[INFO] cloning repository https://github.com/mijinko17/rust_snippets
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mijinko17/rust_snippets" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijinko17%2Frust_snippets", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijinko17%2Frust_snippets'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c51c505ebc3315d139e000623f1275b60f87d7ae
[INFO] testing mijinko17/rust_snippets against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmijinko17%2Frust_snippets" "/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/mijinko17/rust_snippets on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mijinko17/rust_snippets
[INFO] finished tweaking git repo https://github.com/mijinko17/rust_snippets
[INFO] tweaked toml for git repo https://github.com/mijinko17/rust_snippets written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mijinko17/rust_snippets already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33d73d83a1c7f9bd6584cac8eea7e275317db083ec50c1c5b80a82dad2a9bccf
[INFO] running `Command { std: "docker" "start" "-a" "33d73d83a1c7f9bd6584cac8eea7e275317db083ec50c1c5b80a82dad2a9bccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d73d83a1c7f9bd6584cac8eea7e275317db083ec50c1c5b80a82dad2a9bccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d73d83a1c7f9bd6584cac8eea7e275317db083ec50c1c5b80a82dad2a9bccf", kill_on_drop: false }`
[INFO] [stdout] 33d73d83a1c7f9bd6584cac8eea7e275317db083ec50c1c5b80a82dad2a9bccf
[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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71c38fc94641fbbdc74977da051868540dca2ce3c8c6ca6d04f3d8384f27da83
[INFO] running `Command { std: "docker" "start" "-a" "71c38fc94641fbbdc74977da051868540dca2ce3c8c6ca6d04f3d8384f27da83", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cargo-snippet v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rust-snippets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "71c38fc94641fbbdc74977da051868540dca2ce3c8c6ca6d04f3d8384f27da83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71c38fc94641fbbdc74977da051868540dca2ce3c8c6ca6d04f3d8384f27da83", kill_on_drop: false }`
[INFO] [stdout] 71c38fc94641fbbdc74977da051868540dca2ce3c8c6ca6d04f3d8384f27da83
[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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5600d18849cd9a3d0633114719c9086dc5a7aa7cb5e47e95d341968ecb25fa22
[INFO] running `Command { std: "docker" "start" "-a" "5600d18849cd9a3d0633114719c9086dc5a7aa7cb5e47e95d341968ecb25fa22", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-snippets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "5600d18849cd9a3d0633114719c9086dc5a7aa7cb5e47e95d341968ecb25fa22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5600d18849cd9a3d0633114719c9086dc5a7aa7cb5e47e95d341968ecb25fa22", kill_on_drop: false }`
[INFO] [stdout] 5600d18849cd9a3d0633114719c9086dc5a7aa7cb5e47e95d341968ecb25fa22
[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" "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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8d4cf153132189b41276833129b1d8771fdb8849b4d3b7e412b62c13fcc85116
[INFO] running `Command { std: "docker" "start" "-a" "8d4cf153132189b41276833129b1d8771fdb8849b4d3b7e412b62c13fcc85116", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 13 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_snippets-650a2420a3ff4000)
[INFO] [stdout] test binary_search::test_lower_upper_bound ... ok
[INFO] [stdout] test combination_mod::test_combination_mod_comb ... ok
[INFO] [stdout] test combination_mod::test_combination_mod_inverse ... ok
[INFO] [stdout] test dsu::test_dsu ... ok
[INFO] [stdout] test sample::test_lcm ... ok
[INFO] [stdout] test prime_factorization::test_prime_factorization ... ok
[INFO] [stdout] test union_find::test_union_find ... ok
[INFO] [stdout] test sample::test_gcd ... ok
[INFO] [stdout] test graph::dijkstra::test_dijkstra ... ok
[INFO] [stdout] test ext_gcd::test_inv_mod ... ok
[INFO] [stdout] test cumulative_sum::test_cumulative_sum ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_snippets-70fd6e2c9933a246)
[INFO] [stdout] test ext_gcd::test_ext_gcd ... ok
[INFO] [stdout] test combination_mod::test_combination_mod_perm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-snippets
[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" "8d4cf153132189b41276833129b1d8771fdb8849b4d3b7e412b62c13fcc85116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4cf153132189b41276833129b1d8771fdb8849b4d3b7e412b62c13fcc85116", kill_on_drop: false }`
[INFO] [stdout] 8d4cf153132189b41276833129b1d8771fdb8849b4d3b7e412b62c13fcc85116