[INFO] fetching crate guessing_game_0xc789 0.1.0...
[INFO] testing guessing_game_0xc789-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate guessing_game_0xc789 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate guessing_game_0xc789 0.1.0 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 crates.io crate guessing_game_0xc789 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_0xc789 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_0xc789 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_0xc789 0.1.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] edf936bba4856eca0be8a3dc6a8579e8dca7c67cfc2e8eca9d45225ee82feea2
[INFO] running `Command { std: "docker" "start" "-a" "edf936bba4856eca0be8a3dc6a8579e8dca7c67cfc2e8eca9d45225ee82feea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edf936bba4856eca0be8a3dc6a8579e8dca7c67cfc2e8eca9d45225ee82feea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edf936bba4856eca0be8a3dc6a8579e8dca7c67cfc2e8eca9d45225ee82feea2", kill_on_drop: false }`
[INFO] [stdout] edf936bba4856eca0be8a3dc6a8579e8dca7c67cfc2e8eca9d45225ee82feea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 241ea9c5f983ede3e10f6942e6cd7ddc833cba61156327761f8c25b86af2d385
[INFO] running `Command { std: "docker" "start" "-a" "241ea9c5f983ede3e10f6942e6cd7ddc833cba61156327761f8c25b86af2d385", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling guessing_game_0xc789 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "241ea9c5f983ede3e10f6942e6cd7ddc833cba61156327761f8c25b86af2d385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241ea9c5f983ede3e10f6942e6cd7ddc833cba61156327761f8c25b86af2d385", kill_on_drop: false }`
[INFO] [stdout] 241ea9c5f983ede3e10f6942e6cd7ddc833cba61156327761f8c25b86af2d385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 76b6c30ebbef2636b14d69580ff576b2f990ada5d29fe757a1c3e45defba44ea
[INFO] running `Command { std: "docker" "start" "-a" "76b6c30ebbef2636b14d69580ff576b2f990ada5d29fe757a1c3e45defba44ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling guessing_game_0xc789 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `Command { std: "docker" "inspect" "76b6c30ebbef2636b14d69580ff576b2f990ada5d29fe757a1c3e45defba44ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76b6c30ebbef2636b14d69580ff576b2f990ada5d29fe757a1c3e45defba44ea", kill_on_drop: false }`
[INFO] [stdout] 76b6c30ebbef2636b14d69580ff576b2f990ada5d29fe757a1c3e45defba44ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1aa13f6f5d2783db60e8fdaaebdad6a7aabe400c2240dc0c552a93de2e49cfe3
[INFO] running `Command { std: "docker" "start" "-a" "1aa13f6f5d2783db60e8fdaaebdad6a7aabe400c2240dc0c552a93de2e49cfe3", 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_0xc789-331db006a4b40b02)
[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" "1aa13f6f5d2783db60e8fdaaebdad6a7aabe400c2240dc0c552a93de2e49cfe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa13f6f5d2783db60e8fdaaebdad6a7aabe400c2240dc0c552a93de2e49cfe3", kill_on_drop: false }`
[INFO] [stdout] 1aa13f6f5d2783db60e8fdaaebdad6a7aabe400c2240dc0c552a93de2e49cfe3