[INFO] updating cached repository https://github.com/DavideCanton/rust_graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c538d7e1b6ab71809621005e48aa98e3f4b2684f
[INFO] testing DavideCanton/rust_graph against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDavideCanton%2Frust_graph" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DavideCanton/rust_graph on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DavideCanton/rust_graph
[INFO] finished tweaking git repo https://github.com/DavideCanton/rust_graph
[INFO] tweaked toml for git repo https://github.com/DavideCanton/rust_graph written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DavideCanton/rust_graph already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0b556b43232d7ce8a62d0da1b77e1f960484a2e6a3ecb8dd1990e6d31c09309
[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" "e0b556b43232d7ce8a62d0da1b77e1f960484a2e6a3ecb8dd1990e6d31c09309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0b556b43232d7ce8a62d0da1b77e1f960484a2e6a3ecb8dd1990e6d31c09309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b556b43232d7ce8a62d0da1b77e1f960484a2e6a3ecb8dd1990e6d31c09309", kill_on_drop: false }`
[INFO] [stdout] e0b556b43232d7ce8a62d0da1b77e1f960484a2e6a3ecb8dd1990e6d31c09309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 6cafaaf9e2efe78bd668bb5f2b7bb890f744ffe30040b6a7edc0e1d60a4c7974
[INFO] running `Command { std: "docker" "start" "-a" "6cafaaf9e2efe78bd668bb5f2b7bb890f744ffe30040b6a7edc0e1d60a4c7974", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "6cafaaf9e2efe78bd668bb5f2b7bb890f744ffe30040b6a7edc0e1d60a4c7974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cafaaf9e2efe78bd668bb5f2b7bb890f744ffe30040b6a7edc0e1d60a4c7974", kill_on_drop: false }`
[INFO] [stdout] 6cafaaf9e2efe78bd668bb5f2b7bb890f744ffe30040b6a7edc0e1d60a4c7974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0f6a9b2781d4c5dad05c9fbcf2699ce84a810315bfa8ec37c341e36e707bea
[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" "1f0f6a9b2781d4c5dad05c9fbcf2699ce84a810315bfa8ec37c341e36e707bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "1f0f6a9b2781d4c5dad05c9fbcf2699ce84a810315bfa8ec37c341e36e707bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0f6a9b2781d4c5dad05c9fbcf2699ce84a810315bfa8ec37c341e36e707bea", kill_on_drop: false }`
[INFO] [stdout] 1f0f6a9b2781d4c5dad05c9fbcf2699ce84a810315bfa8ec37c341e36e707bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fd50fed17d346abe7d525cd9dcde18c160c0116bef03e99fdca7e9d5d960d7b
[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" "4fd50fed17d346abe7d525cd9dcde18c160c0116bef03e99fdca7e9d5d960d7b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_graph-1aa27bf77f7c4636
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test adj_matrix::tests::test_add_node ... ok
[INFO] [stdout] test adj_matrix::tests::test_remove_node_with_edges ... ok
[INFO] [stdout] test utils::tests::works_with_path_not_present ... ok
[INFO] [stdout] test adj_matrix::tests::test_remove_node_no_edges ... ok
[INFO] [stdout] test utils::tests::works_with_path_present ... ok
[INFO] [stdout] test utils::tests::works_with_nonexistant_src ... ok
[INFO] [stdout] test utils::tests::gets_shortest_path ... ok
[INFO] [stdout] test utils::tests::works_with_nonexistant_dst ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4fd50fed17d346abe7d525cd9dcde18c160c0116bef03e99fdca7e9d5d960d7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd50fed17d346abe7d525cd9dcde18c160c0116bef03e99fdca7e9d5d960d7b", kill_on_drop: false }`
[INFO] [stdout] 4fd50fed17d346abe7d525cd9dcde18c160c0116bef03e99fdca7e9d5d960d7b