[INFO] fetching crate unkai 0.2.0... [INFO] checking unkai-0.2.0 against try#38c2997544af84fe301d600d6896397738163002 for pr-154205-1 [INFO] extracting crate unkai 0.2.0 into /workspace/builds/worker-5-tc2/source [INFO] started tweaking crates.io crate unkai 0.2.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate unkai 0.2.0 [INFO] tweaked toml for crates.io crate unkai 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate unkai 0.2.0 on toolchain 38c2997544af84fe301d600d6896397738163002 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+38c2997544af84fe301d600d6896397738163002" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate unkai 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" 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"--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d8c108acae43e82229f711cd8ccec6401e238fa70d5a9401c003c31b4a496c67 [INFO] running `Command { std: "docker" "start" "-a" "d8c108acae43e82229f711cd8ccec6401e238fa70d5a9401c003c31b4a496c67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d8c108acae43e82229f711cd8ccec6401e238fa70d5a9401c003c31b4a496c67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8c108acae43e82229f711cd8ccec6401e238fa70d5a9401c003c31b4a496c67", kill_on_drop: false }` [INFO] [stdout] d8c108acae43e82229f711cd8ccec6401e238fa70d5a9401c003c31b4a496c67 [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" 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autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking plotters-backend v0.3.6 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking half v1.8.3 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Compiling tikv-jemalloc-sys v0.5.4+5.3.0-patched [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking unkai v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:76:50","p":0,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:79:50","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:82:50","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"/rustc/38c2997544af84fe301d600d6896397738163002/library/core/src/macros/mod.rs:642:29","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] 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{"crate":"collections","loc":"examples/collections.rs:33:17","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"collections","loc":"examples/collections.rs:34:17","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"allocator","loc":"examples/allocator.rs:28:8","p":3,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [INFO] [stderr] [FMTARGS] {"crate":"allocator","loc":"examples/allocator.rs:33:8","p":3,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [INFO] [stderr] [FMTARGS] {"crate":"allocator","loc":"examples/allocator.rs:38:8","p":3,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:76:50","p":0,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:79:50","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"src/global_alloc.rs:82:50","p":1,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"unkai","loc":"/rustc/38c2997544af84fe301d600d6896397738163002/library/core/src/macros/mod.rs:642:29","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0} [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/allocator.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | let mut vec_container: Vec = Vec::with_capacity_in(10000, Unkai::default()); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> examples/allocator.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let mut vec_deque_container: VecDeque> = [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "2404c7f4f928ce7ba4730f35899f2e312595abe801991af6ae223170cdf9ad94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" 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