[INFO] fetching crate operator_advisor 0.1.8...
[INFO] checking operator_advisor-0.1.8 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate operator_advisor 0.1.8 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate operator_advisor 0.1.8 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate operator_advisor 0.1.8
[INFO] finished tweaking crates.io crate operator_advisor 0.1.8
[INFO] tweaked toml for crates.io crate operator_advisor 0.1.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding enum-ordinalize v3.1.15 (latest: v4.3.0)
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding ndarray v0.15.6 (latest: v0.16.1)
[INFO] [stderr]       Adding ndarray-rand v0.14.0 (latest: v0.15.0)
[INFO] [stderr]       Adding strum v0.22.0 (latest: v0.26.3)
[INFO] [stderr]       Adding strum_macros v0.22.0 (latest: v0.26.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 476395079b4cf7865e5d6b6af89e0a277bf94a323e3dca257028bd8971a39ac5
[INFO] running `Command { std: "docker" "start" "-a" "476395079b4cf7865e5d6b6af89e0a277bf94a323e3dca257028bd8971a39ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "476395079b4cf7865e5d6b6af89e0a277bf94a323e3dca257028bd8971a39ac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476395079b4cf7865e5d6b6af89e0a277bf94a323e3dca257028bd8971a39ac5", kill_on_drop: false }`
[INFO] [stdout] 476395079b4cf7865e5d6b6af89e0a277bf94a323e3dca257028bd8971a39ac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63de27a2ba039308f48a5afba4ee3f06366357217a74bbdb554ae48a65614241
[INFO] running `Command { std: "docker" "start" "-a" "63de27a2ba039308f48a5afba4ee3f06366357217a74bbdb554ae48a65614241", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling unicode-segmentation v1.11.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking strum v0.22.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.22.0
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]    Compiling enum-ordinalize v3.1.15
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking operator_advisor v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "63de27a2ba039308f48a5afba4ee3f06366357217a74bbdb554ae48a65614241", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63de27a2ba039308f48a5afba4ee3f06366357217a74bbdb554ae48a65614241", kill_on_drop: false }`
[INFO] [stdout] 63de27a2ba039308f48a5afba4ee3f06366357217a74bbdb554ae48a65614241