[INFO] fetching crate mandelbrot_common 0.1.2...
[INFO] checking mandelbrot_common-0.1.2 against master#4eb62535fc12dd1a63fd43a4173e224e79313c4d for pr-158816
[INFO] extracting crate mandelbrot_common 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate mandelbrot_common 0.1.2
[INFO] finished tweaking crates.io crate mandelbrot_common 0.1.2
[INFO] tweaked toml for crates.io crate mandelbrot_common 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mandelbrot_common 0.1.2 on toolchain 4eb62535fc12dd1a63fd43a4173e224e79313c4d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding ndarray v0.13.1 (available: v0.17.2)
[INFO] [stderr]       Adding num-complex v0.2.4 (available: v0.4.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded ndarray v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209
[INFO] running `Command { std: "docker" "start" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209" "/opt/rustwide/cargo-home/bin/cargo" "+4eb62535fc12dd1a63fd43a4173e224e79313c4d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-deque v0.8.7
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.20
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking mandelbrot_common v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209", kill_on_drop: false }`
[INFO] [stdout] 41ecfeb3b9d6e74a225574c54d49cf1cd9751cc555915f1062215f1f47e13209
