[INFO] fetching crate guessing_game_crate 0.1.1...
[INFO] testing guessing_game_crate-0.1.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate guessing_game_crate 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate guessing_game_crate 0.1.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guessing_game_crate 0.1.1
[INFO] finished tweaking crates.io crate guessing_game_crate 0.1.1
[INFO] tweaked toml for crates.io crate guessing_game_crate 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate guessing_game_crate 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2852019376b622a1825e00d127094c4b304248e329d3b2e195a3edcd2429b674
[INFO] running `Command { std: "docker" "start" "-a" "2852019376b622a1825e00d127094c4b304248e329d3b2e195a3edcd2429b674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2852019376b622a1825e00d127094c4b304248e329d3b2e195a3edcd2429b674", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2852019376b622a1825e00d127094c4b304248e329d3b2e195a3edcd2429b674", kill_on_drop: false }`
[INFO] [stdout] 2852019376b622a1825e00d127094c4b304248e329d3b2e195a3edcd2429b674
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e527547aa4433a955de2ae11ef220cfb1fb9b2526c96cf17bd740715e133e8c6
[INFO] running `Command { std: "docker" "start" "-a" "e527547aa4433a955de2ae11ef220cfb1fb9b2526c96cf17bd740715e133e8c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "e527547aa4433a955de2ae11ef220cfb1fb9b2526c96cf17bd740715e133e8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e527547aa4433a955de2ae11ef220cfb1fb9b2526c96cf17bd740715e133e8c6", kill_on_drop: false }`
[INFO] [stdout] e527547aa4433a955de2ae11ef220cfb1fb9b2526c96cf17bd740715e133e8c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a1b594df71a8799d06fab9ce1ee3a0eebeadf446f49483ea30413469ef6b309
[INFO] running `Command { std: "docker" "start" "-a" "8a1b594df71a8799d06fab9ce1ee3a0eebeadf446f49483ea30413469ef6b309", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "8a1b594df71a8799d06fab9ce1ee3a0eebeadf446f49483ea30413469ef6b309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1b594df71a8799d06fab9ce1ee3a0eebeadf446f49483ea30413469ef6b309", kill_on_drop: false }`
[INFO] [stdout] 8a1b594df71a8799d06fab9ce1ee3a0eebeadf446f49483ea30413469ef6b309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93c7843fc88d7a4742e9c80792efcba683ab0aae2514b7ee912c7ee3196fabd6
[INFO] running `Command { std: "docker" "start" "-a" "93c7843fc88d7a4742e9c80792efcba683ab0aae2514b7ee912c7ee3196fabd6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game_crate-f5dd970ffc7e4751)
[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" "93c7843fc88d7a4742e9c80792efcba683ab0aae2514b7ee912c7ee3196fabd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c7843fc88d7a4742e9c80792efcba683ab0aae2514b7ee912c7ee3196fabd6", kill_on_drop: false }`
[INFO] [stdout] 93c7843fc88d7a4742e9c80792efcba683ab0aae2514b7ee912c7ee3196fabd6
