[INFO] cloning repository https://github.com/mandykoh/tower-of-hanoi-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mandykoh/tower-of-hanoi-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandykoh%2Ftower-of-hanoi-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandykoh%2Ftower-of-hanoi-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 98177435492070fd3aa78dd5f05a7df29915c675 [INFO] testing mandykoh/tower-of-hanoi-rust against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmandykoh%2Ftower-of-hanoi-rust" "/workspace/builds/worker-114/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mandykoh/tower-of-hanoi-rust on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mandykoh/tower-of-hanoi-rust [INFO] finished tweaking git repo https://github.com/mandykoh/tower-of-hanoi-rust [INFO] tweaked toml for git repo https://github.com/mandykoh/tower-of-hanoi-rust written to /workspace/builds/worker-114/source/Cargo.toml [INFO] crate git repo https://github.com/mandykoh/tower-of-hanoi-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f4f3b6429a8ef801e3cc813c3fec25492ccec6f7a182e9dda1f516096d0af70 [INFO] running `Command { std: "docker" "start" "-a" "2f4f3b6429a8ef801e3cc813c3fec25492ccec6f7a182e9dda1f516096d0af70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f4f3b6429a8ef801e3cc813c3fec25492ccec6f7a182e9dda1f516096d0af70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f4f3b6429a8ef801e3cc813c3fec25492ccec6f7a182e9dda1f516096d0af70", kill_on_drop: false }` [INFO] [stdout] 2f4f3b6429a8ef801e3cc813c3fec25492ccec6f7a182e9dda1f516096d0af70 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 788ddf6ed365164f411ddf08b08f8ae95622d7e3189304fa01e3bb9a256b9dfb [INFO] running `Command { std: "docker" "start" "-a" "788ddf6ed365164f411ddf08b08f8ae95622d7e3189304fa01e3bb9a256b9dfb", kill_on_drop: false }` [INFO] [stderr] Compiling tower_of_hanoi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.12s [INFO] running `Command { std: "docker" "inspect" "788ddf6ed365164f411ddf08b08f8ae95622d7e3189304fa01e3bb9a256b9dfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "788ddf6ed365164f411ddf08b08f8ae95622d7e3189304fa01e3bb9a256b9dfb", kill_on_drop: false }` [INFO] [stdout] 788ddf6ed365164f411ddf08b08f8ae95622d7e3189304fa01e3bb9a256b9dfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a430a2bee45371db9d17377ba4ad4093768b948e80a14ebdb1e96266c678825 [INFO] running `Command { std: "docker" "start" "-a" "4a430a2bee45371db9d17377ba4ad4093768b948e80a14ebdb1e96266c678825", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling tower_of_hanoi v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.54s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tower_of_hanoi-dcf48103bc5e6c58) [INFO] running `Command { std: "docker" "inspect" "4a430a2bee45371db9d17377ba4ad4093768b948e80a14ebdb1e96266c678825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a430a2bee45371db9d17377ba4ad4093768b948e80a14ebdb1e96266c678825", kill_on_drop: false }` [INFO] [stdout] 4a430a2bee45371db9d17377ba4ad4093768b948e80a14ebdb1e96266c678825 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b8cf93a3ce51b7aba556bdf6758c007b51c61241e78f2af5ad64db116deba6bd [INFO] running `Command { std: "docker" "start" "-a" "b8cf93a3ce51b7aba556bdf6758c007b51c61241e78f2af5ad64db116deba6bd", 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 src/main.rs (/opt/rustwide/target/debug/deps/tower_of_hanoi-dcf48103bc5e6c58) [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" "b8cf93a3ce51b7aba556bdf6758c007b51c61241e78f2af5ad64db116deba6bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8cf93a3ce51b7aba556bdf6758c007b51c61241e78f2af5ad64db116deba6bd", kill_on_drop: false }` [INFO] [stdout] b8cf93a3ce51b7aba556bdf6758c007b51c61241e78f2af5ad64db116deba6bd