[INFO] fetching crate cuneiform-fields 0.1.1...
[INFO] checking cuneiform-fields-0.1.1 against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] extracting crate cuneiform-fields 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate cuneiform-fields 0.1.1
[INFO] finished tweaking crates.io crate cuneiform-fields 0.1.1
[INFO] tweaked toml for crates.io crate cuneiform-fields 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cuneiform-fields 0.1.1 on toolchain c4ca24658d934444a28db36abebef17a8651701a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f30f9bdb2e0498ff331c0135a8c70b8f077f8c61c42c6b563cb32bbe8102f24f
[INFO] running `Command { std: "docker" "start" "-a" "f30f9bdb2e0498ff331c0135a8c70b8f077f8c61c42c6b563cb32bbe8102f24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f30f9bdb2e0498ff331c0135a8c70b8f077f8c61c42c6b563cb32bbe8102f24f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30f9bdb2e0498ff331c0135a8c70b8f077f8c61c42c6b563cb32bbe8102f24f", kill_on_drop: false }`
[INFO] [stdout] f30f9bdb2e0498ff331c0135a8c70b8f077f8c61c42c6b563cb32bbe8102f24f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c4ca24658d934444a28db36abebef17a8651701a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71d0413912f6315cbc93aae3ce4499523931c243c9e3d45c05da9b3f61e5974e
[INFO] running `Command { std: "docker" "start" "-a" "71d0413912f6315cbc93aae3ce4499523931c243c9e3d45c05da9b3f61e5974e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking toml_parser v1.0.1
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta55KpSW/full.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "71d0413912f6315cbc93aae3ce4499523931c243c9e3d45c05da9b3f61e5974e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d0413912f6315cbc93aae3ce4499523931c243c9e3d45c05da9b3f61e5974e", kill_on_drop: false }`
[INFO] [stdout] 71d0413912f6315cbc93aae3ce4499523931c243c9e3d45c05da9b3f61e5974e