[INFO] fetching crate seripack_macros 0.1.0...
[INFO] checking seripack_macros-0.1.0 against master#19f42cb9bb65555e7d95dab7d17573ae6c5d634c for pr-139087
[INFO] extracting crate seripack_macros 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate seripack_macros 0.1.0 on toolchain 19f42cb9bb65555e7d95dab7d17573ae6c5d634c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate seripack_macros 0.1.0
[INFO] finished tweaking crates.io crate seripack_macros 0.1.0
[INFO] tweaked toml for crates.io crate seripack_macros 0.1.0 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" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.100)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4d202e2f0ba5ec51857d0faa4e4261ec2a039702f257cee0fd13c97ea311ce
[INFO] running `Command { std: "docker" "start" "-a" "2e4d202e2f0ba5ec51857d0faa4e4261ec2a039702f257cee0fd13c97ea311ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4d202e2f0ba5ec51857d0faa4e4261ec2a039702f257cee0fd13c97ea311ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4d202e2f0ba5ec51857d0faa4e4261ec2a039702f257cee0fd13c97ea311ce", kill_on_drop: false }`
[INFO] [stdout] 2e4d202e2f0ba5ec51857d0faa4e4261ec2a039702f257cee0fd13c97ea311ce
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+19f42cb9bb65555e7d95dab7d17573ae6c5d634c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c15fd371290a5d9b8bf2e9fbf2010ec75a0c54376f3bf407d002e8edb59f1b6c
[INFO] running `Command { std: "docker" "start" "-a" "c15fd371290a5d9b8bf2e9fbf2010ec75a0c54376f3bf407d002e8edb59f1b6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaO8aQBu/lib.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] running `Command { std: "docker" "inspect" "c15fd371290a5d9b8bf2e9fbf2010ec75a0c54376f3bf407d002e8edb59f1b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c15fd371290a5d9b8bf2e9fbf2010ec75a0c54376f3bf407d002e8edb59f1b6c", kill_on_drop: false }`
[INFO] [stdout] c15fd371290a5d9b8bf2e9fbf2010ec75a0c54376f3bf407d002e8edb59f1b6c