[INFO] cloning repository https://github.com/MinusKelvin/minusbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MinusKelvin/minusbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fminusbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fminusbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 322764107db2e7825967e595c47cf140f4448da0
[INFO] checking MinusKelvin/minusbot against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMinusKelvin%2Fminusbot" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MinusKelvin/minusbot on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MinusKelvin/minusbot
[INFO] finished tweaking git repo https://github.com/MinusKelvin/minusbot
[INFO] tweaked toml for git repo https://github.com/MinusKelvin/minusbot written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/MinusKelvin/minusbot 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/MinusKelvin/cold-clear`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/MinusKelvin/pcf`
[INFO] [stderr]     Updating git repository `https://github.com/MinusKelvin/webutil`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.18
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92a13983bf7bb3f1f177c4162a24c13124a4de109b33bdf9788bba939553ad8f
[INFO] running `Command { std: "docker" "start" "-a" "92a13983bf7bb3f1f177c4162a24c13124a4de109b33bdf9788bba939553ad8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a13983bf7bb3f1f177c4162a24c13124a4de109b33bdf9788bba939553ad8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a13983bf7bb3f1f177c4162a24c13124a4de109b33bdf9788bba939553ad8f", kill_on_drop: false }`
[INFO] [stdout] 92a13983bf7bb3f1f177c4162a24c13124a4de109b33bdf9788bba939553ad8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e77c45c74623ba7c995a5ac64767ad8a0441acde892b1276dd30385d9150e8fb
[INFO] running `Command { std: "docker" "start" "-a" "e77c45c74623ba7c995a5ac64767ad8a0441acde892b1276dd30385d9150e8fb", kill_on_drop: false }`
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[INFO] [stderr]     Checking tracing-core v0.1.21
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.14.0
[INFO] [stderr]    Compiling getrandom v0.1.16
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[INFO] [stderr]     Checking ppv-lite86 v0.2.15
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[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]    Compiling rental-impl v0.5.5
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[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]    Compiling darling_macro v0.13.1
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[INFO] [stderr]    Compiling enumset_derive v0.5.5
[INFO] [stderr]     Checking h2 v0.2.7
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[INFO] [stderr]     Checking bincode v1.3.3
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[INFO] [stderr]    Compiling pcf v0.1.0 (https://github.com/MinusKelvin/pcf?rev=64cd955#64cd9555)
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking libtetris v0.1.0 (https://github.com/MinusKelvin/cold-clear#d1678204)
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[INFO] [stderr]     Checking hyper-tls v0.4.3
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[INFO] [stderr]     Checking zstd v0.7.0+zstd.1.4.9
[INFO] [stderr]     Checking opening-book v0.1.0 (https://github.com/MinusKelvin/cold-clear#d1678204)
[INFO] [stderr]     Checking cold-clear v0.1.0 (https://github.com/MinusKelvin/cold-clear#d1678204)
[INFO] [stderr]     Checking minusbot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused output of future returned by `tokio::task::yield_now` that must be used
[INFO] [stdout]   --> src/tetris.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             tokio::task::yield_now().await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: yield_now does nothing unless polled/`await`-ed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let _ = tokio::task::yield_now().await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused output of future returned by `tokio::task::yield_now` that must be used
[INFO] [stdout]   --> src/tetris.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             tokio::task::yield_now().await;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: yield_now does nothing unless polled/`await`-ed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 83 |             let _ = tokio::task::yield_now().await;
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.54s
[INFO] running `Command { std: "docker" "inspect" "e77c45c74623ba7c995a5ac64767ad8a0441acde892b1276dd30385d9150e8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e77c45c74623ba7c995a5ac64767ad8a0441acde892b1276dd30385d9150e8fb", kill_on_drop: false }`
[INFO] [stdout] e77c45c74623ba7c995a5ac64767ad8a0441acde892b1276dd30385d9150e8fb