[INFO] fetching crate sparkles 0.1.8...
[INFO] testing sparkles-0.1.8 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate sparkles 0.1.8 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate sparkles 0.1.8
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sparkles 0.1.8
[INFO] tweaked toml for crates.io crate sparkles 0.1.8 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparkles 0.1.8 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sparkles 0.1.8 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sparkles-macro v0.1.6
[INFO] [stderr]   Downloaded thread-id v5.0.0
[INFO] [stderr]   Downloaded multicast-discovery-socket v0.1.1
[INFO] [stderr]   Downloaded puffin_http v0.16.1
[INFO] [stderr]   Downloaded sparkles-core v0.1.8
[INFO] [stderr]   Downloaded sha2-const-stable v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c58ac8967215888b27f8342d8808cc4a6e8f4c2c26898ba53ea420d6a4cf093
[INFO] running `Command { std: "docker" "start" "-a" "3c58ac8967215888b27f8342d8808cc4a6e8f4c2c26898ba53ea420d6a4cf093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c58ac8967215888b27f8342d8808cc4a6e8f4c2c26898ba53ea420d6a4cf093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c58ac8967215888b27f8342d8808cc4a6e8f4c2c26898ba53ea420d6a4cf093", kill_on_drop: false }`
[INFO] [stdout] 3c58ac8967215888b27f8342d8808cc4a6e8f4c2c26898ba53ea420d6a4cf093
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c359340084a568e474c1078c12578a348a68ab82e46c9f1f84996f1c49e8c21d
[INFO] running `Command { std: "docker" "start" "-a" "c359340084a568e474c1078c12578a348a68ab82e46c9f1f84996f1c49e8c21d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling sha2-const-stable v0.1.0
[INFO] [stderr]    Compiling sparkles-core v0.1.8
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling if-addrs v0.13.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling thread-id v5.0.0
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling sparkles-macro v0.1.6
[INFO] [stderr]    Compiling multicast-discovery-socket v0.1.1
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling enumset_derive v0.11.0
[INFO] [stderr]    Compiling enumset v1.1.6
[INFO] [stderr]    Compiling sparkles v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/global_storage.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let g = sparkles_macro::range_event_start!("[internal] Taking stored events");
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grd`
[INFO] [stdout]    --> src/global_storage.rs:216:21
[INFO] [stdout]     |
[INFO] [stdout] 216 |                 let grd = crate::range_event_start(crate::calculate_hash("[internal] Send data bytes"), "[internal] Send data bytes");
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_grd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/lib.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let g = sparkles_macro::range_event_start!("[internal] Waiting for client connect");
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.12s
[INFO] running `Command { std: "docker" "inspect" "c359340084a568e474c1078c12578a348a68ab82e46c9f1f84996f1c49e8c21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c359340084a568e474c1078c12578a348a68ab82e46c9f1f84996f1c49e8c21d", kill_on_drop: false }`
[INFO] [stdout] c359340084a568e474c1078c12578a348a68ab82e46c9f1f84996f1c49e8c21d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e692c88a561f059fb1c0473b4e0ad044f08ca4539c76e2c7fd3cb0ad7926a24
[INFO] running `Command { std: "docker" "start" "-a" "1e692c88a561f059fb1c0473b4e0ad044f08ca4539c76e2c7fd3cb0ad7926a24", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]    Compiling lz4_flex v0.11.5
[INFO] [stderr]    Compiling ringbuf v0.4.8
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling colored v2.2.0
[INFO] [stderr]    Compiling multicast-discovery-socket v0.1.1
[INFO] [stderr]    Compiling sparkles v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/global_storage.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let g = sparkles_macro::range_event_start!("[internal] Taking stored events");
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grd`
[INFO] [stdout]    --> src/global_storage.rs:216:21
[INFO] [stdout]     |
[INFO] [stdout] 216 |                 let grd = crate::range_event_start(crate::calculate_hash("[internal] Send data bytes"), "[internal] Send data bytes");
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_grd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/lib.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let g = sparkles_macro::range_event_start!("[internal] Waiting for client connect");
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling simple_logger v5.0.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling puffin v0.19.1
[INFO] [stderr]    Compiling puffin_http v0.16.1
[INFO] [stdout] warning: unused variable: `finalize_guard`
[INFO] [stdout]   --> examples/how_to_use.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let finalize_guard = sparkles::init(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 18 |     let _finalize_guard = sparkles::init(
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stdout]    |
