[INFO] fetching crate very_basic_crate 0.2.0...
[INFO] testing very_basic_crate-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate very_basic_crate 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate very_basic_crate 0.2.0
[INFO] finished tweaking crates.io crate very_basic_crate 0.2.0
[INFO] tweaked toml for crates.io crate very_basic_crate 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate very_basic_crate 0.2.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99162e4b621f4e035b3703df70045489616fe89bb24f7b219991067aa74c1caf
[INFO] running `Command { std: "docker" "start" "-a" "99162e4b621f4e035b3703df70045489616fe89bb24f7b219991067aa74c1caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99162e4b621f4e035b3703df70045489616fe89bb24f7b219991067aa74c1caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99162e4b621f4e035b3703df70045489616fe89bb24f7b219991067aa74c1caf", kill_on_drop: false }`
[INFO] [stdout] 99162e4b621f4e035b3703df70045489616fe89bb24f7b219991067aa74c1caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7da5e242b2eba162cedd8187c79db61aede645856fe843bcb94faf74fc9d4c8
[INFO] running `Command { std: "docker" "start" "-a" "f7da5e242b2eba162cedd8187c79db61aede645856fe843bcb94faf74fc9d4c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling very_basic_crate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "f7da5e242b2eba162cedd8187c79db61aede645856fe843bcb94faf74fc9d4c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7da5e242b2eba162cedd8187c79db61aede645856fe843bcb94faf74fc9d4c8", kill_on_drop: false }`
[INFO] [stdout] f7da5e242b2eba162cedd8187c79db61aede645856fe843bcb94faf74fc9d4c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a686b0de62f3b21dbf6acaa1e856a5995269aad9dac785b899049201f419e22
[INFO] running `Command { std: "docker" "start" "-a" "2a686b0de62f3b21dbf6acaa1e856a5995269aad9dac785b899049201f419e22", kill_on_drop: false }`
[INFO] [stderr]    Compiling very_basic_crate v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `add_two_works` is never used
[INFO] [stdout]   --> src/lib.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn add_two_works() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "2a686b0de62f3b21dbf6acaa1e856a5995269aad9dac785b899049201f419e22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a686b0de62f3b21dbf6acaa1e856a5995269aad9dac785b899049201f419e22", kill_on_drop: false }`
[INFO] [stdout] 2a686b0de62f3b21dbf6acaa1e856a5995269aad9dac785b899049201f419e22
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b28ee3e3c93602bb212a5ccb65eecbf64f5320966eda44f7a7833190a82c400
[INFO] running `Command { std: "docker" "start" "-a" "6b28ee3e3c93602bb212a5ccb65eecbf64f5320966eda44f7a7833190a82c400", kill_on_drop: false }`
[INFO] [stderr] warning: function `add_two_works` is never used
[INFO] [stderr]   --> src/lib.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn add_two_works() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `very_basic_crate` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/very_basic_crate-3e6d465d8a02e5cb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::add_one_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 very_basic_crate
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - add_two (line 30) ... FAILED
[INFO] [stdout] test src/lib.rs - add_one (line 10) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_two (line 30) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `my_crate`
[INFO] [stdout]  --> src/lib.rs:32:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = my_crate::add_two(arg);
[INFO] [stdout]   |              ^^^^^^^^ use of unresolved module or unlinked crate `my_crate`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `my_crate`, use `cargo add my_crate` 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] ---- src/lib.rs - add_one (line 10) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `my_crate`
[INFO] [stdout]  --> src/lib.rs:12:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = my_crate::add_one(arg);
[INFO] [stdout]   |              ^^^^^^^^ use of unresolved module or unlinked crate `my_crate`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `my_crate`, use `cargo add my_crate` 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 10)
[INFO] [stdout]     src/lib.rs - add_two (line 30)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "6b28ee3e3c93602bb212a5ccb65eecbf64f5320966eda44f7a7833190a82c400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b28ee3e3c93602bb212a5ccb65eecbf64f5320966eda44f7a7833190a82c400", kill_on_drop: false }`
[INFO] [stdout] 6b28ee3e3c93602bb212a5ccb65eecbf64f5320966eda44f7a7833190a82c400