[INFO] fetching crate essrpc_macros 0.4.0...
[INFO] checking essrpc_macros-0.4.0 against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272
[INFO] extracting crate essrpc_macros 0.4.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate essrpc_macros 0.4.0 on toolchain db0e836148accac8a22532e3596ac612b63c2d8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate essrpc_macros 0.4.0
[INFO] finished tweaking crates.io crate essrpc_macros 0.4.0
[INFO] tweaked toml for crates.io crate essrpc_macros 0.4.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "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 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.101)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7725f95924ad055f9fd25b83120c15049f25398c92baf024e738f0c60555ef8
[INFO] running `Command { std: "docker" "start" "-a" "b7725f95924ad055f9fd25b83120c15049f25398c92baf024e738f0c60555ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7725f95924ad055f9fd25b83120c15049f25398c92baf024e738f0c60555ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7725f95924ad055f9fd25b83120c15049f25398c92baf024e738f0c60555ef8", kill_on_drop: false }`
[INFO] [stdout] b7725f95924ad055f9fd25b83120c15049f25398c92baf024e738f0c60555ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+db0e836148accac8a22532e3596ac612b63c2d8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29d7510c690ffe285d0ed2d9fd9baeda74ea3c073a0bc9b4deb3935ffeb83f84
[INFO] running `Command { std: "docker" "start" "-a" "29d7510c690ffe285d0ed2d9fd9baeda74ea3c073a0bc9b4deb3935ffeb83f84", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stdout] error: error writing dependencies to `/opt/rustwide/target/debug/deps/syn-f611c13f71e76f74.d`: 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] running `Command { std: "docker" "inspect" "29d7510c690ffe285d0ed2d9fd9baeda74ea3c073a0bc9b4deb3935ffeb83f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d7510c690ffe285d0ed2d9fd9baeda74ea3c073a0bc9b4deb3935ffeb83f84", kill_on_drop: false }`
[INFO] [stdout] 29d7510c690ffe285d0ed2d9fd9baeda74ea3c073a0bc9b4deb3935ffeb83f84