[INFO] fetching crate rpn_calc_practice 0.1.0...
[INFO] testing rpn_calc_practice-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate rpn_calc_practice 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rpn_calc_practice 0.1.0
[INFO] finished tweaking crates.io crate rpn_calc_practice 0.1.0
[INFO] tweaked toml for crates.io crate rpn_calc_practice 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpn_calc_practice 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 863ff97121dbd2e5d778bd051d54e62ed97c1ec70e7ffc7e4c159a6b31a78090
[INFO] running `Command { std: "docker" "start" "-a" "863ff97121dbd2e5d778bd051d54e62ed97c1ec70e7ffc7e4c159a6b31a78090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "863ff97121dbd2e5d778bd051d54e62ed97c1ec70e7ffc7e4c159a6b31a78090", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863ff97121dbd2e5d778bd051d54e62ed97c1ec70e7ffc7e4c159a6b31a78090", kill_on_drop: false }`
[INFO] [stdout] 863ff97121dbd2e5d778bd051d54e62ed97c1ec70e7ffc7e4c159a6b31a78090
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0ff06e1847c01feea0ee3e033a8f1290512bf1ceeb0fbe8bd8c854dd411a815
[INFO] running `Command { std: "docker" "start" "-a" "e0ff06e1847c01feea0ee3e033a8f1290512bf1ceeb0fbe8bd8c854dd411a815", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpn_calc_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "e0ff06e1847c01feea0ee3e033a8f1290512bf1ceeb0fbe8bd8c854dd411a815", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0ff06e1847c01feea0ee3e033a8f1290512bf1ceeb0fbe8bd8c854dd411a815", kill_on_drop: false }`
[INFO] [stdout] e0ff06e1847c01feea0ee3e033a8f1290512bf1ceeb0fbe8bd8c854dd411a815
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18dfab660c54d8a20990a08e6c8a80a3304542c1cda036e9d8552570247233d3
[INFO] running `Command { std: "docker" "start" "-a" "18dfab660c54d8a20990a08e6c8a80a3304542c1cda036e9d8552570247233d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rpn_calc_practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "18dfab660c54d8a20990a08e6c8a80a3304542c1cda036e9d8552570247233d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18dfab660c54d8a20990a08e6c8a80a3304542c1cda036e9d8552570247233d3", kill_on_drop: false }`
[INFO] [stdout] 18dfab660c54d8a20990a08e6c8a80a3304542c1cda036e9d8552570247233d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 080c84e5528a11726ce6296a8fff294a51dd0fb2d182380da0cee311e4032fc5
[INFO] running `Command { std: "docker" "start" "-a" "080c84e5528a11726ce6296a8fff294a51dd0fb2d182380da0cee311e4032fc5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rpn_calc_practice-13e2fc163ddbc73e)
[INFO] [stderr]    Doc-tests rpn_calc_practice
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - eval (line 3) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - eval (line 3) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `rpn_calc`
[INFO] [stdout]  --> src/lib.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let a = rpn_calc::eval(src).unwrap();
[INFO] [stdout]   |         ^^^^^^^^ use of unresolved module or unlinked crate `rpn_calc`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rpn_calc`, use `cargo add rpn_calc` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - eval (line 3)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "080c84e5528a11726ce6296a8fff294a51dd0fb2d182380da0cee311e4032fc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "080c84e5528a11726ce6296a8fff294a51dd0fb2d182380da0cee311e4032fc5", kill_on_drop: false }`
[INFO] [stdout] 080c84e5528a11726ce6296a8fff294a51dd0fb2d182380da0cee311e4032fc5