[INFO] fetching crate tl-async-runtime 0.1.2...
[INFO] checking tl-async-runtime-0.1.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate tl-async-runtime 0.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate tl-async-runtime 0.1.2
[INFO] finished tweaking crates.io crate tl-async-runtime 0.1.2
[INFO] tweaked toml for crates.io crate tl-async-runtime 0.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tl-async-runtime 0.1.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tl-async-runtime 0.1.2 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded chashmap v2.2.2
[INFO] [stderr]   Downloaded bytemuck v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c733e021efe854bce8f2a55e3d8bfde862491eba1d2c061c5f80468d8e0154a2
[INFO] running `Command { std: "docker" "start" "-a" "c733e021efe854bce8f2a55e3d8bfde862491eba1d2c061c5f80468d8e0154a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c733e021efe854bce8f2a55e3d8bfde862491eba1d2c061c5f80468d8e0154a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c733e021efe854bce8f2a55e3d8bfde862491eba1d2c061c5f80468d8e0154a2", kill_on_drop: false }`
[INFO] [stdout] c733e021efe854bce8f2a55e3d8bfde862491eba1d2c061c5f80468d8e0154a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1fb07ea9273cd6fee016f00f37299b2a64dd40d5548797471d01ec287831a0b
[INFO] running `Command { std: "docker" "start" "-a" "b1fb07ea9273cd6fee016f00f37299b2a64dd40d5548797471d01ec287831a0b", kill_on_drop: false }`
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[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking pin-project-lite v0.2.8
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[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking tracing-core v0.1.22
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[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tl-async-runtime v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/lib.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             self.run_task();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let _ = self.run_task();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `ControlFlow` that must be used
[INFO] [stdout]    --> src/lib.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             self.run_task();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 142 |             let _ = self.run_task();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.31s
[INFO] running `Command { std: "docker" "inspect" "b1fb07ea9273cd6fee016f00f37299b2a64dd40d5548797471d01ec287831a0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1fb07ea9273cd6fee016f00f37299b2a64dd40d5548797471d01ec287831a0b", kill_on_drop: false }`
[INFO] [stdout] b1fb07ea9273cd6fee016f00f37299b2a64dd40d5548797471d01ec287831a0b