[INFO] fetching crate ream 0.4.2...
[INFO] testing ream-0.4.2 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] extracting crate ream 0.4.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ream 0.4.2 on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ream 0.4.2
[INFO] finished tweaking crates.io crate ream 0.4.2
[INFO] tweaked toml for crates.io crate ream 0.4.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate ream 0.4.2 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82c14d5713697d239533868a36c22c4c5eae1f574ae2e7182baebd9c01f648ab
[INFO] running `Command { std: "docker" "start" "-a" "82c14d5713697d239533868a36c22c4c5eae1f574ae2e7182baebd9c01f648ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c14d5713697d239533868a36c22c4c5eae1f574ae2e7182baebd9c01f648ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c14d5713697d239533868a36c22c4c5eae1f574ae2e7182baebd9c01f648ab", kill_on_drop: false }`
[INFO] [stdout] 82c14d5713697d239533868a36c22c4c5eae1f574ae2e7182baebd9c01f648ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 660908109e019ff31eee34070635afc49a04e7c4a76e55500c654670f603d185
[INFO] running `Command { std: "docker" "start" "-a" "660908109e019ff31eee34070635afc49a04e7c4a76e55500c654670f603d185", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling wasm-bindgen v0.2.73
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.73
[INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libregex_syntax-c10cbc0aca8d0f2f.rlib`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex-syntax` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetae77WHU/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wasm-bindgen-backend` (lib) due to 1 previous error
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not compile `syn` (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/ebf0cf75d368c035f4c7e7246d203bd469ee4a51/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.70/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=af7649c531e0aef6 -C extra-filename=-9b528fec75891424 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-05c88b5cc12784e7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-01fb9c67b270f11e.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-467b3a2737902552.rmeta --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta1pOW2r/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `regex` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "660908109e019ff31eee34070635afc49a04e7c4a76e55500c654670f603d185", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "660908109e019ff31eee34070635afc49a04e7c4a76e55500c654670f603d185", kill_on_drop: false }`
[INFO] [stdout] 660908109e019ff31eee34070635afc49a04e7c4a76e55500c654670f603d185