[INFO] fetching crate cgrammar 0.1.0...
[INFO] testing cgrammar-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate cgrammar 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate cgrammar 0.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cgrammar 0.1.0
[INFO] tweaked toml for crates.io crate cgrammar 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cgrammar 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cgrammar 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0672c00b0e14beb9745f5e5559a0d270eef23597ebb5a0dfa56e681ba98b57a
[INFO] running `Command { std: "docker" "start" "-a" "d0672c00b0e14beb9745f5e5559a0d270eef23597ebb5a0dfa56e681ba98b57a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0672c00b0e14beb9745f5e5559a0d270eef23597ebb5a0dfa56e681ba98b57a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0672c00b0e14beb9745f5e5559a0d270eef23597ebb5a0dfa56e681ba98b57a", kill_on_drop: false }`
[INFO] [stdout] d0672c00b0e14beb9745f5e5559a0d270eef23597ebb5a0dfa56e681ba98b57a
[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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b001c687ef2f67f0f8675a2700f261b01b15312d1f43e80954bdc07bc709be8e
[INFO] running `Command { std: "docker" "start" "-a" "b001c687ef2f67f0f8675a2700f261b01b15312d1f43e80954bdc07bc709be8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.31
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling chumsky v0.10.1
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling bitmaps v3.2.1
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.2.2
[INFO] [stderr]    Compiling archery v1.2.1
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling macro_rules_attribute v0.2.2
[INFO] [stderr]    Compiling imbl-sized-chunks v0.1.3
[INFO] [stderr]    Compiling imbl v6.0.0
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling regex-automata v0.3.9
[INFO] [stderr]    Compiling cgrammar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1513:14
[INFO] [stdout]      |
[INFO] [stdout] 1513 |     map_ctx(|ctx: &Context| Context { no_recover: true, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1522:14
[INFO] [stdout]      |
[INFO] [stdout] 1522 |     map_ctx(|ctx: &Context| Context { no_recover: false, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "b001c687ef2f67f0f8675a2700f261b01b15312d1f43e80954bdc07bc709be8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b001c687ef2f67f0f8675a2700f261b01b15312d1f43e80954bdc07bc709be8e", kill_on_drop: false }`
[INFO] [stdout] b001c687ef2f67f0f8675a2700f261b01b15312d1f43e80954bdc07bc709be8e
[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" "-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 448db45191742749d17f52fc28d5023090cbc5e72cc91457cf00e8183e058c2d
[INFO] running `Command { std: "docker" "start" "-a" "448db45191742749d17f52fc28d5023090cbc5e72cc91457cf00e8183e058c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling relative-path v1.9.3
[INFO] [stderr]    Compiling glob v0.3.2
[INFO] [stderr]    Compiling futures-timer v3.0.3
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1513:14
[INFO] [stdout]      |
[INFO] [stdout] 1513 |     map_ctx(|ctx: &Context| Context { no_recover: true, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1522:14
[INFO] [stdout]      |
[INFO] [stdout] 1522 |     map_ctx(|ctx: &Context| Context { no_recover: false, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling rstest_macros v0.26.1
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling rstest v0.26.1
[INFO] [stderr]    Compiling cgrammar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `dbg_pls`
[INFO] [stdout]   --> examples/ast_dump.rs:13:24
[INFO] [stdout]    |
[INFO] [stdout] 13 |         println!("{}", dbg_pls::pretty(&ast.output().unwrap()));
[INFO] [stdout]    |                        ^^^^^^^ use of unresolved module or unlinked crate `dbg_pls`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `dbg_pls`, use `cargo add dbg_pls` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cgrammar` (example "ast_dump") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1513:14
[INFO] [stdout]      |
[INFO] [stdout] 1513 |     map_ctx(|ctx: &Context| Context { no_recover: true, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/parser.rs:1522:14
[INFO] [stdout]      |
[INFO] [stdout] 1522 |     map_ctx(|ctx: &Context| Context { no_recover: false, ..*ctx }, parser)
[INFO] [stdout]      |              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "448db45191742749d17f52fc28d5023090cbc5e72cc91457cf00e8183e058c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448db45191742749d17f52fc28d5023090cbc5e72cc91457cf00e8183e058c2d", kill_on_drop: false }`
[INFO] [stdout] 448db45191742749d17f52fc28d5023090cbc5e72cc91457cf00e8183e058c2d