[INFO] cloning repository https://github.com/wbbradley/flexgrid
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbbradley/flexgrid" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbbradley%2Fflexgrid", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbbradley%2Fflexgrid'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7610ca97ed01c8686319001b7d41f0e682e60172
[INFO] checking wbbradley/flexgrid against master#2a023bf80a6fbd6a06d5460a34eb247b986286ed for pr-143764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbbradley%2Fflexgrid" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wbbradley/flexgrid
[INFO] finished tweaking git repo https://github.com/wbbradley/flexgrid
[INFO] tweaked toml for git repo https://github.com/wbbradley/flexgrid written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wbbradley/flexgrid on toolchain 2a023bf80a6fbd6a06d5460a34eb247b986286ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wbbradley/flexgrid 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" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38ce89dc257e0d2eb8470dbde0d623999c627a9219056cd69d744f2e9eedaf63
[INFO] running `Command { std: "docker" "start" "-a" "38ce89dc257e0d2eb8470dbde0d623999c627a9219056cd69d744f2e9eedaf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38ce89dc257e0d2eb8470dbde0d623999c627a9219056cd69d744f2e9eedaf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38ce89dc257e0d2eb8470dbde0d623999c627a9219056cd69d744f2e9eedaf63", kill_on_drop: false }`
[INFO] [stdout] 38ce89dc257e0d2eb8470dbde0d623999c627a9219056cd69d744f2e9eedaf63
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+2a023bf80a6fbd6a06d5460a34eb247b986286ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b4f873bef7f2bb3f731f3690737e5d89f64fefba63beddc6db97af108dbd26c
[INFO] running `Command { std: "docker" "start" "-a" "5b4f873bef7f2bb3f731f3690737e5d89f64fefba63beddc6db97af108dbd26c", kill_on_drop: false }`
[INFO] [stderr]     Checking flexgrid v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "5b4f873bef7f2bb3f731f3690737e5d89f64fefba63beddc6db97af108dbd26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b4f873bef7f2bb3f731f3690737e5d89f64fefba63beddc6db97af108dbd26c", kill_on_drop: false }`
[INFO] [stdout] 5b4f873bef7f2bb3f731f3690737e5d89f64fefba63beddc6db97af108dbd26c