[INFO] fetching crate embassy-futures 0.1.1...
[INFO] checking embassy-futures-0.1.1 against master#8f43b85954d2f3d8fc00a7504c603e5ca9eb0695 for pr-133502-5
[INFO] extracting crate embassy-futures 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate embassy-futures 0.1.1 on toolchain 8f43b85954d2f3d8fc00a7504c603e5ca9eb0695
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embassy-futures 0.1.1
[INFO] finished tweaking crates.io crate embassy-futures 0.1.1
[INFO] tweaked toml for crates.io crate embassy-futures 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "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 14 packages to latest compatible versions
[INFO] [stderr]       Adding defmt v0.3.100 (available: v1.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c905dfad566b77f57ae4333afc820cb30e6dba47ab3275825326852be9d8316
[INFO] running `Command { std: "docker" "start" "-a" "0c905dfad566b77f57ae4333afc820cb30e6dba47ab3275825326852be9d8316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c905dfad566b77f57ae4333afc820cb30e6dba47ab3275825326852be9d8316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c905dfad566b77f57ae4333afc820cb30e6dba47ab3275825326852be9d8316", kill_on_drop: false }`
[INFO] [stdout] 0c905dfad566b77f57ae4333afc820cb30e6dba47ab3275825326852be9d8316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+8f43b85954d2f3d8fc00a7504c603e5ca9eb0695" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 724a1fd0352224e1848beaa6f1bf7727b9541197f601a7795a5e72080117f863
[INFO] running `Command { std: "docker" "start" "-a" "724a1fd0352224e1848beaa6f1bf7727b9541197f601a7795a5e72080117f863", kill_on_drop: false }`
[INFO] [stderr]     Checking embassy-futures v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `into_result` is never used
[INFO] [stdout]    --> src/fmt.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub trait Try {
[INFO] [stdout]     |           --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 209 |     fn into_result(self) -> Result<Self::Ok, Self::Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `into_result` is never used
[INFO] [stdout]    --> src/fmt.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 206 | pub trait Try {
[INFO] [stdout]     |           --- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 209 |     fn into_result(self) -> Result<Self::Ok, Self::Error>;
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "724a1fd0352224e1848beaa6f1bf7727b9541197f601a7795a5e72080117f863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "724a1fd0352224e1848beaa6f1bf7727b9541197f601a7795a5e72080117f863", kill_on_drop: false }`
[INFO] [stdout] 724a1fd0352224e1848beaa6f1bf7727b9541197f601a7795a5e72080117f863