[INFO] fetching crate ast-grep-core 0.39.9...
[INFO] checking ast-grep-core-0.39.9 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate ast-grep-core 0.39.9 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate ast-grep-core 0.39.9
[INFO] finished tweaking crates.io crate ast-grep-core 0.39.9
[INFO] tweaked toml for crates.io crate ast-grep-core 0.39.9 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ast-grep-core 0.39.9 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ast-grep-core 0.39.9 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46e17e7555d1f0bab3103962c2e2b935013456897dcdd565716c1acfd86eb99c
[INFO] running `Command { std: "docker" "start" "-a" "46e17e7555d1f0bab3103962c2e2b935013456897dcdd565716c1acfd86eb99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46e17e7555d1f0bab3103962c2e2b935013456897dcdd565716c1acfd86eb99c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e17e7555d1f0bab3103962c2e2b935013456897dcdd565716c1acfd86eb99c", kill_on_drop: false }`
[INFO] [stdout] 46e17e7555d1f0bab3103962c2e2b935013456897dcdd565716c1acfd86eb99c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1591fcd5d8bca4f355b4c9f052f5f01336a28b1e8d2a758d34c2b870217213d
[INFO] running `Command { std: "docker" "start" "-a" "a1591fcd5d8bca4f355b4c9f052f5f01336a28b1e8d2a758d34c2b870217213d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.19
[INFO] [stderr]    Compiling serde_core v1.0.226
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking tree-sitter-language v0.1.5
[INFO] [stderr]     Checking bit-vec v0.8.0
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]     Checking regex-automata v0.4.12
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking bit-set v0.8.0
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]    Compiling tree-sitter v0.25.10
[INFO] [stderr]     Checking ast-grep-core v0.39.9 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<TemplateFix, TemplateFixError>
[INFO] [stdout]   --> src/replacer/template.rs:23:91
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn try_new<L: Language>(template: &str, lang: &L) -> Result<Self, TemplateFixError> {
[INFO] [stdout]    |  ___________________________________________________________________________________________^
[INFO] [stdout] 24 | |     Ok(create_template(template, lang.meta_var_char(), &[]))
[INFO] [stdout] 25 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<TemplateFix, TemplateFixError>
[INFO] [stdout]   --> src/replacer/template.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Ok(create_template(template, lang.meta_var_char(), &[]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ast-grep-core` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<template::TemplateFix, TemplateFixError>
[INFO] [stdout]   --> src/replacer/template.rs:23:91
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn try_new<L: Language>(template: &str, lang: &L) -> Result<Self, TemplateFixError> {
[INFO] [stdout]    |  ___________________________________________________________________________________________^
[INFO] [stdout] 24 | |     Ok(create_template(template, lang.meta_var_char(), &[]))
[INFO] [stdout] 25 | |   }
[INFO] [stdout]    | |___^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<template::TemplateFix, TemplateFixError>
[INFO] [stdout]   --> src/replacer/template.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Ok(create_template(template, lang.meta_var_char(), &[]))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<template::TemplateFix, TemplateFixError>
[INFO] [stdout]    --> src/replacer/template.rs:321:14
[INFO] [stdout]     |
[INFO] [stdout] 321 |     let tf = TemplateFix::try_new("$A $B $C", &Tsx).expect("ok");
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<template::TemplateFix, TemplateFixError>
[INFO] [stdout]    --> src/replacer/template.rs:323:14
[INFO] [stdout]     |
[INFO] [stdout] 323 |     let tf = TemplateFix::try_new("$a$B$C", &Tsx).expect("ok");
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<template::TemplateFix, TemplateFixError>
[INFO] [stdout]    --> src/replacer/template.rs:325:14
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let tf = TemplateFix::try_new("$a$B$C", &Tsx).expect("ok");
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ast-grep-core` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "a1591fcd5d8bca4f355b4c9f052f5f01336a28b1e8d2a758d34c2b870217213d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1591fcd5d8bca4f355b4c9f052f5f01336a28b1e8d2a758d34c2b870217213d", kill_on_drop: false }`
[INFO] [stdout] a1591fcd5d8bca4f355b4c9f052f5f01336a28b1e8d2a758d34c2b870217213d
