[INFO] fetching crate daggy 0.7.0...
[INFO] testing daggy-0.7.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate daggy 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate daggy 0.7.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate daggy 0.7.0
[INFO] finished tweaking crates.io crate daggy 0.7.0
[INFO] tweaked toml for crates.io crate daggy 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72ea5c0a334349db3a832d93e5ce14d5d2e9550ed51c91e43269c8dfb0681830
[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" "72ea5c0a334349db3a832d93e5ce14d5d2e9550ed51c91e43269c8dfb0681830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ea5c0a334349db3a832d93e5ce14d5d2e9550ed51c91e43269c8dfb0681830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ea5c0a334349db3a832d93e5ce14d5d2e9550ed51c91e43269c8dfb0681830", kill_on_drop: false }`
[INFO] [stdout] 72ea5c0a334349db3a832d93e5ce14d5d2e9550ed51c91e43269c8dfb0681830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93cc4a551424e50d0760491adf4b43fe43f02c99244c429e810bfdc039912a32
[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" "93cc4a551424e50d0760491adf4b43fe43f02c99244c429e810bfdc039912a32", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling daggy v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.14s
[INFO] running `Command { std: "docker" "inspect" "93cc4a551424e50d0760491adf4b43fe43f02c99244c429e810bfdc039912a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cc4a551424e50d0760491adf4b43fe43f02c99244c429e810bfdc039912a32", kill_on_drop: false }`
[INFO] [stdout] 93cc4a551424e50d0760491adf4b43fe43f02c99244c429e810bfdc039912a32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 178653b095034ae2baa0e0f51326e043e94415ee036ee06d787d26475c8a83a9
[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" "178653b095034ae2baa0e0f51326e043e94415ee036ee06d787d26475c8a83a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling daggy v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "178653b095034ae2baa0e0f51326e043e94415ee036ee06d787d26475c8a83a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "178653b095034ae2baa0e0f51326e043e94415ee036ee06d787d26475c8a83a9", kill_on_drop: false }`
[INFO] [stdout] 178653b095034ae2baa0e0f51326e043e94415ee036ee06d787d26475c8a83a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ab4114ee1fdf901da76a9b56ef9831ecf0fae1874d64d8eebfe0512ea9fa28eb
[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" "ab4114ee1fdf901da76a9b56ef9831ecf0fae1874d64d8eebfe0512ea9fa28eb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/daggy-613c2ef6dd17c10e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/add_edges-4eda17026536c1c9
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test add_edges_err ... ok
[INFO] [stdout] test add_edges_more ... ok
[INFO] [stdout] test add_edges_more2 ... ok
[INFO] [stdout] test add_edges_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/add_edges_stable-d7c4b8f783839479
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterators-f121e2b2e26d9ba1
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parents ... ok
[INFO] [stdout] test weights ... ok
[INFO] [stdout] test children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/iterators_stable-f2d893b895ab10a7
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stable_indices-a6ca74d7de1b36e1
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/walkers-89773f256c559386
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test all ... ok
[INFO] [stdout] test chain ... ok
[INFO] [stdout] test last ... ok
[INFO] [stdout] test any ... ok
[INFO] [stdout] test count ... ok
[INFO] [stdout] test children ... ok
[INFO] [stdout] test parents ... ok
[INFO] [stdout] test skip ... ok
[INFO] [stdout] test filter ... ok
[INFO] [stdout] test nth ... ok
[INFO] [stdout] test skip_while ... ok
[INFO] [stdout] test take ... ok
[INFO] [stdout] test fold ... ok
[INFO] [stdout] test peekable ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/walkers_stable-6bfb9f3b61789704
[INFO] [stdout] test take_while ... ok
[INFO] [stdout] test find ... ok
[INFO] [stdout] test recursive_walk ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests daggy
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab4114ee1fdf901da76a9b56ef9831ecf0fae1874d64d8eebfe0512ea9fa28eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4114ee1fdf901da76a9b56ef9831ecf0fae1874d64d8eebfe0512ea9fa28eb", kill_on_drop: false }`
[INFO] [stdout] ab4114ee1fdf901da76a9b56ef9831ecf0fae1874d64d8eebfe0512ea9fa28eb