[INFO] cloning repository https://github.com/liyichong94615/Several_guessing_Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liyichong94615/Several_guessing_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliyichong94615%2FSeveral_guessing_Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliyichong94615%2FSeveral_guessing_Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce2a616f661b932aea489d7c2114e9814af38ad9
[INFO] testing liyichong94615/Several_guessing_Rust 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%2Fliyichong94615%2FSeveral_guessing_Rust" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liyichong94615/Several_guessing_Rust 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/liyichong94615/Several_guessing_Rust
[INFO] finished tweaking git repo https://github.com/liyichong94615/Several_guessing_Rust
[INFO] tweaked toml for git repo https://github.com/liyichong94615/Several_guessing_Rust written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/liyichong94615/Several_guessing_Rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 1c19d170ad38c09767d9f83f23905f82e20f0e8999fb2a680591653fd690c54f
[INFO] running `Command { std: "docker" "start" "-a" "1c19d170ad38c09767d9f83f23905f82e20f0e8999fb2a680591653fd690c54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c19d170ad38c09767d9f83f23905f82e20f0e8999fb2a680591653fd690c54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c19d170ad38c09767d9f83f23905f82e20f0e8999fb2a680591653fd690c54f", kill_on_drop: false }`
[INFO] [stdout] 1c19d170ad38c09767d9f83f23905f82e20f0e8999fb2a680591653fd690c54f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 202f9dafc1a123c1367ddc4f835089216bf475aa7876dac94b4f8ae0f3d15194
[INFO] running `Command { std: "docker" "start" "-a" "202f9dafc1a123c1367ddc4f835089216bf475aa7876dac94b4f8ae0f3d15194", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling several_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "202f9dafc1a123c1367ddc4f835089216bf475aa7876dac94b4f8ae0f3d15194", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "202f9dafc1a123c1367ddc4f835089216bf475aa7876dac94b4f8ae0f3d15194", kill_on_drop: false }`
[INFO] [stdout] 202f9dafc1a123c1367ddc4f835089216bf475aa7876dac94b4f8ae0f3d15194
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 575b90a6bca96f3370fd5dfb1cddb065b20d65965f58cd7f124cdd022f6fb131
[INFO] running `Command { std: "docker" "start" "-a" "575b90a6bca96f3370fd5dfb1cddb065b20d65965f58cd7f124cdd022f6fb131", kill_on_drop: false }`
[INFO] [stderr]    Compiling several_guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "575b90a6bca96f3370fd5dfb1cddb065b20d65965f58cd7f124cdd022f6fb131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "575b90a6bca96f3370fd5dfb1cddb065b20d65965f58cd7f124cdd022f6fb131", kill_on_drop: false }`
[INFO] [stdout] 575b90a6bca96f3370fd5dfb1cddb065b20d65965f58cd7f124cdd022f6fb131
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 5ba7f4b84ae801b45789f0949b51d8a29a626f993620ed5c00a42d96970d16e1
[INFO] running `Command { std: "docker" "start" "-a" "5ba7f4b84ae801b45789f0949b51d8a29a626f993620ed5c00a42d96970d16e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/several_guessing_game-63ecb4eee8e3868b)
[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" "5ba7f4b84ae801b45789f0949b51d8a29a626f993620ed5c00a42d96970d16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ba7f4b84ae801b45789f0949b51d8a29a626f993620ed5c00a42d96970d16e1", kill_on_drop: false }`
[INFO] [stdout] 5ba7f4b84ae801b45789f0949b51d8a29a626f993620ed5c00a42d96970d16e1