[INFO] cloning repository https://github.com/mrvillage/4cr3-exam
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mrvillage/4cr3-exam" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrvillage%2F4cr3-exam", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrvillage%2F4cr3-exam'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8341a79b09453d4a1f66b7d1189381e6d3158658
[INFO] checking mrvillage/4cr3-exam against try#09ea730c380b8b9acb96ff87b724c45df920f793 for pr-134272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmrvillage%2F4cr3-exam" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mrvillage/4cr3-exam on toolchain 09ea730c380b8b9acb96ff87b724c45df920f793
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mrvillage/4cr3-exam
[INFO] finished tweaking git repo https://github.com/mrvillage/4cr3-exam
[INFO] tweaked toml for git repo https://github.com/mrvillage/4cr3-exam written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mrvillage/4cr3-exam 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" "+09ea730c380b8b9acb96ff87b724c45df920f793" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fbf393fd781567f9ab5f8811acc0b108234538d0a253ed998163e6e4b4e49aa
[INFO] running `Command { std: "docker" "start" "-a" "4fbf393fd781567f9ab5f8811acc0b108234538d0a253ed998163e6e4b4e49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fbf393fd781567f9ab5f8811acc0b108234538d0a253ed998163e6e4b4e49aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fbf393fd781567f9ab5f8811acc0b108234538d0a253ed998163e6e4b4e49aa", kill_on_drop: false }`
[INFO] [stdout] 4fbf393fd781567f9ab5f8811acc0b108234538d0a253ed998163e6e4b4e49aa
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+09ea730c380b8b9acb96ff87b724c45df920f793" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cfffdddf726d4230c55cf48d744553872f798fe4159265ee4298542b96c649a
[INFO] running `Command { std: "docker" "start" "-a" "2cfffdddf726d4230c55cf48d744553872f798fe4159265ee4298542b96c649a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]     Checking bytemuck v1.20.0
[INFO] [stderr]    Compiling nano-gemm-codegen v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling thiserror v2.0.6
[INFO] [stderr]     Checking reborrow v0.5.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]    Compiling seq-macro v0.3.5
[INFO] [stderr]     Checking raw-cpuid v10.7.0
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]     Checking nano-gemm-core v0.1.0
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking coe-rs v0.1.2
[INFO] [stderr]     Checking matrixcompare-core v0.1.0
[INFO] [stderr]     Checking clap_builder v4.5.23
[INFO] [stderr]     Checking dbgf v0.1.2
[INFO] [stderr]     Checking dyn-stack v0.10.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking bigint v4.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]    Compiling nano-gemm-f64 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-f32 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-c64 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-c32 v0.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking matrixcompare v0.3.0
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v2.0.6
[INFO] [stderr]    Compiling equator-macro v0.2.1
[INFO] [stderr]    Compiling equator-macro v0.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking equator v0.2.2
[INFO] [stderr]     Checking equator v0.4.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling pest v2.7.15
[INFO] [stderr]     Checking clap v4.5.23
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pest_meta v2.7.15
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking pulp v0.18.22
[INFO] [stderr]    Compiling pest_generator v2.7.15
[INFO] [stderr]    Compiling pest_derive v2.7.15
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking gemm-common v0.18.0
[INFO] [stderr]     Checking faer-entity v0.19.2
[INFO] [stderr]     Checking npyz v0.8.3
[INFO] [stderr]     Checking gemm-f64 v0.18.0
[INFO] [stderr]     Checking gemm-c32 v0.18.0
[INFO] [stderr]     Checking gemm-c64 v0.18.0
[INFO] [stderr]     Checking gemm-f32 v0.18.0
[INFO] [stderr]     Checking gemm v0.18.0
[INFO] [stderr]     Checking nano-gemm v0.1.2
[INFO] [stderr]     Checking faer v0.19.4
[INFO] [stderr]     Checking exam v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bigint v4.4.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "2cfffdddf726d4230c55cf48d744553872f798fe4159265ee4298542b96c649a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cfffdddf726d4230c55cf48d744553872f798fe4159265ee4298542b96c649a", kill_on_drop: false }`
[INFO] [stdout] 2cfffdddf726d4230c55cf48d744553872f798fe4159265ee4298542b96c649a