[INFO] cloning repository https://github.com/jj-style/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/jj-style/rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjj-style%2Frust-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjj-style%2Frust-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 141f896ee7780a61b21fdf6b7f396fbc27319a43
[INFO] testing jj-style/rust-algorithms against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjj-style%2Frust-algorithms" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jj-style/rust-algorithms on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jj-style/rust-algorithms
[INFO] finished tweaking git repo https://github.com/jj-style/rust-algorithms
[INFO] tweaked toml for git repo https://github.com/jj-style/rust-algorithms written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/jj-style/rust-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1228def3450b7ebf3e2f2c24ad820dcad42ba37136fb675ac0a949dd064211f
[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" "e1228def3450b7ebf3e2f2c24ad820dcad42ba37136fb675ac0a949dd064211f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1228def3450b7ebf3e2f2c24ad820dcad42ba37136fb675ac0a949dd064211f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1228def3450b7ebf3e2f2c24ad820dcad42ba37136fb675ac0a949dd064211f", kill_on_drop: false }`
[INFO] [stdout] e1228def3450b7ebf3e2f2c24ad820dcad42ba37136fb675ac0a949dd064211f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0f90dc66cdbc51cd5c4fccab3c11f38293d71fbb7749f1ec5fcec3b7a4e2842
[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" "a0f90dc66cdbc51cd5c4fccab3c11f38293d71fbb7749f1ec5fcec3b7a4e2842", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "a0f90dc66cdbc51cd5c4fccab3c11f38293d71fbb7749f1ec5fcec3b7a4e2842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f90dc66cdbc51cd5c4fccab3c11f38293d71fbb7749f1ec5fcec3b7a4e2842", kill_on_drop: false }`
[INFO] [stdout] a0f90dc66cdbc51cd5c4fccab3c11f38293d71fbb7749f1ec5fcec3b7a4e2842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20db90ca21b8f8e16930ee3a260e94ad3443e1a221cb1d2d773ca39c1afebcfd
[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" "20db90ca21b8f8e16930ee3a260e94ad3443e1a221cb1d2d773ca39c1afebcfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "20db90ca21b8f8e16930ee3a260e94ad3443e1a221cb1d2d773ca39c1afebcfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20db90ca21b8f8e16930ee3a260e94ad3443e1a221cb1d2d773ca39c1afebcfd", kill_on_drop: false }`
[INFO] [stdout] 20db90ca21b8f8e16930ee3a260e94ad3443e1a221cb1d2d773ca39c1afebcfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c1030ea3616709d251ce341255d5eee29d2beaaf198bff539d3586eebd4fba3
[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" "4c1030ea3616709d251ce341255d5eee29d2beaaf198bff539d3586eebd4fba3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-a4ea61eeea53046e)
[INFO] [stdout] running 23 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-0440fea7c155bcb1)
[INFO] [stdout] test misc::power_set::tests::test_power_set ... ok
[INFO] [stdout] test searching::binary_search::tests::test_edge_cases_in_vec ... ok
[INFO] [stdout] test searching::binary_search::tests::test_edge_cases_out_vec ... ok
[INFO] [stdout] test searching::binary_search::tests::test_non_edge_cases_in_vec ... ok
[INFO] [stdout] test searching::binary_search::tests::test_non_edge_cases_out_vec ... ok
[INFO] [stdout] test sorting::bubble_sort::tests::test_bubble_sort ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort_ascending ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort_descending ... ok
[INFO] [stdout] test sorting::tree_sort::tests::test_tree_sort ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_in_order_traversal ... ok
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort_descending ... ok
[INFO] [stdout] test sorting::bubble_sort::tests::test_bubble_sort_descending ... ok
[INFO] [stdout] test sorting::bubble_sort::tests::test_bubble_sort_ascending ... ok
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_search ... ok
[INFO] [stdout] test sorting::tree_sort::tests::test_tree_sort_descending ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_btnode ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_btnode_ordering ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_post_order_traversal ... ok
[INFO] [stdout] test sorting::tree_sort::tests::test_tree_sort_ascending ... ok
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort_ascending ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_pre_order_traversal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algorithms
[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] [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" "4c1030ea3616709d251ce341255d5eee29d2beaaf198bff539d3586eebd4fba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1030ea3616709d251ce341255d5eee29d2beaaf198bff539d3586eebd4fba3", kill_on_drop: false }`
[INFO] [stdout] 4c1030ea3616709d251ce341255d5eee29d2beaaf198bff539d3586eebd4fba3