[INFO] fetching crate feattle-sync 1.0.0...
[INFO] checking feattle-sync-1.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate feattle-sync 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate feattle-sync 1.0.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate feattle-sync 1.0.0
[INFO] finished tweaking crates.io crate feattle-sync 1.0.0
[INFO] tweaked toml for crates.io crate feattle-sync 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 161 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding hmac v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding md-5 v0.9.1 (latest: v0.10.6)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding subtle v2.4.1 (latest: v2.5.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] [stderr]   Downloaded rusoto_signature v0.48.0
[INFO] [stderr]   Downloaded feattle-core v1.0.0
[INFO] [stderr]   Downloaded rusoto_core v0.48.0
[INFO] [stderr]   Downloaded rusoto_credential v0.48.0
[INFO] [stderr]   Downloaded rusoto_s3 v0.48.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7941be108a35cccab275e86949ed27612f00c0a8694635b68a54f152f5fe84a8
[INFO] running `Command { std: "docker" "start" "-a" "7941be108a35cccab275e86949ed27612f00c0a8694635b68a54f152f5fe84a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7941be108a35cccab275e86949ed27612f00c0a8694635b68a54f152f5fe84a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7941be108a35cccab275e86949ed27612f00c0a8694635b68a54f152f5fe84a8", kill_on_drop: false }`
[INFO] [stdout] 7941be108a35cccab275e86949ed27612f00c0a8694635b68a54f152f5fe84a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46533e2ddc8df89d521e40742072cb32ec0ed22862ae3d0ea2b01f5a3ba837ac
[INFO] running `Command { std: "docker" "start" "-a" "46533e2ddc8df89d521e40742072cb32ec0ed22862ae3d0ea2b01f5a3ba837ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking feattle-core v1.0.0
[INFO] [stderr]     Checking feattle-sync v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BoxError` is imported redundantly
[INFO] [stdout]    --> src/background_sync.rs:154:34
[INFO] [stdout]     |
[INFO] [stdout] 151 |     use super::*;
[INFO] [stdout]     |         -------- the item `BoxError` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 154 |     use feattle_core::{feattles, BoxError, Feattles};
[INFO] [stdout]     |                                  ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Feattles` is imported redundantly
[INFO] [stdout]    --> src/background_sync.rs:154:44
[INFO] [stdout]     |
[INFO] [stdout] 151 |     use super::*;
[INFO] [stdout]     |         -------- the item `Feattles` is already imported here
[INFO] [stdout] ...
[INFO] [stdout] 154 |     use feattle_core::{feattles, BoxError, Feattles};
[INFO] [stdout]     |                                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "46533e2ddc8df89d521e40742072cb32ec0ed22862ae3d0ea2b01f5a3ba837ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46533e2ddc8df89d521e40742072cb32ec0ed22862ae3d0ea2b01f5a3ba837ac", kill_on_drop: false }`
[INFO] [stdout] 46533e2ddc8df89d521e40742072cb32ec0ed22862ae3d0ea2b01f5a3ba837ac