[INFO] fetching crate traitgraph 0.3.1-alpha.1...
[INFO] testing traitgraph-0.3.1-alpha.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate traitgraph 0.3.1-alpha.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate traitgraph 0.3.1-alpha.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate traitgraph 0.3.1-alpha.1
[INFO] finished tweaking crates.io crate traitgraph 0.3.1-alpha.1
[INFO] tweaked toml for crates.io crate traitgraph 0.3.1-alpha.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", 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] 18c63e89d75d5b0043e97a6809b96a284878d8253a99e1aae0466f1a3c12f5e8
[INFO] running `Command { std: "docker" "start" "-a" "18c63e89d75d5b0043e97a6809b96a284878d8253a99e1aae0466f1a3c12f5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18c63e89d75d5b0043e97a6809b96a284878d8253a99e1aae0466f1a3c12f5e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18c63e89d75d5b0043e97a6809b96a284878d8253a99e1aae0466f1a3c12f5e8", kill_on_drop: false }`
[INFO] [stdout] 18c63e89d75d5b0043e97a6809b96a284878d8253a99e1aae0466f1a3c12f5e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--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] 90ae8de49c5bf1f947d524c1680bd942de472a918208c31233e4829e31c18e7e
[INFO] running `Command { std: "docker" "start" "-a" "90ae8de49c5bf1f947d524c1680bd942de472a918208c31233e4829e31c18e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling traitsequence v0.3.1
[INFO] [stderr]    Compiling bitvector v0.1.5
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling traitgraph v0.3.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.61s
[INFO] running `Command { std: "docker" "inspect" "90ae8de49c5bf1f947d524c1680bd942de472a918208c31233e4829e31c18e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ae8de49c5bf1f947d524c1680bd942de472a918208c31233e4829e31c18e7e", kill_on_drop: false }`
[INFO] [stdout] 90ae8de49c5bf1f947d524c1680bd942de472a918208c31233e4829e31c18e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08becb2fc73401ee9389b96d615693f2135418cfb1a9fc3aaf5d93174b23f2ce
[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" "08becb2fc73401ee9389b96d615693f2135418cfb1a9fc3aaf5d93174b23f2ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling traitgraph v0.3.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 32.16s
[INFO] running `Command { std: "docker" "inspect" "08becb2fc73401ee9389b96d615693f2135418cfb1a9fc3aaf5d93174b23f2ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08becb2fc73401ee9389b96d615693f2135418cfb1a9fc3aaf5d93174b23f2ce", kill_on_drop: false }`
[INFO] [stdout] 08becb2fc73401ee9389b96d615693f2135418cfb1a9fc3aaf5d93174b23f2ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", 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] 3a0a8bb1f71447d0d36d0ee14feac0ea35f43c605b091f20a6158ff247c1bf79
[INFO] running `Command { std: "docker" "start" "-a" "3a0a8bb1f71447d0d36d0ee14feac0ea35f43c605b091f20a6158ff247c1bf79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/traitgraph-9c35906f7184eb8d)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_multiple_wccs ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_one_wc_with_two_sccs ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_nearly_scc ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_scc ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_nearly_scc_reverse ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_nearly_scc ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_nearly_scc_reverse ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_empty_graph ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_multiple_wccs ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_multiple_wccs ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_empty_graph ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_one_wc_with_two_sccs ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_scc ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_empty_graph ... ok
[INFO] [stdout] test algo::traversal::univocal_traversal::tests::test_is_edge_self_bivalent_cycle ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_nearly_scc_reverse ... ok
[INFO] [stdout] test algo::dijkstra::tests::test_dijkstra_simple ... ok
[INFO] [stdout] test algo::predefined_graphs::tests::test_create_binary_tree_2 ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_one_wc_with_two_sccs ... ok
[INFO] [stdout] test algo::traversal::test::test_postorder_traversal_simple ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_nearly_scc_reverse ... ok
[INFO] [stdout] test algo::components::tests::test_scc_check_scc ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_one_wc_with_two_sccs ... ok
[INFO] [stdout] test algo::dijkstra::tests::test_dijkstra_cycle ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_nearly_scc ... ok
[INFO] [stdout] test io::hamcircuit::tests::test_write_read_simple ... ok
[INFO] [stdout] test algo::traversal::univocal_traversal::tests::test_is_edge_self_bivalent_simple ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_scc ... ok
[INFO] [stdout] test algo::components::tests::test_extract_subgraphs_multiple_wccs ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_weakly_connected_components_nearly_scc ... ok
[INFO] [stdout] test algo::components::tests::test_decompose_sccs_empty_graph ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests traitgraph
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3a0a8bb1f71447d0d36d0ee14feac0ea35f43c605b091f20a6158ff247c1bf79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0a8bb1f71447d0d36d0ee14feac0ea35f43c605b091f20a6158ff247c1bf79", kill_on_drop: false }`
[INFO] [stdout] 3a0a8bb1f71447d0d36d0ee14feac0ea35f43c605b091f20a6158ff247c1bf79