[INFO] fetching crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1...
[INFO] testing wikibooks_rpn_calc_test_ver_zero_one_one-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1
[INFO] finished tweaking crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1
[INFO] tweaked toml for crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b305d7ebe126a5e52990b2de3e96bf65fa797f9408a0f32f01835b790682f76a
[INFO] running `Command { std: "docker" "start" "-a" "b305d7ebe126a5e52990b2de3e96bf65fa797f9408a0f32f01835b790682f76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b305d7ebe126a5e52990b2de3e96bf65fa797f9408a0f32f01835b790682f76a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b305d7ebe126a5e52990b2de3e96bf65fa797f9408a0f32f01835b790682f76a", kill_on_drop: false }`
[INFO] [stdout] b305d7ebe126a5e52990b2de3e96bf65fa797f9408a0f32f01835b790682f76a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b6e8a400d08267b3b36aa22e27b7e340d339c3eefa339939b92e4bef957b250
[INFO] running `Command { std: "docker" "start" "-a" "3b6e8a400d08267b3b36aa22e27b7e340d339c3eefa339939b92e4bef957b250", kill_on_drop: false }`
[INFO] [stderr]    Compiling wikibooks_rpn_calc_test_ver_zero_one_one v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "3b6e8a400d08267b3b36aa22e27b7e340d339c3eefa339939b92e4bef957b250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b6e8a400d08267b3b36aa22e27b7e340d339c3eefa339939b92e4bef957b250", kill_on_drop: false }`
[INFO] [stdout] 3b6e8a400d08267b3b36aa22e27b7e340d339c3eefa339939b92e4bef957b250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d179deb5305e2119a65141744ff843fd4546b9876f4c46db22e3d59590c37045
[INFO] running `Command { std: "docker" "start" "-a" "d179deb5305e2119a65141744ff843fd4546b9876f4c46db22e3d59590c37045", kill_on_drop: false }`
[INFO] [stderr]    Compiling wikibooks_rpn_calc_test_ver_zero_one_one v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d179deb5305e2119a65141744ff843fd4546b9876f4c46db22e3d59590c37045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d179deb5305e2119a65141744ff843fd4546b9876f4c46db22e3d59590c37045", kill_on_drop: false }`
[INFO] [stdout] d179deb5305e2119a65141744ff843fd4546b9876f4c46db22e3d59590c37045
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 635f09c70c30c689cd55e8201558a68d284b5aa8367b0d4ae2fa257bba12b622
[INFO] running `Command { std: "docker" "start" "-a" "635f09c70c30c689cd55e8201558a68d284b5aa8367b0d4ae2fa257bba12b622", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wikibooks_rpn_calc_test_ver_zero_one_one-d2ce387a9fc10a65)
[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 wikibooks_rpn_calc_test_ver_zero_one_one
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rpn_calc`
[INFO] [stdout]  --> src/lib.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let a = rpn_calc::eval(src).unwrap();
[INFO] [stdout]   |         ^^^^^^^^ use of undeclared crate or module `rpn_calc`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 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 - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "635f09c70c30c689cd55e8201558a68d284b5aa8367b0d4ae2fa257bba12b622", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "635f09c70c30c689cd55e8201558a68d284b5aa8367b0d4ae2fa257bba12b622", kill_on_drop: false }`
[INFO] [stdout] 635f09c70c30c689cd55e8201558a68d284b5aa8367b0d4ae2fa257bba12b622
[INFO] testing wikibooks_rpn_calc_test_ver_zero_one_one-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1
[INFO] finished tweaking crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1
[INFO] tweaked toml for crates.io crate wikibooks_rpn_calc_test_ver_zero_one_one 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "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" "+beta-2023-12-22" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0c16bb71cadf2f8f89300908236aa110692ec37a72aef1d712c2c594afe0737
[INFO] running `Command { std: "docker" "start" "-a" "e0c16bb71cadf2f8f89300908236aa110692ec37a72aef1d712c2c594afe0737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0c16bb71cadf2f8f89300908236aa110692ec37a72aef1d712c2c594afe0737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c16bb71cadf2f8f89300908236aa110692ec37a72aef1d712c2c594afe0737", kill_on_drop: false }`
[INFO] [stdout] e0c16bb71cadf2f8f89300908236aa110692ec37a72aef1d712c2c594afe0737
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e25f41dd4c20c06bf196b2e8b9ee54ef8848b46f0b286099d8a4717215c855d
[INFO] running `Command { std: "docker" "start" "-a" "7e25f41dd4c20c06bf196b2e8b9ee54ef8848b46f0b286099d8a4717215c855d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wikibooks_rpn_calc_test_ver_zero_one_one v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "7e25f41dd4c20c06bf196b2e8b9ee54ef8848b46f0b286099d8a4717215c855d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e25f41dd4c20c06bf196b2e8b9ee54ef8848b46f0b286099d8a4717215c855d", kill_on_drop: false }`
[INFO] [stdout] 7e25f41dd4c20c06bf196b2e8b9ee54ef8848b46f0b286099d8a4717215c855d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d3cda3e7fe9c29c4015abe0c8ff9dc3ef8a883aca0ca6b4e6bee754c7549fad
[INFO] running `Command { std: "docker" "start" "-a" "2d3cda3e7fe9c29c4015abe0c8ff9dc3ef8a883aca0ca6b4e6bee754c7549fad", kill_on_drop: false }`
[INFO] [stderr]    Compiling wikibooks_rpn_calc_test_ver_zero_one_one v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2d3cda3e7fe9c29c4015abe0c8ff9dc3ef8a883aca0ca6b4e6bee754c7549fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d3cda3e7fe9c29c4015abe0c8ff9dc3ef8a883aca0ca6b4e6bee754c7549fad", kill_on_drop: false }`
[INFO] [stdout] 2d3cda3e7fe9c29c4015abe0c8ff9dc3ef8a883aca0ca6b4e6bee754c7549fad
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 787ba212d622992b6f87058172894bde82b161e52619d73494aa08f5650b51a2
[INFO] running `Command { std: "docker" "start" "-a" "787ba212d622992b6f87058172894bde82b161e52619d73494aa08f5650b51a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wikibooks_rpn_calc_test_ver_zero_one_one-bd66675c328d9d83)
[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 wikibooks_rpn_calc_test_ver_zero_one_one
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rpn_calc`
[INFO] [stdout]  --> src/lib.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | let a = rpn_calc::eval(src).unwrap();
[INFO] [stdout]   |         ^^^^^^^^ use of undeclared crate or module `rpn_calc`
[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 - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "787ba212d622992b6f87058172894bde82b161e52619d73494aa08f5650b51a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "787ba212d622992b6f87058172894bde82b161e52619d73494aa08f5650b51a2", kill_on_drop: false }`
[INFO] [stdout] 787ba212d622992b6f87058172894bde82b161e52619d73494aa08f5650b51a2