[INFO] [stdout] 18 -     let finalize_guard = sparkles::init(
[INFO] [stdout] 18 +     let sparkles::FinalizeGuard = sparkles::init(
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> examples/how_to_use.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let g = range_event_start!("main()");
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> examples/how_to_use.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let g = range_event_start!("joined thread");
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `finalize_guard`
[INFO] [stdout]   --> examples/configuration.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let finalize_guard = sparkles::init(config);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 23 |     let _finalize_guard = sparkles::init(config);
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stdout]    |
[INFO] [stdout] 23 -     let finalize_guard = sparkles::init(config);
[INFO] [stdout] 23 +     let sparkles::FinalizeGuard = sparkles::init(config);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> examples/configuration.rs:24:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     let g = range_event_start!("main()");
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_dense.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let start = range_event_start!("perform_tracing()");
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `finalize_guard`
[INFO] [stdout]   --> examples/tracing_dense.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let finalize_guard = sparkles::init(
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let _finalize_guard = sparkles::init(
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stdout]    |
[INFO] [stdout] 40 -     let finalize_guard = sparkles::init(
[INFO] [stdout] 40 +     let sparkles::FinalizeGuard = sparkles::init(
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> examples/tracing_dense.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             let g = range_event_start!("thread");
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let start = range_event_start!("outer");
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let start = range_event_start!("inner");
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let start = range_event_start!("inner2");
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:32:13
[INFO] [stdout]    |
[INFO] [stdout] 32 |         let start = range_event_start!("inner3");
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:33:13
[INFO] [stdout]    |
[INFO] [stdout] 33 |         let start = range_event_start!("inner4");
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]   --> examples/tracing_long.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let start = range_event_start!("inner5");
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `finalize_guard`
[INFO] [stdout]   --> examples/tracing_long.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stdout]    |
[INFO] [stdout] 46 -     let finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stdout] 46 +     let sparkles::FinalizeGuard = sparkles::init(SparklesConfig::default()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/global_storage.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let g = sparkles_macro::range_event_start!("[internal] Taking stored events");
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `grd`
[INFO] [stdout]    --> src/global_storage.rs:216:21
[INFO] [stdout]     |
[INFO] [stdout] 216 |                 let grd = crate::range_event_start(crate::calculate_hash("[internal] Send data bytes"), "[internal] Send data bytes");
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_grd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]    --> src/lib.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |     let g = sparkles_macro::range_event_start!("[internal] Waiting for client connect");
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.29s
[INFO] running `Command { std: "docker" "inspect" "1e692c88a561f059fb1c0473b4e0ad044f08ca4539c76e2c7fd3cb0ad7926a24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e692c88a561f059fb1c0473b4e0ad044f08ca4539c76e2c7fd3cb0ad7926a24", kill_on_drop: false }`
[INFO] [stdout] 1e692c88a561f059fb1c0473b4e0ad044f08ca4539c76e2c7fd3cb0ad7926a24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2339488ba728313beb53769a6c40daf5e5b3a4a0e30eec404c856b0c4a39c7e
[INFO] running `Command { std: "docker" "start" "-a" "e2339488ba728313beb53769a6c40daf5e5b3a4a0e30eec404c856b0c4a39c7e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> src/global_storage.rs:98:17
[INFO] [stderr]    |
[INFO] [stderr] 98 |             let g = sparkles_macro::range_event_start!("[internal] Taking stored events");
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `grd`
[INFO] [stderr]    --> src/global_storage.rs:216:21
[INFO] [stderr]     |
[INFO] [stderr] 216 |                 let grd = crate::range_event_start(crate::calculate_hash("[internal] Send data bytes"), "[internal] Send data bytes");
[INFO] [stderr]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_grd`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]    --> src/lib.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let g = sparkles_macro::range_event_start!("[internal] Waiting for client connect");
