[INFO] fetching crate algograph 0.4.0...
[INFO] testing algograph-0.4.0 against master#7704328ba5ae8d6ce0ac303c9d5a1a1605906766 for pr-146989
[INFO] extracting crate algograph 0.4.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate algograph 0.4.0
[INFO] finished tweaking crates.io crate algograph 0.4.0
[INFO] tweaked toml for crates.io crate algograph 0.4.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate algograph 0.4.0 on toolchain 7704328ba5ae8d6ce0ac303c9d5a1a1605906766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 105 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.1)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.8.3)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding rs_quickcheck_util v0.1.1 (available: v0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck_macros v1.1.0
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded rs_quickcheck_util v0.1.1
[INFO] [stderr]   Downloaded static_init_macro v1.0.4
[INFO] [stderr]   Downloaded static_init v1.0.4
[INFO] [stderr]   Downloaded web-sys v0.3.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fbd9ce91053618934198e4f34f25db77b3141c8ee7735810a56daa7612b48465
[INFO] running `Command { std: "docker" "start" "-a" "fbd9ce91053618934198e4f34f25db77b3141c8ee7735810a56daa7612b48465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbd9ce91053618934198e4f34f25db77b3141c8ee7735810a56daa7612b48465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd9ce91053618934198e4f34f25db77b3141c8ee7735810a56daa7612b48465", kill_on_drop: false }`
[INFO] [stdout] fbd9ce91053618934198e4f34f25db77b3141c8ee7735810a56daa7612b48465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e435fa81d9763dba5394217761a3138e2fe55e8bbabc2a44991332f3ca3fd142
[INFO] running `Command { std: "docker" "start" "-a" "e435fa81d9763dba5394217761a3138e2fe55e8bbabc2a44991332f3ca3fd142", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling bimap v0.6.3
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling keyed_priority_queue v0.4.2
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling algograph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "e435fa81d9763dba5394217761a3138e2fe55e8bbabc2a44991332f3ca3fd142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e435fa81d9763dba5394217761a3138e2fe55e8bbabc2a44991332f3ca3fd142", kill_on_drop: false }`
[INFO] [stdout] e435fa81d9763dba5394217761a3138e2fe55e8bbabc2a44991332f3ca3fd142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c22ea42f2291269913571bf8deb70ee8bef34fd275d9ba6411d5aa4a712bfa64
[INFO] running `Command { std: "docker" "start" "-a" "c22ea42f2291269913571bf8deb70ee8bef34fd275d9ba6411d5aa4a712bfa64", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling zmij v1.0.17
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling static_init_macro v1.0.4
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling static_init v1.0.4
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling zerocopy-derive v0.8.33
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling quickcheck_macros v1.1.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling algograph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling rs_quickcheck_util v0.1.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 38.13s
[INFO] running `Command { std: "docker" "inspect" "c22ea42f2291269913571bf8deb70ee8bef34fd275d9ba6411d5aa4a712bfa64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c22ea42f2291269913571bf8deb70ee8bef34fd275d9ba6411d5aa4a712bfa64", kill_on_drop: false }`
[INFO] [stdout] c22ea42f2291269913571bf8deb70ee8bef34fd275d9ba6411d5aa4a712bfa64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+7704328ba5ae8d6ce0ac303c9d5a1a1605906766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 25fcdfda5d5007e28f30af1a7d63f0c7f8558d93cc39dbfdb8d26a12e6750d06
[INFO] running `Command { std: "docker" "start" "-a" "25fcdfda5d5007e28f30af1a7d63f0c7f8558d93cc39dbfdb8d26a12e6750d06", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/algograph-da6da2b0bfcc9ef2)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test algorithm::simple_cycle::tests::directed::back_and_forth_cycle ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::undirected::back_and_forth_cycle ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::undirected::no_cycle ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::undirected::self_loop ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::directed::simple_cycles_are_cyclic ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::directed::self_loop ... ok
[INFO] [stdout] test algorithm::toposort::tests::toposort ... ok
[INFO] [stdout] test graph::graph_debug::tests::undirected_graph_debug ... ok
[INFO] [stdout] test graph::directed::tests::to_graphviz ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::directed::simple_cycles_are_simple ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::undirected::simple_cycles_are_cyclic ... ok
[INFO] [stdout] test graph::directed::tree_backed::tests::tree_backed_gen ... ok
[INFO] [stdout] test algorithm::simple_cycle::tests::undirected::simple_cycles_are_simple ... ok
[INFO] [stdout] test graph::undirected::tests::to_graphviz ... ok
[INFO] [stdout] test graph::shadowed_subgraph::tests::shadowed_subgraph ... ok
[INFO] [stdout] test tagged::traits::tests::undirected_graph_debug ... ok
[INFO] [stdout] test graph::selected_subgraph::tests::selected_subgraph ... ok
[INFO] [stdout] test graph::undirected::tree_backed::tests::tree_backed_gen ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algograph
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/algorithm/graphviz.rs - algorithm::graphviz::DumpInGraphviz (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25fcdfda5d5007e28f30af1a7d63f0c7f8558d93cc39dbfdb8d26a12e6750d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fcdfda5d5007e28f30af1a7d63f0c7f8558d93cc39dbfdb8d26a12e6750d06", kill_on_drop: false }`
[INFO] [stdout] 25fcdfda5d5007e28f30af1a7d63f0c7f8558d93cc39dbfdb8d26a12e6750d06