[INFO] cloning repository https://github.com/Molkars/parse_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Molkars/parse_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMolkars%2Fparse_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMolkars%2Fparse_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5cde2bb15f8eab882cde592cf7cf4c8e0acd8be
[INFO] checking Molkars/parse_rs against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMolkars%2Fparse_rs" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Molkars/parse_rs on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Molkars/parse_rs
[INFO] finished tweaking git repo https://github.com/Molkars/parse_rs
[INFO] tweaked toml for git repo https://github.com/Molkars/parse_rs written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Molkars/parse_rs 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.52
[INFO] [stderr]   Downloaded thiserror v1.0.52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e78035f5783469705aabfe9bac4e9c7e6802d8e4f8119ceb9845aab6dc65be1
[INFO] running `Command { std: "docker" "start" "-a" "6e78035f5783469705aabfe9bac4e9c7e6802d8e4f8119ceb9845aab6dc65be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e78035f5783469705aabfe9bac4e9c7e6802d8e4f8119ceb9845aab6dc65be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e78035f5783469705aabfe9bac4e9c7e6802d8e4f8119ceb9845aab6dc65be1", kill_on_drop: false }`
[INFO] [stdout] 6e78035f5783469705aabfe9bac4e9c7e6802d8e4f8119ceb9845aab6dc65be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaf4dc553129dd1f269848ab2cbdcb44ac36b2e20b1289179fa797daa3b817ba
[INFO] running `Command { std: "docker" "start" "-a" "eaf4dc553129dd1f269848ab2cbdcb44ac36b2e20b1289179fa797daa3b817ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling anyhow v1.0.76
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling thiserror-impl v1.0.52
[INFO] [stderr]     Checking parse_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let tok = Tokenizer::new(SRC);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]    --> src/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn parse_expr<'src>(tok: &Tokenizer<'src>) -> Result<Expr<'src>, Option<Error>> {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let tok = Tokenizer::new(SRC);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]    --> src/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn parse_expr<'src>(tok: &Tokenizer<'src>) -> Result<Expr<'src>, Option<Error>> {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "eaf4dc553129dd1f269848ab2cbdcb44ac36b2e20b1289179fa797daa3b817ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf4dc553129dd1f269848ab2cbdcb44ac36b2e20b1289179fa797daa3b817ba", kill_on_drop: false }`
[INFO] [stdout] eaf4dc553129dd1f269848ab2cbdcb44ac36b2e20b1289179fa797daa3b817ba
[INFO] checking Molkars/parse_rs against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMolkars%2Fparse_rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Molkars/parse_rs on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Molkars/parse_rs
[INFO] finished tweaking git repo https://github.com/Molkars/parse_rs
[INFO] tweaked toml for git repo https://github.com/Molkars/parse_rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Molkars/parse_rs 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64ebf6dd594fef6c8caa62e2ce35a5ddbb1c63b455e48c66ba97154f84fd19b9
[INFO] running `Command { std: "docker" "start" "-a" "64ebf6dd594fef6c8caa62e2ce35a5ddbb1c63b455e48c66ba97154f84fd19b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64ebf6dd594fef6c8caa62e2ce35a5ddbb1c63b455e48c66ba97154f84fd19b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64ebf6dd594fef6c8caa62e2ce35a5ddbb1c63b455e48c66ba97154f84fd19b9", kill_on_drop: false }`
[INFO] [stdout] 64ebf6dd594fef6c8caa62e2ce35a5ddbb1c63b455e48c66ba97154f84fd19b9
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c12866db9b7002a62c6a7c362d0c9ce5a374481dc7bc9c1f055d21738bf86b2f
[INFO] running `Command { std: "docker" "start" "-a" "c12866db9b7002a62c6a7c362d0c9ce5a374481dc7bc9c1f055d21738bf86b2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling thiserror v1.0.52
[INFO] [stderr]    Compiling anyhow v1.0.76
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling thiserror-impl v1.0.52
[INFO] [stderr]     Checking parse_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let tok = Tokenizer::new(SRC);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]    --> src/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn parse_expr<'src>(tok: &Tokenizer<'src>) -> Result<Expr<'src>, Option<Error>> {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]   --> src/main.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let tok = Tokenizer::new(SRC);
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tok`
[INFO] [stdout]    --> src/main.rs:233:29
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn parse_expr<'src>(tok: &Tokenizer<'src>) -> Result<Expr<'src>, Option<Error>> {
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_tok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "c12866db9b7002a62c6a7c362d0c9ce5a374481dc7bc9c1f055d21738bf86b2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12866db9b7002a62c6a7c362d0c9ce5a374481dc7bc9c1f055d21738bf86b2f", kill_on_drop: false }`
[INFO] [stdout] c12866db9b7002a62c6a7c362d0c9ce5a374481dc7bc9c1f055d21738bf86b2f