[INFO] cloning repository https://github.com/kuy/dining-philosophers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kuy/dining-philosophers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fdining-philosophers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fdining-philosophers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b742e474d85115b4c48ac3e2331f766d6ffb5c6c
[INFO] testing kuy/dining-philosophers against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkuy%2Fdining-philosophers" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kuy/dining-philosophers 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/kuy/dining-philosophers
[INFO] finished tweaking git repo https://github.com/kuy/dining-philosophers
[INFO] tweaked toml for git repo https://github.com/kuy/dining-philosophers written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/kuy/dining-philosophers 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 0a3bfc8a4ed100ba2cfd1340d926fa5b9e259f1179bde0fd5dfe8c4d9942e382
[INFO] running `Command { std: "docker" "start" "-a" "0a3bfc8a4ed100ba2cfd1340d926fa5b9e259f1179bde0fd5dfe8c4d9942e382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a3bfc8a4ed100ba2cfd1340d926fa5b9e259f1179bde0fd5dfe8c4d9942e382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a3bfc8a4ed100ba2cfd1340d926fa5b9e259f1179bde0fd5dfe8c4d9942e382", kill_on_drop: false }`
[INFO] [stdout] 0a3bfc8a4ed100ba2cfd1340d926fa5b9e259f1179bde0fd5dfe8c4d9942e382
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 040af5d7aa20b69feb29a300b4ec60e46c42b6d6673096a7d857ae0d3f5e2038
[INFO] running `Command { std: "docker" "start" "-a" "040af5d7aa20b69feb29a300b4ec60e46c42b6d6673096a7d857ae0d3f5e2038", kill_on_drop: false }`
[INFO] [stderr]    Compiling dining-philosophers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "040af5d7aa20b69feb29a300b4ec60e46c42b6d6673096a7d857ae0d3f5e2038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "040af5d7aa20b69feb29a300b4ec60e46c42b6d6673096a7d857ae0d3f5e2038", kill_on_drop: false }`
[INFO] [stdout] 040af5d7aa20b69feb29a300b4ec60e46c42b6d6673096a7d857ae0d3f5e2038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 802dc81cda2a237ebd0cf6232c67d8f9fa5db581d75b550655759965a608444d
[INFO] running `Command { std: "docker" "start" "-a" "802dc81cda2a237ebd0cf6232c67d8f9fa5db581d75b550655759965a608444d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dining-philosophers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "802dc81cda2a237ebd0cf6232c67d8f9fa5db581d75b550655759965a608444d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802dc81cda2a237ebd0cf6232c67d8f9fa5db581d75b550655759965a608444d", kill_on_drop: false }`
[INFO] [stdout] 802dc81cda2a237ebd0cf6232c67d8f9fa5db581d75b550655759965a608444d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b9fa58d58d6374c8c9c37e08e68377bdb4146c47d566a70d09eda47cbe0846d7
[INFO] running `Command { std: "docker" "start" "-a" "b9fa58d58d6374c8c9c37e08e68377bdb4146c47d566a70d09eda47cbe0846d7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dining_philosophers-412d0fceb2208392)
[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" "b9fa58d58d6374c8c9c37e08e68377bdb4146c47d566a70d09eda47cbe0846d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fa58d58d6374c8c9c37e08e68377bdb4146c47d566a70d09eda47cbe0846d7", kill_on_drop: false }`
[INFO] [stdout] b9fa58d58d6374c8c9c37e08e68377bdb4146c47d566a70d09eda47cbe0846d7