[INFO] cloning repository https://github.com/hearsay316/rust-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hearsay316/rust-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2Frust-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2Frust-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ea8740eddac7aa4546abf588ff02d0aadcefeb9
[INFO] testing hearsay316/rust-learn against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhearsay316%2Frust-learn" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hearsay316/rust-learn on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hearsay316/rust-learn
[INFO] finished tweaking git repo https://github.com/hearsay316/rust-learn
[INFO] tweaked toml for git repo https://github.com/hearsay316/rust-learn written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/hearsay316/rust-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ae4bad4c85201d7cf0cdd99a07be0f6e765b71ef4b44bfbeb0d749bd52de934
[INFO] running `Command { std: "docker" "start" "-a" "0ae4bad4c85201d7cf0cdd99a07be0f6e765b71ef4b44bfbeb0d749bd52de934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ae4bad4c85201d7cf0cdd99a07be0f6e765b71ef4b44bfbeb0d749bd52de934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ae4bad4c85201d7cf0cdd99a07be0f6e765b71ef4b44bfbeb0d749bd52de934", kill_on_drop: false }`
[INFO] [stdout] 0ae4bad4c85201d7cf0cdd99a07be0f6e765b71ef4b44bfbeb0d749bd52de934
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 917241986f3e7b4a02424f887963713390526d950a793b37fdd707307d3d557e
[INFO] running `Command { std: "docker" "start" "-a" "917241986f3e7b4a02424f887963713390526d950a793b37fdd707307d3d557e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "917241986f3e7b4a02424f887963713390526d950a793b37fdd707307d3d557e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "917241986f3e7b4a02424f887963713390526d950a793b37fdd707307d3d557e", kill_on_drop: false }`
[INFO] [stdout] 917241986f3e7b4a02424f887963713390526d950a793b37fdd707307d3d557e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70cd9fed0d9496ddc0affe75f3cfa9bb288367ba8167ce6705bf262fad30945a
[INFO] running `Command { std: "docker" "start" "-a" "70cd9fed0d9496ddc0affe75f3cfa9bb288367ba8167ce6705bf262fad30945a", kill_on_drop: false }`
[INFO] [stderr]    Compiling untitled v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/untitled-87f1ae611ce41031)
[INFO] running `Command { std: "docker" "inspect" "70cd9fed0d9496ddc0affe75f3cfa9bb288367ba8167ce6705bf262fad30945a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70cd9fed0d9496ddc0affe75f3cfa9bb288367ba8167ce6705bf262fad30945a", kill_on_drop: false }`
[INFO] [stdout] 70cd9fed0d9496ddc0affe75f3cfa9bb288367ba8167ce6705bf262fad30945a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d11b462d6e223f1a796ee05095b7bf60cbbf6301cf532e3de42b5bfee205fb49
[INFO] running `Command { std: "docker" "start" "-a" "d11b462d6e223f1a796ee05095b7bf60cbbf6301cf532e3de42b5bfee205fb49", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/untitled-87f1ae611ce41031)
[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" "d11b462d6e223f1a796ee05095b7bf60cbbf6301cf532e3de42b5bfee205fb49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d11b462d6e223f1a796ee05095b7bf60cbbf6301cf532e3de42b5bfee205fb49", kill_on_drop: false }`
[INFO] [stdout] d11b462d6e223f1a796ee05095b7bf60cbbf6301cf532e3de42b5bfee205fb49