[INFO] fetching crate demossss 0.1.0...
[INFO] testing demossss-0.1.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate demossss 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate demossss 0.1.0
[INFO] finished tweaking crates.io crate demossss 0.1.0
[INFO] tweaked toml for crates.io crate demossss 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate demossss 0.1.0 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate demossss 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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3ba6a6f5d33719d6168fc301b5b5ff0a19288ea285a0f788519fd2c80669d53
[INFO] running `Command { std: "docker" "start" "-a" "b3ba6a6f5d33719d6168fc301b5b5ff0a19288ea285a0f788519fd2c80669d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3ba6a6f5d33719d6168fc301b5b5ff0a19288ea285a0f788519fd2c80669d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ba6a6f5d33719d6168fc301b5b5ff0a19288ea285a0f788519fd2c80669d53", kill_on_drop: false }`
[INFO] [stdout] b3ba6a6f5d33719d6168fc301b5b5ff0a19288ea285a0f788519fd2c80669d53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56a8d618fe5a566ba2ba6e39093ba19c4e583462ac5f764bdb0de2996344eee
[INFO] running `Command { std: "docker" "start" "-a" "c56a8d618fe5a566ba2ba6e39093ba19c4e583462ac5f764bdb0de2996344eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling demossss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:45:34
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "c56a8d618fe5a566ba2ba6e39093ba19c4e583462ac5f764bdb0de2996344eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56a8d618fe5a566ba2ba6e39093ba19c4e583462ac5f764bdb0de2996344eee", kill_on_drop: false }`
[INFO] [stdout] c56a8d618fe5a566ba2ba6e39093ba19c4e583462ac5f764bdb0de2996344eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b61c7f87f441d149da3c3a13e91940cf15214857a9d66124080cd9f10644f73
[INFO] running `Command { std: "docker" "start" "-a" "0b61c7f87f441d149da3c3a13e91940cf15214857a9d66124080cd9f10644f73", kill_on_drop: false }`
[INFO] [stderr]    Compiling demossss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:45:34
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:45:34
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "0b61c7f87f441d149da3c3a13e91940cf15214857a9d66124080cd9f10644f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b61c7f87f441d149da3c3a13e91940cf15214857a9d66124080cd9f10644f73", kill_on_drop: false }`
[INFO] [stdout] 0b61c7f87f441d149da3c3a13e91940cf15214857a9d66124080cd9f10644f73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd94ad37e82a32ba1b7bfa00e0567eece1bdeae1ebdb8f8e4032a55b3d1c42f3
[INFO] running `Command { std: "docker" "start" "-a" "dd94ad37e82a32ba1b7bfa00e0567eece1bdeae1ebdb8f8e4032a55b3d1c42f3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stderr]   --> src/lib.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stderr]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c2`
[INFO] [stderr]   --> src/lib.rs:45:34
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor{
[INFO] [stderr]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: `demossss` (lib) generated 2 warnings (run `cargo fix --lib -p demossss` to apply 2 suggestions)
[INFO] [stderr] warning: `demossss` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/demossss-83ebe637fa1658d8)
[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/demossss-42037e6be4c09375)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests demossss
[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] [stdout] test src/lib.rs - add_one (line 9) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 9) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `demo`
[INFO] [stdout]   --> src/lib.rs:11:14
[INFO] [stdout]    |
[INFO] [stdout] 11 | let answer = demo::add_one(arg);
[INFO] [stdout]    |              ^^^^ use of unresolved module or unlinked crate `demo`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `demo`, use `cargo add demo` 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 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "dd94ad37e82a32ba1b7bfa00e0567eece1bdeae1ebdb8f8e4032a55b3d1c42f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd94ad37e82a32ba1b7bfa00e0567eece1bdeae1ebdb8f8e4032a55b3d1c42f3", kill_on_drop: false }`
[INFO] [stdout] dd94ad37e82a32ba1b7bfa00e0567eece1bdeae1ebdb8f8e4032a55b3d1c42f3
