[INFO] fetching crate diffsol 0.6.6...
[INFO] checking diffsol-0.6.6 against try#8384de5d92dd9b1c0b67caa5c1c1b11bf606490f for pr-146300
[INFO] extracting crate diffsol 0.6.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate diffsol 0.6.6
[INFO] finished tweaking crates.io crate diffsol 0.6.6
[INFO] tweaked toml for crates.io crate diffsol 0.6.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate diffsol 0.6.6 on toolchain 8384de5d92dd9b1c0b67caa5c1c1b11bf606490f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate diffsol 0.6.6 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" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1379fa83808158dce51e0a7bee69cd66d7ed7b3db884483e68c931921ece6742
[INFO] running `Command { std: "docker" "start" "-a" "1379fa83808158dce51e0a7bee69cd66d7ed7b3db884483e68c931921ece6742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1379fa83808158dce51e0a7bee69cd66d7ed7b3db884483e68c931921ece6742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1379fa83808158dce51e0a7bee69cd66d7ed7b3db884483e68c931921ece6742", kill_on_drop: false }`
[INFO] [stdout] 1379fa83808158dce51e0a7bee69cd66d7ed7b3db884483e68c931921ece6742
[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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8384de5d92dd9b1c0b67caa5c1c1b11bf606490f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7af8354e5b09498f0d80d45d10d5d03a08d019913619e118cf6c6a6bd7bedbd0
[INFO] running `Command { std: "docker" "start" "-a" "7af8354e5b09498f0d80d45d10d5d03a08d019913619e118cf6c6a6bd7bedbd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling libm v0.2.14
[INFO] [stderr]     Checking bytemuck v1.22.0
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[INFO] [stderr]     Checking crossbeam-channel v0.5.14
[INFO] [stderr]     Checking dyn-stack v0.13.0
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[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling rustix v1.0.1
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking crossbeam v0.8.4
[INFO] [stderr]     Checking foldhash v0.1.5
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[INFO] [stderr]    Compiling camino v1.1.9
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[INFO] [stderr]    Compiling pest_meta v2.8.0
[INFO] [stderr]     Checking gemm v0.18.2
[INFO] [stderr]    Compiling diffsol v0.6.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tempfile v3.18.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking petgraph v0.8.1
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[INFO] [stdout] warning: function `cvRoberts_block_klu` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn cvRoberts_block_klu(ngroups: i32) -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaFoodWeb_bnd_5` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn idaFoodWeb_bnd_5() -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaFoodWeb_bnd_10` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn idaFoodWeb_bnd_10() -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaFoodWeb_bnd_20` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn idaFoodWeb_bnd_20() -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaFoodWeb_bnd_30` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn idaFoodWeb_bnd_30() -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaHeat2d_klu_5` is never used
[INFO] [stdout]  --> benches/sundials_benches.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn idaHeat2d_klu_5() -> c_int;
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaHeat2d_klu_10` is never used
[INFO] [stdout]   --> benches/sundials_benches.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn idaHeat2d_klu_10() -> c_int;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaHeat2d_klu_20` is never used
[INFO] [stdout]   --> benches/sundials_benches.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn idaHeat2d_klu_20() -> c_int;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaHeat2d_klu_30` is never used
[INFO] [stdout]   --> benches/sundials_benches.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn idaHeat2d_klu_30() -> c_int;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `idaRoberts_dns` is never used
[INFO] [stdout]   --> benches/sundials_benches.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn idaRoberts_dns() -> c_int;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 29s
[INFO] running `Command { std: "docker" "inspect" "7af8354e5b09498f0d80d45d10d5d03a08d019913619e118cf6c6a6bd7bedbd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7af8354e5b09498f0d80d45d10d5d03a08d019913619e118cf6c6a6bd7bedbd0", kill_on_drop: false }`
[INFO] [stdout] 7af8354e5b09498f0d80d45d10d5d03a08d019913619e118cf6c6a6bd7bedbd0