[INFO] fetching crate pausable_future 0.2.0...
[INFO] checking pausable_future-0.2.0 against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] extracting crate pausable_future 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate pausable_future 0.2.0
[INFO] finished tweaking crates.io crate pausable_future 0.2.0
[INFO] tweaked toml for crates.io crate pausable_future 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pausable_future 0.2.0 on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "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]      Locking 34 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e7fa83e1844e79f03aa27626f856d71c83820fd12ebc038d2eaa92ec02bd888
[INFO] running `Command { std: "docker" "start" "-a" "2e7fa83e1844e79f03aa27626f856d71c83820fd12ebc038d2eaa92ec02bd888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e7fa83e1844e79f03aa27626f856d71c83820fd12ebc038d2eaa92ec02bd888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7fa83e1844e79f03aa27626f856d71c83820fd12ebc038d2eaa92ec02bd888", kill_on_drop: false }`
[INFO] [stdout] 2e7fa83e1844e79f03aa27626f856d71c83820fd12ebc038d2eaa92ec02bd888
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13b8904b0b4fedf5a52b83a1ed764e6cc8cd9dbc7fa9c85153a97272ededb611
[INFO] running `Command { std: "docker" "start" "-a" "13b8904b0b4fedf5a52b83a1ed764e6cc8cd9dbc7fa9c85153a97272ededb611", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking pausable_future v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn inner(&self) -> MutexGuard<ControllerInner> {
[INFO] [stdout]    |              ^^^^^     --------------------------- the lifetime gets resolved as `'_`
[INFO] [stdout]    |              |
[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] 50 |     fn inner(&self) -> MutexGuard<'_, ControllerInner> {
[INFO] [stdout]    |                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaEMejJx/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] running `Command { std: "docker" "inspect" "13b8904b0b4fedf5a52b83a1ed764e6cc8cd9dbc7fa9c85153a97272ededb611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13b8904b0b4fedf5a52b83a1ed764e6cc8cd9dbc7fa9c85153a97272ededb611", kill_on_drop: false }`
[INFO] [stdout] 13b8904b0b4fedf5a52b83a1ed764e6cc8cd9dbc7fa9c85153a97272ededb611