[INFO] fetching crate udgraph 0.6.0...
[INFO] testing udgraph-0.6.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate udgraph 0.6.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate udgraph 0.6.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate udgraph 0.6.0
[INFO] finished tweaking crates.io crate udgraph 0.6.0
[INFO] tweaked toml for crates.io crate udgraph 0.6.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f610ed77bd9aa049ab5b10d69528fe7eb96f8120544983ab35fee1ce7656565
[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" "9f610ed77bd9aa049ab5b10d69528fe7eb96f8120544983ab35fee1ce7656565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f610ed77bd9aa049ab5b10d69528fe7eb96f8120544983ab35fee1ce7656565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f610ed77bd9aa049ab5b10d69528fe7eb96f8120544983ab35fee1ce7656565", kill_on_drop: false }`
[INFO] [stdout] 9f610ed77bd9aa049ab5b10d69528fe7eb96f8120544983ab35fee1ce7656565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72639e26a2e1bec84d0839ed792accfdf555ff8750971e1bae0959ab899baec
[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" "c72639e26a2e1bec84d0839ed792accfdf555ff8750971e1bae0959ab899baec", kill_on_drop: false }`
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling udgraph v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.64s
[INFO] running `Command { std: "docker" "inspect" "c72639e26a2e1bec84d0839ed792accfdf555ff8750971e1bae0959ab899baec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72639e26a2e1bec84d0839ed792accfdf555ff8750971e1bae0959ab899baec", kill_on_drop: false }`
[INFO] [stdout] c72639e26a2e1bec84d0839ed792accfdf555ff8750971e1bae0959ab899baec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "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] 7b98abe88215787695db0fa5b493b79eed0a1552d19a7b127c23d14c8ccd20b0
[INFO] running `Command { std: "docker" "start" "-a" "7b98abe88215787695db0fa5b493b79eed0a1552d19a7b127c23d14c8ccd20b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling udgraph v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `Command { std: "docker" "inspect" "7b98abe88215787695db0fa5b493b79eed0a1552d19a7b127c23d14c8ccd20b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b98abe88215787695db0fa5b493b79eed0a1552d19a7b127c23d14c8ccd20b0", kill_on_drop: false }`
[INFO] [stdout] 7b98abe88215787695db0fa5b493b79eed0a1552d19a7b127c23d14c8ccd20b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27d57c4c1c2a251ad38e369412cc2fff4f80c192b3c6b700183ffb150a617472
[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" "27d57c4c1c2a251ad38e369412cc2fff4f80c192b3c6b700183ffb150a617472", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/udgraph-ed1c0ddd86c666fc
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test graph::tests::remove_deprel ... ok
[INFO] [stdout] test graph::tests::equality ... 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] test graph::tests::dependents ... ok
[INFO] [stdout] test graph::tests::add_deprel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "27d57c4c1c2a251ad38e369412cc2fff4f80c192b3c6b700183ffb150a617472", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27d57c4c1c2a251ad38e369412cc2fff4f80c192b3c6b700183ffb150a617472", kill_on_drop: false }`
[INFO] [stdout] 27d57c4c1c2a251ad38e369412cc2fff4f80c192b3c6b700183ffb150a617472