[INFO] fetching crate cex 0.5.2... [INFO] testing cex-0.5.2 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate cex 0.5.2 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate cex 0.5.2 [INFO] finished tweaking crates.io crate cex 0.5.2 [INFO] tweaked toml for crates.io crate cex 0.5.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate cex 0.5.2 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 10 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded enumx_derive v0.4.2 [INFO] [stderr] Downloaded cex_derive v0.5.2 [INFO] [stderr] Downloaded enumx v0.4.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 68d4911dadfccb4bf399e5d2690468d03bb939953133fc196081a51e8279769b [INFO] running `Command { std: "docker" "start" "-a" "68d4911dadfccb4bf399e5d2690468d03bb939953133fc196081a51e8279769b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "68d4911dadfccb4bf399e5d2690468d03bb939953133fc196081a51e8279769b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68d4911dadfccb4bf399e5d2690468d03bb939953133fc196081a51e8279769b", kill_on_drop: false }` [INFO] [stdout] 68d4911dadfccb4bf399e5d2690468d03bb939953133fc196081a51e8279769b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69a7ef41f07888efa8dcf402c2ce844505043095de564266740ffe9dc05bc270 [INFO] running `Command { std: "docker" "start" "-a" "69a7ef41f07888efa8dcf402c2ce844505043095de564266740ffe9dc05bc270", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling enumx_derive v0.4.2 [INFO] [stderr] Compiling cex_derive v0.5.2 [INFO] [stderr] Compiling enumx v0.4.3 [INFO] [stderr] Compiling cex v0.5.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.33s [INFO] running `Command { std: "docker" "inspect" "69a7ef41f07888efa8dcf402c2ce844505043095de564266740ffe9dc05bc270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69a7ef41f07888efa8dcf402c2ce844505043095de564266740ffe9dc05bc270", kill_on_drop: false }` [INFO] [stdout] 69a7ef41f07888efa8dcf402c2ce844505043095de564266740ffe9dc05bc270 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18243b432cc9c0ce30ff8ed77f08ab2b623ebf5275198494f182b79a9463e56b [INFO] running `Command { std: "docker" "start" "-a" "18243b432cc9c0ce30ff8ed77f08ab2b623ebf5275198494f182b79a9463e56b", kill_on_drop: false }` [INFO] [stderr] Compiling cex v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/syntax.rs:71:66 [INFO] [stdout] | [INFO] [stdout] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | define_tests!(); [INFO] [stdout] | --------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/syntax.rs:71:66 [INFO] [stdout] | [INFO] [stdout] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | define_tests!(); [INFO] [stdout] | --------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `try` blocks are unstable [INFO] [stdout] --> tests/syntax.rs:71:66 [INFO] [stdout] | [INFO] [stdout] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 110 | define_tests!(); [INFO] [stdout] | --------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: see issue #31436 for more information [INFO] [stdout] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "18243b432cc9c0ce30ff8ed77f08ab2b623ebf5275198494f182b79a9463e56b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18243b432cc9c0ce30ff8ed77f08ab2b623ebf5275198494f182b79a9463e56b", kill_on_drop: false }` [INFO] [stdout] 18243b432cc9c0ce30ff8ed77f08ab2b623ebf5275198494f182b79a9463e56b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a5a98ae3a89a841036d40eb2edfadc905c1ef326bd67258dc333b3404f6c8c3 [INFO] running `Command { std: "docker" "start" "-a" "9a5a98ae3a89a841036d40eb2edfadc905c1ef326bd67258dc333b3404f6c8c3", kill_on_drop: false }` [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/syntax.rs:71:66 [INFO] [stderr] | [INFO] [stderr] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 90 | define_tests!(); [INFO] [stderr] | --------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/syntax.rs:71:66 [INFO] [stderr] | [INFO] [stderr] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 100 | define_tests!(); [INFO] [stderr] | --------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `try` blocks are unstable [INFO] [stderr] --> tests/syntax.rs:71:66 [INFO] [stderr] | [INFO] [stderr] 71 | #[cex] let _result: Result!( () throws A,B,C ) = try{ throws_abc()? }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 110 | define_tests!(); [INFO] [stderr] | --------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: see issue #31436 for more information [INFO] [stderr] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stderr] = note: this compiler was built on 2025-08-27; consider upgrading it if it is out of date [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] = note: this warning originates in the macro `define_tests` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `cex` (test "syntax") generated 3 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cex-e8b60ebd14d5d6c6) [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/syntax.rs (/opt/rustwide/target/debug/deps/syntax-4058b2476522861f) [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/use_cex_to_keep_local_errors_from_being_propagated_by_try_operator.rs (/opt/rustwide/target/debug/deps/use_cex_to_keep_local_errors_from_being_propagated_by_try_operator-5da31fb76b15d4de) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test returns_only_fatal_errors_v4_works ... ok [INFO] [stdout] test returns_only_fatal_errors_v5_works ... 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 cex [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/log.rs - log (line 32) - compile ... ok [INFO] [stdout] test src/lib.rs - Error (line 83) ... ok [INFO] [stdout] test src/lib.rs - MapError (line 103) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9a5a98ae3a89a841036d40eb2edfadc905c1ef326bd67258dc333b3404f6c8c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a5a98ae3a89a841036d40eb2edfadc905c1ef326bd67258dc333b3404f6c8c3", kill_on_drop: false }` [INFO] [stdout] 9a5a98ae3a89a841036d40eb2edfadc905c1ef326bd67258dc333b3404f6c8c3