[INFO] cloning repository https://github.com/sd-owens/map_reduce
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sd-owens/map_reduce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd-owens%2Fmap_reduce", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd-owens%2Fmap_reduce'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2b4f6d716e006fa18ddd7016aa3e931fb9e5cce
[INFO] testing sd-owens/map_reduce against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsd-owens%2Fmap_reduce" "/workspace/builds/worker-57/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-57/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sd-owens/map_reduce 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/sd-owens/map_reduce
[INFO] finished tweaking git repo https://github.com/sd-owens/map_reduce
[INFO] tweaked toml for git repo https://github.com/sd-owens/map_reduce written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate git repo https://github.com/sd-owens/map_reduce 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] [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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 446c98f17f1984881421f3182736e33b202a1a38ee114ebcf2a215026c9f0ddb
[INFO] running `Command { std: "docker" "start" "-a" "446c98f17f1984881421f3182736e33b202a1a38ee114ebcf2a215026c9f0ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446c98f17f1984881421f3182736e33b202a1a38ee114ebcf2a215026c9f0ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446c98f17f1984881421f3182736e33b202a1a38ee114ebcf2a215026c9f0ddb", kill_on_drop: false }`
[INFO] [stdout] 446c98f17f1984881421f3182736e33b202a1a38ee114ebcf2a215026c9f0ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 665a35210691c958a8b0965bbd529719c58bfe809708aa2732f081be50f6d250
[INFO] running `Command { std: "docker" "start" "-a" "665a35210691c958a8b0965bbd529719c58bfe809708aa2732f081be50f6d250", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "665a35210691c958a8b0965bbd529719c58bfe809708aa2732f081be50f6d250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "665a35210691c958a8b0965bbd529719c58bfe809708aa2732f081be50f6d250", kill_on_drop: false }`
[INFO] [stdout] 665a35210691c958a8b0965bbd529719c58bfe809708aa2732f081be50f6d250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] cbfd10af87b6297141061343c850879b56f0bd754a808b8b458668d0f98868e2
[INFO] running `Command { std: "docker" "start" "-a" "cbfd10af87b6297141061343c850879b56f0bd754a808b8b458668d0f98868e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling map_reduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.91s
[INFO] running `Command { std: "docker" "inspect" "cbfd10af87b6297141061343c850879b56f0bd754a808b8b458668d0f98868e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfd10af87b6297141061343c850879b56f0bd754a808b8b458668d0f98868e2", kill_on_drop: false }`
[INFO] [stdout] cbfd10af87b6297141061343c850879b56f0bd754a808b8b458668d0f98868e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 461169e47e2e72408cf2731cb2355414e33b3c52d2de7b8b1a4d72bf512bc008
[INFO] running `Command { std: "docker" "start" "-a" "461169e47e2e72408cf2731cb2355414e33b3c52d2de7b8b1a4d72bf512bc008", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/map_reduce-fe091ad376f88e64)
[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" "461169e47e2e72408cf2731cb2355414e33b3c52d2de7b8b1a4d72bf512bc008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "461169e47e2e72408cf2731cb2355414e33b3c52d2de7b8b1a4d72bf512bc008", kill_on_drop: false }`
[INFO] [stdout] 461169e47e2e72408cf2731cb2355414e33b3c52d2de7b8b1a4d72bf512bc008