[INFO] fetching crate hlbc-indexing 0.7.0...
[INFO] checking hlbc-indexing-0.7.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate hlbc-indexing 0.7.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate hlbc-indexing 0.7.0 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 hlbc-indexing 0.7.0
[INFO] finished tweaking crates.io crate hlbc-indexing 0.7.0
[INFO] tweaked toml for crates.io crate hlbc-indexing 0.7.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 141 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding bitpacking v0.8.4 (available: v0.9.2)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (available: v0.5.7)
[INFO] [stderr]       Adding fs4 v0.6.6 (available: v0.9.1)
[INFO] [stderr]       Adding hermit-abi v0.3.9 (available: v0.4.0)
[INFO] [stderr]       Adding itertools v0.11.0 (available: v0.13.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (available: v0.6.5)
[INFO] [stderr]       Adding lru v0.11.1 (available: v0.12.4)
[INFO] [stderr]       Adding memmap2 v0.7.1 (available: v0.9.5)
[INFO] [stderr]       Adding ownedbytes v0.6.0 (available: v0.7.0)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (available: v0.8.4)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (available: v2.0.0)
[INFO] [stderr]       Adding sketches-ddsketch v0.2.2 (available: v0.3.0)
[INFO] [stderr]       Adding tantivy v0.21.1 (available: v0.22.0)
[INFO] [stderr]       Adding tantivy-bitpacker v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding tantivy-columnar v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding tantivy-common v0.6.0 (available: v0.7.0)
[INFO] [stderr]       Adding tantivy-fst v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding tantivy-query-grammar v0.21.0 (available: v0.22.0)
[INFO] [stderr]       Adding tantivy-sstable v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding tantivy-stacker v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding tantivy-tokenizer-api v0.2.0 (available: v0.3.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (available: v0.13.2+wasi-0.2.1)
[INFO] [stderr]       Adding windows-sys v0.48.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (available: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (available: v0.52.6)
[INFO] [stderr]       Adding zstd v0.12.4 (available: v0.13.2)
[INFO] [stderr]       Adding zstd-safe v6.0.6 (available: v7.2.1)
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7e15fbdc456974ad8e3568bc26d57030b46a2ef3a2b89cd6aec4d8365313b2d3
[INFO] running `Command { std: "docker" "start" "-a" "7e15fbdc456974ad8e3568bc26d57030b46a2ef3a2b89cd6aec4d8365313b2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e15fbdc456974ad8e3568bc26d57030b46a2ef3a2b89cd6aec4d8365313b2d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e15fbdc456974ad8e3568bc26d57030b46a2ef3a2b89cd6aec4d8365313b2d3", kill_on_drop: false }`
[INFO] [stdout] 7e15fbdc456974ad8e3568bc26d57030b46a2ef3a2b89cd6aec4d8365313b2d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6c855aca9d533691d2f5580110adc8625be85d5365d0a9f89d8b418bf88e5cfa
[INFO] running `Command { std: "docker" "start" "-a" "6c855aca9d533691d2f5580110adc8625be85d5365d0a9f89d8b418bf88e5cfa", kill_on_drop: false }`
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking fmtools v0.1.2
[INFO] [stderr]     Checking flexstr v0.9.2
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking sublime_fuzzy v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling hlbc-derive v0.7.0
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking thiserror v1.0.64
[INFO] [stderr]     Checking hlbc v0.7.0
[INFO] [stderr]     Checking hlbc-indexing v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/lib.rs:75:19
[INFO] [stdout]    |
[INFO] [stdout] 75 |         .map(|(c, s)| c)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]   --> src/lib.rs:75:19
[INFO] [stdout]    |
[INFO] [stdout] 75 |         .map(|(c, s)| c)
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:124:19
[INFO] [stdout]     |
[INFO] [stdout] 124 |         .map(|(c, s)| c)
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:124:19
[INFO] [stdout]     |
[INFO] [stdout] 124 |         .map(|(c, s)| c)
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |         .map(|(c, s)| c)
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/lib.rs:151:19
[INFO] [stdout]     |
[INFO] [stdout] 151 |         .map(|(c, s)| c)
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "6c855aca9d533691d2f5580110adc8625be85d5365d0a9f89d8b418bf88e5cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c855aca9d533691d2f5580110adc8625be85d5365d0a9f89d8b418bf88e5cfa", kill_on_drop: false }`
[INFO] [stdout] 6c855aca9d533691d2f5580110adc8625be85d5365d0a9f89d8b418bf88e5cfa