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: `sparkles` (lib) generated 3 warnings
[INFO] [stderr] warning: unused variable: `finalize_guard`
[INFO] [stderr]   --> examples/configuration.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let finalize_guard = sparkles::init(config);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 23 |     let _finalize_guard = sparkles::init(config);
[INFO] [stderr]    |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stderr]    |
[INFO] [stderr] 23 -     let finalize_guard = sparkles::init(config);
[INFO] [stderr] 23 +     let sparkles::FinalizeGuard = sparkles::init(config);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> examples/configuration.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let g = range_event_start!("main()");
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `finalize_guard`
[INFO] [stderr]   --> examples/how_to_use.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let finalize_guard = sparkles::init(
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 18 |     let _finalize_guard = sparkles::init(
[INFO] [stderr]    |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stderr]    |
[INFO] [stderr] 18 -     let finalize_guard = sparkles::init(
[INFO] [stderr] 18 +     let sparkles::FinalizeGuard = sparkles::init(
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> examples/how_to_use.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let g = range_event_start!("main()");
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> examples/how_to_use.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let g = range_event_start!("joined thread");
[INFO] [stderr]    |             ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let start = range_event_start!("outer");
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:30:13
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let start = range_event_start!("inner");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let start = range_event_start!("inner2");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let start = range_event_start!("inner3");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |         let start = range_event_start!("inner4");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_long.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let start = range_event_start!("inner5");
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `finalize_guard`
[INFO] [stderr]   --> examples/tracing_long.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 46 |     let _finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stderr]    |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stderr]    |
[INFO] [stderr] 46 -     let finalize_guard = sparkles::init(SparklesConfig::default()
[INFO] [stderr] 46 +     let sparkles::FinalizeGuard = sparkles::init(SparklesConfig::default()
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `start`
[INFO] [stderr]   --> examples/tracing_dense.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     let start = range_event_start!("perform_tracing()");
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `finalize_guard`
[INFO] [stderr]   --> examples/tracing_dense.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let finalize_guard = sparkles::init(
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let _finalize_guard = sparkles::init(
[INFO] [stderr]    |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named struct `FinalizeGuard`
[INFO] [stderr]    |
[INFO] [stderr] 40 -     let finalize_guard = sparkles::init(
[INFO] [stderr] 40 +     let sparkles::FinalizeGuard = sparkles::init(
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> examples/tracing_dense.rs:58:17
[INFO] [stderr]    |
[INFO] [stderr] 58 |             let g = range_event_start!("thread");
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr] 
[INFO] [stderr] warning: `sparkles` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: `sparkles` (example "configuration") generated 2 warnings (run `cargo fix --example "configuration"` to apply 1 suggestion)
[INFO] [stderr] warning: `sparkles` (example "how_to_use") generated 3 warnings (run `cargo fix --example "how_to_use"` to apply 1 suggestion)
[INFO] [stderr] warning: `sparkles` (example "tracing_long") generated 7 warnings (run `cargo fix --example "tracing_long"` to apply 1 suggestion)
[INFO] [stderr] warning: `sparkles` (example "tracing_dense") generated 3 warnings (run `cargo fix --example "tracing_dense"` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparkles-3fd9d513a3971b78)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests sparkles
[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] [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" "e2339488ba728313beb53769a6c40daf5e5b3a4a0e30eec404c856b0c4a39c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2339488ba728313beb53769a6c40daf5e5b3a4a0e30eec404c856b0c4a39c7e", kill_on_drop: false }`
[INFO] [stdout] e2339488ba728313beb53769a6c40daf5e5b3a4a0e30eec404c856b0c4a39c7e