[INFO] fetching crate lets_learn_rust 0.1.0...
[INFO] testing lets_learn_rust-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate lets_learn_rust 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate lets_learn_rust 0.1.0
[INFO] finished tweaking crates.io crate lets_learn_rust 0.1.0
[INFO] tweaked toml for crates.io crate lets_learn_rust 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lets_learn_rust 0.1.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lets_learn_rust 0.1.0 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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dafe746c00798724920e4b06c95a0907f010d7a4c5b5e99b37ffdd8c82e0a476
[INFO] running `Command { std: "docker" "start" "-a" "dafe746c00798724920e4b06c95a0907f010d7a4c5b5e99b37ffdd8c82e0a476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dafe746c00798724920e4b06c95a0907f010d7a4c5b5e99b37ffdd8c82e0a476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafe746c00798724920e4b06c95a0907f010d7a4c5b5e99b37ffdd8c82e0a476", kill_on_drop: false }`
[INFO] [stdout] dafe746c00798724920e4b06c95a0907f010d7a4c5b5e99b37ffdd8c82e0a476
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89591a70f9abe0e906befe03f4e65a81b1b691fca3fb932d5843c3832d66d986
[INFO] running `Command { std: "docker" "start" "-a" "89591a70f9abe0e906befe03f4e65a81b1b691fca3fb932d5843c3832d66d986", kill_on_drop: false }`
[INFO] [stderr]    Compiling lets_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "89591a70f9abe0e906befe03f4e65a81b1b691fca3fb932d5843c3832d66d986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89591a70f9abe0e906befe03f4e65a81b1b691fca3fb932d5843c3832d66d986", kill_on_drop: false }`
[INFO] [stdout] 89591a70f9abe0e906befe03f4e65a81b1b691fca3fb932d5843c3832d66d986
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c243040bdaa93a7802846443d3252f201671c59b78996bbc93666ff6a52b3994
[INFO] running `Command { std: "docker" "start" "-a" "c243040bdaa93a7802846443d3252f201671c59b78996bbc93666ff6a52b3994", kill_on_drop: false }`
[INFO] [stderr]    Compiling lets_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "c243040bdaa93a7802846443d3252f201671c59b78996bbc93666ff6a52b3994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c243040bdaa93a7802846443d3252f201671c59b78996bbc93666ff6a52b3994", kill_on_drop: false }`
[INFO] [stdout] c243040bdaa93a7802846443d3252f201671c59b78996bbc93666ff6a52b3994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc72e0b81790b848cbe64aa8b7b61a8c797ff1053883d846ccfb69659a2df519
[INFO] running `Command { std: "docker" "start" "-a" "fc72e0b81790b848cbe64aa8b7b61a8c797ff1053883d846ccfb69659a2df519", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lets_learn_rust-9b3f00fe307edf22)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lets_learn_rust-8cc3dfad898ac26b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests lets_learn_rust
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - add_one (line 11) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 11) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `learn_rust`
[INFO] [stdout]   --> src/lib.rs:13:14
[INFO] [stdout]    |
[INFO] [stdout] 13 | let answer = learn_rust::add_one(arg);
[INFO] [stdout]    |              ^^^^^^^^^^ use of unresolved module or unlinked crate `learn_rust`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `learn_rust`, use `cargo add learn_rust` 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 - add_one (line 11)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fc72e0b81790b848cbe64aa8b7b61a8c797ff1053883d846ccfb69659a2df519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc72e0b81790b848cbe64aa8b7b61a8c797ff1053883d846ccfb69659a2df519", kill_on_drop: false }`
[INFO] [stdout] fc72e0b81790b848cbe64aa8b7b61a8c797ff1053883d846ccfb69659a2df519
