd9507a26a93ba91ee8b994abcda8