[INFO] fetching crate swing 0.1.0...
[INFO] testing swing-0.1.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate swing 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate swing 0.1.0
[INFO] finished tweaking crates.io crate swing 0.1.0
[INFO] tweaked toml for crates.io crate swing 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swing 0.1.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swing 0.1.0 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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] 74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e
[INFO] running `Command { std: "docker" "start" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", 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" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", 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" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling time v0.3.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling swing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.95s
[INFO] running `Command { std: "docker" "inspect" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", 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" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-complex v0.4.2
[INFO] [stderr]    Compiling lipsum v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling swing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:334:35
[INFO] [stdout]     |
[INFO] [stdout] 334 |             oscillate_dist(usize::max_value(), 255),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:335:35
[INFO] [stdout]     |
[INFO] [stdout] 335 |             oscillate_dist(usize::max_value() - 255, 255),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:338:54
[INFO] [stdout]     |
[INFO] [stdout] 338 |         assert_eq_with_eps(oscillate_dist(12, usize::max_value()), 1.0, 1e-2);
[INFO] [stdout]     |                                                      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:339:55
[INFO] [stdout]     |
[INFO] [stdout] 339 |         assert_eq_with_eps(oscillate_dist(257, usize::max_value()), 1.0, 1e-2);
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:341:35
[INFO] [stdout]     |
[INFO] [stdout] 341 |             oscillate_dist(usize::max_value(), usize::max_value()),
[INFO] [stdout]     |                                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/paint.rs:341:55
[INFO] [stdout]     |
[INFO] [stdout] 341 |             oscillate_dist(usize::max_value(), usize::max_value()),
[INFO] [stdout]     |                                                       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 8.91s
[INFO] running `Command { std: "docker" "inspect" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", 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" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:334:35
[INFO] [stderr]     |
[INFO] [stderr] 334 |             oscillate_dist(usize::max_value(), 255),
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:335:35
[INFO] [stderr]     |
[INFO] [stderr] 335 |             oscillate_dist(usize::max_value() - 255, 255),
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:338:54
[INFO] [stderr]     |
[INFO] [stderr] 338 |         assert_eq_with_eps(oscillate_dist(12, usize::max_value()), 1.0, 1e-2);
[INFO] [stderr]     |                                                      ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:339:55
[INFO] [stderr]     |
[INFO] [stderr] 339 |         assert_eq_with_eps(oscillate_dist(257, usize::max_value()), 1.0, 1e-2);
[INFO] [stderr]     |                                                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:341:35
[INFO] [stderr]     |
[INFO] [stderr] 341 |             oscillate_dist(usize::max_value(), usize::max_value()),
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::num::<impl usize>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stderr]    --> src/paint.rs:341:55
[INFO] [stderr]     |
[INFO] [stderr] 341 |             oscillate_dist(usize::max_value(), usize::max_value()),
[INFO] [stderr]     |                                                       ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `swing` (lib test) generated 6 warnings
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/swing/3880289ff506954a/out/swing-3880289ff506954a)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stderr] 
[INFO] [stdout] test paint::tests::oscillate_dist_oscillates ... ok
[INFO] [stderr] 
[INFO] [stdout] test paint::tests::paint_fns_handle_empty_msg ... ok
[INFO] [stdout] test paint::tests::paint_log_with_inline_gradient_uses_steps_arg ... FAILED
[INFO] [stdout] test paint::tests::paint_log_with_multi_line_gradient_uses_steps_arg ... FAILED
[INFO] [stdout] test color::tests::rgb_into_color_is_accurate ... ok
[INFO] [stdout] test paint::tests::paint_inline_gradient_colors_by_level ... FAILED
[INFO] [stdout] test paint::tests::oscillate_dist_handles_0_n ... ok
[INFO] [stdout] test paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level ... FAILED
[INFO] [stdout] test paint::tests::paint_multi_line_gradient_colors_by_level ... FAILED
