[INFO] cloning repository https://github.com/snoopy910/simple_dag
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/snoopy910/simple_dag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoopy910%2Fsimple_dag", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoopy910%2Fsimple_dag'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc4dbda016384a177661da3dc46aef72e5c8ceb4
[INFO] testing snoopy910/simple_dag against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsnoopy910%2Fsimple_dag" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/snoopy910/simple_dag on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/snoopy910/simple_dag
[INFO] finished tweaking git repo https://github.com/snoopy910/simple_dag
[INFO] tweaked toml for git repo https://github.com/snoopy910/simple_dag written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/snoopy910/simple_dag already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fcc411966f61f9bbab8d5c121c2fb8ef530543009a96f577a5f898925cb5d346
[INFO] running `Command { std: "docker" "start" "-a" "fcc411966f61f9bbab8d5c121c2fb8ef530543009a96f577a5f898925cb5d346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcc411966f61f9bbab8d5c121c2fb8ef530543009a96f577a5f898925cb5d346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc411966f61f9bbab8d5c121c2fb8ef530543009a96f577a5f898925cb5d346", kill_on_drop: false }`
[INFO] [stdout] fcc411966f61f9bbab8d5c121c2fb8ef530543009a96f577a5f898925cb5d346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ca79dd75cdc00b220f518f399e4e5a243970bba42bcdf2f518baf8e635983f2
[INFO] running `Command { std: "docker" "start" "-a" "7ca79dd75cdc00b220f518f399e4e5a243970bba42bcdf2f518baf8e635983f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_dag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "7ca79dd75cdc00b220f518f399e4e5a243970bba42bcdf2f518baf8e635983f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca79dd75cdc00b220f518f399e4e5a243970bba42bcdf2f518baf8e635983f2", kill_on_drop: false }`
[INFO] [stdout] 7ca79dd75cdc00b220f518f399e4e5a243970bba42bcdf2f518baf8e635983f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c2afc93fab86372fe77c019e4cfe109a498214334e58c30916d71557fdabd24
[INFO] running `Command { std: "docker" "start" "-a" "0c2afc93fab86372fe77c019e4cfe109a498214334e58c30916d71557fdabd24", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_dag v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "0c2afc93fab86372fe77c019e4cfe109a498214334e58c30916d71557fdabd24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2afc93fab86372fe77c019e4cfe109a498214334e58c30916d71557fdabd24", kill_on_drop: false }`
[INFO] [stdout] 0c2afc93fab86372fe77c019e4cfe109a498214334e58c30916d71557fdabd24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4937fb401eee9331b5be2f758474af84d4c7b4aad5c80c75d495f1e453169b2a
[INFO] running `Command { std: "docker" "start" "-a" "4937fb401eee9331b5be2f758474af84d4c7b4aad5c80c75d495f1e453169b2a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/simple_dag-b319df3ea24692cb)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_calculate_average_depth_happy_path ... ok
[INFO] [stdout] test tests::test_calculate_average_nodes_per_depth_happy_path ... ok
[INFO] [stdout] test tests::test_calculate_average_in_references_happy_path ... ok
[INFO] [stdout] test tests::test_construct_connections_util ... ok
[INFO] [stdout] test tests::test_has_cycle ... ok
[INFO] [stdout] test tests::test_is_valid_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4937fb401eee9331b5be2f758474af84d4c7b4aad5c80c75d495f1e453169b2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4937fb401eee9331b5be2f758474af84d4c7b4aad5c80c75d495f1e453169b2a", kill_on_drop: false }`
[INFO] [stdout] 4937fb401eee9331b5be2f758474af84d4c7b4aad5c80c75d495f1e453169b2a