[INFO] cloning repository https://github.com/Cozy03/palindrome_checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cozy03/palindrome_checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCozy03%2Fpalindrome_checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCozy03%2Fpalindrome_checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbd7bfd25483de6d37d7264ca6492d98e11d995c
[INFO] testing Cozy03/palindrome_checker against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCozy03%2Fpalindrome_checker" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Cozy03/palindrome_checker on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Cozy03/palindrome_checker
[INFO] finished tweaking git repo https://github.com/Cozy03/palindrome_checker
[INFO] tweaked toml for git repo https://github.com/Cozy03/palindrome_checker written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Cozy03/palindrome_checker already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bd605e93bdb25c13d3a18f1c05af78927171ffa83fb05b72480901ea21ce3c8
[INFO] running `Command { std: "docker" "start" "-a" "5bd605e93bdb25c13d3a18f1c05af78927171ffa83fb05b72480901ea21ce3c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bd605e93bdb25c13d3a18f1c05af78927171ffa83fb05b72480901ea21ce3c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd605e93bdb25c13d3a18f1c05af78927171ffa83fb05b72480901ea21ce3c8", kill_on_drop: false }`
[INFO] [stdout] 5bd605e93bdb25c13d3a18f1c05af78927171ffa83fb05b72480901ea21ce3c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 040e6fe7aa9ed8d8faf64e22f5f4a377fee143f6d980f6e1f0e26529cf232783
[INFO] running `Command { std: "docker" "start" "-a" "040e6fe7aa9ed8d8faf64e22f5f4a377fee143f6d980f6e1f0e26529cf232783", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling palindrome_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "040e6fe7aa9ed8d8faf64e22f5f4a377fee143f6d980f6e1f0e26529cf232783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040e6fe7aa9ed8d8faf64e22f5f4a377fee143f6d980f6e1f0e26529cf232783", kill_on_drop: false }`
[INFO] [stdout] 040e6fe7aa9ed8d8faf64e22f5f4a377fee143f6d980f6e1f0e26529cf232783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4bfbfd0928238bdd0636dc51a4d134072a7f398a4b317c481e06ce73d633b76
[INFO] running `Command { std: "docker" "start" "-a" "d4bfbfd0928238bdd0636dc51a4d134072a7f398a4b317c481e06ce73d633b76", kill_on_drop: false }`
[INFO] [stderr]    Compiling palindrome_checker v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "d4bfbfd0928238bdd0636dc51a4d134072a7f398a4b317c481e06ce73d633b76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4bfbfd0928238bdd0636dc51a4d134072a7f398a4b317c481e06ce73d633b76", kill_on_drop: false }`
[INFO] [stdout] d4bfbfd0928238bdd0636dc51a4d134072a7f398a4b317c481e06ce73d633b76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28f78bd5f5579d27e61cc94625ceb3a56d3166bb4445c97db18536437c212c04
[INFO] running `Command { std: "docker" "start" "-a" "28f78bd5f5579d27e61cc94625ceb3a56d3166bb4445c97db18536437c212c04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/palindrome_checker-b215ea51f658fb49)
[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" "28f78bd5f5579d27e61cc94625ceb3a56d3166bb4445c97db18536437c212c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28f78bd5f5579d27e61cc94625ceb3a56d3166bb4445c97db18536437c212c04", kill_on_drop: false }`
[INFO] [stdout] 28f78bd5f5579d27e61cc94625ceb3a56d3166bb4445c97db18536437c212c04