[INFO] cloning repository https://github.com/sethferrell/guessing_game
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sethferrell/guessing_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethferrell%2Fguessing_game", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethferrell%2Fguessing_game'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 15bc6ee38afec26ef7c04c0aaaba4f208f1d33f8
[INFO] testing sethferrell/guessing_game against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsethferrell%2Fguessing_game" "/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/sethferrell/guessing_game 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/sethferrell/guessing_game
[INFO] finished tweaking git repo https://github.com/sethferrell/guessing_game
[INFO] tweaked toml for git repo https://github.com/sethferrell/guessing_game written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/sethferrell/guessing_game 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] [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] 4e1115064d2e5f6e4ced71c06d55534294b58b5fbb6f3ea6b2b1dfa857dea57e
[INFO] running `Command { std: "docker" "start" "-a" "4e1115064d2e5f6e4ced71c06d55534294b58b5fbb6f3ea6b2b1dfa857dea57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e1115064d2e5f6e4ced71c06d55534294b58b5fbb6f3ea6b2b1dfa857dea57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e1115064d2e5f6e4ced71c06d55534294b58b5fbb6f3ea6b2b1dfa857dea57e", kill_on_drop: false }`
[INFO] [stdout] 4e1115064d2e5f6e4ced71c06d55534294b58b5fbb6f3ea6b2b1dfa857dea57e
[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] 68ca751d4d1a05c2fedbc82cc876b442fa423ebf60fe0009d4d4decad52489fc
[INFO] running `Command { std: "docker" "start" "-a" "68ca751d4d1a05c2fedbc82cc876b442fa423ebf60fe0009d4d4decad52489fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.19s
[INFO] running `Command { std: "docker" "inspect" "68ca751d4d1a05c2fedbc82cc876b442fa423ebf60fe0009d4d4decad52489fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68ca751d4d1a05c2fedbc82cc876b442fa423ebf60fe0009d4d4decad52489fc", kill_on_drop: false }`
[INFO] [stdout] 68ca751d4d1a05c2fedbc82cc876b442fa423ebf60fe0009d4d4decad52489fc
[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] 1b3b3cc806ed42220afff6ed03c701e5398039d6ca8aa84cf0c48b6431759b52
[INFO] running `Command { std: "docker" "start" "-a" "1b3b3cc806ed42220afff6ed03c701e5398039d6ca8aa84cf0c48b6431759b52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "1b3b3cc806ed42220afff6ed03c701e5398039d6ca8aa84cf0c48b6431759b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b3b3cc806ed42220afff6ed03c701e5398039d6ca8aa84cf0c48b6431759b52", kill_on_drop: false }`
[INFO] [stdout] 1b3b3cc806ed42220afff6ed03c701e5398039d6ca8aa84cf0c48b6431759b52
[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] a38f1903d910abd1f21545cf7676f910fcec0eabb521dbcbc101f5bdae3fc16d
[INFO] running `Command { std: "docker" "start" "-a" "a38f1903d910abd1f21545cf7676f910fcec0eabb521dbcbc101f5bdae3fc16d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-e5a540b467a5b165)
[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" "a38f1903d910abd1f21545cf7676f910fcec0eabb521dbcbc101f5bdae3fc16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a38f1903d910abd1f21545cf7676f910fcec0eabb521dbcbc101f5bdae3fc16d", kill_on_drop: false }`
[INFO] [stdout] a38f1903d910abd1f21545cf7676f910fcec0eabb521dbcbc101f5bdae3fc16d