[INFO] cloning repository https://github.com/cladur/fifteen_puzzle
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cladur/fifteen_puzzle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcladur%2Ffifteen_puzzle", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcladur%2Ffifteen_puzzle'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e0a1cb0e4aa01bd81c8dee76f74b514071c7a0b
[INFO] testing cladur/fifteen_puzzle 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%2Fcladur%2Ffifteen_puzzle" "/workspace/builds/worker-113/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-113/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cladur/fifteen_puzzle 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/cladur/fifteen_puzzle
[INFO] finished tweaking git repo https://github.com/cladur/fifteen_puzzle
[INFO] tweaked toml for git repo https://github.com/cladur/fifteen_puzzle written to /workspace/builds/worker-113/source/Cargo.toml
[INFO] crate git repo https://github.com/cladur/fifteen_puzzle 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 4124b1204e151e6df7c7a81e4a07a6e80f292f7335572ef2d8a6840631f1e060
[INFO] running `Command { std: "docker" "start" "-a" "4124b1204e151e6df7c7a81e4a07a6e80f292f7335572ef2d8a6840631f1e060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4124b1204e151e6df7c7a81e4a07a6e80f292f7335572ef2d8a6840631f1e060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4124b1204e151e6df7c7a81e4a07a6e80f292f7335572ef2d8a6840631f1e060", kill_on_drop: false }`
[INFO] [stdout] 4124b1204e151e6df7c7a81e4a07a6e80f292f7335572ef2d8a6840631f1e060
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 8d491cd5c6bdc8f1c32a0dd894eac3b90b99faf473afc4867eccdfcf2cb551e6
[INFO] running `Command { std: "docker" "start" "-a" "8d491cd5c6bdc8f1c32a0dd894eac3b90b99faf473afc4867eccdfcf2cb551e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fifteen_puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.83s
[INFO] running `Command { std: "docker" "inspect" "8d491cd5c6bdc8f1c32a0dd894eac3b90b99faf473afc4867eccdfcf2cb551e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d491cd5c6bdc8f1c32a0dd894eac3b90b99faf473afc4867eccdfcf2cb551e6", kill_on_drop: false }`
[INFO] [stdout] 8d491cd5c6bdc8f1c32a0dd894eac3b90b99faf473afc4867eccdfcf2cb551e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] d4d14de7eb01621422a5648f4092e1749321d19466cd60e4220707b6692e689c
[INFO] running `Command { std: "docker" "start" "-a" "d4d14de7eb01621422a5648f4092e1749321d19466cd60e4220707b6692e689c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fifteen_puzzle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/fifteen_puzzle-ec7fc3d087903bf0)
[INFO] running `Command { std: "docker" "inspect" "d4d14de7eb01621422a5648f4092e1749321d19466cd60e4220707b6692e689c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d14de7eb01621422a5648f4092e1749321d19466cd60e4220707b6692e689c", kill_on_drop: false }`
[INFO] [stdout] d4d14de7eb01621422a5648f4092e1749321d19466cd60e4220707b6692e689c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 10a8b159cb7a7c7731c94f1a431661934c2efd939bf760dd7f343b54cf5584fc
[INFO] running `Command { std: "docker" "start" "-a" "10a8b159cb7a7c7731c94f1a431661934c2efd939bf760dd7f343b54cf5584fc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fifteen_puzzle-ec7fc3d087903bf0)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10a8b159cb7a7c7731c94f1a431661934c2efd939bf760dd7f343b54cf5584fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10a8b159cb7a7c7731c94f1a431661934c2efd939bf760dd7f343b54cf5584fc", kill_on_drop: false }`
[INFO] [stdout] 10a8b159cb7a7c7731c94f1a431661934c2efd939bf760dd7f343b54cf5584fc