[INFO] fetching crate rcs_backend 0.2.1...
[INFO] checking rcs_backend-0.2.1 against try#4797991aa2efb6d658150f10425b3f3b5d10eceb for pr-143193
[INFO] extracting crate rcs_backend 0.2.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rcs_backend 0.2.1
[INFO] finished tweaking crates.io crate rcs_backend 0.2.1
[INFO] tweaked toml for crates.io crate rcs_backend 0.2.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcs_backend 0.2.1 on toolchain 4797991aa2efb6d658150f10425b3f3b5d10eceb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rcs_backend 0.2.1 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" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d7a5d58cee9b630fbad43f2bced0656b844f55ab0084af24865181dada6d27d
[INFO] running `Command { std: "docker" "start" "-a" "8d7a5d58cee9b630fbad43f2bced0656b844f55ab0084af24865181dada6d27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d7a5d58cee9b630fbad43f2bced0656b844f55ab0084af24865181dada6d27d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d7a5d58cee9b630fbad43f2bced0656b844f55ab0084af24865181dada6d27d", kill_on_drop: false }`
[INFO] [stdout] 8d7a5d58cee9b630fbad43f2bced0656b844f55ab0084af24865181dada6d27d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+4797991aa2efb6d658150f10425b3f3b5d10eceb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21ee35737238f727f53e25ec8b0a3817aaaadf62e19e4f4a3ea1c04d05f4d6f9
[INFO] running `Command { std: "docker" "start" "-a" "21ee35737238f727f53e25ec8b0a3817aaaadf62e19e4f4a3ea1c04d05f4d6f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling pin-project-internal v0.4.29
[INFO] [stderr]     Checking tracing v0.1.30
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/sha1-8c852e39a995e443.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/sha-1-8c852e39a995e443/dep-lib-sha1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/http_body-fd9c250042ed6015.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/http-body-fd9c250042ed6015/dep-lib-http_body`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetapqaghK/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `num-bigint` (build script)
[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/4797991aa2efb6d658150f10425b3f3b5d10eceb/bin/rustc --crate-name build_script_build --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.4.3/build.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "quickcheck", "rand", "serde", "std"))' -C metadata=4b4f3056f5a6d0e2 -C extra-filename=-0dfaf5327cae24e9 --out-dir /opt/rustwide/target/debug/build/num-bigint-0dfaf5327cae24e9 -L dependency=/opt/rustwide/target/debug/deps --extern autocfg=/opt/rustwide/target/debug/deps/libautocfg-68803328649343dc.rlib --cap-lints allow --cap-lints=forbid` (exit status: 101)
[INFO] [stderr] error: could not compile `num-traits` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "21ee35737238f727f53e25ec8b0a3817aaaadf62e19e4f4a3ea1c04d05f4d6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21ee35737238f727f53e25ec8b0a3817aaaadf62e19e4f4a3ea1c04d05f4d6f9", kill_on_drop: false }`
[INFO] [stdout] 21ee35737238f727f53e25ec8b0a3817aaaadf62e19e4f4a3ea1c04d05f4d6f9