[INFO] fetching crate try-guard 0.2.0... [INFO] checking try-guard-0.2.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate try-guard 0.2.0 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate try-guard 0.2.0 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae49dacc7904f68193f93f5b58650ae2edb8edf7c5ef827087f94b18d68b7ac7 [INFO] running `Command { std: "docker" "start" "-a" "ae49dacc7904f68193f93f5b58650ae2edb8edf7c5ef827087f94b18d68b7ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae49dacc7904f68193f93f5b58650ae2edb8edf7c5ef827087f94b18d68b7ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae49dacc7904f68193f93f5b58650ae2edb8edf7c5ef827087f94b18d68b7ac7", kill_on_drop: false }` [INFO] [stdout] ae49dacc7904f68193f93f5b58650ae2edb8edf7c5ef827087f94b18d68b7ac7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7198f0a9fa233d123b70d2058ee2369586c2cfdb9ecc0baa9390cfae13f519f6 [INFO] running `Command { std: "docker" "start" "-a" "7198f0a9fa233d123b70d2058ee2369586c2cfdb9ecc0baa9390cfae13f519f6", kill_on_drop: false }` [INFO] [stderr] Checking try-guard v0.2.0 (/opt/rustwide/workdir) [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [INFO] [stdout] [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [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] = help: add `#![feature(try_blocks)]` to the crate attributes to enable [INFO] [stdout] = note: this compiler was built on 2025-08-19; 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] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "7198f0a9fa233d123b70d2058ee2369586c2cfdb9ecc0baa9390cfae13f519f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7198f0a9fa233d123b70d2058ee2369586c2cfdb9ecc0baa9390cfae13f519f6", kill_on_drop: false }` [INFO] [stdout] 7198f0a9fa233d123b70d2058ee2369586c2cfdb9ecc0baa9390cfae13f519f6