[INFO] cloning repository https://github.com/jennylia/rust_projects
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jennylia/rust_projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennylia%2Frust_projects", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennylia%2Frust_projects'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ee6bcfc0355c76beef27e359e8958c6d7f64f84
[INFO] testing jennylia/rust_projects against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjennylia%2Frust_projects" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jennylia/rust_projects on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jennylia/rust_projects
[INFO] finished tweaking git repo https://github.com/jennylia/rust_projects
[INFO] tweaked toml for git repo https://github.com/jennylia/rust_projects written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jennylia/rust_projects already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3be904d060adc5ca9f771b3b250e65ccb1e10692c8dc19a79588287dfd79afc0
[INFO] running `Command { std: "docker" "start" "-a" "3be904d060adc5ca9f771b3b250e65ccb1e10692c8dc19a79588287dfd79afc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3be904d060adc5ca9f771b3b250e65ccb1e10692c8dc19a79588287dfd79afc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3be904d060adc5ca9f771b3b250e65ccb1e10692c8dc19a79588287dfd79afc0", kill_on_drop: false }`
[INFO] [stdout] 3be904d060adc5ca9f771b3b250e65ccb1e10692c8dc19a79588287dfd79afc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c94fe13d792d8b3dd092f3cf2d853be529f2cba2a36a9a5f1fd261538d9dd3a0
[INFO] running `Command { std: "docker" "start" "-a" "c94fe13d792d8b3dd092f3cf2d853be529f2cba2a36a9a5f1fd261538d9dd3a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling guessing_name v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "c94fe13d792d8b3dd092f3cf2d853be529f2cba2a36a9a5f1fd261538d9dd3a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94fe13d792d8b3dd092f3cf2d853be529f2cba2a36a9a5f1fd261538d9dd3a0", kill_on_drop: false }`
[INFO] [stdout] c94fe13d792d8b3dd092f3cf2d853be529f2cba2a36a9a5f1fd261538d9dd3a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ea0d861ba77e21ec8e4e9b0630463f8100d929f2218c46b077d26e26d91f61e
[INFO] running `Command { std: "docker" "start" "-a" "4ea0d861ba77e21ec8e4e9b0630463f8100d929f2218c46b077d26e26d91f61e", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_name v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "4ea0d861ba77e21ec8e4e9b0630463f8100d929f2218c46b077d26e26d91f61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ea0d861ba77e21ec8e4e9b0630463f8100d929f2218c46b077d26e26d91f61e", kill_on_drop: false }`
[INFO] [stdout] 4ea0d861ba77e21ec8e4e9b0630463f8100d929f2218c46b077d26e26d91f61e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 264b44254e0413a0cbba1650374c59ec4df30a0a57af5c90779a43e794a47609
[INFO] running `Command { std: "docker" "start" "-a" "264b44254e0413a0cbba1650374c59ec4df30a0a57af5c90779a43e794a47609", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/guessing_name-6b705f1832aaf65c)
[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" "264b44254e0413a0cbba1650374c59ec4df30a0a57af5c90779a43e794a47609", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "264b44254e0413a0cbba1650374c59ec4df30a0a57af5c90779a43e794a47609", kill_on_drop: false }`
[INFO] [stdout] 264b44254e0413a0cbba1650374c59ec4df30a0a57af5c90779a43e794a47609