[INFO] cloning repository https://github.com/haseebulhassan-IOT/largest_character
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haseebulhassan-IOT/largest_character" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28c6b160519d33b14e0ffdc8945a8926fe668736
[INFO] testing haseebulhassan-IOT/largest_character against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaseebulhassan-IOT%2Flargest_character" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haseebulhassan-IOT/largest_character 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/haseebulhassan-IOT/largest_character
[INFO] finished tweaking git repo https://github.com/haseebulhassan-IOT/largest_character
[INFO] tweaked toml for git repo https://github.com/haseebulhassan-IOT/largest_character written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/haseebulhassan-IOT/largest_character 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 3aadbc7b50fb00ef921cbc33d526871aad8c8c6bff00e77e76b31de7a9f44393
[INFO] running `Command { std: "docker" "start" "-a" "3aadbc7b50fb00ef921cbc33d526871aad8c8c6bff00e77e76b31de7a9f44393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aadbc7b50fb00ef921cbc33d526871aad8c8c6bff00e77e76b31de7a9f44393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aadbc7b50fb00ef921cbc33d526871aad8c8c6bff00e77e76b31de7a9f44393", kill_on_drop: false }`
[INFO] [stdout] 3aadbc7b50fb00ef921cbc33d526871aad8c8c6bff00e77e76b31de7a9f44393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 18edf4c50e012648b007d0bd7d99f214bc2cc17e0f5d9faf01b851d347689732
[INFO] running `Command { std: "docker" "start" "-a" "18edf4c50e012648b007d0bd7d99f214bc2cc17e0f5d9faf01b851d347689732", kill_on_drop: false }`
[INFO] [stderr]    Compiling largest_char v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "18edf4c50e012648b007d0bd7d99f214bc2cc17e0f5d9faf01b851d347689732", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18edf4c50e012648b007d0bd7d99f214bc2cc17e0f5d9faf01b851d347689732", kill_on_drop: false }`
[INFO] [stdout] 18edf4c50e012648b007d0bd7d99f214bc2cc17e0f5d9faf01b851d347689732
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6dd4236616b1937b72d496a7b4149663e753d4cb9a79e9d68f46681e90418b29
[INFO] running `Command { std: "docker" "start" "-a" "6dd4236616b1937b72d496a7b4149663e753d4cb9a79e9d68f46681e90418b29", kill_on_drop: false }`
[INFO] [stderr]    Compiling largest_char v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "6dd4236616b1937b72d496a7b4149663e753d4cb9a79e9d68f46681e90418b29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd4236616b1937b72d496a7b4149663e753d4cb9a79e9d68f46681e90418b29", kill_on_drop: false }`
[INFO] [stdout] 6dd4236616b1937b72d496a7b4149663e753d4cb9a79e9d68f46681e90418b29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 889a43e9982fd9cb2293fe0d824da5f9544d84fc62fd3f28993925adaf4ab057
[INFO] running `Command { std: "docker" "start" "-a" "889a43e9982fd9cb2293fe0d824da5f9544d84fc62fd3f28993925adaf4ab057", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/largest_char-54d7384beeeb0dcc)
[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" "889a43e9982fd9cb2293fe0d824da5f9544d84fc62fd3f28993925adaf4ab057", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889a43e9982fd9cb2293fe0d824da5f9544d84fc62fd3f28993925adaf4ab057", kill_on_drop: false }`
[INFO] [stdout] 889a43e9982fd9cb2293fe0d824da5f9544d84fc62fd3f28993925adaf4ab057