[INFO] cloning repository https://github.com/lalrpop/lalrpop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lalrpop/lalrpop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d72ef07203b038a0f5ea6d51645e4f4bde8bb5b6
[INFO] checking lalrpop/lalrpop against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flalrpop%2Flalrpop" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lalrpop/lalrpop
[INFO] finished tweaking git repo https://github.com/lalrpop/lalrpop
[INFO] tweaked toml for git repo https://github.com/lalrpop/lalrpop written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lalrpop/lalrpop on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lalrpop/lalrpop 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6198462c01f9ce3013c60cfbd4ebfe124eb3f7fb81986073273847ba54f5b71
[INFO] running `Command { std: "docker" "start" "-a" "e6198462c01f9ce3013c60cfbd4ebfe124eb3f7fb81986073273847ba54f5b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6198462c01f9ce3013c60cfbd4ebfe124eb3f7fb81986073273847ba54f5b71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6198462c01f9ce3013c60cfbd4ebfe124eb3f7fb81986073273847ba54f5b71", kill_on_drop: false }`
[INFO] [stdout] e6198462c01f9ce3013c60cfbd4ebfe124eb3f7fb81986073273847ba54f5b71
[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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f06b77cfab6541fcd71492dc61415ae7ce37531456047d59f95cc09a841a76d4
[INFO] running `Command { std: "docker" "start" "-a" "f06b77cfab6541fcd71492dc61415ae7ce37531456047d59f95cc09a841a76d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling typenum v1.20.0
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling lalrpop-util v0.23.1 (/opt/rustwide/workdir/lalrpop-util)
[INFO] [stderr]    Compiling siphasher v1.0.3
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling indexmap v2.14.0
[INFO] [stderr]    Compiling keccak v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling bit-vec v0.9.1
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling term v1.2.1
[INFO] [stderr]    Compiling either v1.16.0
[INFO] [stderr]    Compiling sponge-cursor v0.1.0
[INFO] [stderr]    Compiling ena v0.14.4
[INFO] [stderr]    Compiling bit-set v0.10.0
[INFO] [stderr]    Compiling string_cache v0.9.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling ascii-canvas v4.0.0
[INFO] [stderr]    Compiling hybrid-array v0.4.12
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]    Compiling petgraph v0.8.3
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling crypto-common v0.2.2
[INFO] [stderr]    Compiling digest v0.11.3
[INFO] [stderr]    Compiling sha3 v0.12.0
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking clap_builder v4.6.0
[INFO] [stderr]     Checking zerocopy v0.8.48
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]    Compiling alloca v0.4.0
[INFO] [stderr]     Checking lalrpop v0.23.1 (/opt/rustwide/workdir/lalrpop)
[INFO] [stderr]    Compiling logos-codegen v0.16.1
[INFO] [stderr]     Checking clap v4.6.1
[INFO] [stderr]     Checking criterion-plot v0.8.2
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling logos-derive v0.16.1
[INFO] [stderr]     Checking logos v0.16.1
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking criterion v0.8.2
[INFO] [stderr]    Compiling whitespace v0.23.1 (/opt/rustwide/workdir/doc/whitespace)
[INFO] [stderr]    Compiling lalrpop-test v0.23.1 (/opt/rustwide/workdir/lalrpop-test)
[INFO] [stderr]    Compiling lexer v0.1.0 (/opt/rustwide/workdir/doc/lexer)
[INFO] [stderr]    Compiling nobol v0.1.0 (/opt/rustwide/workdir/doc/nobol)
[INFO] [stderr]    Compiling calculator v0.23.1 (/opt/rustwide/workdir/doc/calculator)
[INFO] [stderr]    Compiling lexer-modes v0.1.0 (/opt/rustwide/workdir/doc/lexer-modes)
[INFO] [stderr]    Compiling pascal v0.11.0 (/opt/rustwide/workdir/doc/pascal/lalrpop)
[INFO] [stderr]    Compiling cfg v0.23.1 (/opt/rustwide/workdir/doc/cfg)
[INFO] [stdout] error: struct `MyCustomError` is never constructed
[INFO] [stdout]    --> lalrpop-test/src/lib.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct MyCustomError(char);
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]     = note: `MyCustomError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[deny(unused_unconstructable_pub_structs)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lalrpop-test` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f06b77cfab6541fcd71492dc61415ae7ce37531456047d59f95cc09a841a76d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06b77cfab6541fcd71492dc61415ae7ce37531456047d59f95cc09a841a76d4", kill_on_drop: false }`
[INFO] [stdout] f06b77cfab6541fcd71492dc61415ae7ce37531456047d59f95cc09a841a76d4
