[INFO] fetching crate hypergraph 0.1.3...
[INFO] testing hypergraph-0.1.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hypergraph 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate hypergraph 0.1.3 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 hypergraph 0.1.3
[INFO] finished tweaking crates.io crate hypergraph 0.1.3
[INFO] tweaked toml for crates.io crate hypergraph 0.1.3 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7d8051d084cf9bafb9b8dcb9df8d6bfc9de81a05c63a8eb6f5623a2fc5b18ee9
[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" "7d8051d084cf9bafb9b8dcb9df8d6bfc9de81a05c63a8eb6f5623a2fc5b18ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d8051d084cf9bafb9b8dcb9df8d6bfc9de81a05c63a8eb6f5623a2fc5b18ee9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d8051d084cf9bafb9b8dcb9df8d6bfc9de81a05c63a8eb6f5623a2fc5b18ee9", kill_on_drop: false }`
[INFO] [stdout] 7d8051d084cf9bafb9b8dcb9df8d6bfc9de81a05c63a8eb6f5623a2fc5b18ee9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] e0bf04c41e1ef50b22e93751ad81b0d6fc659178a0f5e3f8d0ce757835933e3f
[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" "e0bf04c41e1ef50b22e93751ad81b0d6fc659178a0f5e3f8d0ce757835933e3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[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_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling random_color v0.5.0
[INFO] [stderr]    Compiling hypergraph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] running `Command { std: "docker" "inspect" "e0bf04c41e1ef50b22e93751ad81b0d6fc659178a0f5e3f8d0ce757835933e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0bf04c41e1ef50b22e93751ad81b0d6fc659178a0f5e3f8d0ce757835933e3f", kill_on_drop: false }`
[INFO] [stdout] e0bf04c41e1ef50b22e93751ad81b0d6fc659178a0f5e3f8d0ce757835933e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 2b306e3e3de62f49169a0e5a8c0bdaa97ff008928bee1c8202e50ba20535a4d9
[INFO] running `Command { std: "docker" "start" "-a" "2b306e3e3de62f49169a0e5a8c0bdaa97ff008928bee1c8202e50ba20535a4d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hypergraph v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "2b306e3e3de62f49169a0e5a8c0bdaa97ff008928bee1c8202e50ba20535a4d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b306e3e3de62f49169a0e5a8c0bdaa97ff008928bee1c8202e50ba20535a4d9", kill_on_drop: false }`
[INFO] [stdout] 2b306e3e3de62f49169a0e5a8c0bdaa97ff008928bee1c8202e50ba20535a4d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3767822c58a315afd3b58604c7dfac9b4584db76bf20926138ab22c9415ef64d
[INFO] running `Command { std: "docker" "start" "-a" "3767822c58a315afd3b58604c7dfac9b4584db76bf20926138ab22c9415ef64d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hypergraph-f4c3c8e912f67b13
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dot::tests::test_dot ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/test-32c209b5751eb362
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hypergraph
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3767822c58a315afd3b58604c7dfac9b4584db76bf20926138ab22c9415ef64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3767822c58a315afd3b58604c7dfac9b4584db76bf20926138ab22c9415ef64d", kill_on_drop: false }`
[INFO] [stdout] 3767822c58a315afd3b58604c7dfac9b4584db76bf20926138ab22c9415ef64d