[INFO] fetching crate pwt 0.7.0...
[INFO] testing pwt-0.7.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate pwt 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate pwt 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pwt 0.7.0
[INFO] tweaked toml for crates.io crate pwt 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwt 0.7.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pwt 0.7.0 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" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8795bdbf18abce852946839bb9e6b16e2feed899ce9e4a411ff3f5482193a646
[INFO] running `Command { std: "docker" "start" "-a" "8795bdbf18abce852946839bb9e6b16e2feed899ce9e4a411ff3f5482193a646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8795bdbf18abce852946839bb9e6b16e2feed899ce9e4a411ff3f5482193a646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8795bdbf18abce852946839bb9e6b16e2feed899ce9e4a411ff3f5482193a646", kill_on_drop: false }`
[INFO] [stdout] 8795bdbf18abce852946839bb9e6b16e2feed899ce9e4a411ff3f5482193a646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f11448f0ccd1f48515f94e106a20bdce2e7a64086fd7b478bbd8652ac499d58
[INFO] running `Command { std: "docker" "start" "-a" "4f11448f0ccd1f48515f94e106a20bdce2e7a64086fd7b478bbd8652ac499d58", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.62
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling protobuf v3.7.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling der v0.7.9
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling spki v0.7.3
[INFO] [stderr]    Compiling pkcs8 v0.10.2
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.62
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling protobuf-support v3.7.2
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling protobuf-parse v3.7.2
[INFO] [stderr]    Compiling protobuf-codegen v3.7.2
[INFO] [stderr]    Compiling pwt v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `pwt v0.7.0 (/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/pwt-0f7ec1a877806cf2/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" "4f11448f0ccd1f48515f94e106a20bdce2e7a64086fd7b478bbd8652ac499d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f11448f0ccd1f48515f94e106a20bdce2e7a64086fd7b478bbd8652ac499d58", kill_on_drop: false }`
[INFO] [stdout] 4f11448f0ccd1f48515f94e106a20bdce2e7a64086fd7b478bbd8652ac499d58