[INFO] fetching crate material-icon-embed-rs 0.1.0...
[INFO] testing material-icon-embed-rs-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate material-icon-embed-rs 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate material-icon-embed-rs 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate material-icon-embed-rs 0.1.0
[INFO] tweaked toml for crates.io crate material-icon-embed-rs 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate material-icon-embed-rs 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate material-icon-embed-rs 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5d911d3cade6f37aff9be7cbd87ad2961996c97c3b90a80b60141d1b3f3ac20
[INFO] running `Command { std: "docker" "start" "-a" "b5d911d3cade6f37aff9be7cbd87ad2961996c97c3b90a80b60141d1b3f3ac20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5d911d3cade6f37aff9be7cbd87ad2961996c97c3b90a80b60141d1b3f3ac20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5d911d3cade6f37aff9be7cbd87ad2961996c97c3b90a80b60141d1b3f3ac20", kill_on_drop: false }`
[INFO] [stdout] b5d911d3cade6f37aff9be7cbd87ad2961996c97c3b90a80b60141d1b3f3ac20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9bb47f0aee7b5ffb4d1cd17115d9c8c199a22ac076f274522139ca299688ecc6
[INFO] running `Command { std: "docker" "start" "-a" "9bb47f0aee7b5ffb4d1cd17115d9c8c199a22ac076f274522139ca299688ecc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling rust-embed-utils v8.7.2
[INFO] [stderr]    Compiling rust-embed-impl v8.7.2
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling rust-embed v8.7.2
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling material-icon-embed-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `material-icon-embed-rs v0.1.0 (/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/material-icon-embed-rs-e4433ab4d8d06eac/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" "9bb47f0aee7b5ffb4d1cd17115d9c8c199a22ac076f274522139ca299688ecc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb47f0aee7b5ffb4d1cd17115d9c8c199a22ac076f274522139ca299688ecc6", kill_on_drop: false }`
[INFO] [stdout] 9bb47f0aee7b5ffb4d1cd17115d9c8c199a22ac076f274522139ca299688ecc6