[INFO] cloning repository https://github.com/mavroprovato/rust-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mavroprovato/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavroprovato%2Frust-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavroprovato%2Frust-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f4dafeb76fbceaf9f0ce139139222609dfcff2a
[INFO] testing mavroprovato/rust-algorithms against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmavroprovato%2Frust-algorithms" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mavroprovato/rust-algorithms 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 git repo https://github.com/mavroprovato/rust-algorithms
[INFO] finished tweaking git repo https://github.com/mavroprovato/rust-algorithms
[INFO] tweaked toml for git repo https://github.com/mavroprovato/rust-algorithms written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/mavroprovato/rust-algorithms already has a lockfile, it will not be regenerated
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df8033732631e0bc312b47130cc75f608ea816e6ff341a3f5ea2193669b094ed
[INFO] running `Command { std: "docker" "start" "-a" "df8033732631e0bc312b47130cc75f608ea816e6ff341a3f5ea2193669b094ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df8033732631e0bc312b47130cc75f608ea816e6ff341a3f5ea2193669b094ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df8033732631e0bc312b47130cc75f608ea816e6ff341a3f5ea2193669b094ed", kill_on_drop: false }`
[INFO] [stdout] df8033732631e0bc312b47130cc75f608ea816e6ff341a3f5ea2193669b094ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 50fd850f8c9cdfb18507ae5b65857f69712d33a195a3b65ea9450c7e9ba7a192
[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" "50fd850f8c9cdfb18507ae5b65857f69712d33a195a3b65ea9450c7e9ba7a192", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "50fd850f8c9cdfb18507ae5b65857f69712d33a195a3b65ea9450c7e9ba7a192", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fd850f8c9cdfb18507ae5b65857f69712d33a195a3b65ea9450c7e9ba7a192", kill_on_drop: false }`
[INFO] [stdout] 50fd850f8c9cdfb18507ae5b65857f69712d33a195a3b65ea9450c7e9ba7a192
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8dea6abe2dfb2f94ee46fdff984db76a5cca1eecd1ec61ddf8561a5206cf15b8
[INFO] running `Command { std: "docker" "start" "-a" "8dea6abe2dfb2f94ee46fdff984db76a5cca1eecd1ec61ddf8561a5206cf15b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "8dea6abe2dfb2f94ee46fdff984db76a5cca1eecd1ec61ddf8561a5206cf15b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dea6abe2dfb2f94ee46fdff984db76a5cca1eecd1ec61ddf8561a5206cf15b8", kill_on_drop: false }`
[INFO] [stdout] 8dea6abe2dfb2f94ee46fdff984db76a5cca1eecd1ec61ddf8561a5206cf15b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f6a8a5a3df05b6bf45e8e191f29d6cce1b6d4256e57edd729b5317f97f2bbdf0
[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" "f6a8a5a3df05b6bf45e8e191f29d6cce1b6d4256e57edd729b5317f97f2bbdf0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_algorithms-569c88cab5165202
[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] [stderr]      Running /opt/rustwide/target/debug/deps/percolation-6a1a3133d64ad0b1
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-20c4ff3113d01c60
[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 20 tests
[INFO] [stdout] test union_find::quick_union::quick_union_component_count ... ok
[INFO] [stdout] test union_find::quick_find::quick_find_union ... ok
[INFO] [stdout] test union_find::weighted_quick_union::quick_union_component_count ... ok
[INFO] [stdout] test union_find::quick_find::quick_find_component_count ... ok
[INFO] [stdout] test union_find::quick_find::quick_find_union_already_connected ... ok
[INFO] [stdout] test union_find::weighted_quick_union::quick_union_union ... ok
[INFO] [stdout] test union_find::weighted_quick_union::quick_union_union_already_connected ... ok
[INFO] [stdout] test union_find::quick_union::quick_union_union_already_connected ... ok
[INFO] [stdout] test union_find::quick_union::quick_union_union ... ok
[INFO] [stdout] test union_find::weighted_quick_union_path_compression::quick_union_union ... ok
[INFO] [stdout] test union_find::weighted_quick_union_path_compression::quick_union_union_already_connected ... ok
[INFO] [stdout] test union_find::weighted_quick_union_path_compression::quick_union_component_count ... ok
[INFO] [stdout] test union_find::quick_find::quick_find_not_zero ... ok
[INFO] [stderr]    Doc-tests rust-algorithms
[INFO] [stdout] test union_find::quick_union::quick_union_not_zero ... ok
[INFO] [stdout] test union_find::quick_union::quick_union_out_of_bounds ... ok
[INFO] [stdout] test union_find::weighted_quick_union::quick_union_not_zero ... ok
[INFO] [stdout] test union_find::weighted_quick_union::quick_union_out_of_bounds ... ok
[INFO] [stdout] test union_find::quick_find::quick_find_out_of_bounds ... ok
[INFO] [stdout] test union_find::weighted_quick_union_path_compression::quick_union_not_zero ... ok
[INFO] [stdout] test union_find::weighted_quick_union_path_compression::quick_union_out_of_bounds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 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" "f6a8a5a3df05b6bf45e8e191f29d6cce1b6d4256e57edd729b5317f97f2bbdf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a8a5a3df05b6bf45e8e191f29d6cce1b6d4256e57edd729b5317f97f2bbdf0", kill_on_drop: false }`
[INFO] [stdout] f6a8a5a3df05b6bf45e8e191f29d6cce1b6d4256e57edd729b5317f97f2bbdf0