[INFO] cloning repository https://github.com/douchuan/algorithm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/douchuan/algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7332b323ecc69c8c07e7d60def46c8b76c22defa
[INFO] testing douchuan/algorithm against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdouchuan%2Falgorithm" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/douchuan/algorithm 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/douchuan/algorithm
[INFO] finished tweaking git repo https://github.com/douchuan/algorithm
[INFO] tweaked toml for git repo https://github.com/douchuan/algorithm written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/douchuan/algorithm 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b5d315730961a00463b7a7557d1abe22b6bd3148d7b4ade57be89e3cd226b50b
[INFO] running `Command { std: "docker" "start" "-a" "b5d315730961a00463b7a7557d1abe22b6bd3148d7b4ade57be89e3cd226b50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d315730961a00463b7a7557d1abe22b6bd3148d7b4ade57be89e3cd226b50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d315730961a00463b7a7557d1abe22b6bd3148d7b4ade57be89e3cd226b50b", kill_on_drop: false }`
[INFO] [stdout] b5d315730961a00463b7a7557d1abe22b6bd3148d7b4ade57be89e3cd226b50b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 7fc9ceacbc5e78ef7facf2157dbff0fe69a900e80e15edf9a761f9eb7aa95e36
[INFO] running `Command { std: "docker" "start" "-a" "7fc9ceacbc5e78ef7facf2157dbff0fe69a900e80e15edf9a761f9eb7aa95e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling myleetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "7fc9ceacbc5e78ef7facf2157dbff0fe69a900e80e15edf9a761f9eb7aa95e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fc9ceacbc5e78ef7facf2157dbff0fe69a900e80e15edf9a761f9eb7aa95e36", kill_on_drop: false }`
[INFO] [stdout] 7fc9ceacbc5e78ef7facf2157dbff0fe69a900e80e15edf9a761f9eb7aa95e36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5df98a204ac3e12033c482d5f348c1bdcdaeac896d5b3e35e920433c856b4926
[INFO] running `Command { std: "docker" "start" "-a" "5df98a204ac3e12033c482d5f348c1bdcdaeac896d5b3e35e920433c856b4926", kill_on_drop: false }`
[INFO] [stderr]    Compiling myleetcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "5df98a204ac3e12033c482d5f348c1bdcdaeac896d5b3e35e920433c856b4926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5df98a204ac3e12033c482d5f348c1bdcdaeac896d5b3e35e920433c856b4926", kill_on_drop: false }`
[INFO] [stdout] 5df98a204ac3e12033c482d5f348c1bdcdaeac896d5b3e35e920433c856b4926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 80c3abb380aa9dfaf9dc851687d5ca617387f930d425eb5ae80cb746eafe02f0
[INFO] running `Command { std: "docker" "start" "-a" "80c3abb380aa9dfaf9dc851687d5ca617387f930d425eb5ae80cb746eafe02f0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algo-c8d013d76be5cdee)
[INFO] [stdout] test tree::binary::builder::tournament::t_build_tree ... ok
[INFO] [stdout] test tree::binary::builder::tournament::t_pop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_binary_tree.rs (/opt/rustwide/target/debug/deps/test_binary_tree-51d3b58dbc33af6a)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test t_levelorder_zigzag_traverse ... ok
[INFO] [stdout] test t_postorder_recursive ... ok
[INFO] [stdout] test t_preorder_iter ... ok
[INFO] [stdout] test t_levelorder_iter ... ok
[INFO] [stdout] test t_postorder_iter ... ok
[INFO] [stdout] test t_preorder_morris ... ok
[INFO] [stdout] test t_levelorder2_traverse ... ok
[INFO] [stdout] test t_inorder_recursive ... ok
[INFO] [stdout] test t_preorder_recursive ... ok
[INFO] [stdout] test t_tree_topology2 ... ok
[INFO] [stdout] test t_inorder_iter ... ok
[INFO] [stdout] test t_levelorder2_iter ... ok
[INFO] [stdout] test t_tree_topology1 ... ok
[INFO] [stdout] test tree_height ... ok
[INFO] [stderr]      Running tests/test_common_heap.rs (/opt/rustwide/target/debug/deps/test_common_heap-38c4388107deb222)
[INFO] [stdout] test build_binary_search_tree ... ok
[INFO] [stdout] test binary_search_tree_min_max ... ok
[INFO] [stdout] test binary_search_tree_succ_pred ... ok
[INFO] [stdout] test t_levelorder_zigzag_iter ... ok
[INFO] [stdout] test t_empty_tree ... ok
[INFO] [stdout] test t_levelorder_traverse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test set ... ok
[INFO] [stdout] test heapify ... ok
[INFO] [stdout] test build_heap ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test pop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_dp.rs (/opt/rustwide/target/debug/deps/test_dp-15f0f561fc0d5f44)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test fib_cache_result ... ok
[INFO] [stdout] test fib_classic_recursive ... ok
[INFO] [stdout] test fib_classic_recursive_c ... ok
[INFO] [stdout] test fib_classic_iteration_loop ... ok
[INFO] [stdout] test make_changes_fail ... ok
[INFO] [stdout] test fib_classic_iteration_for ... ok
[INFO] [stdout] test fib_classic_iteration_for_c ... ok
[INFO] [stdout] test make_changes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sqrt_binary_search ... ok
[INFO] [stderr]      Running tests/test_math.rs (/opt/rustwide/target/debug/deps/test_math-f33edc6427405e13)
[INFO] [stdout] test sqrt_newton ... ok
[INFO] [stderr]      Running tests/test_sort.rs (/opt/rustwide/target/debug/deps/test_sort-c15dbd585f5ad8b1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test heap_sort_floyd ... ok
[INFO] [stdout] test merge_v2 ... ok
[INFO] [stdout] test selection_cocktail ... ok
[INFO] [stdout] test selection ... ok
[INFO] [stdout] test merge_v3 ... ok
[INFO] [stdout] test insert ... ok
[INFO] [stdout] test bubble ... ok
[INFO] [stdout] test quick ... ok
[INFO] [stdout] test merge_v1 ... ok
[INFO] [stdout] test heap_sort ... ok
[INFO] [stdout] test tournament_tree ... ok
[INFO] [stdout] test shell ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests algo
[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" "80c3abb380aa9dfaf9dc851687d5ca617387f930d425eb5ae80cb746eafe02f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80c3abb380aa9dfaf9dc851687d5ca617387f930d425eb5ae80cb746eafe02f0", kill_on_drop: false }`
[INFO] [stdout] 80c3abb380aa9dfaf9dc851687d5ca617387f930d425eb5ae80cb746eafe02f0