[INFO] cloning repository https://github.com/rcoops/rust_tutorial_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rcoops/rust_tutorial_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcoops%2Frust_tutorial_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcoops%2Frust_tutorial_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1ad645e664042bc592ee75aa1fd1d58d1225526e
[INFO] testing rcoops/rust_tutorial_1 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcoops%2Frust_tutorial_1" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rcoops/rust_tutorial_1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rcoops/rust_tutorial_1
[INFO] finished tweaking git repo https://github.com/rcoops/rust_tutorial_1
[INFO] tweaked toml for git repo https://github.com/rcoops/rust_tutorial_1 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/rcoops/rust_tutorial_1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52574ea65c0783065b52262df1736d07075d9935a35bf87d61b3c10957ad7998
[INFO] running `Command { std: "docker" "start" "-a" "52574ea65c0783065b52262df1736d07075d9935a35bf87d61b3c10957ad7998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52574ea65c0783065b52262df1736d07075d9935a35bf87d61b3c10957ad7998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52574ea65c0783065b52262df1736d07075d9935a35bf87d61b3c10957ad7998", kill_on_drop: false }`
[INFO] [stdout] 52574ea65c0783065b52262df1736d07075d9935a35bf87d61b3c10957ad7998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 586c645bfcf4506de37e655042b9d01accef6c53656bb5c5df1b44f9dea7c3b1
[INFO] running `Command { std: "docker" "start" "-a" "586c645bfcf4506de37e655042b9d01accef6c53656bb5c5df1b44f9dea7c3b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "586c645bfcf4506de37e655042b9d01accef6c53656bb5c5df1b44f9dea7c3b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "586c645bfcf4506de37e655042b9d01accef6c53656bb5c5df1b44f9dea7c3b1", kill_on_drop: false }`
[INFO] [stdout] 586c645bfcf4506de37e655042b9d01accef6c53656bb5c5df1b44f9dea7c3b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e9e483b59177c3a8bc5818b2d8fe1f16d4546fb389e65ee0cac55ee7bc77423
[INFO] running `Command { std: "docker" "start" "-a" "0e9e483b59177c3a8bc5818b2d8fe1f16d4546fb389e65ee0cac55ee7bc77423", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "0e9e483b59177c3a8bc5818b2d8fe1f16d4546fb389e65ee0cac55ee7bc77423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9e483b59177c3a8bc5818b2d8fe1f16d4546fb389e65ee0cac55ee7bc77423", kill_on_drop: false }`
[INFO] [stdout] 0e9e483b59177c3a8bc5818b2d8fe1f16d4546fb389e65ee0cac55ee7bc77423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a56d15e3e3bbde23ccd66b088d285f26f2534ba8048b6bffdbc3b3dd51c47dad
[INFO] running `Command { std: "docker" "start" "-a" "a56d15e3e3bbde23ccd66b088d285f26f2534ba8048b6bffdbc3b3dd51c47dad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-230f2cb838467ed8)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a56d15e3e3bbde23ccd66b088d285f26f2534ba8048b6bffdbc3b3dd51c47dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a56d15e3e3bbde23ccd66b088d285f26f2534ba8048b6bffdbc3b3dd51c47dad", kill_on_drop: false }`
[INFO] [stdout] a56d15e3e3bbde23ccd66b088d285f26f2534ba8048b6bffdbc3b3dd51c47dad