[INFO] fetching crate cloud-storage-sync 0.6.0...
[INFO] checking cloud-storage-sync-0.6.0 against 1.55.0 for beta-1.56-3
[INFO] extracting crate cloud-storage-sync 0.6.0 into /workspace/builds/worker-89/source
[INFO] validating manifest of crates.io crate cloud-storage-sync 0.6.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cloud-storage-sync 0.6.0
[INFO] finished tweaking crates.io crate cloud-storage-sync 0.6.0
[INFO] tweaked toml for crates.io crate cloud-storage-sync 0.6.0 written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crc32c v0.6.0
[INFO] [stderr]   Downloaded cloud-storage v0.10.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd7e199e73b34390d6b7237f9abc4359412d59a7d4efba337be3d483faf8fe1a
[INFO] running `Command { std: "docker" "start" "-a" "cd7e199e73b34390d6b7237f9abc4359412d59a7d4efba337be3d483faf8fe1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd7e199e73b34390d6b7237f9abc4359412d59a7d4efba337be3d483faf8fe1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7e199e73b34390d6b7237f9abc4359412d59a7d4efba337be3d483faf8fe1a", kill_on_drop: false }`
[INFO] [stdout] cd7e199e73b34390d6b7237f9abc4359412d59a7d4efba337be3d483faf8fe1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14dc7d3ad5054892dc9389cd3df69af68a45a854d16bf4283594451bb4fb3c88
[INFO] running `Command { std: "docker" "start" "-a" "14dc7d3ad5054892dc9389cd3df69af68a45a854d16bf4283594451bb4fb3c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling futures-core v0.3.17
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[INFO] [stderr]    Compiling crc32c v0.6.0
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[INFO] [stderr]    Compiling tokio-macros v1.5.0
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[INFO] [stderr]     Checking cloud-storage-sync v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `dirpath`
[INFO] [stdout]    --> src/lib.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 |         pub dirpath: PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `dirfile`
[INFO] [stdout]    --> src/lib.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |         pub dirfile: PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `empty`
[INFO] [stdout]    --> src/lib.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 167 |         pub empty: PathBuf,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.71s
[INFO] running `Command { std: "docker" "inspect" "14dc7d3ad5054892dc9389cd3df69af68a45a854d16bf4283594451bb4fb3c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14dc7d3ad5054892dc9389cd3df69af68a45a854d16bf4283594451bb4fb3c88", kill_on_drop: false }`
[INFO] [stdout] 14dc7d3ad5054892dc9389cd3df69af68a45a854d16bf4283594451bb4fb3c88
