[INFO] cloning repository https://github.com/LaurenceOfAustralia/language-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LaurenceOfAustralia/language-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurenceOfAustralia%2Flanguage-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurenceOfAustralia%2Flanguage-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ff2041a5630f51a95263c59a6cdb2fcacc95852
[INFO] testing LaurenceOfAustralia/language-generator against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaurenceOfAustralia%2Flanguage-generator" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaurenceOfAustralia/language-generator on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LaurenceOfAustralia/language-generator
[INFO] finished tweaking git repo https://github.com/LaurenceOfAustralia/language-generator
[INFO] tweaked toml for git repo https://github.com/LaurenceOfAustralia/language-generator written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/LaurenceOfAustralia/language-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10d698a8abcea027aed6bcfbb51872046dfad95ec79ac6513565d61212c1eb63
[INFO] running `Command { std: "docker" "start" "-a" "10d698a8abcea027aed6bcfbb51872046dfad95ec79ac6513565d61212c1eb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10d698a8abcea027aed6bcfbb51872046dfad95ec79ac6513565d61212c1eb63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10d698a8abcea027aed6bcfbb51872046dfad95ec79ac6513565d61212c1eb63", kill_on_drop: false }`
[INFO] [stdout] 10d698a8abcea027aed6bcfbb51872046dfad95ec79ac6513565d61212c1eb63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9e0d6487455b24bd586f79cf3f183d9d7e9b241f99e2c16369a4d861f0ef1e8
[INFO] running `Command { std: "docker" "start" "-a" "f9e0d6487455b24bd586f79cf3f183d9d7e9b241f99e2c16369a4d861f0ef1e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling language-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/main.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn gen_word(&mut self, word: String) -> String {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `Command { std: "docker" "inspect" "f9e0d6487455b24bd586f79cf3f183d9d7e9b241f99e2c16369a4d861f0ef1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9e0d6487455b24bd586f79cf3f183d9d7e9b241f99e2c16369a4d861f0ef1e8", kill_on_drop: false }`
[INFO] [stdout] f9e0d6487455b24bd586f79cf3f183d9d7e9b241f99e2c16369a4d861f0ef1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0805cb8ed1a76c098554e1f124a73f5575ffb002d1f480b492bb8a21e8dc3088
[INFO] running `Command { std: "docker" "start" "-a" "0805cb8ed1a76c098554e1f124a73f5575ffb002d1f480b492bb8a21e8dc3088", kill_on_drop: false }`
[INFO] [stderr]    Compiling language-generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `word`
[INFO] [stdout]   --> src/main.rs:73:28
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn gen_word(&mut self, word: String) -> String {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "0805cb8ed1a76c098554e1f124a73f5575ffb002d1f480b492bb8a21e8dc3088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0805cb8ed1a76c098554e1f124a73f5575ffb002d1f480b492bb8a21e8dc3088", kill_on_drop: false }`
[INFO] [stdout] 0805cb8ed1a76c098554e1f124a73f5575ffb002d1f480b492bb8a21e8dc3088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66bf30588ecf00a4b30b82bb823f3c20fbaaad6155e35c0f7eea3d251d338034
[INFO] running `Command { std: "docker" "start" "-a" "66bf30588ecf00a4b30b82bb823f3c20fbaaad6155e35c0f7eea3d251d338034", 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] [stderr] warning: unused variable: `word`
[INFO] [stderr]   --> src/main.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn gen_word(&mut self, word: String) -> String {
[INFO] [stderr]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_word`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `language-generator` (bin "language-generator" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/language_generator-ceaa55d2fe651aaf)
[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" "66bf30588ecf00a4b30b82bb823f3c20fbaaad6155e35c0f7eea3d251d338034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66bf30588ecf00a4b30b82bb823f3c20fbaaad6155e35c0f7eea3d251d338034", kill_on_drop: false }`
[INFO] [stdout] 66bf30588ecf00a4b30b82bb823f3c20fbaaad6155e35c0f7eea3d251d338034