[INFO] fetching crate num-traits 0.2.19...
[INFO] checking num-traits-0.2.19 against master#4b596bbd847672da87763b76171687d3544863c2 for pr-144544
[INFO] extracting crate num-traits 0.2.19 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate num-traits 0.2.19
[INFO] finished tweaking crates.io crate num-traits 0.2.19
[INFO] tweaked toml for crates.io crate num-traits 0.2.19 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate num-traits 0.2.19 on toolchain 4b596bbd847672da87763b76171687d3544863c2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "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" "+4b596bbd847672da87763b76171687d3544863c2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fe9cd258da5f25d9a9713b2bd9ba491288a3e8976435e067420a5d1d674914f
[INFO] running `Command { std: "docker" "start" "-a" "1fe9cd258da5f25d9a9713b2bd9ba491288a3e8976435e067420a5d1d674914f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fe9cd258da5f25d9a9713b2bd9ba491288a3e8976435e067420a5d1d674914f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe9cd258da5f25d9a9713b2bd9ba491288a3e8976435e067420a5d1d674914f", kill_on_drop: false }`
[INFO] [stdout] 1fe9cd258da5f25d9a9713b2bd9ba491288a3e8976435e067420a5d1d674914f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4b596bbd847672da87763b76171687d3544863c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebab4185f31ed24de343761c81022f5ee5c125dc68c5830e589da4c33a0fbf03
[INFO] running `Command { std: "docker" "start" "-a" "ebab4185f31ed24de343761c81022f5ee5c125dc68c5830e589da4c33a0fbf03", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "ebab4185f31ed24de343761c81022f5ee5c125dc68c5830e589da4c33a0fbf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebab4185f31ed24de343761c81022f5ee5c125dc68c5830e589da4c33a0fbf03", kill_on_drop: false }`
[INFO] [stdout] ebab4185f31ed24de343761c81022f5ee5c125dc68c5830e589da4c33a0fbf03