[INFO] fetching crate kine-core 0.1.1...
[INFO] testing kine-core-0.1.1 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate kine-core 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate kine-core 0.1.1
[INFO] finished tweaking crates.io crate kine-core 0.1.1
[INFO] tweaked toml for crates.io crate kine-core 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate kine-core 0.1.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages to highest compatible versions
[INFO] [stderr]       Adding bolero v0.8.0 (available: v0.13.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bolero-engine v0.8.1
[INFO] [stderr]   Downloaded bolero-generator v0.8.0
[INFO] [stderr]   Downloaded pretty-hex v0.3.0
[INFO] [stderr]   Downloaded bolero v0.8.0
[INFO] [stderr]   Downloaded bolero-libfuzzer v0.8.0
[INFO] [stderr]   Downloaded bolero-generator-derive v0.8.0
[INFO] [stderr]   Downloaded bolero-kani v0.8.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.28
[INFO] [stderr]   Downloaded bolero-afl v0.8.0
[INFO] [stderr]   Downloaded bolero-honggfuzz v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021
[INFO] running `Command { std: "docker" "start" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling kine-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: Please define (exactly) one system timezone provider feature (tz-system-provider-*)
[INFO] [stdout]   --> src/providers.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         compile_error!("Please define (exactly) one system timezone provider feature (tz-system-provider-*)");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Please define (exactly) one UTC leap seconds provider feature (tz-utc-provider-*)
[INFO] [stdout]   --> src/providers.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 70 |         compile_error!("Please define (exactly) one UTC leap seconds provider feature (tz-utc-provider-*)");
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BuiltinIersSigil` and `BuiltinIers`
[INFO] [stdout]  --> src/providers.rs:1:27
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::leap_seconds::{BuiltinIers, BuiltinIersSigil};
[INFO] [stdout]   |                           ^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kine-core` (lib) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021", kill_on_drop: false }`
[INFO] [stdout] 448d7c3c91e6c686b0e02e2b97dc4e15c5ab78be4688acc6323313c27d493021
