[INFO] fetching crate glad-sys 0.0.6...
[INFO] testing glad-sys-0.0.6 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate glad-sys 0.0.6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate glad-sys 0.0.6 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate glad-sys 0.0.6
[INFO] finished tweaking crates.io crate glad-sys 0.0.6
[INFO] tweaked toml for crates.io crate glad-sys 0.0.6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d34d78b87400a0badfe1a28955062288f83cfba0acdfb41b6bc446f2a3234d7
[INFO] running `Command { std: "docker" "start" "-a" "2d34d78b87400a0badfe1a28955062288f83cfba0acdfb41b6bc446f2a3234d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d34d78b87400a0badfe1a28955062288f83cfba0acdfb41b6bc446f2a3234d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d34d78b87400a0badfe1a28955062288f83cfba0acdfb41b6bc446f2a3234d7", kill_on_drop: false }`
[INFO] [stdout] 2d34d78b87400a0badfe1a28955062288f83cfba0acdfb41b6bc446f2a3234d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 809276bd5b40d431b966a566fd3005d3b3bac8de1d00765642ba30320b026256
[INFO] running `Command { std: "docker" "start" "-a" "809276bd5b40d431b966a566fd3005d3b3bac8de1d00765642ba30320b026256", kill_on_drop: false }`
[INFO] [stderr]    Compiling glad-sys v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `glad-sys v0.0.6 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/glad-sys-5542956837a725db/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Read-only file system (os error 30)
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "809276bd5b40d431b966a566fd3005d3b3bac8de1d00765642ba30320b026256", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "809276bd5b40d431b966a566fd3005d3b3bac8de1d00765642ba30320b026256", kill_on_drop: false }`
[INFO] [stdout] 809276bd5b40d431b966a566fd3005d3b3bac8de1d00765642ba30320b026256