[INFO] fetching crate rtic-sync 1.4.0...
[INFO] checking rtic-sync-1.4.0 against master#e43d139a82620a268d3828a73e12a8679339e8f8 for pr-143545
[INFO] extracting crate rtic-sync 1.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rtic-sync 1.4.0
[INFO] finished tweaking crates.io crate rtic-sync 1.4.0
[INFO] tweaked toml for crates.io crate rtic-sync 1.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rtic-sync 1.4.0 on toolchain e43d139a82620a268d3828a73e12a8679339e8f8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rtic-sync 1.4.0 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" "+e43d139a82620a268d3828a73e12a8679339e8f8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cassette v0.3.0
[INFO] [stderr]   Downloaded embedded-hal-bus v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47d8deb04c68f114f51e9e31fd527f3778ea1dd487dfc4851a9d3b24c67468ab
[INFO] running `Command { std: "docker" "start" "-a" "47d8deb04c68f114f51e9e31fd527f3778ea1dd487dfc4851a9d3b24c67468ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47d8deb04c68f114f51e9e31fd527f3778ea1dd487dfc4851a9d3b24c67468ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47d8deb04c68f114f51e9e31fd527f3778ea1dd487dfc4851a9d3b24c67468ab", kill_on_drop: false }`
[INFO] [stdout] 47d8deb04c68f114f51e9e31fd527f3778ea1dd487dfc4851a9d3b24c67468ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+e43d139a82620a268d3828a73e12a8679339e8f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4827eb4cf46720bbfd672d763b915364b6ee7a2f04fcb41fbc9dfea39e756296
[INFO] running `Command { std: "docker" "start" "-a" "4827eb4cf46720bbfd672d763b915364b6ee7a2f04fcb41fbc9dfea39e756296", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling portable-atomic v1.9.0
[INFO] [stderr]    Compiling embedded-hal-async v1.0.0
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking critical-section v1.2.0
[INFO] [stderr]     Checking embedded-hal v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking cassette v0.3.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking embedded-hal-bus v0.3.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking rtic-common v1.1.0
[INFO] [stderr]     Checking static_cell v2.1.0
[INFO] [stderr]     Checking rtic-sync v1.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.83
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/signal.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn split(&self) -> (SignalWriter<T>, SignalReader<T>) {
[INFO] [stdout]    |                  ^^^^^      ---------------  --------------- the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  |          |
[INFO] [stdout]    |                  |          the lifetimes get resolved as `'_`
[INFO] [stdout]    |                  this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn split(&self) -> (SignalWriter<'_, T>, SignalReader<'_, T>) {
[INFO] [stdout]    |                                          +++                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: error writing dependencies to `/opt/rustwide/target/debug/deps/syn-6efd06926c60de20.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" "4827eb4cf46720bbfd672d763b915364b6ee7a2f04fcb41fbc9dfea39e756296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4827eb4cf46720bbfd672d763b915364b6ee7a2f04fcb41fbc9dfea39e756296", kill_on_drop: false }`
[INFO] [stdout] 4827eb4cf46720bbfd672d763b915364b6ee7a2f04fcb41fbc9dfea39e756296