[INFO] cloning repository https://github.com/costinsin/rust-leetcode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/costinsin/rust-leetcode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcostinsin%2Frust-leetcode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcostinsin%2Frust-leetcode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d672a328473c5fd2f94eda54989b41e3aef979a0
[INFO] testing costinsin/rust-leetcode 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%2Fcostinsin%2Frust-leetcode" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/costinsin/rust-leetcode 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/costinsin/rust-leetcode
[INFO] finished tweaking git repo https://github.com/costinsin/rust-leetcode
[INFO] tweaked toml for git repo https://github.com/costinsin/rust-leetcode written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/costinsin/rust-leetcode 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9390e60d648351441482cb405233455643eb4261ad4240f677a30576d6d5a85a
[INFO] running `Command { std: "docker" "start" "-a" "9390e60d648351441482cb405233455643eb4261ad4240f677a30576d6d5a85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9390e60d648351441482cb405233455643eb4261ad4240f677a30576d6d5a85a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9390e60d648351441482cb405233455643eb4261ad4240f677a30576d6d5a85a", kill_on_drop: false }`
[INFO] [stdout] 9390e60d648351441482cb405233455643eb4261ad4240f677a30576d6d5a85a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4d26e57e74adb8e4f0b8a9fdf8de30d7b63d70a184eda81d1a9b7f39b4d409ee
[INFO] running `Command { std: "docker" "start" "-a" "4d26e57e74adb8e4f0b8a9fdf8de30d7b63d70a184eda81d1a9b7f39b4d409ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "4d26e57e74adb8e4f0b8a9fdf8de30d7b63d70a184eda81d1a9b7f39b4d409ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d26e57e74adb8e4f0b8a9fdf8de30d7b63d70a184eda81d1a9b7f39b4d409ee", kill_on_drop: false }`
[INFO] [stdout] 4d26e57e74adb8e4f0b8a9fdf8de30d7b63d70a184eda81d1a9b7f39b4d409ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 0330b2029f7b61f487adcd74efddac923f569fea5ff312b0606ec8fdf365129d
[INFO] running `Command { std: "docker" "start" "-a" "0330b2029f7b61f487adcd74efddac923f569fea5ff312b0606ec8fdf365129d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-leetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_leetcode-7cf3bc9d270ab395)
[INFO] running `Command { std: "docker" "inspect" "0330b2029f7b61f487adcd74efddac923f569fea5ff312b0606ec8fdf365129d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0330b2029f7b61f487adcd74efddac923f569fea5ff312b0606ec8fdf365129d", kill_on_drop: false }`
[INFO] [stdout] 0330b2029f7b61f487adcd74efddac923f569fea5ff312b0606ec8fdf365129d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6ec27e231df75a2c8dd34ebf6025c360e8b81f4732cccff897ce2f85fc9910e5
[INFO] running `Command { std: "docker" "start" "-a" "6ec27e231df75a2c8dd34ebf6025c360e8b81f4732cccff897ce2f85fc9910e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_leetcode-7cf3bc9d270ab395)
[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" "6ec27e231df75a2c8dd34ebf6025c360e8b81f4732cccff897ce2f85fc9910e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec27e231df75a2c8dd34ebf6025c360e8b81f4732cccff897ce2f85fc9910e5", kill_on_drop: false }`
[INFO] [stdout] 6ec27e231df75a2c8dd34ebf6025c360e8b81f4732cccff897ce2f85fc9910e5