[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] 77c78b6c4c8ee704e1f48fc20ac75029a6cfad91
[INFO] testing jj-style/rust-algorithms against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjj-style%2Frust-algorithms" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jj-style/rust-algorithms on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9162eb176cdf98cdd94fecc23e9d58709cfec3e8f2bce2d2c5079ac7b2024121
[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" "9162eb176cdf98cdd94fecc23e9d58709cfec3e8f2bce2d2c5079ac7b2024121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9162eb176cdf98cdd94fecc23e9d58709cfec3e8f2bce2d2c5079ac7b2024121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9162eb176cdf98cdd94fecc23e9d58709cfec3e8f2bce2d2c5079ac7b2024121", kill_on_drop: false }`
[INFO] [stdout] 9162eb176cdf98cdd94fecc23e9d58709cfec3e8f2bce2d2c5079ac7b2024121
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] d4a0752e264d1fdbcab4be869524400afe94b39da0c34abcc7d6f945cee73312
[INFO] running `Command { std: "docker" "start" "-a" "d4a0752e264d1fdbcab4be869524400afe94b39da0c34abcc7d6f945cee73312", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "d4a0752e264d1fdbcab4be869524400afe94b39da0c34abcc7d6f945cee73312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a0752e264d1fdbcab4be869524400afe94b39da0c34abcc7d6f945cee73312", kill_on_drop: false }`
[INFO] [stdout] d4a0752e264d1fdbcab4be869524400afe94b39da0c34abcc7d6f945cee73312
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ba9fee94ec20b2cbcdb47dd9d94453da8dd4176344cd209f0f820920dd6665a
[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" "6ba9fee94ec20b2cbcdb47dd9d94453da8dd4176344cd209f0f820920dd6665a", kill_on_drop: false }`
[INFO] [stderr]    Compiling algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "6ba9fee94ec20b2cbcdb47dd9d94453da8dd4176344cd209f0f820920dd6665a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba9fee94ec20b2cbcdb47dd9d94453da8dd4176344cd209f0f820920dd6665a", kill_on_drop: false }`
[INFO] [stdout] 6ba9fee94ec20b2cbcdb47dd9d94453da8dd4176344cd209f0f820920dd6665a
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] 525adacad72d67a82203a0e8739c3cdff153695b70eaa2667b8c55d2680a443e
[INFO] running `Command { std: "docker" "start" "-a" "525adacad72d67a82203a0e8739c3cdff153695b70eaa2667b8c55d2680a443e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] running 24 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-0730631275ce7496)
[INFO] [stdout] test misc::power_set::tests::test_power_set ... ok
[INFO] [stdout] test searching::binary_search::tests::test_non_edge_cases_in_vec ... ok
[INFO] [stdout] test sorting::bubble_sort::tests::test_bubble_sort ... ok
[INFO] [stdout] test searching::binary_search::tests::test_non_edge_cases_out_vec ... ok
[INFO] [stdout] test sorting::tree_sort::tests::test_tree_sort_ascending ... ok
[INFO] [stdout] test searching::binary_search::tests::test_edge_cases_out_vec ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_post_order_traversal ... ok
[INFO] [stdout] test sorting::tree_sort::tests::test_tree_sort_descending ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_pre_order_traversal ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_bt_search ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_data_ordering ... ok
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort_ascending ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_insert_nodes ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort_ascending ... ok
[INFO] [stdout] test tree::binary_tree::tests::test_node ... ok
[INFO] [stdout] test sorting::quicksort::tests::test_quicksort_descending ... ok
[INFO] [stdout] test searching::binary_search::tests::test_edge_cases_in_vec ... ok
[INFO] [stdout] test sorting::bubble_sort::tests::test_bubble_sort_ascending ... 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::bubble_sort::tests::test_bubble_sort_descending ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algorithms-4671534e53727790)
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort ... ok
[INFO] [stdout] test sorting::merge_sort::tests::test_merge_sort_descending ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "525adacad72d67a82203a0e8739c3cdff153695b70eaa2667b8c55d2680a443e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "525adacad72d67a82203a0e8739c3cdff153695b70eaa2667b8c55d2680a443e", kill_on_drop: false }`
[INFO] [stdout] 525adacad72d67a82203a0e8739c3cdff153695b70eaa2667b8c55d2680a443e