[INFO] cloning repository https://github.com/kumaranvpl/guessing_game_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kumaranvpl/guessing_game_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkumaranvpl%2Fguessing_game_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkumaranvpl%2Fguessing_game_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f23f301896baff42b767eafe0d8dd9a81d938ea
[INFO] testing kumaranvpl/guessing_game_rust against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkumaranvpl%2Fguessing_game_rust" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kumaranvpl/guessing_game_rust on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kumaranvpl/guessing_game_rust
[INFO] finished tweaking git repo https://github.com/kumaranvpl/guessing_game_rust
[INFO] tweaked toml for git repo https://github.com/kumaranvpl/guessing_game_rust written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate git repo https://github.com/kumaranvpl/guessing_game_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39e34c16057339591eb5c421a85a1996e20cd8a00ae06fd037b94ff7dac614d2
[INFO] running `Command { std: "docker" "start" "-a" "39e34c16057339591eb5c421a85a1996e20cd8a00ae06fd037b94ff7dac614d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39e34c16057339591eb5c421a85a1996e20cd8a00ae06fd037b94ff7dac614d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39e34c16057339591eb5c421a85a1996e20cd8a00ae06fd037b94ff7dac614d2", kill_on_drop: false }`
[INFO] [stdout] 39e34c16057339591eb5c421a85a1996e20cd8a00ae06fd037b94ff7dac614d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d4ca1b1768c7a0263bb0c5d13216b48fafe3cabf0033d5be3ce773a2374733f
[INFO] running `Command { std: "docker" "start" "-a" "2d4ca1b1768c7a0263bb0c5d13216b48fafe3cabf0033d5be3ce773a2374733f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.08s
[INFO] running `Command { std: "docker" "inspect" "2d4ca1b1768c7a0263bb0c5d13216b48fafe3cabf0033d5be3ce773a2374733f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4ca1b1768c7a0263bb0c5d13216b48fafe3cabf0033d5be3ce773a2374733f", kill_on_drop: false }`
[INFO] [stdout] 2d4ca1b1768c7a0263bb0c5d13216b48fafe3cabf0033d5be3ce773a2374733f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4583593a2cc1a61d26a9bf00fb2a9e39d30c5a89ba70ec2c38e2d86f1d82d27
[INFO] running `Command { std: "docker" "start" "-a" "b4583593a2cc1a61d26a9bf00fb2a9e39d30c5a89ba70ec2c38e2d86f1d82d27", 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 0.94s
[INFO] running `Command { std: "docker" "inspect" "b4583593a2cc1a61d26a9bf00fb2a9e39d30c5a89ba70ec2c38e2d86f1d82d27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4583593a2cc1a61d26a9bf00fb2a9e39d30c5a89ba70ec2c38e2d86f1d82d27", kill_on_drop: false }`
[INFO] [stdout] b4583593a2cc1a61d26a9bf00fb2a9e39d30c5a89ba70ec2c38e2d86f1d82d27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1520e0b6f6dbd7999372b0f2f4006dd30882bcb931018a6a58d1e3a4bc75275f
[INFO] running `Command { std: "docker" "start" "-a" "1520e0b6f6dbd7999372b0f2f4006dd30882bcb931018a6a58d1e3a4bc75275f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.97s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-56eaed6f86643440)
[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" "1520e0b6f6dbd7999372b0f2f4006dd30882bcb931018a6a58d1e3a4bc75275f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1520e0b6f6dbd7999372b0f2f4006dd30882bcb931018a6a58d1e3a4bc75275f", kill_on_drop: false }`
[INFO] [stdout] 1520e0b6f6dbd7999372b0f2f4006dd30882bcb931018a6a58d1e3a4bc75275f