[INFO] fetching crate rpn_calc_practice 0.1.0...
[INFO] testing rpn_calc_practice-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate rpn_calc_practice 0.1.0 into /workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rpn_calc_practice 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 326968c4a6edf314b00fcd76548bb346997aa2e6a751283fccadfb3199f33a26
[INFO] running `Command { std: "docker" "start" "-a" "326968c4a6edf314b00fcd76548bb346997aa2e6a751283fccadfb3199f33a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "326968c4a6edf314b00fcd76548bb346997aa2e6a751283fccadfb3199f33a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326968c4a6edf314b00fcd76548bb346997aa2e6a751283fccadfb3199f33a26", kill_on_drop: false }`
[INFO] [stdout] 326968c4a6edf314b00fcd76548bb346997aa2e6a751283fccadfb3199f33a26
[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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c58e8c8d988d203541ae4165f5438a0ba0d9eaacec7328f1dfcf5c95726411
[INFO] running `Command { std: "docker" "start" "-a" "b4c58e8c8d988d203541ae4165f5438a0ba0d9eaacec7328f1dfcf5c95726411", 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 0.18s
[INFO] running `Command { std: "docker" "inspect" "b4c58e8c8d988d203541ae4165f5438a0ba0d9eaacec7328f1dfcf5c95726411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c58e8c8d988d203541ae4165f5438a0ba0d9eaacec7328f1dfcf5c95726411", kill_on_drop: false }`
[INFO] [stdout] b4c58e8c8d988d203541ae4165f5438a0ba0d9eaacec7328f1dfcf5c95726411
[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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362380ae052eee9df740561a1ed2bcbeee97736b42ceade7938efe1bfbb82a4c
[INFO] running `Command { std: "docker" "start" "-a" "362380ae052eee9df740561a1ed2bcbeee97736b42ceade7938efe1bfbb82a4c", 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" "362380ae052eee9df740561a1ed2bcbeee97736b42ceade7938efe1bfbb82a4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362380ae052eee9df740561a1ed2bcbeee97736b42ceade7938efe1bfbb82a4c", kill_on_drop: false }`
[INFO] [stdout] 362380ae052eee9df740561a1ed2bcbeee97736b42ceade7938efe1bfbb82a4c
[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" "-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7d896ab2b9d9f7faa9969a1e02a90d17ca8b2598bc72e6c55abf7867dcd13f8
[INFO] running `Command { std: "docker" "start" "-a" "d7d896ab2b9d9f7faa9969a1e02a90d17ca8b2598bc72e6c55abf7867dcd13f8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rpn_calc_practice-13e2fc163ddbc73e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rpn_calc_practice
[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 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d7d896ab2b9d9f7faa9969a1e02a90d17ca8b2598bc72e6c55abf7867dcd13f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d896ab2b9d9f7faa9969a1e02a90d17ca8b2598bc72e6c55abf7867dcd13f8", kill_on_drop: false }`
[INFO] [stdout] d7d896ab2b9d9f7faa9969a1e02a90d17ca8b2598bc72e6c55abf7867dcd13f8