[INFO] cloning repository https://github.com/Gaurav047/RustBasics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gaurav047/RustBasics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGaurav047%2FRustBasics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGaurav047%2FRustBasics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cef0f0c63aef56cc2de76818a69f42f18f944e1c
[INFO] testing Gaurav047/RustBasics against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGaurav047%2FRustBasics" "/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/Gaurav047/RustBasics on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gaurav047/RustBasics
[INFO] finished tweaking git repo https://github.com/Gaurav047/RustBasics
[INFO] tweaked toml for git repo https://github.com/Gaurav047/RustBasics written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Gaurav047/RustBasics already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c852c01d1a88a6dabf44f0f248d1f85bf5c51b15ff1c3700fe06d1d97a5c52a
[INFO] running `Command { std: "docker" "start" "-a" "7c852c01d1a88a6dabf44f0f248d1f85bf5c51b15ff1c3700fe06d1d97a5c52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c852c01d1a88a6dabf44f0f248d1f85bf5c51b15ff1c3700fe06d1d97a5c52a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c852c01d1a88a6dabf44f0f248d1f85bf5c51b15ff1c3700fe06d1d97a5c52a", kill_on_drop: false }`
[INFO] [stdout] 7c852c01d1a88a6dabf44f0f248d1f85bf5c51b15ff1c3700fe06d1d97a5c52a
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb6b1a198b3924f4efb52290ad1d439a400302b9a1509408888758c53541f027
[INFO] running `Command { std: "docker" "start" "-a" "fb6b1a198b3924f4efb52290ad1d439a400302b9a1509408888758c53541f027", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "fb6b1a198b3924f4efb52290ad1d439a400302b9a1509408888758c53541f027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb6b1a198b3924f4efb52290ad1d439a400302b9a1509408888758c53541f027", kill_on_drop: false }`
[INFO] [stdout] fb6b1a198b3924f4efb52290ad1d439a400302b9a1509408888758c53541f027
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9a597819f546bc6187f3929e1653a333ce1f8f698dd04355954e75ab11d4382
[INFO] running `Command { std: "docker" "start" "-a" "a9a597819f546bc6187f3929e1653a333ce1f8f698dd04355954e75ab11d4382", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "a9a597819f546bc6187f3929e1653a333ce1f8f698dd04355954e75ab11d4382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9a597819f546bc6187f3929e1653a333ce1f8f698dd04355954e75ab11d4382", kill_on_drop: false }`
[INFO] [stdout] a9a597819f546bc6187f3929e1653a333ce1f8f698dd04355954e75ab11d4382
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7674d9cb3f4d5d44bcee87a441f556d7370755d56c637498935f1e30a4fe397
[INFO] running `Command { std: "docker" "start" "-a" "f7674d9cb3f4d5d44bcee87a441f556d7370755d56c637498935f1e30a4fe397", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_game-ef3297177e506586)
[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" "f7674d9cb3f4d5d44bcee87a441f556d7370755d56c637498935f1e30a4fe397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7674d9cb3f4d5d44bcee87a441f556d7370755d56c637498935f1e30a4fe397", kill_on_drop: false }`
[INFO] [stdout] f7674d9cb3f4d5d44bcee87a441f556d7370755d56c637498935f1e30a4fe397