[INFO] cloning repository https://github.com/Maix0/format42
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Maix0/format42" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fformat42", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fformat42'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f0cf1cfe4e870f1e83bdb87be12bdcf8a7f8b01
[INFO] checking Maix0/format42/7f0cf1cfe4e870f1e83bdb87be12bdcf8a7f8b01 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMaix0%2Fformat42" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Maix0/format42 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Maix0/format42
[INFO] finished tweaking git repo https://github.com/Maix0/format42
[INFO] tweaked toml for git repo https://github.com/Maix0/format42 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Maix0/format42 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70dbde42dae3c3a32f207b35e0978b829a16abd1a084cae0b55b56bc3d58f559
[INFO] running `Command { std: "docker" "start" "-a" "70dbde42dae3c3a32f207b35e0978b829a16abd1a084cae0b55b56bc3d58f559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70dbde42dae3c3a32f207b35e0978b829a16abd1a084cae0b55b56bc3d58f559", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70dbde42dae3c3a32f207b35e0978b829a16abd1a084cae0b55b56bc3d58f559", kill_on_drop: false }`
[INFO] [stdout] 70dbde42dae3c3a32f207b35e0978b829a16abd1a084cae0b55b56bc3d58f559
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f344882a71d8520772892b82e32c3740cc187018d486f6ffa44d45cb34267917
[INFO] running `Command { std: "docker" "start" "-a" "f344882a71d8520772892b82e32c3740cc187018d486f6ffa44d45cb34267917", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking aho-corasick v1.0.4
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking chrono v0.4.30
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]    Compiling tree-sitter v0.20.10
[INFO] [stderr]    Compiling tree-sitter-c v0.20.6
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking format42 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `lazy_cell` has been stable since 1.80.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(lazy_cell)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             Ok((path, _f, o)) => {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             Ok((path, _f, o)) => {
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `def`
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for def in &self.0 {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_def`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident_value`
[INFO] [stdout]    --> src/main.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn format(&self, ident_value: usize, fmt: &mut impl std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fmt`
[INFO] [stdout]    --> src/main.rs:172:46
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn format(&self, ident_value: usize, fmt: &mut impl std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `def`
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for def in &self.0 {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_def`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ident_value`
[INFO] [stdout]    --> src/main.rs:172:26
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn format(&self, ident_value: usize, fmt: &mut impl std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]     |                          ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ident_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fmt`
[INFO] [stdout]    --> src/main.rs:172:46
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn format(&self, ident_value: usize, fmt: &mut impl std::io::Write) -> std::io::Result<()> {
[INFO] [stdout]     |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_fmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/main.rs:485:9
[INFO] [stdout]     |
[INFO] [stdout] 485 |         filename: &str,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filename`
[INFO] [stdout]    --> src/main.rs:485:9
[INFO] [stdout]     |
[INFO] [stdout] 485 |         filename: &str,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "f344882a71d8520772892b82e32c3740cc187018d486f6ffa44d45cb34267917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f344882a71d8520772892b82e32c3740cc187018d486f6ffa44d45cb34267917", kill_on_drop: false }`
[INFO] [stdout] f344882a71d8520772892b82e32c3740cc187018d486f6ffa44d45cb34267917