[INFO] fetching crate preflate-bindings 0.1.0...
[INFO] checking preflate-bindings-0.1.0 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate preflate-bindings 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate preflate-bindings 0.1.0 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preflate-bindings 0.1.0
[INFO] finished tweaking crates.io crate preflate-bindings 0.1.0
[INFO] tweaked toml for crates.io crate preflate-bindings 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 38 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libpreflate-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7328fc63b51515dc9ac1d8dbc77dbbe15cef848c206a49d37f4cc878559e5328
[INFO] running `Command { std: "docker" "start" "-a" "7328fc63b51515dc9ac1d8dbc77dbbe15cef848c206a49d37f4cc878559e5328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7328fc63b51515dc9ac1d8dbc77dbbe15cef848c206a49d37f4cc878559e5328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7328fc63b51515dc9ac1d8dbc77dbbe15cef848c206a49d37f4cc878559e5328", kill_on_drop: false }`
[INFO] [stdout] 7328fc63b51515dc9ac1d8dbc77dbbe15cef848c206a49d37f4cc878559e5328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cfc5b693e9d94f0cfcc41af174222e8d921e53af121459fa842cbbc2a8411c7
[INFO] running `Command { std: "docker" "start" "-a" "4cfc5b693e9d94f0cfcc41af174222e8d921e53af121459fa842cbbc2a8411c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.131
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]     Checking foldhash v0.1.3
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]     Checking pretty_assertions v1.4.1
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]     Checking flate2 v1.0.35
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling cmake v0.1.52
[INFO] [stderr]    Compiling link-cplusplus v1.0.9
[INFO] [stderr]    Compiling cxx v1.0.131
[INFO] [stderr]    Compiling cxx-build v1.0.131
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.131
[INFO] [stderr]    Compiling libpreflate-sys v0.1.0
[INFO] [stderr] error: failed to run custom build command for `libpreflate-sys v0.1.0`
[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/libpreflate-sys-f584523356291ef8/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4cfc5b693e9d94f0cfcc41af174222e8d921e53af121459fa842cbbc2a8411c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cfc5b693e9d94f0cfcc41af174222e8d921e53af121459fa842cbbc2a8411c7", kill_on_drop: false }`
[INFO] [stdout] 4cfc5b693e9d94f0cfcc41af174222e8d921e53af121459fa842cbbc2a8411c7
