[INFO] fetching crate termgraph 0.4.0...
[INFO] testing termgraph-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate termgraph 0.4.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate termgraph 0.4.0
[INFO] finished tweaking crates.io crate termgraph 0.4.0
[INFO] tweaked toml for crates.io crate termgraph 0.4.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate termgraph 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate termgraph 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cc5ae463f53f630daabeaea12722cd543e21d1e1ee5a91e7c8f0876bfa8517c
[INFO] running `Command { std: "docker" "start" "-a" "6cc5ae463f53f630daabeaea12722cd543e21d1e1ee5a91e7c8f0876bfa8517c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc5ae463f53f630daabeaea12722cd543e21d1e1ee5a91e7c8f0876bfa8517c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc5ae463f53f630daabeaea12722cd543e21d1e1ee5a91e7c8f0876bfa8517c", kill_on_drop: false }`
[INFO] [stdout] 6cc5ae463f53f630daabeaea12722cd543e21d1e1ee5a91e7c8f0876bfa8517c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8528b7a8c8963af415b55fd0d8eda439aa22a98f3eba13f5c3c71065b082feb
[INFO] running `Command { std: "docker" "start" "-a" "f8528b7a8c8963af415b55fd0d8eda439aa22a98f3eba13f5c3c71065b082feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling termgraph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f8528b7a8c8963af415b55fd0d8eda439aa22a98f3eba13f5c3c71065b082feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8528b7a8c8963af415b55fd0d8eda439aa22a98f3eba13f5c3c71065b082feb", kill_on_drop: false }`
[INFO] [stdout] f8528b7a8c8963af415b55fd0d8eda439aa22a98f3eba13f5c3c71065b082feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c72bbc31d2f1ad8b2fbfb1f794e46eab77c8adadb1631acd456c806278c807a7
[INFO] running `Command { std: "docker" "start" "-a" "c72bbc31d2f1ad8b2fbfb1f794e46eab77c8adadb1631acd456c806278c807a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling termgraph v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.94s
[INFO] running `Command { std: "docker" "inspect" "c72bbc31d2f1ad8b2fbfb1f794e46eab77c8adadb1631acd456c806278c807a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c72bbc31d2f1ad8b2fbfb1f794e46eab77c8adadb1631acd456c806278c807a7", kill_on_drop: false }`
[INFO] [stdout] c72bbc31d2f1ad8b2fbfb1f794e46eab77c8adadb1631acd456c806278c807a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 805f180623cd683d5c7f108c80aa681fd4abc5c3ea4a207a6d2df0f8b3dca1f6
[INFO] running `Command { std: "docker" "start" "-a" "805f180623cd683d5c7f108c80aa681fd4abc5c3ea4a207a6d2df0f8b3dca1f6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/termgraph-ac5c4c986649109d)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test acyclic::tests::reduce_with_changes ... ok
[INFO] [stderr]      Running tests/small.rs (/opt/rustwide/target/debug/deps/small-b919474ac294a854)
[INFO] [stdout] test acyclic::tests::topsort_linear ... ok
[INFO] [stdout] test acyclic::tests::incoming_mapping_linear ... ok
[INFO] [stdout] test graph::feedback_arc_set::tests::no_cycle ... ok
[INFO] [stdout] test graph::feedback_arc_set::tests::with_cycle ... ok
[INFO] [stdout] test graph::tests::toacyclic_with_cycle ... ok
[INFO] [stdout] test grid::tests::determine_ys_nogap_0hori ... ok
[INFO] [stdout] test grid::tests::determine_ys_nogap_1hori_notstraight ... ok
[INFO] [stdout] test graph::feedback_arc_set::tests::long_cycle ... ok
[INFO] [stdout] test acyclic::tests::topsort_branched ... ok
[INFO] [stdout] test acyclic::tests::incoming_mapping_branched ... ok
[INFO] [stdout] test graph::tests::toacyclic_without_cycle ... ok
[INFO] [stdout] test levels::tests::assign_levels_spillover_maxnodes ... ok
[INFO] [stdout] test levels::tests::assign_levels_spillover_maxwidth ... ok
[INFO] [stdout] test grid::tests::determine_ys_nogap_1hori_straight ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout]  (0) 
[INFO] [stdout] 
[INFO] [stdout] test one_node ... ok
[INFO] [stdout] test display_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests termgraph
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/config.rs - config::Config (line 106) ... ok
[INFO] [stdout] test src/graph.rs - graph::DirectedGraph (line 19) ... ok
[INFO] [stdout] test src/lib.rs - display (line 44) ... ok
[INFO] [stdout] test src/lib.rs - fdisplay (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "805f180623cd683d5c7f108c80aa681fd4abc5c3ea4a207a6d2df0f8b3dca1f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "805f180623cd683d5c7f108c80aa681fd4abc5c3ea4a207a6d2df0f8b3dca1f6", kill_on_drop: false }`
[INFO] [stdout] 805f180623cd683d5c7f108c80aa681fd4abc5c3ea4a207a6d2df0f8b3dca1f6