[INFO] fetching crate opt-gen 0.0.1...
[INFO] testing opt-gen-0.0.1 against 1.83.0 for beta-1.84.0-4
[INFO] extracting crate opt-gen 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate opt-gen 0.0.1 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate opt-gen 0.0.1
[INFO] finished tweaking crates.io crate opt-gen 0.0.1
[INFO] tweaked toml for crates.io crate opt-gen 0.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84151f00e94ded0549e864c40282a61fe8aeaf632b200bfb0818d5ad2057e432
[INFO] running `Command { std: "docker" "start" "-a" "84151f00e94ded0549e864c40282a61fe8aeaf632b200bfb0818d5ad2057e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84151f00e94ded0549e864c40282a61fe8aeaf632b200bfb0818d5ad2057e432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84151f00e94ded0549e864c40282a61fe8aeaf632b200bfb0818d5ad2057e432", kill_on_drop: false }`
[INFO] [stdout] 84151f00e94ded0549e864c40282a61fe8aeaf632b200bfb0818d5ad2057e432
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 475c15f99aa7c5282962d849ca2e8ff3e586c50bc88b887c53056e3d7b9a2f2c
[INFO] running `Command { std: "docker" "start" "-a" "475c15f99aa7c5282962d849ca2e8ff3e586c50bc88b887c53056e3d7b9a2f2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rust-format v0.3.4
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `rand` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/1.83.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name rand --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rand-0.8.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="alloc"' --cfg 'feature="default"' --cfg 'feature="getrandom"' --cfg 'feature="libc"' --cfg 'feature="rand_chacha"' --cfg 'feature="std"' --cfg 'feature="std_rng"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("alloc", "default", "getrandom", "libc", "log", "min_const_gen", "nightly", "packed_simd", "rand_chacha", "serde", "serde1", "simd_support", "small_rng", "std", "std_rng"))' -C metadata=87106eb2babd217c -C extra-filename=-87106eb2babd217c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libc=/opt/rustwide/target/debug/deps/liblibc-b8ae397d4eba1625.rmeta --extern rand_chacha=/opt/rustwide/target/debug/deps/librand_chacha-3873e195d8ea0a7f.rmeta --extern rand_core=/opt/rustwide/target/debug/deps/librand_core-b843aa17e902450b.rmeta --cap-lints allow --cap-lints=warn` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "475c15f99aa7c5282962d849ca2e8ff3e586c50bc88b887c53056e3d7b9a2f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "475c15f99aa7c5282962d849ca2e8ff3e586c50bc88b887c53056e3d7b9a2f2c", kill_on_drop: false }`
[INFO] [stdout] 475c15f99aa7c5282962d849ca2e8ff3e586c50bc88b887c53056e3d7b9a2f2c