[INFO] cloning repository https://github.com/tyilo/multi-vec
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tyilo/multi-vec" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyilo%2Fmulti-vec", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyilo%2Fmulti-vec'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8ef5e118fcc3ae06ee3e347b8494d42f283725f
[INFO] checking tyilo/multi-vec against try#be699666730c5a1745838222e98e2d85019affdc for pr-134300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftyilo%2Fmulti-vec" "/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/tyilo/multi-vec on toolchain be699666730c5a1745838222e98e2d85019affdc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tyilo/multi-vec
[INFO] finished tweaking git repo https://github.com/tyilo/multi-vec
[INFO] tweaked toml for git repo https://github.com/tyilo/multi-vec written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tyilo/multi-vec 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" "+be699666730c5a1745838222e98e2d85019affdc" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+be699666730c5a1745838222e98e2d85019affdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 494ea30144b792cc693ed8f8f04e8572775ca5dc67d94c826ba8377fa75697d4
[INFO] running `Command { std: "docker" "start" "-a" "494ea30144b792cc693ed8f8f04e8572775ca5dc67d94c826ba8377fa75697d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "494ea30144b792cc693ed8f8f04e8572775ca5dc67d94c826ba8377fa75697d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "494ea30144b792cc693ed8f8f04e8572775ca5dc67d94c826ba8377fa75697d4", kill_on_drop: false }`
[INFO] [stdout] 494ea30144b792cc693ed8f8f04e8572775ca5dc67d94c826ba8377fa75697d4
[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" "+be699666730c5a1745838222e98e2d85019affdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 489f2e81e60aaebf24f0dfd5ccbe0c75722265b29d69d753ad8d2bad5774dde8
[INFO] running `Command { std: "docker" "start" "-a" "489f2e81e60aaebf24f0dfd5ccbe0c75722265b29d69d753ad8d2bad5774dde8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking fastrand v2.0.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking unarray v0.1.4
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking multi-vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `arr_split_first_mut` is never used
[INFO] [stdout]   --> src/array.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 6  | pub(crate) trait NonEmptyArrayExt<const N_MINUS_ONE: usize>:
[INFO] [stdout]    |                  ---------------- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 10 |     fn arr_split_first_mut(&mut self) -> (&mut Self::Item, &mut [Self::Item; N_MINUS_ONE]);
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]     Checking proptest v1.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.76s
[INFO] running `Command { std: "docker" "inspect" "489f2e81e60aaebf24f0dfd5ccbe0c75722265b29d69d753ad8d2bad5774dde8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "489f2e81e60aaebf24f0dfd5ccbe0c75722265b29d69d753ad8d2bad5774dde8", kill_on_drop: false }`
[INFO] [stdout] 489f2e81e60aaebf24f0dfd5ccbe0c75722265b29d69d753ad8d2bad5774dde8