[INFO] fetching crate micromegas-tracing-proc-macros 0.10.0...
[INFO] checking micromegas-tracing-proc-macros-0.10.0 against try#3c75d5844aa65b4aa19243ac44ceda49fe4e61ca for pr-143545
[INFO] extracting crate micromegas-tracing-proc-macros 0.10.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate micromegas-tracing-proc-macros 0.10.0
[INFO] finished tweaking crates.io crate micromegas-tracing-proc-macros 0.10.0
[INFO] tweaked toml for crates.io crate micromegas-tracing-proc-macros 0.10.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate micromegas-tracing-proc-macros 0.10.0 on toolchain 3c75d5844aa65b4aa19243ac44ceda49fe4e61ca
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate micromegas-tracing-proc-macros 0.10.0 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" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3d4d0b324dee3333d6d3c3b52b213658b4c5f2049b7b3f872a26cc0477b76f3
[INFO] running `Command { std: "docker" "start" "-a" "c3d4d0b324dee3333d6d3c3b52b213658b4c5f2049b7b3f872a26cc0477b76f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3d4d0b324dee3333d6d3c3b52b213658b4c5f2049b7b3f872a26cc0477b76f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d4d0b324dee3333d6d3c3b52b213658b4c5f2049b7b3f872a26cc0477b76f3", kill_on_drop: false }`
[INFO] [stdout] c3d4d0b324dee3333d6d3c3b52b213658b4c5f2049b7b3f872a26cc0477b76f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+3c75d5844aa65b4aa19243ac44ceda49fe4e61ca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93473615241ad79d4d4644959e5e7553a947ad550364ce7fe33efc8c4507403f
[INFO] running `Command { std: "docker" "start" "-a" "93473615241ad79d4d4644959e5e7553a947ad550364ce7fe33efc8c4507403f", 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: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaKdS61q"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "93473615241ad79d4d4644959e5e7553a947ad550364ce7fe33efc8c4507403f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93473615241ad79d4d4644959e5e7553a947ad550364ce7fe33efc8c4507403f", kill_on_drop: false }`
[INFO] [stdout] 93473615241ad79d4d4644959e5e7553a947ad550364ce7fe33efc8c4507403f