[INFO] fetching crate simmer 0.3.0...
[INFO] checking simmer-0.3.0 against master#a83f933a9da258cf037e3cab37cd486bfd861a7d for pr-125384-1
[INFO] extracting crate simmer 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate simmer 0.3.0 on toolchain a83f933a9da258cf037e3cab37cd486bfd861a7d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simmer 0.3.0
[INFO] finished tweaking crates.io crate simmer 0.3.0
[INFO] tweaked toml for crates.io crate simmer 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate simmer 0.3.0 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" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded onlyerror v0.1.3
[INFO] [stderr]   Downloaded ufmt_float v0.2.0
[INFO] [stderr]   Downloaded myn v0.1.0
[INFO] [stderr]   Downloaded micromath v2.1.0
[INFO] [stderr]   Downloaded syn v2.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a02919d47e08b01d3d1a66bf9c6f8f8608781621091b73c0a8de9d975f0184a0
[INFO] running `Command { std: "docker" "start" "-a" "a02919d47e08b01d3d1a66bf9c6f8f8608781621091b73c0a8de9d975f0184a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a02919d47e08b01d3d1a66bf9c6f8f8608781621091b73c0a8de9d975f0184a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02919d47e08b01d3d1a66bf9c6f8f8608781621091b73c0a8de9d975f0184a0", kill_on_drop: false }`
[INFO] [stdout] a02919d47e08b01d3d1a66bf9c6f8f8608781621091b73c0a8de9d975f0184a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+a83f933a9da258cf037e3cab37cd486bfd861a7d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 906d87e03bb194a83c5fb928c7e90dd0bb1d9046018cc5e66ab21378cd1ce4c9
[INFO] running `Command { std: "docker" "start" "-a" "906d87e03bb194a83c5fb928c7e90dd0bb1d9046018cc5e66ab21378cd1ce4c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking micromath v2.1.0
[INFO] [stderr]    Compiling myn v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking assert_approx_eq v1.1.0
[INFO] [stderr]    Compiling onlyerror v0.1.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling ufmt-macros v0.3.0
[INFO] [stderr]     Checking ufmt v0.2.0
[INFO] [stderr]     Checking ufmt_float v0.2.0
[INFO] [stderr]     Checking simmer v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `Command { std: "docker" "inspect" "906d87e03bb194a83c5fb928c7e90dd0bb1d9046018cc5e66ab21378cd1ce4c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906d87e03bb194a83c5fb928c7e90dd0bb1d9046018cc5e66ab21378cd1ce4c9", kill_on_drop: false }`
[INFO] [stdout] 906d87e03bb194a83c5fb928c7e90dd0bb1d9046018cc5e66ab21378cd1ce4c9