[INFO] fetching crate udgraph 0.7.0...
[INFO] testing udgraph-0.7.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate udgraph 0.7.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate udgraph 0.7.0 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 udgraph 0.7.0
[INFO] finished tweaking crates.io crate udgraph 0.7.0
[INFO] tweaked toml for crates.io crate udgraph 0.7.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 2642e6592bb1bac3a319fd048b3aa0a5b06edbb3a7687c1e5ea1871830e14016
[INFO] running `Command { std: "docker" "start" "-a" "2642e6592bb1bac3a319fd048b3aa0a5b06edbb3a7687c1e5ea1871830e14016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2642e6592bb1bac3a319fd048b3aa0a5b06edbb3a7687c1e5ea1871830e14016", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2642e6592bb1bac3a319fd048b3aa0a5b06edbb3a7687c1e5ea1871830e14016", kill_on_drop: false }`
[INFO] [stdout] 2642e6592bb1bac3a319fd048b3aa0a5b06edbb3a7687c1e5ea1871830e14016
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 46d42eeef69ffa9b9ad57a4ec091913a8c2b5fe67d3ba7dfcf1b9e013483c3c2
[INFO] running `Command { std: "docker" "start" "-a" "46d42eeef69ffa9b9ad57a4ec091913a8c2b5fe67d3ba7dfcf1b9e013483c3c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling petgraph v0.6.0
[INFO] [stderr]    Compiling udgraph v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "46d42eeef69ffa9b9ad57a4ec091913a8c2b5fe67d3ba7dfcf1b9e013483c3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d42eeef69ffa9b9ad57a4ec091913a8c2b5fe67d3ba7dfcf1b9e013483c3c2", kill_on_drop: false }`
[INFO] [stdout] 46d42eeef69ffa9b9ad57a4ec091913a8c2b5fe67d3ba7dfcf1b9e013483c3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 161aca756f2445665f39efdedaf30a020497c876f6827bac1b3211e9e72c05ee
[INFO] running `Command { std: "docker" "start" "-a" "161aca756f2445665f39efdedaf30a020497c876f6827bac1b3211e9e72c05ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling udgraph v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "161aca756f2445665f39efdedaf30a020497c876f6827bac1b3211e9e72c05ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161aca756f2445665f39efdedaf30a020497c876f6827bac1b3211e9e72c05ee", kill_on_drop: false }`
[INFO] [stdout] 161aca756f2445665f39efdedaf30a020497c876f6827bac1b3211e9e72c05ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9e71f61b6cc53f8387e7e90a6fc7cd971a983d37aa700b043e244512253a7d57
[INFO] running `Command { std: "docker" "start" "-a" "9e71f61b6cc53f8387e7e90a6fc7cd971a983d37aa700b043e244512253a7d57", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/udgraph-8d10d851cd72a76c)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test graph::tests::add_deprel ... ok
[INFO] [stdout] test graph::tests::dependents ... ok
[INFO] [stdout] test graph::tests::equality ... ok
[INFO] [stdout] test graph::tests::remove_deprel ... ok
[INFO] [stdout] test token::tests::features_from_iter ... ok
[INFO] [stdout] test token::tests::tokens ... ok
[INFO] [stdout] test token::tests::tokens_mut ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests udgraph
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/graph.rs - graph::Sentence::new (line 183) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9e71f61b6cc53f8387e7e90a6fc7cd971a983d37aa700b043e244512253a7d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e71f61b6cc53f8387e7e90a6fc7cd971a983d37aa700b043e244512253a7d57", kill_on_drop: false }`
[INFO] [stdout] 9e71f61b6cc53f8387e7e90a6fc7cd971a983d37aa700b043e244512253a7d57