[INFO] updating cached repository https://github.com/na-o-ys/train-dijkstra-demo
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e4be6a1addd959ae23c70e829c8ec2e3e86bc259
[INFO] testing na-o-ys/train-dijkstra-demo against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fna-o-ys%2Ftrain-dijkstra-demo" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/na-o-ys/train-dijkstra-demo on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/na-o-ys/train-dijkstra-demo
[INFO] finished tweaking git repo https://github.com/na-o-ys/train-dijkstra-demo
[INFO] tweaked toml for git repo https://github.com/na-o-ys/train-dijkstra-demo written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/na-o-ys/train-dijkstra-demo already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] b3fd65e963194b90083762ef6113dd2a1b026dd63b38944a11f1718014026c5a
[INFO] running `"docker" "start" "-a" "b3fd65e963194b90083762ef6113dd2a1b026dd63b38944a11f1718014026c5a"`
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling train-dijkstra-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `"docker" "inspect" "b3fd65e963194b90083762ef6113dd2a1b026dd63b38944a11f1718014026c5a"`
[INFO] running `"docker" "rm" "-f" "b3fd65e963194b90083762ef6113dd2a1b026dd63b38944a11f1718014026c5a"`
[INFO] [stdout] b3fd65e963194b90083762ef6113dd2a1b026dd63b38944a11f1718014026c5a
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6a05d113bed85dff39c87130429e862857cbde7c57f39ed21eb6084b15faf4dc
[INFO] running `"docker" "start" "-a" "6a05d113bed85dff39c87130429e862857cbde7c57f39ed21eb6084b15faf4dc"`
[INFO] [stderr]    Compiling train-dijkstra-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: denote infinite loops with `loop { ... }`
[INFO] [stderr]   --> src/main.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     while true {
[INFO] [stderr]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(while_true)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `"docker" "inspect" "6a05d113bed85dff39c87130429e862857cbde7c57f39ed21eb6084b15faf4dc"`
[INFO] running `"docker" "rm" "-f" "6a05d113bed85dff39c87130429e862857cbde7c57f39ed21eb6084b15faf4dc"`
[INFO] [stdout] 6a05d113bed85dff39c87130429e862857cbde7c57f39ed21eb6084b15faf4dc
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] fa960a157f96892915b82a8e39a804bd1a36a72594a55e7768bc5ec2d6468e49
[INFO] running `"docker" "start" "-a" "fa960a157f96892915b82a8e39a804bd1a36a72594a55e7768bc5ec2d6468e49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/train_dijkstra_demo-9215839be7d59fd1
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "fa960a157f96892915b82a8e39a804bd1a36a72594a55e7768bc5ec2d6468e49"`
[INFO] running `"docker" "rm" "-f" "fa960a157f96892915b82a8e39a804bd1a36a72594a55e7768bc5ec2d6468e49"`
[INFO] [stdout] fa960a157f96892915b82a8e39a804bd1a36a72594a55e7768bc5ec2d6468e49