[INFO] fetching crate syncat-stylesheet 2.2.1...
[INFO] testing syncat-stylesheet-2.2.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syncat-stylesheet 2.2.1 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate syncat-stylesheet 2.2.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate syncat-stylesheet 2.2.1
[INFO] finished tweaking crates.io crate syncat-stylesheet 2.2.1
[INFO] tweaked toml for crates.io crate syncat-stylesheet 2.2.1 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84fffd4ee7f77d9782a88c54c90d30cc9da18d353dfa22c17a312865de19a72d
[INFO] running `Command { std: "docker" "start" "-a" "84fffd4ee7f77d9782a88c54c90d30cc9da18d353dfa22c17a312865de19a72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84fffd4ee7f77d9782a88c54c90d30cc9da18d353dfa22c17a312865de19a72d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84fffd4ee7f77d9782a88c54c90d30cc9da18d353dfa22c17a312865de19a72d", kill_on_drop: false }`
[INFO] [stdout] 84fffd4ee7f77d9782a88c54c90d30cc9da18d353dfa22c17a312865de19a72d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 905c626b57f853594b0d7a580cf8b60527127b1a9330ad5e883314f9cb7a6da0
[INFO] running `Command { std: "docker" "start" "-a" "905c626b57f853594b0d7a580cf8b60527127b1a9330ad5e883314f9cb7a6da0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling tree-sitter v0.19.5
[INFO] [stderr]    Compiling syncat-stylesheet v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling enquote v1.1.0
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     kind: ErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "905c626b57f853594b0d7a580cf8b60527127b1a9330ad5e883314f9cb7a6da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "905c626b57f853594b0d7a580cf8b60527127b1a9330ad5e883314f9cb7a6da0", kill_on_drop: false }`
[INFO] [stdout] 905c626b57f853594b0d7a580cf8b60527127b1a9330ad5e883314f9cb7a6da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 768c7bd2c44206ddf33c39f4cc22e5cd86a37cce5375b4de2793968d5ca7e4a3
[INFO] running `Command { std: "docker" "start" "-a" "768c7bd2c44206ddf33c39f4cc22e5cd86a37cce5375b4de2793968d5ca7e4a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syncat-stylesheet v2.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     kind: ErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `kind`
[INFO] [stdout]   --> src/error.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     kind: ErrorKind,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/error.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.29s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/syncat_stylesheet-ab9ab89c48f5d359)
[INFO] running `Command { std: "docker" "inspect" "768c7bd2c44206ddf33c39f4cc22e5cd86a37cce5375b4de2793968d5ca7e4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "768c7bd2c44206ddf33c39f4cc22e5cd86a37cce5375b4de2793968d5ca7e4a3", kill_on_drop: false }`
[INFO] [stdout] 768c7bd2c44206ddf33c39f4cc22e5cd86a37cce5375b4de2793968d5ca7e4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9eaf52f1757e13d7f293c617d2d5d745c84fb5786a52ca9d2f1d8ff1dc606e02
[INFO] running `Command { std: "docker" "start" "-a" "9eaf52f1757e13d7f293c617d2d5d745c84fb5786a52ca9d2f1d8ff1dc606e02", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `kind`
[INFO] [stderr]   --> src/error.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     kind: ErrorKind,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/error.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `syncat-stylesheet` (lib) generated 1 warning
[INFO] [stderr] warning: `syncat-stylesheet` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syncat_stylesheet-ab9ab89c48f5d359)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syncat-stylesheet
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9eaf52f1757e13d7f293c617d2d5d745c84fb5786a52ca9d2f1d8ff1dc606e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eaf52f1757e13d7f293c617d2d5d745c84fb5786a52ca9d2f1d8ff1dc606e02", kill_on_drop: false }`
[INFO] [stdout] 9eaf52f1757e13d7f293c617d2d5d745c84fb5786a52ca9d2f1d8ff1dc606e02