[INFO] fetching crate regen-lang 0.0.7...
[INFO] checking regen-lang-0.0.7 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate regen-lang 0.0.7 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate regen-lang 0.0.7 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 crates.io crate regen-lang 0.0.7
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate regen-lang 0.0.7
[INFO] tweaked toml for crates.io crate regen-lang 0.0.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate regen-lang 0.0.7 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 76db026bc848b6efb32715cc995c02a473dbfd28f1df17b50d278c51daeb6dee
[INFO] running `Command { std: "docker" "start" "-a" "76db026bc848b6efb32715cc995c02a473dbfd28f1df17b50d278c51daeb6dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76db026bc848b6efb32715cc995c02a473dbfd28f1df17b50d278c51daeb6dee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76db026bc848b6efb32715cc995c02a473dbfd28f1df17b50d278c51daeb6dee", kill_on_drop: false }`
[INFO] [stdout] 76db026bc848b6efb32715cc995c02a473dbfd28f1df17b50d278c51daeb6dee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e317869cb56b924dcc6e0eae63452f81870ce41e5c936d7bdf00d4339004cf93
[INFO] running `Command { std: "docker" "start" "-a" "e317869cb56b924dcc6e0eae63452f81870ce41e5c936d7bdf00d4339004cf93", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling rustix v0.37.11
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking codize v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking html-escape v0.2.13
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking regex v1.7.3
[INFO] [stderr]     Checking is-terminal v0.4.7
[INFO] [stderr]     Checking anstream v0.2.6
[INFO] [stderr]     Checking clap_builder v4.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling clap_derive v4.2.0
[INFO] [stderr]     Checking clap v4.2.1
[INFO] [stderr]     Checking regen-lang v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `dyn_lang::*`
[INFO] [stdout]  --> src/dynamic/mod.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use dyn_lang::*;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.67s
[INFO] running `Command { std: "docker" "inspect" "e317869cb56b924dcc6e0eae63452f81870ce41e5c936d7bdf00d4339004cf93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e317869cb56b924dcc6e0eae63452f81870ce41e5c936d7bdf00d4339004cf93", kill_on_drop: false }`
[INFO] [stdout] e317869cb56b924dcc6e0eae63452f81870ce41e5c936d7bdf00d4339004cf93