[INFO] fetching crate memhack 0.1.0...
[INFO] testing memhack-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate memhack 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate memhack 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memhack 0.1.0
[INFO] finished tweaking crates.io crate memhack 0.1.0
[INFO] tweaked toml for crates.io crate memhack 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f2899e6ffe33848115228a24a54d950f0ef06d335c21f64f65029fbc27590bb7
[INFO] running `Command { std: "docker" "start" "-a" "f2899e6ffe33848115228a24a54d950f0ef06d335c21f64f65029fbc27590bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2899e6ffe33848115228a24a54d950f0ef06d335c21f64f65029fbc27590bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2899e6ffe33848115228a24a54d950f0ef06d335c21f64f65029fbc27590bb7", kill_on_drop: false }`
[INFO] [stdout] f2899e6ffe33848115228a24a54d950f0ef06d335c21f64f65029fbc27590bb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5c6a21329de7c39bdd15400c21aaa3d47c1ff3a0201cb86e55d5b6268ebb3b2e
[INFO] running `Command { std: "docker" "start" "-a" "5c6a21329de7c39bdd15400c21aaa3d47c1ff3a0201cb86e55d5b6268ebb3b2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memhack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "5c6a21329de7c39bdd15400c21aaa3d47c1ff3a0201cb86e55d5b6268ebb3b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c6a21329de7c39bdd15400c21aaa3d47c1ff3a0201cb86e55d5b6268ebb3b2e", kill_on_drop: false }`
[INFO] [stdout] 5c6a21329de7c39bdd15400c21aaa3d47c1ff3a0201cb86e55d5b6268ebb3b2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 595045a83c54f55167a73c87e733f9474658856131fdd9ccfc050f29c68e6fa4
[INFO] running `Command { std: "docker" "start" "-a" "595045a83c54f55167a73c87e733f9474658856131fdd9ccfc050f29c68e6fa4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memhack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "595045a83c54f55167a73c87e733f9474658856131fdd9ccfc050f29c68e6fa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595045a83c54f55167a73c87e733f9474658856131fdd9ccfc050f29c68e6fa4", kill_on_drop: false }`
[INFO] [stdout] 595045a83c54f55167a73c87e733f9474658856131fdd9ccfc050f29c68e6fa4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 65c390223f12a7ba94f4aaf0f90f8c0ead52977083ccd8a2304cc113b78ec964
[INFO] running `Command { std: "docker" "start" "-a" "65c390223f12a7ba94f4aaf0f90f8c0ead52977083ccd8a2304cc113b78ec964", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memhack-762d728169090ede)
[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 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memhack
[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" "65c390223f12a7ba94f4aaf0f90f8c0ead52977083ccd8a2304cc113b78ec964", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c390223f12a7ba94f4aaf0f90f8c0ead52977083ccd8a2304cc113b78ec964", kill_on_drop: false }`
[INFO] [stdout] 65c390223f12a7ba94f4aaf0f90f8c0ead52977083ccd8a2304cc113b78ec964