[INFO] fetching crate rufi_gradient 2.0.12...
[INFO] testing rufi_gradient-2.0.12 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate rufi_gradient 2.0.12 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rufi_gradient 2.0.12
[INFO] finished tweaking crates.io crate rufi_gradient 2.0.12
[INFO] tweaked toml for crates.io crate rufi_gradient 2.0.12 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rufi_gradient 2.0.12 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 23 packages to highest compatible versions
[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 rf-core v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172
[INFO] running `Command { std: "docker" "start" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", 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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172" "/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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", 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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling zerocopy v0.8.60
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.8
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling rf-core v0.6.0
[INFO] [stderr]    Compiling rufi_gradient v2.0.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.38s
[INFO] running `Command { std: "docker" "inspect" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", 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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling rufi_gradient v2.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> tests/test.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 |                 .filter(|n| (n > &0 && n < &6))
[INFO] [stdout]    |                             ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -                 .filter(|n| (n > &0 && n < &6))
[INFO] [stdout] 28 +                 .filter(|n| n > &0 && n < &6)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `self_id` is never read
[INFO] [stdout]  --> tests/utils/mod.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct DeviceState {
[INFO] [stdout]   |            ----------- field in this struct
[INFO] [stdout] 9 |     pub self_id: i32,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `DeviceState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `devices` is never read
[INFO] [stdout]   --> tests/utils/mod.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Topology {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 23 |     pub devices: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Topology` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", 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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> tests/test.rs:28:29
[INFO] [stderr]    |
[INFO] [stderr] 28 |                 .filter(|n| (n > &0 && n < &6))
[INFO] [stderr]    |                             ^                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 -                 .filter(|n| (n > &0 && n < &6))
[INFO] [stderr] 28 +                 .filter(|n| n > &0 && n < &6)
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `self_id` is never read
[INFO] [stderr]  --> tests/utils/mod.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct DeviceState {
[INFO] [stderr]   |            ----------- field in this struct
[INFO] [stderr] 9 |     pub self_id: i32,
[INFO] [stderr]   |         ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `DeviceState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `devices` is never read
[INFO] [stderr]   --> tests/utils/mod.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Topology {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] 23 |     pub devices: Vec<i32>,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Topology` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `rufi_gradient` (test "test") generated 3 warnings (run `cargo fix --test "test" -p rufi_gradient` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rufi_gradient-ba3fb60b830a401f)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-5b03f6bb0fa3b897)
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_multiple_sources ... ok
[INFO] [stdout] test test_exports ... ok
[INFO] [stdout] test test_single_source ... ok
[INFO] [stderr]    Doc-tests rufi_gradient
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[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" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172", kill_on_drop: false }`
[INFO] [stdout] cc9410b2c83e4d9cc3dda17693559beffd59424357d691b190faaf5802be1172
