[INFO] cloning repository https://github.com/lokegustafsson/mathlib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lokegustafsson/mathlib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokegustafsson%2Fmathlib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokegustafsson%2Fmathlib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4323796528df69e3ef857526d72818735c5eca24
[INFO] checking lokegustafsson/mathlib against 444dcce484c66c8d626806a8556be3b4d3ef381a for pr-160902
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flokegustafsson%2Fmathlib" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lokegustafsson/mathlib
[INFO] finished tweaking git repo https://github.com/lokegustafsson/mathlib
[INFO] tweaked toml for git repo https://github.com/lokegustafsson/mathlib written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lokegustafsson/mathlib on toolchain 444dcce484c66c8d626806a8556be3b4d3ef381a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lokegustafsson/mathlib 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" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libm v0.2.11
[INFO] [stderr]   Downloaded az v1.2.1
[INFO] [stderr]   Downloaded rug v1.27.0
[INFO] [stderr]   Downloaded libc v0.2.170
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792
[INFO] running `Command { std: "docker" "start" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792", 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" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792", 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" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792" "/opt/rustwide/cargo-home/bin/cargo" "+444dcce484c66c8d626806a8556be3b4d3ef381a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.6.4
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling rug v1.27.0
[INFO] [stderr]     Checking mathlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792", kill_on_drop: false }`
[INFO] [stdout] c488f040ea085774aadec26b9f8e63ec98f4ae39f5470dc6bd25b0525c068792
