[INFO] cloning repository https://github.com/jack123456-cpu/blog
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jack123456-cpu/blog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack123456-cpu%2Fblog", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack123456-cpu%2Fblog'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6add0d080434da2433b63fcab0ac6cba7c165674
[INFO] testing jack123456-cpu/blog against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack123456-cpu%2Fblog" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jack123456-cpu/blog on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jack123456-cpu/blog
[INFO] finished tweaking git repo https://github.com/jack123456-cpu/blog
[INFO] tweaked toml for git repo https://github.com/jack123456-cpu/blog written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jack123456-cpu/blog already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73ac2c53bc48eb41f3bba460f447ee7873ee944a28a20301e35250f7b0c76299
[INFO] running `Command { std: "docker" "start" "-a" "73ac2c53bc48eb41f3bba460f447ee7873ee944a28a20301e35250f7b0c76299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73ac2c53bc48eb41f3bba460f447ee7873ee944a28a20301e35250f7b0c76299", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73ac2c53bc48eb41f3bba460f447ee7873ee944a28a20301e35250f7b0c76299", kill_on_drop: false }`
[INFO] [stdout] 73ac2c53bc48eb41f3bba460f447ee7873ee944a28a20301e35250f7b0c76299
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d6f989a764849922fd8588466f365de7d8b17fb82ecfa0887ec11233e5e7527
[INFO] running `Command { std: "docker" "start" "-a" "3d6f989a764849922fd8588466f365de7d8b17fb82ecfa0887ec11233e5e7527", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this arithmetic operation will overflow
[INFO] [stdout]   --> src/main.rs:39:15
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let sum = x + y;
[INFO] [stdout]    |               ^^^^^ attempt to compute `1_i8 + i8::MAX`, which would overflow
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(arithmetic_overflow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "3d6f989a764849922fd8588466f365de7d8b17fb82ecfa0887ec11233e5e7527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d6f989a764849922fd8588466f365de7d8b17fb82ecfa0887ec11233e5e7527", kill_on_drop: false }`
[INFO] [stdout] 3d6f989a764849922fd8588466f365de7d8b17fb82ecfa0887ec11233e5e7527
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c297453df26e4f1fcc03b70c410bad8f6864e5b04bcb156689c75f70971894f6
[INFO] running `Command { std: "docker" "start" "-a" "c297453df26e4f1fcc03b70c410bad8f6864e5b04bcb156689c75f70971894f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-6c16929491eebd4e)
[INFO] running `Command { std: "docker" "inspect" "c297453df26e4f1fcc03b70c410bad8f6864e5b04bcb156689c75f70971894f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c297453df26e4f1fcc03b70c410bad8f6864e5b04bcb156689c75f70971894f6", kill_on_drop: false }`
[INFO] [stdout] c297453df26e4f1fcc03b70c410bad8f6864e5b04bcb156689c75f70971894f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9dee548124a20ba03b0b638825ef7ca14f1e7512814c386075938ff4cd0c814e
[INFO] running `Command { std: "docker" "start" "-a" "9dee548124a20ba03b0b638825ef7ca14f1e7512814c386075938ff4cd0c814e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-6c16929491eebd4e)
[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" "9dee548124a20ba03b0b638825ef7ca14f1e7512814c386075938ff4cd0c814e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dee548124a20ba03b0b638825ef7ca14f1e7512814c386075938ff4cd0c814e", kill_on_drop: false }`
[INFO] [stdout] 9dee548124a20ba03b0b638825ef7ca14f1e7512814c386075938ff4cd0c814e