[INFO] fetching crate terrain 999999999.999999999.999999999...
[INFO] testing terrain-999999999.999999999.999999999 against 1.55.0 for beta-1.56-1
[INFO] extracting crate terrain 999999999.999999999.999999999 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate terrain 999999999.999999999.999999999 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 crates.io crate terrain 999999999.999999999.999999999
[INFO] finished tweaking crates.io crate terrain 999999999.999999999.999999999
[INFO] tweaked toml for crates.io crate terrain 999999999.999999999.999999999 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate crates.io crate terrain 999999999.999999999.999999999 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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 141613d83ab76bf37e03ef1677e957ef7bd3e0b2c6f093097f0c2e1925c1c612
[INFO] running `Command { std: "docker" "start" "-a" "141613d83ab76bf37e03ef1677e957ef7bd3e0b2c6f093097f0c2e1925c1c612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "141613d83ab76bf37e03ef1677e957ef7bd3e0b2c6f093097f0c2e1925c1c612", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141613d83ab76bf37e03ef1677e957ef7bd3e0b2c6f093097f0c2e1925c1c612", kill_on_drop: false }`
[INFO] [stdout] 141613d83ab76bf37e03ef1677e957ef7bd3e0b2c6f093097f0c2e1925c1c612
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] a03506c871f6bdbd895878f11bf8911622a865e4ffa1b9ca8cddfbdfaac6c8c4
[INFO] running `Command { std: "docker" "start" "-a" "a03506c871f6bdbd895878f11bf8911622a865e4ffa1b9ca8cddfbdfaac6c8c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling terrain v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "a03506c871f6bdbd895878f11bf8911622a865e4ffa1b9ca8cddfbdfaac6c8c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a03506c871f6bdbd895878f11bf8911622a865e4ffa1b9ca8cddfbdfaac6c8c4", kill_on_drop: false }`
[INFO] [stdout] a03506c871f6bdbd895878f11bf8911622a865e4ffa1b9ca8cddfbdfaac6c8c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] c9e84196194fffc340eeb48da18bee0ec4e17667919770625f782fc99a103610
[INFO] running `Command { std: "docker" "start" "-a" "c9e84196194fffc340eeb48da18bee0ec4e17667919770625f782fc99a103610", kill_on_drop: false }`
[INFO] [stderr]    Compiling terrain v999999999.999999999.999999999 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "c9e84196194fffc340eeb48da18bee0ec4e17667919770625f782fc99a103610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9e84196194fffc340eeb48da18bee0ec4e17667919770625f782fc99a103610", kill_on_drop: false }`
[INFO] [stdout] c9e84196194fffc340eeb48da18bee0ec4e17667919770625f782fc99a103610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] ac71a3cead5a0ba6f6a268b398558ef82a2035d1a4b65601a8be0202e62da6bb
[INFO] running `Command { std: "docker" "start" "-a" "ac71a3cead5a0ba6f6a268b398558ef82a2035d1a4b65601a8be0202e62da6bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/terrain-f2d51339a9532763)
[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" "ac71a3cead5a0ba6f6a268b398558ef82a2035d1a4b65601a8be0202e62da6bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac71a3cead5a0ba6f6a268b398558ef82a2035d1a4b65601a8be0202e62da6bb", kill_on_drop: false }`
[INFO] [stdout] ac71a3cead5a0ba6f6a268b398558ef82a2035d1a4b65601a8be0202e62da6bb