[INFO] fetching crate middle 0.1.0...
[INFO] testing middle-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate middle 0.1.0 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate middle 0.1.0 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 middle 0.1.0
[INFO] finished tweaking crates.io crate middle 0.1.0
[INFO] tweaked toml for crates.io crate middle 0.1.0 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] d539f2e8f7942c17287cee29f1e8a86ed204118517dcc5e0f8a273c762e2225a
[INFO] running `Command { std: "docker" "start" "-a" "d539f2e8f7942c17287cee29f1e8a86ed204118517dcc5e0f8a273c762e2225a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d539f2e8f7942c17287cee29f1e8a86ed204118517dcc5e0f8a273c762e2225a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d539f2e8f7942c17287cee29f1e8a86ed204118517dcc5e0f8a273c762e2225a", kill_on_drop: false }`
[INFO] [stdout] d539f2e8f7942c17287cee29f1e8a86ed204118517dcc5e0f8a273c762e2225a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 198e383b3aa01dbb803bff4ddad5e2aebe6c17f3b548c6d6a272792d9c700c80
[INFO] running `Command { std: "docker" "start" "-a" "198e383b3aa01dbb803bff4ddad5e2aebe6c17f3b548c6d6a272792d9c700c80", kill_on_drop: false }`
[INFO] [stderr]    Compiling middle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "198e383b3aa01dbb803bff4ddad5e2aebe6c17f3b548c6d6a272792d9c700c80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "198e383b3aa01dbb803bff4ddad5e2aebe6c17f3b548c6d6a272792d9c700c80", kill_on_drop: false }`
[INFO] [stdout] 198e383b3aa01dbb803bff4ddad5e2aebe6c17f3b548c6d6a272792d9c700c80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] bc0cfb0e462d3660cbbaa99eeac16c6f2fe6807e546700601c937d935db7bcdb
[INFO] running `Command { std: "docker" "start" "-a" "bc0cfb0e462d3660cbbaa99eeac16c6f2fe6807e546700601c937d935db7bcdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling middle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "bc0cfb0e462d3660cbbaa99eeac16c6f2fe6807e546700601c937d935db7bcdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc0cfb0e462d3660cbbaa99eeac16c6f2fe6807e546700601c937d935db7bcdb", kill_on_drop: false }`
[INFO] [stdout] bc0cfb0e462d3660cbbaa99eeac16c6f2fe6807e546700601c937d935db7bcdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] dfbc778913ed462ada289a9d12463ed28db1083a0d6699866e022f7d38ca5122
[INFO] running `Command { std: "docker" "start" "-a" "dfbc778913ed462ada289a9d12463ed28db1083a0d6699866e022f7d38ca5122", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/middle-a65d155cbc83931b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests middle
[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" "dfbc778913ed462ada289a9d12463ed28db1083a0d6699866e022f7d38ca5122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbc778913ed462ada289a9d12463ed28db1083a0d6699866e022f7d38ca5122", kill_on_drop: false }`
[INFO] [stdout] dfbc778913ed462ada289a9d12463ed28db1083a0d6699866e022f7d38ca5122