[INFO] cloning repository https://github.com/reuschj/HighestNumberPairingsRustVersion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reuschj/HighestNumberPairingsRustVersion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 794ebe214eae0acd02a33a13a811c8aa2dc72a5a
[INFO] testing reuschj/HighestNumberPairingsRustVersion against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reuschj/HighestNumberPairingsRustVersion 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 git repo https://github.com/reuschj/HighestNumberPairingsRustVersion
[INFO] finished tweaking git repo https://github.com/reuschj/HighestNumberPairingsRustVersion
[INFO] tweaked toml for git repo https://github.com/reuschj/HighestNumberPairingsRustVersion written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/reuschj/HighestNumberPairingsRustVersion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 64d1a364415534121c7054df3eb20935d0e8b4e455a0bb3c045df0bd5ba55404
[INFO] running `Command { std: "docker" "start" "-a" "64d1a364415534121c7054df3eb20935d0e8b4e455a0bb3c045df0bd5ba55404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64d1a364415534121c7054df3eb20935d0e8b4e455a0bb3c045df0bd5ba55404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64d1a364415534121c7054df3eb20935d0e8b4e455a0bb3c045df0bd5ba55404", kill_on_drop: false }`
[INFO] [stdout] 64d1a364415534121c7054df3eb20935d0e8b4e455a0bb3c045df0bd5ba55404
[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] [stdout] 0c03d44e7f21e14ab27aadbd6ff20c7603073689879784bdd2507d12f3fc9020
[INFO] running `Command { std: "docker" "start" "-a" "0c03d44e7f21e14ab27aadbd6ff20c7603073689879784bdd2507d12f3fc9020", kill_on_drop: false }`
[INFO] [stderr]    Compiling highest_number_pairings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "0c03d44e7f21e14ab27aadbd6ff20c7603073689879784bdd2507d12f3fc9020", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c03d44e7f21e14ab27aadbd6ff20c7603073689879784bdd2507d12f3fc9020", kill_on_drop: false }`
[INFO] [stdout] 0c03d44e7f21e14ab27aadbd6ff20c7603073689879784bdd2507d12f3fc9020
[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] 432cf49ef1abc40b69933221e4190c3ceb0d23958f2bd0f6c2191efc9948c736
[INFO] running `Command { std: "docker" "start" "-a" "432cf49ef1abc40b69933221e4190c3ceb0d23958f2bd0f6c2191efc9948c736", kill_on_drop: false }`
[INFO] [stderr]    Compiling highest_number_pairings v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "432cf49ef1abc40b69933221e4190c3ceb0d23958f2bd0f6c2191efc9948c736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432cf49ef1abc40b69933221e4190c3ceb0d23958f2bd0f6c2191efc9948c736", kill_on_drop: false }`
[INFO] [stdout] 432cf49ef1abc40b69933221e4190c3ceb0d23958f2bd0f6c2191efc9948c736
[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] 75d51e5b9231e75966c9e163b3eab4b72fe6c672dc6ca46d12814b8f079874f2
[INFO] running `Command { std: "docker" "start" "-a" "75d51e5b9231e75966c9e163b3eab4b72fe6c672dc6ca46d12814b8f079874f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/highest_number_pairings-63c761f35a2571dc)
[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" "75d51e5b9231e75966c9e163b3eab4b72fe6c672dc6ca46d12814b8f079874f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d51e5b9231e75966c9e163b3eab4b72fe6c672dc6ca46d12814b8f079874f2", kill_on_drop: false }`
[INFO] [stdout] 75d51e5b9231e75966c9e163b3eab4b72fe6c672dc6ca46d12814b8f079874f2