[INFO] cloning repository https://github.com/mostlymaxi/mmapcell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mostlymaxi/mmapcell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 978fe6f8f3ad1d83751e30b435dd229e77fee788
[INFO] checking mostlymaxi/mmapcell against master#b56aaec52bc0fa35591a872fb4aac81f606e265c for pr-122661-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmostlymaxi%2Fmmapcell" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mostlymaxi/mmapcell
[INFO] finished tweaking git repo https://github.com/mostlymaxi/mmapcell
[INFO] tweaked toml for git repo https://github.com/mostlymaxi/mmapcell written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mostlymaxi/mmapcell on toolchain b56aaec52bc0fa35591a872fb4aac81f606e265c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mostlymaxi/mmapcell 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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac8f120a4f77141f0afa33ad44596f6ffb0a7f53822468e3909fb320a12561d2
[INFO] running `Command { std: "docker" "start" "-a" "ac8f120a4f77141f0afa33ad44596f6ffb0a7f53822468e3909fb320a12561d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac8f120a4f77141f0afa33ad44596f6ffb0a7f53822468e3909fb320a12561d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac8f120a4f77141f0afa33ad44596f6ffb0a7f53822468e3909fb320a12561d2", kill_on_drop: false }`
[INFO] [stdout] ac8f120a4f77141f0afa33ad44596f6ffb0a7f53822468e3909fb320a12561d2
[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" "+b56aaec52bc0fa35591a872fb4aac81f606e265c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b06d197cea54e1a7a9dd05ccb449b4eeeedcfb219b93ecf10b1b42db747c3a9d
[INFO] running `Command { std: "docker" "start" "-a" "b06d197cea54e1a7a9dd05ccb449b4eeeedcfb219b93ecf10b1b42db747c3a9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]     Checking memmap2 v0.9.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]     Checking mmapcell v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.71s
[INFO] running `Command { std: "docker" "inspect" "b06d197cea54e1a7a9dd05ccb449b4eeeedcfb219b93ecf10b1b42db747c3a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b06d197cea54e1a7a9dd05ccb449b4eeeedcfb219b93ecf10b1b42db747c3a9d", kill_on_drop: false }`
[INFO] [stdout] b06d197cea54e1a7a9dd05ccb449b4eeeedcfb219b93ecf10b1b42db747c3a9d