[INFO] fetching crate rstbrun 0.1.1...
[INFO] checking rstbrun-0.1.1 against master#249cb84316401daf040832cdbb8a45e0f5ab6af8 for pr-138438
[INFO] extracting crate rstbrun 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rstbrun 0.1.1 on toolchain 249cb84316401daf040832cdbb8a45e0f5ab6af8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rstbrun 0.1.1
[INFO] finished tweaking crates.io crate rstbrun 0.1.1
[INFO] tweaked toml for crates.io crate rstbrun 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate rstbrun 0.1.1 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" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 037639a0835d8ddbae26554218ef9c6a036c930b54ed13699b2b646ff8634dc0
[INFO] running `Command { std: "docker" "start" "-a" "037639a0835d8ddbae26554218ef9c6a036c930b54ed13699b2b646ff8634dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "037639a0835d8ddbae26554218ef9c6a036c930b54ed13699b2b646ff8634dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "037639a0835d8ddbae26554218ef9c6a036c930b54ed13699b2b646ff8634dc0", kill_on_drop: false }`
[INFO] [stdout] 037639a0835d8ddbae26554218ef9c6a036c930b54ed13699b2b646ff8634dc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+249cb84316401daf040832cdbb8a45e0f5ab6af8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62dbcfb5a7de29eab5e2e80534d201afd5880c10a1d9f0ece51a36ae410dcd4d
[INFO] running `Command { std: "docker" "start" "-a" "62dbcfb5a7de29eab5e2e80534d201afd5880c10a1d9f0ece51a36ae410dcd4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.33
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.131
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.131
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking fancy-regex v0.7.1
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `serde_derive` (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/249cb84316401daf040832cdbb8a45e0f5ab6af8/bin/rustc --crate-name serde_derive --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.131/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=bb309c5280f11c85 -C extra-filename=-79e45e6a186a8f97 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d84afdb60a2e8cf1.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-cebe055e4d5f4f7f.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-6d16fda37c75eddd.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts --cfg ptr_addr_of` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "62dbcfb5a7de29eab5e2e80534d201afd5880c10a1d9f0ece51a36ae410dcd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62dbcfb5a7de29eab5e2e80534d201afd5880c10a1d9f0ece51a36ae410dcd4d", kill_on_drop: false }`
[INFO] [stdout] 62dbcfb5a7de29eab5e2e80534d201afd5880c10a1d9f0ece51a36ae410dcd4d