[INFO] fetching crate test-try 0.1.0... [INFO] testing test-try-0.1.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate test-try 0.1.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate test-try 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate test-try 0.1.0 [INFO] tweaked toml for crates.io crate test-try 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate test-try 0.1.0 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] crate crates.io crate test-try 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] caca43048f709e9e3b05e8e9c03b8b30bc1367ed83d9b5e2a5d9b3dc82e7f647 [INFO] running `Command { std: "docker" "start" "-a" "caca43048f709e9e3b05e8e9c03b8b30bc1367ed83d9b5e2a5d9b3dc82e7f647", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caca43048f709e9e3b05e8e9c03b8b30bc1367ed83d9b5e2a5d9b3dc82e7f647", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caca43048f709e9e3b05e8e9c03b8b30bc1367ed83d9b5e2a5d9b3dc82e7f647", kill_on_drop: false }` [INFO] [stdout] caca43048f709e9e3b05e8e9c03b8b30bc1367ed83d9b5e2a5d9b3dc82e7f647 [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] d52fc84a9c25a20bbe2595e2ed9034749879cacef9407e09c85c14d1c83f9d02 [INFO] running `Command { std: "docker" "start" "-a" "d52fc84a9c25a20bbe2595e2ed9034749879cacef9407e09c85c14d1c83f9d02", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-ident v1.0.17 [INFO] [stderr] Compiling proc-macro2 v1.0.93 [INFO] [stderr] Compiling quote v1.0.38 [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Compiling test-try-macros v0.1.0 [INFO] [stderr] Compiling test-try v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.38s [INFO] running `Command { std: "docker" "inspect" "d52fc84a9c25a20bbe2595e2ed9034749879cacef9407e09c85c14d1c83f9d02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d52fc84a9c25a20bbe2595e2ed9034749879cacef9407e09c85c14d1c83f9d02", kill_on_drop: false }` [INFO] [stdout] d52fc84a9c25a20bbe2595e2ed9034749879cacef9407e09c85c14d1c83f9d02 [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] d292c13ad0f2137a0d6968bdd36bf202cb230d296a209bcf687ae560426d50db [INFO] running `Command { std: "docker" "start" "-a" "d292c13ad0f2137a0d6968bdd36bf202cb230d296a209bcf687ae560426d50db", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.98 [INFO] [stderr] Compiling test-try-macros v0.1.0 [INFO] [stderr] Compiling derive_more-impl v2.0.1 [INFO] [stderr] Compiling test-try v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling derive_more v2.0.1 [INFO] [stdout] warning: struct `OuterError` is never constructed [INFO] [stdout] --> examples/basic.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct OuterError(InnerError); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `InnerError` is never constructed [INFO] [stdout] --> examples/basic.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct InnerError; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.71s [INFO] running `Command { std: "docker" "inspect" "d292c13ad0f2137a0d6968bdd36bf202cb230d296a209bcf687ae560426d50db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d292c13ad0f2137a0d6968bdd36bf202cb230d296a209bcf687ae560426d50db", kill_on_drop: false }` [INFO] [stdout] d292c13ad0f2137a0d6968bdd36bf202cb230d296a209bcf687ae560426d50db [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] ea47b1c26287d0d001efdc5a8cd827818e704b833174bc28a996c68bad770539 [INFO] running `Command { std: "docker" "start" "-a" "ea47b1c26287d0d001efdc5a8cd827818e704b833174bc28a996c68bad770539", kill_on_drop: false }` [INFO] [stderr] warning: struct `OuterError` is never constructed [INFO] [stderr] --> examples/basic.rs:12:8 [INFO] [stderr] | [INFO] [stderr] 12 | struct OuterError(InnerError); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: struct `InnerError` is never constructed [INFO] [stderr] --> examples/basic.rs:16:8 [INFO] [stderr] | [INFO] [stderr] 16 | struct InnerError; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `test-try` (example "basic") generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/test_try-6183c583d6a43082) [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 test_try [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] running `Command { std: "docker" "inspect" "ea47b1c26287d0d001efdc5a8cd827818e704b833174bc28a996c68bad770539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea47b1c26287d0d001efdc5a8cd827818e704b833174bc28a996c68bad770539", kill_on_drop: false }` [INFO] [stdout] ea47b1c26287d0d001efdc5a8cd827818e704b833174bc28a996c68bad770539