[INFO] fetching crate gtars 0.0.15...
[INFO] checking gtars-0.0.15 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate gtars 0.0.15 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate gtars 0.0.15 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 gtars 0.0.15
[INFO] finished tweaking crates.io crate gtars 0.0.15
[INFO] tweaked toml for crates.io crate gtars 0.0.15 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate gtars 0.0.15 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] 79e2d6ddf756e9f68561eea55116ff9f8a3110e9998bde7c02e2c257df918074
[INFO] running `Command { std: "docker" "start" "-a" "79e2d6ddf756e9f68561eea55116ff9f8a3110e9998bde7c02e2c257df918074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79e2d6ddf756e9f68561eea55116ff9f8a3110e9998bde7c02e2c257df918074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e2d6ddf756e9f68561eea55116ff9f8a3110e9998bde7c02e2c257df918074", kill_on_drop: false }`
[INFO] [stdout] 79e2d6ddf756e9f68561eea55116ff9f8a3110e9998bde7c02e2c257df918074
[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] 9050330265a91af21766373d6b870dd6944b9ca06e994001d6ee3570d8a4abc3
[INFO] running `Command { std: "docker" "start" "-a" "9050330265a91af21766373d6b870dd6944b9ca06e994001d6ee3570d8a4abc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.84
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.29
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking indexmap v2.2.6
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking winnow v0.6.13
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]    Compiling relative-path v1.9.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking rust-lapper v1.1.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling futures-macro v0.3.29
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking futures-executor v0.3.29
[INFO] [stderr]     Checking futures v0.3.29
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking serde_spanned v0.6.6
[INFO] [stderr]     Checking toml_datetime v0.6.6
[INFO] [stderr]     Checking toml_edit v0.22.14
[INFO] [stderr]     Checking toml v0.8.14
[INFO] [stderr]     Checking gtars v0.0.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `region_to_metatoken` is never read
[INFO] [stdout]   --> src/tokenizers/meta_tokenizer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct MetaTokenizer {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     region_to_metatoken: HashMap<Region, Region>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `region_to_metatoken` is never read
[INFO] [stdout]   --> src/tokenizers/meta_tokenizer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct MetaTokenizer {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 24 |     region_to_metatoken: HashMap<Region, Region>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.05s
[INFO] running `Command { std: "docker" "inspect" "9050330265a91af21766373d6b870dd6944b9ca06e994001d6ee3570d8a4abc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9050330265a91af21766373d6b870dd6944b9ca06e994001d6ee3570d8a4abc3", kill_on_drop: false }`
[INFO] [stdout] 9050330265a91af21766373d6b870dd6944b9ca06e994001d6ee3570d8a4abc3