[INFO] fetching crate rust_demo4_msksd 0.1.0...
[INFO] testing rust_demo4_msksd-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate rust_demo4_msksd 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rust_demo4_msksd 0.1.0
[INFO] finished tweaking crates.io crate rust_demo4_msksd 0.1.0
[INFO] tweaked toml for crates.io crate rust_demo4_msksd 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_demo4_msksd 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_demo4_msksd 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5321b7f15821c6f45e4feb8ed956a235adfb21ee3f1149644ee7a8aaa6e795f0
[INFO] running `Command { std: "docker" "start" "-a" "5321b7f15821c6f45e4feb8ed956a235adfb21ee3f1149644ee7a8aaa6e795f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5321b7f15821c6f45e4feb8ed956a235adfb21ee3f1149644ee7a8aaa6e795f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5321b7f15821c6f45e4feb8ed956a235adfb21ee3f1149644ee7a8aaa6e795f0", kill_on_drop: false }`
[INFO] [stdout] 5321b7f15821c6f45e4feb8ed956a235adfb21ee3f1149644ee7a8aaa6e795f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e5722d29073edd263b0bf934a5942a741512cf0398b95374795d5198e10c86
[INFO] running `Command { std: "docker" "start" "-a" "85e5722d29073edd263b0bf934a5942a741512cf0398b95374795d5198e10c86", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_demo4_msksd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "85e5722d29073edd263b0bf934a5942a741512cf0398b95374795d5198e10c86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e5722d29073edd263b0bf934a5942a741512cf0398b95374795d5198e10c86", kill_on_drop: false }`
[INFO] [stdout] 85e5722d29073edd263b0bf934a5942a741512cf0398b95374795d5198e10c86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0485d0aafbd18e08ffba413240bf396376e952250f42e08c00a3d7ab98a660c
[INFO] running `Command { std: "docker" "start" "-a" "c0485d0aafbd18e08ffba413240bf396376e952250f42e08c00a3d7ab98a660c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_demo4_msksd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "c0485d0aafbd18e08ffba413240bf396376e952250f42e08c00a3d7ab98a660c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0485d0aafbd18e08ffba413240bf396376e952250f42e08c00a3d7ab98a660c", kill_on_drop: false }`
[INFO] [stdout] c0485d0aafbd18e08ffba413240bf396376e952250f42e08c00a3d7ab98a660c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6dd263800a3364f1f2cad1eabb154fb1f69c31b77652174b7e37164a58ba2e7
[INFO] running `Command { std: "docker" "start" "-a" "c6dd263800a3364f1f2cad1eabb154fb1f69c31b77652174b7e37164a58ba2e7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_demo4_msksd-3503bccdd55356f5)
[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/rust_demo4_msksd-cc59aa393e036a39)
[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]    Doc-tests rust_demo4_msksd
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 4) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 4) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `demo4`
[INFO] [stdout]  --> src/lib.rs:6:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = demo4::add_one(arg);
[INFO] [stdout]   |              ^^^^^ use of unresolved module or unlinked crate `demo4`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `demo4`, use `cargo add demo4` 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 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c6dd263800a3364f1f2cad1eabb154fb1f69c31b77652174b7e37164a58ba2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6dd263800a3364f1f2cad1eabb154fb1f69c31b77652174b7e37164a58ba2e7", kill_on_drop: false }`
[INFO] [stdout] c6dd263800a3364f1f2cad1eabb154fb1f69c31b77652174b7e37164a58ba2e7