[INFO] fetching crate rustix-dlmalloc 0.2.2...
[INFO] testing rustix-dlmalloc-0.2.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustix-dlmalloc 0.2.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rustix-dlmalloc 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rustix-dlmalloc 0.2.2
[INFO] tweaked toml for crates.io crate rustix-dlmalloc 0.2.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustix-dlmalloc 0.2.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustix-dlmalloc 0.2.2 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f55be1764f05f0ddb527e8415ffbd3c925bdd42f49ddf305b2c07bc4eacda706
[INFO] running `Command { std: "docker" "start" "-a" "f55be1764f05f0ddb527e8415ffbd3c925bdd42f49ddf305b2c07bc4eacda706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55be1764f05f0ddb527e8415ffbd3c925bdd42f49ddf305b2c07bc4eacda706", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55be1764f05f0ddb527e8415ffbd3c925bdd42f49ddf305b2c07bc4eacda706", kill_on_drop: false }`
[INFO] [stdout] f55be1764f05f0ddb527e8415ffbd3c925bdd42f49ddf305b2c07bc4eacda706
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b44a60a1d9c291781a8475c0dd5bcda740b73ff894269fe132dcfb3ebab78f4
[INFO] running `Command { std: "docker" "start" "-a" "9b44a60a1d9c291781a8475c0dd5bcda740b73ff894269fe132dcfb3ebab78f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling rustix-dlmalloc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "9b44a60a1d9c291781a8475c0dd5bcda740b73ff894269fe132dcfb3ebab78f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b44a60a1d9c291781a8475c0dd5bcda740b73ff894269fe132dcfb3ebab78f4", kill_on_drop: false }`
[INFO] [stdout] 9b44a60a1d9c291781a8475c0dd5bcda740b73ff894269fe132dcfb3ebab78f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b6115a2f343ee074b3e266d66013528a4df3a170a89809c05c365c79940da02
[INFO] running `Command { std: "docker" "start" "-a" "7b6115a2f343ee074b3e266d66013528a4df3a170a89809c05c365c79940da02", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling arbitrary v1.4.1
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling rustix-dlmalloc v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `must_use` that must be used
[INFO] [stdout]   --> tests/global.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     format!("foo, bar, {}", "baz");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let _ = format!("foo, bar, {}", "baz");
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read `tests/../fuzz/src/lib.rs`: No such file or directory (os error 2)
[INFO] [stdout]   --> tests/smoke.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | mod fuzz;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustix-dlmalloc` (test "smoke") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7b6115a2f343ee074b3e266d66013528a4df3a170a89809c05c365c79940da02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6115a2f343ee074b3e266d66013528a4df3a170a89809c05c365c79940da02", kill_on_drop: false }`
[INFO] [stdout] 7b6115a2f343ee074b3e266d66013528a4df3a170a89809c05c365c79940da02
