[INFO] fetching crate try-guard 0.2.0... [INFO] testing try-guard-0.2.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate try-guard 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate try-guard 0.2.0 [INFO] finished tweaking crates.io crate try-guard 0.2.0 [INFO] tweaked toml for crates.io crate try-guard 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate try-guard 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf9c08d2bfc89b45d4cb6e80cb85d3d5dbcca07f9f3ab3e66564fcd8e16de328 [INFO] running `Command { std: "docker" "start" "-a" "cf9c08d2bfc89b45d4cb6e80cb85d3d5dbcca07f9f3ab3e66564fcd8e16de328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf9c08d2bfc89b45d4cb6e80cb85d3d5dbcca07f9f3ab3e66564fcd8e16de328", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf9c08d2bfc89b45d4cb6e80cb85d3d5dbcca07f9f3ab3e66564fcd8e16de328", kill_on_drop: false }` [INFO] [stdout] cf9c08d2bfc89b45d4cb6e80cb85d3d5dbcca07f9f3ab3e66564fcd8e16de328 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 456e2207a4ad87e29050c155d028f143d9bdf0ebe0aeca43a0c72a48dcbd9349 [INFO] running `Command { std: "docker" "start" "-a" "456e2207a4ad87e29050c155d028f143d9bdf0ebe0aeca43a0c72a48dcbd9349", kill_on_drop: false }` [INFO] [stderr] Compiling try-guard v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "456e2207a4ad87e29050c155d028f143d9bdf0ebe0aeca43a0c72a48dcbd9349", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "456e2207a4ad87e29050c155d028f143d9bdf0ebe0aeca43a0c72a48dcbd9349", kill_on_drop: false }` [INFO] [stdout] 456e2207a4ad87e29050c155d028f143d9bdf0ebe0aeca43a0c72a48dcbd9349 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bdc723b153691c15e9e675b2fd6f91044495a7d3159a9bcc9de628db4dda4ce [INFO] running `Command { std: "docker" "start" "-a" "9bdc723b153691c15e9e675b2fd6f91044495a7d3159a9bcc9de628db4dda4ce", kill_on_drop: false }` [INFO] [stderr] Compiling try-guard v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/guard.rs:31:28 [INFO] [stdout] | [INFO] [stdout] 31 | let foo: Option = try { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 32 | | guard!(1 < 2); [INFO] [stdout] 33 | | 10 [INFO] [stdout] 34 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/guard.rs:41:28 [INFO] [stdout] | [INFO] [stdout] 41 | let foo: Option = try { [INFO] [stdout] | ____________________________^ [INFO] [stdout] 42 | | guard!(1 > 2); [INFO] [stdout] 43 | | 10 [INFO] [stdout] 44 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/guard.rs:60:41 [INFO] [stdout] | [INFO] [stdout] 60 | let foo: Result = try { [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 61 | | guard!(1 < 2); [INFO] [stdout] 62 | | 10 [INFO] [stdout] 63 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/guard.rs:70:41 [INFO] [stdout] | [INFO] [stdout] 70 | let foo: Result = try { [INFO] [stdout] | _________________________________________^ [INFO] [stdout] 71 | | guard!(1 > 2); [INFO] [stdout] 72 | | 10 [INFO] [stdout] 73 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/verify.rs:23:27 [INFO] [stdout] | [INFO] [stdout] 23 | let foo: Option<()> = try { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 24 | | verify!(1 < 2)? [INFO] [stdout] 25 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/verify.rs:31:27 [INFO] [stdout] | [INFO] [stdout] 31 | let foo: Option<()> = try { [INFO] [stdout] | ___________________________^ [INFO] [stdout] 32 | | verify!(1 > 2)? [INFO] [stdout] 33 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stdout] = note: for more information, see issue #65860 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "9bdc723b153691c15e9e675b2fd6f91044495a7d3159a9bcc9de628db4dda4ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bdc723b153691c15e9e675b2fd6f91044495a7d3159a9bcc9de628db4dda4ce", kill_on_drop: false }` [INFO] [stdout] 9bdc723b153691c15e9e675b2fd6f91044495a7d3159a9bcc9de628db4dda4ce [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 12157728de77d4482a920e8220a6cdc917c37a29a3d47c856d51246e403aa323 [INFO] running `Command { std: "docker" "start" "-a" "12157728de77d4482a920e8220a6cdc917c37a29a3d47c856d51246e403aa323", kill_on_drop: false }` [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/verify.rs:23:27 [INFO] [stderr] | [INFO] [stderr] 23 | let foo: Option<()> = try { [INFO] [stderr] | ___________________________^ [INFO] [stderr] 24 | | verify!(1 < 2)? [INFO] [stderr] 25 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/verify.rs:31:27 [INFO] [stderr] | [INFO] [stderr] 31 | let foo: Option<()> = try { [INFO] [stderr] | ___________________________^ [INFO] [stderr] 32 | | verify!(1 > 2)? [INFO] [stderr] 33 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try-guard` (test "verify") generated 2 warnings [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/guard.rs:31:28 [INFO] [stderr] | [INFO] [stderr] 31 | let foo: Option = try { [INFO] [stderr] | ____________________________^ [INFO] [stderr] 32 | | guard!(1 < 2); [INFO] [stderr] 33 | | 10 [INFO] [stderr] 34 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/guard.rs:41:28 [INFO] [stderr] | [INFO] [stderr] 41 | let foo: Option = try { [INFO] [stderr] | ____________________________^ [INFO] [stderr] 42 | | guard!(1 > 2); [INFO] [stderr] 43 | | 10 [INFO] [stderr] 44 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/guard.rs:60:41 [INFO] [stderr] | [INFO] [stderr] 60 | let foo: Result = try { [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 61 | | guard!(1 < 2); [INFO] [stderr] 62 | | 10 [INFO] [stderr] 63 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/guard.rs:70:41 [INFO] [stderr] | [INFO] [stderr] 70 | let foo: Result = try { [INFO] [stderr] | _________________________________________^ [INFO] [stderr] 71 | | guard!(1 > 2); [INFO] [stderr] 72 | | 10 [INFO] [stderr] 73 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = warning: unstable syntax can change at any point in the future, causing a hard error! [INFO] [stderr] = note: for more information, see issue #65860 [INFO] [stderr] [INFO] [stderr] warning: `try-guard` (test "guard") generated 4 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/try_guard-258e41a127cd9e76) [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 tests/guard.rs (/opt/rustwide/target/debug/deps/guard-3ca4ee1b38e109a0) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test failure ... ok [INFO] [stdout] test success ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/verify.rs (/opt/rustwide/target/debug/deps/verify-4cec2db7e6f32449) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test verify_failure ... ok [INFO] [stdout] test verify_success ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests try_guard [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 33) ... ok [INFO] [stdout] test src/lib.rs - (line 5) ... ok [INFO] [stdout] test src/lib.rs - (line 114) ... ok [INFO] [stdout] test src/lib.rs - (line 23) ... ok [INFO] [stdout] test src/lib.rs - (line 52) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "12157728de77d4482a920e8220a6cdc917c37a29a3d47c856d51246e403aa323", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12157728de77d4482a920e8220a6cdc917c37a29a3d47c856d51246e403aa323", kill_on_drop: false }` [INFO] [stdout] 12157728de77d4482a920e8220a6cdc917c37a29a3d47c856d51246e403aa323