[INFO] fetching crate mountpoint-s3-crt 0.13.0...
[INFO] checking mountpoint-s3-crt-0.13.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608
[INFO] extracting crate mountpoint-s3-crt 0.13.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mountpoint-s3-crt 0.13.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate mountpoint-s3-crt 0.13.0
[INFO] tweaked toml for crates.io crate mountpoint-s3-crt 0.13.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mountpoint-s3-crt 0.13.0 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 mountpoint-s3-crt 0.13.0 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v8.0.0
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[INFO] [stderr]   Downloaded rustflags v0.1.7
[INFO] [stderr]   Downloaded mountpoint-s3-crt-sys v0.15.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf10b52036db1efa5f2d35aa1f010de5b3b99e63b7ea33611b58c13cc3cb39ae
[INFO] running `Command { std: "docker" "start" "-a" "cf10b52036db1efa5f2d35aa1f010de5b3b99e63b7ea33611b58c13cc3cb39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf10b52036db1efa5f2d35aa1f010de5b3b99e63b7ea33611b58c13cc3cb39ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf10b52036db1efa5f2d35aa1f010de5b3b99e63b7ea33611b58c13cc3cb39ae", kill_on_drop: false }`
[INFO] [stdout] cf10b52036db1efa5f2d35aa1f010de5b3b99e63b7ea33611b58c13cc3cb39ae
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43250853bc35b62afda47dda8fdbc99efe784b09b91e5863504b608196da50e1
[INFO] running `Command { std: "docker" "start" "-a" "43250853bc35b62afda47dda8fdbc99efe784b09b91e5863504b608196da50e1", kill_on_drop: false }`
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[INFO] [stderr]     Checking mountpoint-s3-crt v0.13.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `YieldNow` is never constructed
[INFO] [stdout]   --> benches/event_loop_future.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     struct YieldNow(bool);
[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 2m 24s
[INFO] running `Command { std: "docker" "inspect" "43250853bc35b62afda47dda8fdbc99efe784b09b91e5863504b608196da50e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43250853bc35b62afda47dda8fdbc99efe784b09b91e5863504b608196da50e1", kill_on_drop: false }`
[INFO] [stdout] 43250853bc35b62afda47dda8fdbc99efe784b09b91e5863504b608196da50e1