[INFO] fetching crate langsan 0.0.10...
[INFO] checking langsan-0.0.10 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate langsan 0.0.10 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate langsan 0.0.10 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate langsan 0.0.10
[INFO] finished tweaking crates.io crate langsan 0.0.10
[INFO] tweaked toml for crates.io crate langsan 0.0.10 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5814ad0acb3dca2ca33d387a10bca2779eae92901ec6fbd5db472a9a057c132
[INFO] running `Command { std: "docker" "start" "-a" "f5814ad0acb3dca2ca33d387a10bca2779eae92901ec6fbd5db472a9a057c132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5814ad0acb3dca2ca33d387a10bca2779eae92901ec6fbd5db472a9a057c132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5814ad0acb3dca2ca33d387a10bca2779eae92901ec6fbd5db472a9a057c132", kill_on_drop: false }`
[INFO] [stdout] f5814ad0acb3dca2ca33d387a10bca2779eae92901ec6fbd5db472a9a057c132
[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=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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77231a173d652fbca4c72dcba8f9058e8ac55252db6257638b527b9dae870b56
[INFO] running `Command { std: "docker" "start" "-a" "77231a173d652fbca4c72dcba8f9058e8ac55252db6257638b527b9dae870b56", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]     Checking serde_json v1.0.133
[INFO] [stderr]    Compiling serde_derive v1.0.215
[INFO] [stderr]    Compiling langsan v0.0.10 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `langsan v0.0.10 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/langsan-ad7ed9201e32ac18/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] running `Command { std: "docker" "inspect" "77231a173d652fbca4c72dcba8f9058e8ac55252db6257638b527b9dae870b56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77231a173d652fbca4c72dcba8f9058e8ac55252db6257638b527b9dae870b56", kill_on_drop: false }`
[INFO] [stdout] 77231a173d652fbca4c72dcba8f9058e8ac55252db6257638b527b9dae870b56