[INFO] fetching crate labelgraph 2.2.3...
[INFO] testing labelgraph-2.2.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate labelgraph 2.2.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate labelgraph 2.2.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate labelgraph 2.2.3
[INFO] finished tweaking crates.io crate labelgraph 2.2.3
[INFO] tweaked toml for crates.io crate labelgraph 2.2.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 5f5208e242e7832782da1aa5a73794fcc6066560d07e64b152d06c0f6d6966b2
[INFO] running `Command { std: "docker" "start" "-a" "5f5208e242e7832782da1aa5a73794fcc6066560d07e64b152d06c0f6d6966b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f5208e242e7832782da1aa5a73794fcc6066560d07e64b152d06c0f6d6966b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5208e242e7832782da1aa5a73794fcc6066560d07e64b152d06c0f6d6966b2", kill_on_drop: false }`
[INFO] [stdout] 5f5208e242e7832782da1aa5a73794fcc6066560d07e64b152d06c0f6d6966b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d776721f852c064d0bd03600b081941432874e1aa5a08808807604040c8d317
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6d776721f852c064d0bd03600b081941432874e1aa5a08808807604040c8d317", kill_on_drop: false }`
[INFO] [stderr]    Compiling labelgraph v2.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6d776721f852c064d0bd03600b081941432874e1aa5a08808807604040c8d317", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d776721f852c064d0bd03600b081941432874e1aa5a08808807604040c8d317", kill_on_drop: false }`
[INFO] [stdout] 6d776721f852c064d0bd03600b081941432874e1aa5a08808807604040c8d317
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] c37d9ee51ff3ebb7c84eb9b5271698b7268e500f4fd7d2b8abceaaacd76671df
[INFO] running `Command { std: "docker" "start" "-a" "c37d9ee51ff3ebb7c84eb9b5271698b7268e500f4fd7d2b8abceaaacd76671df", kill_on_drop: false }`
[INFO] [stderr]    Compiling labelgraph v2.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "c37d9ee51ff3ebb7c84eb9b5271698b7268e500f4fd7d2b8abceaaacd76671df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c37d9ee51ff3ebb7c84eb9b5271698b7268e500f4fd7d2b8abceaaacd76671df", kill_on_drop: false }`
[INFO] [stdout] c37d9ee51ff3ebb7c84eb9b5271698b7268e500f4fd7d2b8abceaaacd76671df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdba40337669e8162af286736b84d342e8c77b72b50cb0bcffe22acf67682c4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fdba40337669e8162af286736b84d342e8c77b72b50cb0bcffe22acf67682c4b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/labelgraph-f34b4ab572b03604
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests labelgraph
[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] [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" "fdba40337669e8162af286736b84d342e8c77b72b50cb0bcffe22acf67682c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdba40337669e8162af286736b84d342e8c77b72b50cb0bcffe22acf67682c4b", kill_on_drop: false }`
[INFO] [stdout] fdba40337669e8162af286736b84d342e8c77b72b50cb0bcffe22acf67682c4b