[INFO] fetching crate graph-neighbor-matching 0.8.0...
[INFO] testing graph-neighbor-matching-0.8.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate graph-neighbor-matching 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate graph-neighbor-matching 0.8.0 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 graph-neighbor-matching 0.8.0
[INFO] finished tweaking crates.io crate graph-neighbor-matching 0.8.0
[INFO] tweaked toml for crates.io crate graph-neighbor-matching 0.8.0 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] 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] ea82d8532e7e04fa68fcfd027d3e63b062ee24bf89440fcf61f4b4801aedb008
[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" "ea82d8532e7e04fa68fcfd027d3e63b062ee24bf89440fcf61f4b4801aedb008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea82d8532e7e04fa68fcfd027d3e63b062ee24bf89440fcf61f4b4801aedb008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea82d8532e7e04fa68fcfd027d3e63b062ee24bf89440fcf61f4b4801aedb008", kill_on_drop: false }`
[INFO] [stdout] ea82d8532e7e04fa68fcfd027d3e63b062ee24bf89440fcf61f4b4801aedb008
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eabbeaec4bce2602e08cf31786a283a02ead2f1ff2d97fb5270a0301a12bff6c
[INFO] running `Command { std: "docker" "start" "-a" "eabbeaec4bce2602e08cf31786a283a02ead2f1ff2d97fb5270a0301a12bff6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling closed01 v0.5.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]    Compiling munkres v0.5.1
[INFO] [stderr]    Compiling graph-neighbor-matching v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.89s
[INFO] running `Command { std: "docker" "inspect" "eabbeaec4bce2602e08cf31786a283a02ead2f1ff2d97fb5270a0301a12bff6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eabbeaec4bce2602e08cf31786a283a02ead2f1ff2d97fb5270a0301a12bff6c", kill_on_drop: false }`
[INFO] [stdout] eabbeaec4bce2602e08cf31786a283a02ead2f1ff2d97fb5270a0301a12bff6c
[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] 05e7031b288199a953ab01150cb14ae0075814e8172ed4603b653d536402dbc0
[INFO] running `Command { std: "docker" "start" "-a" "05e7031b288199a953ab01150cb14ae0075814e8172ed4603b653d536402dbc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph-io-gml v0.2.0
[INFO] [stderr]    Compiling graph-neighbor-matching v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "05e7031b288199a953ab01150cb14ae0075814e8172ed4603b653d536402dbc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e7031b288199a953ab01150cb14ae0075814e8172ed4603b653d536402dbc0", kill_on_drop: false }`
[INFO] [stdout] 05e7031b288199a953ab01150cb14ae0075814e8172ed4603b653d536402dbc0
[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] 2ce5f86b3a0e5b2049a6ba2d5bdaa0884c7e6dec798f82af630d5234ea476607
[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" "2ce5f86b3a0e5b2049a6ba2d5bdaa0884c7e6dec798f82af630d5234ea476607", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph_neighbor_matching-8f5914858a095167
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-dff2a0f148dcdb84
[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 9 tests
[INFO] [stdout] test test_matrix ... ok
[INFO] [stdout] test test_score ... ok
[INFO] [stdout] test test_score_with_graphbuilder ... ok
[INFO] [stdout] test test_matrix_iter1 ... ok
[INFO] [stdout] test test_similarity ... ok
[INFO] [stdout] test test_isomorphic ... ok
[INFO] [stdout] test test_similarity2 ... ok
[INFO] [stdout] test test_similarity_neat ... ok
[INFO] [stderr]    Doc-tests graph-neighbor-matching
[INFO] [stdout] test test_isomorphic_ffl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 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" "2ce5f86b3a0e5b2049a6ba2d5bdaa0884c7e6dec798f82af630d5234ea476607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce5f86b3a0e5b2049a6ba2d5bdaa0884c7e6dec798f82af630d5234ea476607", kill_on_drop: false }`
[INFO] [stdout] 2ce5f86b3a0e5b2049a6ba2d5bdaa0884c7e6dec798f82af630d5234ea476607