[INFO] fetching crate narc 0.2.0...
[INFO] checking narc-0.2.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate narc 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate narc 0.2.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate narc 0.2.0
[INFO] finished tweaking crates.io crate narc 0.2.0
[INFO] tweaked toml for crates.io crate narc 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding num-complex v0.2.4 (available: v0.4.6)
[INFO] [stderr]       Adding num-rational v0.2.4 (available: v0.4.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fbc1eb04be1408c321fd1b7da9da8ebc5f8860ce96908e5bda36e558829b993
[INFO] running `Command { std: "docker" "start" "-a" "0fbc1eb04be1408c321fd1b7da9da8ebc5f8860ce96908e5bda36e558829b993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fbc1eb04be1408c321fd1b7da9da8ebc5f8860ce96908e5bda36e558829b993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fbc1eb04be1408c321fd1b7da9da8ebc5f8860ce96908e5bda36e558829b993", kill_on_drop: false }`
[INFO] [stdout] 0fbc1eb04be1408c321fd1b7da9da8ebc5f8860ce96908e5bda36e558829b993
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 722d24afc510e9f2d07a15c9a26291cae8249cf0f18935f4591b45139e7156ba
[INFO] running `Command { std: "docker" "start" "-a" "722d24afc510e9f2d07a15c9a26291cae8249cf0f18935f4591b45139e7156ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]     Checking nitro_fs v0.2.0
[INFO] [stderr]     Checking narc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `fat`
[INFO] [stdout]   --> src/extract.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let fat = &self.data[fat_offset..fat_offset + file_count * 8];
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_fat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_u32` is never used
[INFO] [stdout]   --> src/extract.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Extractor {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     fn read_u32(&self, offset: usize) -> Result<u32> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fat`
[INFO] [stdout]   --> src/extract.rs:68:13
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let fat = &self.data[fat_offset..fat_offset + file_count * 8];
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_fat`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_u32` is never used
[INFO] [stdout]   --> src/extract.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Extractor {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 97 |     fn read_u32(&self, offset: usize) -> Result<u32> {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[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 4.74s
[INFO] running `Command { std: "docker" "inspect" "722d24afc510e9f2d07a15c9a26291cae8249cf0f18935f4591b45139e7156ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722d24afc510e9f2d07a15c9a26291cae8249cf0f18935f4591b45139e7156ba", kill_on_drop: false }`
[INFO] [stdout] 722d24afc510e9f2d07a15c9a26291cae8249cf0f18935f4591b45139e7156ba