[INFO] updating cached repository https://github.com/walkerrandolphsmith/rust-data-structures
[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] 9e5b989378823c3a9ba0392ba2df0740947ecbef
[INFO] testing walkerrandolphsmith/rust-data-structures against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwalkerrandolphsmith%2Frust-data-structures" "work/builds/worker-5/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/walkerrandolphsmith/rust-data-structures on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/walkerrandolphsmith/rust-data-structures
[INFO] finished tweaking git repo https://github.com/walkerrandolphsmith/rust-data-structures
[INFO] tweaked toml for git repo https://github.com/walkerrandolphsmith/rust-data-structures written to work/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/walkerrandolphsmith/rust-data-structures already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 1cddeeec06969454a45c2bd67d03dfa4923d0bedd570836d3bf7e7935b30f721
[INFO] running `"docker" "start" "-a" "1cddeeec06969454a45c2bd67d03dfa4923d0bedd570836d3bf7e7935b30f721"`
[INFO] [stderr]    Compiling rust_data_structures v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "1cddeeec06969454a45c2bd67d03dfa4923d0bedd570836d3bf7e7935b30f721"`
[INFO] running `"docker" "rm" "-f" "1cddeeec06969454a45c2bd67d03dfa4923d0bedd570836d3bf7e7935b30f721"`
[INFO] [stdout] 1cddeeec06969454a45c2bd67d03dfa4923d0bedd570836d3bf7e7935b30f721
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c0178a1f5dd1880d2d0a1bd20c579f3ae4e65c66d1734b3cb7b0a0da04e25eac
[INFO] running `"docker" "start" "-a" "c0178a1f5dd1880d2d0a1bd20c579f3ae4e65c66d1734b3cb7b0a0da04e25eac"`
[INFO] [stderr]    Compiling rust_data_structures v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `should_add_two`
[INFO] [stderr]  --> src/lib.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn should_add_two() {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "c0178a1f5dd1880d2d0a1bd20c579f3ae4e65c66d1734b3cb7b0a0da04e25eac"`
[INFO] running `"docker" "rm" "-f" "c0178a1f5dd1880d2d0a1bd20c579f3ae4e65c66d1734b3cb7b0a0da04e25eac"`
[INFO] [stdout] c0178a1f5dd1880d2d0a1bd20c579f3ae4e65c66d1734b3cb7b0a0da04e25eac
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-5/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 1e195a508a547c6d9b21c3531d6e5de18a38caea7ae87657d44dec0dc0bcd829
[INFO] running `"docker" "start" "-a" "1e195a508a547c6d9b21c3531d6e5de18a38caea7ae87657d44dec0dc0bcd829"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_data_structures-2df1a19eb4417983
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::ignored_test ... ignored
[INFO] [stdout] test tests::should_not_panic ... ok
[INFO] [stdout] test tests::equality ... ok
[INFO] [stdout] test tests::should_panic ... ok
[INFO] [stdout] test tests::equality_should_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_data_structures-cbd73d70a1fdb9bf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rust_data_structures
[INFO] [stdout] test tests::prints_hello_world ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "1e195a508a547c6d9b21c3531d6e5de18a38caea7ae87657d44dec0dc0bcd829"`
[INFO] running `"docker" "rm" "-f" "1e195a508a547c6d9b21c3531d6e5de18a38caea7ae87657d44dec0dc0bcd829"`
[INFO] [stdout] 1e195a508a547c6d9b21c3531d6e5de18a38caea7ae87657d44dec0dc0bcd829