[INFO] cloning repository https://github.com/davidyell/Learning-RustWithCargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidyell/Learning-RustWithCargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidyell%2FLearning-RustWithCargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidyell%2FLearning-RustWithCargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca0b0601d5fdb9860968711fee7915404efd43ca
[INFO] testing davidyell/Learning-RustWithCargo against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidyell%2FLearning-RustWithCargo" "/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/davidyell/Learning-RustWithCargo 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/davidyell/Learning-RustWithCargo
[INFO] finished tweaking git repo https://github.com/davidyell/Learning-RustWithCargo
[INFO] tweaked toml for git repo https://github.com/davidyell/Learning-RustWithCargo written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/davidyell/Learning-RustWithCargo 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]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.24
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 736a461c8f0e670fb468b9bd00ab3aa68d1f65e850e739ea5277b0d87974515d
[INFO] running `Command { std: "docker" "start" "-a" "736a461c8f0e670fb468b9bd00ab3aa68d1f65e850e739ea5277b0d87974515d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "736a461c8f0e670fb468b9bd00ab3aa68d1f65e850e739ea5277b0d87974515d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736a461c8f0e670fb468b9bd00ab3aa68d1f65e850e739ea5277b0d87974515d", kill_on_drop: false }`
[INFO] [stdout] 736a461c8f0e670fb468b9bd00ab3aa68d1f65e850e739ea5277b0d87974515d
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b494d00979d7364c159ab651f1857c0a46011ac6a7f14e99f4fe6e40776763fe
[INFO] running `Command { std: "docker" "start" "-a" "b494d00979d7364c159ab651f1857c0a46011ac6a7f14e99f4fe6e40776763fe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling rust_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "b494d00979d7364c159ab651f1857c0a46011ac6a7f14e99f4fe6e40776763fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b494d00979d7364c159ab651f1857c0a46011ac6a7f14e99f4fe6e40776763fe", kill_on_drop: false }`
[INFO] [stdout] b494d00979d7364c159ab651f1857c0a46011ac6a7f14e99f4fe6e40776763fe
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a06945d708bc3203283263b148ba1227208bd7c033dccd755d8922cd5c50666
[INFO] running `Command { std: "docker" "start" "-a" "4a06945d708bc3203283263b148ba1227208bd7c033dccd755d8922cd5c50666", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "4a06945d708bc3203283263b148ba1227208bd7c033dccd755d8922cd5c50666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a06945d708bc3203283263b148ba1227208bd7c033dccd755d8922cd5c50666", kill_on_drop: false }`
[INFO] [stdout] 4a06945d708bc3203283263b148ba1227208bd7c033dccd755d8922cd5c50666
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa6f63d2f0031ad3374ab290eede3a1ebbac58dc28a7870b03a0c620e9d1e893
[INFO] running `Command { std: "docker" "start" "-a" "aa6f63d2f0031ad3374ab290eede3a1ebbac58dc28a7870b03a0c620e9d1e893", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_guessing_game-7c15e7d811afbe16)
[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" "aa6f63d2f0031ad3374ab290eede3a1ebbac58dc28a7870b03a0c620e9d1e893", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6f63d2f0031ad3374ab290eede3a1ebbac58dc28a7870b03a0c620e9d1e893", kill_on_drop: false }`
[INFO] [stdout] aa6f63d2f0031ad3374ab290eede3a1ebbac58dc28a7870b03a0c620e9d1e893