[INFO] cloning repository https://github.com/cnguyen2049/rust-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cnguyen2049/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8184fe8f42c7f11bda44f87086fd2606e4451b5a
[INFO] testing cnguyen2049/rust-playground against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcnguyen2049%2Frust-playground" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cnguyen2049/rust-playground on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cnguyen2049/rust-playground
[INFO] finished tweaking git repo https://github.com/cnguyen2049/rust-playground
[INFO] tweaked toml for git repo https://github.com/cnguyen2049/rust-playground written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/cnguyen2049/rust-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96d052970fbf05ac92adc91523bf66cc44cb0bf1004c50a900000152c0d9e7e0
[INFO] running `Command { std: "docker" "start" "-a" "96d052970fbf05ac92adc91523bf66cc44cb0bf1004c50a900000152c0d9e7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96d052970fbf05ac92adc91523bf66cc44cb0bf1004c50a900000152c0d9e7e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96d052970fbf05ac92adc91523bf66cc44cb0bf1004c50a900000152c0d9e7e0", kill_on_drop: false }`
[INFO] [stdout] 96d052970fbf05ac92adc91523bf66cc44cb0bf1004c50a900000152c0d9e7e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=forbid" "-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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e96d812541938ade0c51e4445fad8162d6774ecd3d54c8a00e86ee084c1d90ea
[INFO] running `Command { std: "docker" "start" "-a" "e96d812541938ade0c51e4445fad8162d6774ecd3d54c8a00e86ee084c1d90ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling guessing_game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.05s
[INFO] running `Command { std: "docker" "inspect" "e96d812541938ade0c51e4445fad8162d6774ecd3d54c8a00e86ee084c1d90ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e96d812541938ade0c51e4445fad8162d6774ecd3d54c8a00e86ee084c1d90ea", kill_on_drop: false }`
[INFO] [stdout] e96d812541938ade0c51e4445fad8162d6774ecd3d54c8a00e86ee084c1d90ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=forbid" "-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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d4affd3d68587da23bd06be6b01b8b83ca26db7bb268153c4622c5fb4a6af1a
[INFO] running `Command { std: "docker" "start" "-a" "0d4affd3d68587da23bd06be6b01b8b83ca26db7bb268153c4622c5fb4a6af1a", 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 1.39s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-2ae4ab2fa3fec339)
[INFO] running `Command { std: "docker" "inspect" "0d4affd3d68587da23bd06be6b01b8b83ca26db7bb268153c4622c5fb4a6af1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d4affd3d68587da23bd06be6b01b8b83ca26db7bb268153c4622c5fb4a6af1a", kill_on_drop: false }`
[INFO] [stdout] 0d4affd3d68587da23bd06be6b01b8b83ca26db7bb268153c4622c5fb4a6af1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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=forbid" "-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" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1debdddc5ba7fb0a759c73cc423e80c40ead93898bad5eaa4a70d02619158a6e
[INFO] running `Command { std: "docker" "start" "-a" "1debdddc5ba7fb0a759c73cc423e80c40ead93898bad5eaa4a70d02619158a6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game-2ae4ab2fa3fec339)
[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" "1debdddc5ba7fb0a759c73cc423e80c40ead93898bad5eaa4a70d02619158a6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1debdddc5ba7fb0a759c73cc423e80c40ead93898bad5eaa4a70d02619158a6e", kill_on_drop: false }`
[INFO] [stdout] 1debdddc5ba7fb0a759c73cc423e80c40ead93898bad5eaa4a70d02619158a6e