[INFO] updating cached repository https://github.com/xavierhamel/rack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e6fe389786b8b3588c93075285ebb69b1e88eb4
[INFO] testing xavierhamel/rack 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%2Fxavierhamel%2Frack" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xavierhamel/rack 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/xavierhamel/rack
[INFO] finished tweaking git repo https://github.com/xavierhamel/rack
[INFO] tweaked toml for git repo https://github.com/xavierhamel/rack written to /workspace/builds/worker-94/source/Cargo.toml
[INFO] crate git repo https://github.com/xavierhamel/rack 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 46baa5c1caa545fc01e6d60f389ece7501940a7cebe1157ffc1cc29aa898fda0
[INFO] running `Command { std: "docker" "start" "-a" "46baa5c1caa545fc01e6d60f389ece7501940a7cebe1157ffc1cc29aa898fda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46baa5c1caa545fc01e6d60f389ece7501940a7cebe1157ffc1cc29aa898fda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46baa5c1caa545fc01e6d60f389ece7501940a7cebe1157ffc1cc29aa898fda0", kill_on_drop: false }`
[INFO] [stdout] 46baa5c1caa545fc01e6d60f389ece7501940a7cebe1157ffc1cc29aa898fda0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 8eb3fa5874f712b8612b263e4a2e1b1a235e003b1a0d019057890da3f460b32c
[INFO] running `Command { std: "docker" "start" "-a" "8eb3fa5874f712b8612b263e4a2e1b1a235e003b1a0d019057890da3f460b32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling rack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "8eb3fa5874f712b8612b263e4a2e1b1a235e003b1a0d019057890da3f460b32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eb3fa5874f712b8612b263e4a2e1b1a235e003b1a0d019057890da3f460b32c", kill_on_drop: false }`
[INFO] [stdout] 8eb3fa5874f712b8612b263e4a2e1b1a235e003b1a0d019057890da3f460b32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 6fd7e5fcb7316f99cce4ddb5618dde93a2a008761d1ec579235aebb381b0aea8
[INFO] running `Command { std: "docker" "start" "-a" "6fd7e5fcb7316f99cce4ddb5618dde93a2a008761d1ec579235aebb381b0aea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rack-de9a911d2dd144a9)
[INFO] running `Command { std: "docker" "inspect" "6fd7e5fcb7316f99cce4ddb5618dde93a2a008761d1ec579235aebb381b0aea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd7e5fcb7316f99cce4ddb5618dde93a2a008761d1ec579235aebb381b0aea8", kill_on_drop: false }`
[INFO] [stdout] 6fd7e5fcb7316f99cce4ddb5618dde93a2a008761d1ec579235aebb381b0aea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 51250d916a4f69d3b5e76c0f2ba24e46c87ac097370e4aeda47fa76b2d1014ca
[INFO] running `Command { std: "docker" "start" "-a" "51250d916a4f69d3b5e76c0f2ba24e46c87ac097370e4aeda47fa76b2d1014ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rack-de9a911d2dd144a9)
[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" "51250d916a4f69d3b5e76c0f2ba24e46c87ac097370e4aeda47fa76b2d1014ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51250d916a4f69d3b5e76c0f2ba24e46c87ac097370e4aeda47fa76b2d1014ca", kill_on_drop: false }`
[INFO] [stdout] 51250d916a4f69d3b5e76c0f2ba24e46c87ac097370e4aeda47fa76b2d1014ca