[INFO] cloning repository https://github.com/Drywock/kata-rpn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Drywock/kata-rpn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrywock%2Fkata-rpn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrywock%2Fkata-rpn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93dd8b68b70639887548da23ce53d8e3a12cad80
[INFO] testing Drywock/kata-rpn-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrywock%2Fkata-rpn-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Drywock/kata-rpn-rust
[INFO] finished tweaking git repo https://github.com/Drywock/kata-rpn-rust
[INFO] tweaked toml for git repo https://github.com/Drywock/kata-rpn-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Drywock/kata-rpn-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Drywock/kata-rpn-rust 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7fd5f808c7edb395a5a134950e303aee96d78754da1a76f222e776c47613d03
[INFO] running `Command { std: "docker" "start" "-a" "c7fd5f808c7edb395a5a134950e303aee96d78754da1a76f222e776c47613d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7fd5f808c7edb395a5a134950e303aee96d78754da1a76f222e776c47613d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fd5f808c7edb395a5a134950e303aee96d78754da1a76f222e776c47613d03", kill_on_drop: false }`
[INFO] [stdout] c7fd5f808c7edb395a5a134950e303aee96d78754da1a76f222e776c47613d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7854168ca8c84fc777757625af5cd816bd6ceaf3cdc06b5513220f624258291e
[INFO] running `Command { std: "docker" "start" "-a" "7854168ca8c84fc777757625af5cd816bd6ceaf3cdc06b5513220f624258291e", kill_on_drop: false }`
[INFO] [stderr]    Compiling kata-rpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `calc_rpn` is never used
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn calc_rpn(expression: &str) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "7854168ca8c84fc777757625af5cd816bd6ceaf3cdc06b5513220f624258291e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7854168ca8c84fc777757625af5cd816bd6ceaf3cdc06b5513220f624258291e", kill_on_drop: false }`
[INFO] [stdout] 7854168ca8c84fc777757625af5cd816bd6ceaf3cdc06b5513220f624258291e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f4bd6174b9e2095964312cc67ce16375ce94ff22457ed7399fd4428bcccb28f
[INFO] running `Command { std: "docker" "start" "-a" "6f4bd6174b9e2095964312cc67ce16375ce94ff22457ed7399fd4428bcccb28f", kill_on_drop: false }`
[INFO] [stdout] warning: function `calc_rpn` is never used
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn calc_rpn(expression: &str) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling kata-rpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "6f4bd6174b9e2095964312cc67ce16375ce94ff22457ed7399fd4428bcccb28f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f4bd6174b9e2095964312cc67ce16375ce94ff22457ed7399fd4428bcccb28f", kill_on_drop: false }`
[INFO] [stdout] 6f4bd6174b9e2095964312cc67ce16375ce94ff22457ed7399fd4428bcccb28f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ea860e6b238087a856c550a6fe46cc695ae86051cf107012f5d0e499b54c7480
[INFO] running `Command { std: "docker" "start" "-a" "ea860e6b238087a856c550a6fe46cc695ae86051cf107012f5d0e499b54c7480", kill_on_drop: false }`
[INFO] [stderr] warning: function `calc_rpn` is never used
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn calc_rpn(expression: &str) -> u32 {
[INFO] [stderr]   |    ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `kata-rpn` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kata_rpn-d2e968d4e3070e1c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_1_2_sub_fail - should panic ... FAILED
[INFO] [stdout] test tests::test_1_1_add ... ok
[INFO] [stdout] test tests::test_empty_input ... ok
[INFO] [stdout] test tests::test_1_2_add ... ok
[INFO] [stdout] test tests::test_2_1_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_1_2_sub_fail stdout ----
[INFO] [stdout] note: test did not panic as expected at src/lib.rs:51:8
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_1_2_sub_fail
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "ea860e6b238087a856c550a6fe46cc695ae86051cf107012f5d0e499b54c7480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea860e6b238087a856c550a6fe46cc695ae86051cf107012f5d0e499b54c7480", kill_on_drop: false }`
[INFO] [stdout] ea860e6b238087a856c550a6fe46cc695ae86051cf107012f5d0e499b54c7480
