[INFO] cloning repository https://github.com/EntilZha/max_flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EntilZha/max_flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEntilZha%2Fmax_flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEntilZha%2Fmax_flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba94fb03729150061748a3b2a4d43c81fe5dc153
[INFO] testing EntilZha/max_flow against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEntilZha%2Fmax_flow" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EntilZha/max_flow 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/EntilZha/max_flow
[INFO] finished tweaking git repo https://github.com/EntilZha/max_flow
[INFO] tweaked toml for git repo https://github.com/EntilZha/max_flow written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/EntilZha/max_flow 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]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.9
[INFO] [stderr]   Downloaded time v0.1.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] c016cbc768fd36bcf8d9566af785b4b3673ae9ae2ae3047acbe5344cdb158d8b
[INFO] running `Command { std: "docker" "start" "-a" "c016cbc768fd36bcf8d9566af785b4b3673ae9ae2ae3047acbe5344cdb158d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c016cbc768fd36bcf8d9566af785b4b3673ae9ae2ae3047acbe5344cdb158d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c016cbc768fd36bcf8d9566af785b4b3673ae9ae2ae3047acbe5344cdb158d8b", kill_on_drop: false }`
[INFO] [stdout] c016cbc768fd36bcf8d9566af785b4b3673ae9ae2ae3047acbe5344cdb158d8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 1cc97fab2fad396a130609870048d84602f9486c4425e3b5416c72fc1f38d67b
[INFO] running `Command { std: "docker" "start" "-a" "1cc97fab2fad396a130609870048d84602f9486c4425e3b5416c72fc1f38d67b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.6
[INFO] [stderr]    Compiling libc v0.2.9
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling time v0.1.35
[INFO] [stderr]    Compiling max_flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "1cc97fab2fad396a130609870048d84602f9486c4425e3b5416c72fc1f38d67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cc97fab2fad396a130609870048d84602f9486c4425e3b5416c72fc1f38d67b", kill_on_drop: false }`
[INFO] [stdout] 1cc97fab2fad396a130609870048d84602f9486c4425e3b5416c72fc1f38d67b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6d16bae2e61c6ea22902c99b95bc2b944d76ce93429deb04cf38bf0419a133d4
[INFO] running `Command { std: "docker" "start" "-a" "6d16bae2e61c6ea22902c99b95bc2b944d76ce93429deb04cf38bf0419a133d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling max_flow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "6d16bae2e61c6ea22902c99b95bc2b944d76ce93429deb04cf38bf0419a133d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d16bae2e61c6ea22902c99b95bc2b944d76ce93429deb04cf38bf0419a133d4", kill_on_drop: false }`
[INFO] [stdout] 6d16bae2e61c6ea22902c99b95bc2b944d76ce93429deb04cf38bf0419a133d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 8d0ef3805aea5bb5a52d8a62916afc0cd7ee1e9df5a1b598c2a8ad27c9101cdb
[INFO] running `Command { std: "docker" "start" "-a" "8d0ef3805aea5bb5a52d8a62916afc0cd7ee1e9df5a1b598c2a8ad27c9101cdb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 9 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/graph-0b72cb1e1c027601)
[INFO] [stdout] test tests::test_augmenting_path ... ok
[INFO] [stdout] test tests::test_max_flow_2 ... ok
[INFO] [stdout] test tests::test_new_graph ... ok
[INFO] [stdout] test tests::test_path_from_visited ... ok
[INFO] [stdout] test tests::test_max_flow_1 ... ok
[INFO] [stdout] test tests::test_dfs ... ok
[INFO] [stdout] test tests::test_bfs ... ok
[INFO] [stdout] test tests::test_max_flow_0 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/max_flow-28b3feebdca0cb78)
[INFO] [stdout] test tests::test_maxflow_from_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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] [stderr]    Doc-tests graph
[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" "8d0ef3805aea5bb5a52d8a62916afc0cd7ee1e9df5a1b598c2a8ad27c9101cdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0ef3805aea5bb5a52d8a62916afc0cd7ee1e9df5a1b598c2a8ad27c9101cdb", kill_on_drop: false }`
[INFO] [stdout] 8d0ef3805aea5bb5a52d8a62916afc0cd7ee1e9df5a1b598c2a8ad27c9101cdb