[INFO] fetching crate gzlib 0.2.84...
[INFO] checking gzlib-0.2.84 against try#264a7c4a1c917c83d13895a31231f9d93c7b67e1 for pr-132289
[INFO] extracting crate gzlib 0.2.84 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate gzlib 0.2.84 on toolchain 264a7c4a1c917c83d13895a31231f9d93c7b67e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gzlib 0.2.84
[INFO] finished tweaking crates.io crate gzlib 0.2.84
[INFO] tweaked toml for crates.io crate gzlib 0.2.84 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 110 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.7.0 (available: v0.13.3)
[INFO] [stderr]       Adding tonic v0.4.3 (available: v0.12.3)
[INFO] [stderr]       Adding tonic-build v0.4.2 (available: v0.12.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4cd0015fd2fe5e73776472ee7034ff37f140028b869a7e4121421094921b8d7
[INFO] running `Command { std: "docker" "start" "-a" "b4cd0015fd2fe5e73776472ee7034ff37f140028b869a7e4121421094921b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4cd0015fd2fe5e73776472ee7034ff37f140028b869a7e4121421094921b8d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cd0015fd2fe5e73776472ee7034ff37f140028b869a7e4121421094921b8d7", kill_on_drop: false }`
[INFO] [stdout] b4cd0015fd2fe5e73776472ee7034ff37f140028b869a7e4121421094921b8d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+264a7c4a1c917c83d13895a31231f9d93c7b67e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e7e96c0b222c7d9e58b058f18b28122c622dff48566fda2db5dd60999be8ac1
[INFO] running `Command { std: "docker" "start" "-a" "4e7e96c0b222c7d9e58b058f18b28122c622dff48566fda2db5dd60999be8ac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling tonic-build v0.4.2
[INFO] [stderr]    Compiling gzlib v0.2.84 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `gzlib v0.2.84 (/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/gzlib-1e50d68b50ab16aa/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" "4e7e96c0b222c7d9e58b058f18b28122c622dff48566fda2db5dd60999be8ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7e96c0b222c7d9e58b058f18b28122c622dff48566fda2db5dd60999be8ac1", kill_on_drop: false }`
[INFO] [stdout] 4e7e96c0b222c7d9e58b058f18b28122c622dff48566fda2db5dd60999be8ac1
