[INFO] fetching crate numerics-rs 1.0.2...
[INFO] building numerics-rs-1.0.2 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate numerics-rs 1.0.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate numerics-rs 1.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate numerics-rs 1.0.2
[INFO] tweaked toml for crates.io crate numerics-rs 1.0.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate numerics-rs 1.0.2 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 166b5356838c57bd6f106e3213950c740914b8b53ffbd882fb4f10bf14bed6a4
[INFO] running `Command { std: "docker" "start" "-a" "166b5356838c57bd6f106e3213950c740914b8b53ffbd882fb4f10bf14bed6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "166b5356838c57bd6f106e3213950c740914b8b53ffbd882fb4f10bf14bed6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "166b5356838c57bd6f106e3213950c740914b8b53ffbd882fb4f10bf14bed6a4", kill_on_drop: false }`
[INFO] [stdout] 166b5356838c57bd6f106e3213950c740914b8b53ffbd882fb4f10bf14bed6a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a8fa9b6b157d7dd9613bbd7b6aa20d8c4ee8284471df9500107fa5f6357b2fb
[INFO] running `Command { std: "docker" "start" "-a" "2a8fa9b6b157d7dd9613bbd7b6aa20d8c4ee8284471df9500107fa5f6357b2fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerics-rs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "2a8fa9b6b157d7dd9613bbd7b6aa20d8c4ee8284471df9500107fa5f6357b2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a8fa9b6b157d7dd9613bbd7b6aa20d8c4ee8284471df9500107fa5f6357b2fb", kill_on_drop: false }`
[INFO] [stdout] 2a8fa9b6b157d7dd9613bbd7b6aa20d8c4ee8284471df9500107fa5f6357b2fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b6da7acc4d5462c03843a30effebf6c0e3aae2e48f07c26928c435731d601a3
[INFO] running `Command { std: "docker" "start" "-a" "6b6da7acc4d5462c03843a30effebf6c0e3aae2e48f07c26928c435731d601a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerics-rs v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "6b6da7acc4d5462c03843a30effebf6c0e3aae2e48f07c26928c435731d601a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6da7acc4d5462c03843a30effebf6c0e3aae2e48f07c26928c435731d601a3", kill_on_drop: false }`
[INFO] [stdout] 6b6da7acc4d5462c03843a30effebf6c0e3aae2e48f07c26928c435731d601a3