[INFO] fetching crate shellow 0.1.0-alpha.0...
[INFO] testing shellow-0.1.0-alpha.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate shellow 0.1.0-alpha.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate shellow 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate shellow 0.1.0-alpha.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shellow 0.1.0-alpha.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shellow 0.1.0-alpha.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c9be378abae3ae3c6bc09852df9cb0d8ce309a12e55767f7cc5ea99fd712892
[INFO] running `Command { std: "docker" "start" "-a" "9c9be378abae3ae3c6bc09852df9cb0d8ce309a12e55767f7cc5ea99fd712892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c9be378abae3ae3c6bc09852df9cb0d8ce309a12e55767f7cc5ea99fd712892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c9be378abae3ae3c6bc09852df9cb0d8ce309a12e55767f7cc5ea99fd712892", kill_on_drop: false }`
[INFO] [stdout] 9c9be378abae3ae3c6bc09852df9cb0d8ce309a12e55767f7cc5ea99fd712892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8018ee6fa47e062b4c0b7178840ed466f12534af08051af6fa2399f9eb67386d
[INFO] running `Command { std: "docker" "start" "-a" "8018ee6fa47e062b4c0b7178840ed466f12534af08051af6fa2399f9eb67386d", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "8018ee6fa47e062b4c0b7178840ed466f12534af08051af6fa2399f9eb67386d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8018ee6fa47e062b4c0b7178840ed466f12534af08051af6fa2399f9eb67386d", kill_on_drop: false }`
[INFO] [stdout] 8018ee6fa47e062b4c0b7178840ed466f12534af08051af6fa2399f9eb67386d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6b09a449a3e4e9f1779bfb214705bf8251348892159f0f947b1967ceabe9434
[INFO] running `Command { std: "docker" "start" "-a" "c6b09a449a3e4e9f1779bfb214705bf8251348892159f0f947b1967ceabe9434", kill_on_drop: false }`
[INFO] [stderr]    Compiling shellow v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c6b09a449a3e4e9f1779bfb214705bf8251348892159f0f947b1967ceabe9434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6b09a449a3e4e9f1779bfb214705bf8251348892159f0f947b1967ceabe9434", kill_on_drop: false }`
[INFO] [stdout] c6b09a449a3e4e9f1779bfb214705bf8251348892159f0f947b1967ceabe9434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fffa99120e01cd1ec975baacc2d2ea17155d6696cea6010a084bd4517dc976a
[INFO] running `Command { std: "docker" "start" "-a" "4fffa99120e01cd1ec975baacc2d2ea17155d6696cea6010a084bd4517dc976a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/shellow-2faef65c3d11b61c)
[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" "4fffa99120e01cd1ec975baacc2d2ea17155d6696cea6010a084bd4517dc976a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fffa99120e01cd1ec975baacc2d2ea17155d6696cea6010a084bd4517dc976a", kill_on_drop: false }`
[INFO] [stdout] 4fffa99120e01cd1ec975baacc2d2ea17155d6696cea6010a084bd4517dc976a