[INFO] fetching crate graph_simple 0.1.1...
[INFO] testing graph_simple-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate graph_simple 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate graph_simple 0.1.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graph_simple 0.1.1
[INFO] finished tweaking crates.io crate graph_simple 0.1.1
[INFO] tweaked toml for crates.io crate graph_simple 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] 51df77d5891782710368a17593d7eb06a3fd114578a7f7d0f8c97cd31dfc20f3
[INFO] running `Command { std: "docker" "start" "-a" "51df77d5891782710368a17593d7eb06a3fd114578a7f7d0f8c97cd31dfc20f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51df77d5891782710368a17593d7eb06a3fd114578a7f7d0f8c97cd31dfc20f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51df77d5891782710368a17593d7eb06a3fd114578a7f7d0f8c97cd31dfc20f3", kill_on_drop: false }`
[INFO] [stdout] 51df77d5891782710368a17593d7eb06a3fd114578a7f7d0f8c97cd31dfc20f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dfa1a5cd792ed03f7c58e6f5fb08d8be8182ebd75fed8a34966936611265eaa
[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" "5dfa1a5cd792ed03f7c58e6f5fb08d8be8182ebd75fed8a34966936611265eaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling permutation v0.2.5
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling vector_utils v0.1.3
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling graph_simple v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "5dfa1a5cd792ed03f7c58e6f5fb08d8be8182ebd75fed8a34966936611265eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dfa1a5cd792ed03f7c58e6f5fb08d8be8182ebd75fed8a34966936611265eaa", kill_on_drop: false }`
[INFO] [stdout] 5dfa1a5cd792ed03f7c58e6f5fb08d8be8182ebd75fed8a34966936611265eaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] d75eb6d4085adc0863ec177f20c46e818f6e76da30c05c521278f6d7d8e2bd4e
[INFO] running `Command { std: "docker" "start" "-a" "d75eb6d4085adc0863ec177f20c46e818f6e76da30c05c521278f6d7d8e2bd4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph_simple v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "d75eb6d4085adc0863ec177f20c46e818f6e76da30c05c521278f6d7d8e2bd4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75eb6d4085adc0863ec177f20c46e818f6e76da30c05c521278f6d7d8e2bd4e", kill_on_drop: false }`
[INFO] [stdout] d75eb6d4085adc0863ec177f20c46e818f6e76da30c05c521278f6d7d8e2bd4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ffca4b416b8cbbc01201745fe1fd50ea16e88d679df422b09059e63137051c4
[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" "1ffca4b416b8cbbc01201745fe1fd50ea16e88d679df422b09059e63137051c4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph_simple-79f027c63f8bfdc0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graph_simple
[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] [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" "1ffca4b416b8cbbc01201745fe1fd50ea16e88d679df422b09059e63137051c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ffca4b416b8cbbc01201745fe1fd50ea16e88d679df422b09059e63137051c4", kill_on_drop: false }`
[INFO] [stdout] 1ffca4b416b8cbbc01201745fe1fd50ea16e88d679df422b09059e63137051c4