[INFO] cloning repository https://github.com/Modulus/build-script-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Modulus/build-script-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FModulus%2Fbuild-script-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FModulus%2Fbuild-script-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7b0087df4e5f98a23a74cf566375c251f962b021
[INFO] checking Modulus/build-script-demo against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FModulus%2Fbuild-script-demo" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Modulus/build-script-demo on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Modulus/build-script-demo
[INFO] finished tweaking git repo https://github.com/Modulus/build-script-demo
[INFO] tweaked toml for git repo https://github.com/Modulus/build-script-demo written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Modulus/build-script-demo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7279b680598c3f32e6f2fe02b5e43c2fa0d4661dd093e793b5f584c80ca7ecd4
[INFO] running `Command { std: "docker" "start" "-a" "7279b680598c3f32e6f2fe02b5e43c2fa0d4661dd093e793b5f584c80ca7ecd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7279b680598c3f32e6f2fe02b5e43c2fa0d4661dd093e793b5f584c80ca7ecd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7279b680598c3f32e6f2fe02b5e43c2fa0d4661dd093e793b5f584c80ca7ecd4", kill_on_drop: false }`
[INFO] [stdout] 7279b680598c3f32e6f2fe02b5e43c2fa0d4661dd093e793b5f584c80ca7ecd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82683e7206945e6b799256e07f1c5477b8f01b9d50af9ef342cc71be1fc81f52
[INFO] running `Command { std: "docker" "start" "-a" "82683e7206945e6b799256e07f1c5477b8f01b9d50af9ef342cc71be1fc81f52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling build-script-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `build-script-demo v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/build-script-demo-0003b35a80e90587/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   Output is: "/opt/rustwide/target/debug/build/build-script-demo-6a50cd705e1e0140/out"
[INFO] [stderr]   Targetting release!
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] running `Command { std: "docker" "inspect" "82683e7206945e6b799256e07f1c5477b8f01b9d50af9ef342cc71be1fc81f52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82683e7206945e6b799256e07f1c5477b8f01b9d50af9ef342cc71be1fc81f52", kill_on_drop: false }`
[INFO] [stdout] 82683e7206945e6b799256e07f1c5477b8f01b9d50af9ef342cc71be1fc81f52