[INFO] fetching crate lake 0.2.0...
[INFO] checking lake-0.2.0 against master#e22dab387f6b4f6a87dfc54ac2f6013dddb41e68 for pr-136776-2
[INFO] extracting crate lake 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate lake 0.2.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lake 0.2.0
[INFO] tweaked toml for crates.io crate lake 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lake 0.2.0 on toolchain e22dab387f6b4f6a87dfc54ac2f6013dddb41e68
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lake 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" "/workspace/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded scoped-arena v0.4.1
[INFO] [stderr]   Downloaded criterion-plot v0.6.0
[INFO] [stderr]   Downloaded oorandom v11.1.5
[INFO] [stderr]   Downloaded mimalloc v0.1.47
[INFO] [stderr]   Downloaded tinytemplate v1.2.1
[INFO] [stderr]   Downloaded anes v0.1.6
[INFO] [stderr]   Downloaded half v2.6.0
[INFO] [stderr]   Downloaded allocator-api2 v0.3.0
[INFO] [stderr]   Downloaded clap v4.5.41
[INFO] [stderr]   Downloaded criterion v0.7.0
[INFO] [stderr]   Downloaded cc v1.2.30
[INFO] [stderr]   Downloaded clap_builder v4.5.41
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.43
[INFO] [stderr]   Downloaded bump-scope v0.17.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d71530f5466c30e97b79d8a49717757800fd8fabb6f8782ea63a91669bc64c2c
[INFO] running `Command { std: "docker" "start" "-a" "d71530f5466c30e97b79d8a49717757800fd8fabb6f8782ea63a91669bc64c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d71530f5466c30e97b79d8a49717757800fd8fabb6f8782ea63a91669bc64c2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71530f5466c30e97b79d8a49717757800fd8fabb6f8782ea63a91669bc64c2c", kill_on_drop: false }`
[INFO] [stdout] d71530f5466c30e97b79d8a49717757800fd8fabb6f8782ea63a91669bc64c2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+e22dab387f6b4f6a87dfc54ac2f6013dddb41e68" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7effd8429e827ea6237fcc9631795944e4412d400014c4f7ad404e23b9607b81
[INFO] running `Command { std: "docker" "start" "-a" "7effd8429e827ea6237fcc9631795944e4412d400014c4f7ad404e23b9607b81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]     Checking half v2.6.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking clap_builder v4.5.41
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]    Compiling slotmap v1.0.7
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking criterion-plot v0.6.0
[INFO] [stderr]     Checking bump-scope v0.17.4
[INFO] [stderr]    Compiling libmimalloc-sys v0.1.43
[INFO] [stderr]     Checking scoped-arena v0.4.1
[INFO] [stderr]     Checking clap v4.5.41
[INFO] [stderr]     Checking bumpalo v3.19.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking lake v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::droplet::Droplet`
[INFO] [stdout]  --> src/lake/droplet/droplet_dyn.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::droplet::Droplet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `_MM_HINT_T0` and `_mm_prefetch`
[INFO] [stdout]  --> src/lake/memory/writer.rs:1:101
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...256, _mm256_storeu_si256, _mm_loadu_si128, _mm_prefetch, _mm_storeu_si128, _MM_HINT_T0};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/lake/droplet/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lake/memory/writer.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[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]   --> src/lake/memory/writer.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lake/memory/writer.rs:10:66
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[INFO] [stdout]    |                                                                  ----^^^
[INFO] [stdout]    |                                                                  |
[INFO] [stdout]    |                                                                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking mimalloc v0.1.47
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.7.0
[INFO] [stdout] warning: unused import: `crate::droplet::Droplet`
[INFO] [stdout]  --> src/lake/droplet/droplet_dyn.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::droplet::Droplet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `_MM_HINT_T0` and `_mm_prefetch`
[INFO] [stdout]  --> src/lake/memory/writer.rs:1:101
[INFO] [stdout]   |
[INFO] [stdout] 1 | ...256, _mm256_storeu_si256, _mm_loadu_si128, _mm_prefetch, _mm_storeu_si128, _MM_HINT_T0};
[INFO] [stdout]   |                                               ^^^^^^^^^^^^                    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/lake/droplet/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lake/memory/writer.rs:10:28
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[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]   --> src/lake/memory/writer.rs:10:46
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[INFO] [stdout]    |                                              ----^^^
[INFO] [stdout]    |                                              |
[INFO] [stdout]    |                                              help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lake/memory/writer.rs:10:66
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub unsafe fn write_to(mut dst: *mut u8, mut src: *const u8, mut len: usize) {
[INFO] [stdout]    |                                                                  ----^^^
[INFO] [stdout]    |                                                                  |
[INFO] [stdout]    |                                                                  help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.85s
[INFO] running `Command { std: "docker" "inspect" "7effd8429e827ea6237fcc9631795944e4412d400014c4f7ad404e23b9607b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7effd8429e827ea6237fcc9631795944e4412d400014c4f7ad404e23b9607b81", kill_on_drop: false }`
[INFO] [stdout] 7effd8429e827ea6237fcc9631795944e4412d400014c4f7ad404e23b9607b81