[INFO] [stdout] test paint::tests::linear_gradient_clamps_dist ... ok
[INFO] [stdout] test paint::tests::linear_gradient_calculates_correct_color ... ok
[INFO] [stdout] test paint::tests::paint_solid_colors_by_level ... FAILED
[INFO] [stdout] test sculpt::tests::sculpt_custom_formats_correctly ... ok
[INFO] [stdout] test tests::enabled_filters_levels ... ok
[INFO] [stdout] test paint::tests::paint_with_none_format_returns_orig ... ok
[INFO] [stdout] 2026-10-18T18:04:14.150138543Z [] INFO - 
[INFO] [stdout] test sculpt::tests::sculpt_presets_return_non_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] test tests::enabled_with_off_level_filter_is_always_false ... ok
[INFO] [stdout] test tests::log_handles_empty_record ... ok
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] test write::tests::write_handles_empty_msg ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_log_with_inline_gradient_uses_steps_arg stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_log_with_inline_gradient_uses_steps_arg' (878) panicked at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/iter/adapters/step_by.rs:36:9:
[INFO] [stdout] assertion failed: step != 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd0b4 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d47053c2 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]   12:     0x5a17d4670019 - <swing[30916ce4aa66c48e]::paint::tests::paint_log_with_inline_gradient_uses_steps_arg::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   14:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   15:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   19:     0x7d407a3433d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_log_with_multi_line_gradient_uses_steps_arg stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_log_with_multi_line_gradient_uses_steps_arg' (880) panicked at src/paint.rs:487:9:
[INFO] [stdout] assertion `left != right` failed
[INFO] [stdout]   left: "foo"
[INFO] [stdout]  right: "foo"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd082 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d4705313 - core[a373ad73a504971]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x5a17d4666554 - core[a373ad73a504971]::panicking::assert_failed::<alloc[2e1b2a31b91974c5]::string::String, alloc[2e1b2a31b91974c5]::string::String>
[INFO] [stdout]   13:     0x5a17d4670a2f - <swing[30916ce4aa66c48e]::paint::tests::paint_log_with_multi_line_gradient_uses_steps_arg::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   15:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   20:     0x7d407a3433d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_inline_gradient_colors_by_level stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_inline_gradient_colors_by_level' (877) panicked at src/paint.rs:243:21:
[INFO] [stdout] "foo" and "foo" had different levels but generated the same formatted line
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd082 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d466ee1b - <swing[30916ce4aa66c48e]::paint::tests::paint_inline_gradient_colors_by_level::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   18:     0x7d407a3433d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level' (879) panicked at src/paint.rs:446:17:
[INFO] [stdout] assertion `left != right` failed
[INFO] [stdout]   left: "foo"
[INFO] [stdout]  right: "foo"
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd082 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d4705313 - core[a373ad73a504971]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x5a17d4666554 - core[a373ad73a504971]::panicking::assert_failed::<alloc[2e1b2a31b91974c5]::string::String, alloc[2e1b2a31b91974c5]::string::String>
[INFO] [stdout]   13:     0x5a17d466d3f8 - swing[30916ce4aa66c48e]::paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level::{closure#0}
[INFO] [stdout]   14:     0x5a17d4670ce7 - <swing[30916ce4aa66c48e]::paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   15:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   16:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   17:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   18:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   19:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   20:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   21:     0x7d407a3433d4 - clone
[INFO] [stdout]   22:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_multi_line_gradient_colors_by_level stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_multi_line_gradient_colors_by_level' (881) panicked at src/paint.rs:243:21:
[INFO] [stdout] "foo" and "foo" had different levels but generated the same formatted line
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd082 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d466f77b - <swing[30916ce4aa66c48e]::paint::tests::paint_multi_line_gradient_colors_by_level::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   18:     0x7d407a3433d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- paint::tests::paint_solid_colors_by_level stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'paint::tests::paint_solid_colors_by_level' (882) panicked at src/paint.rs:243:21:
[INFO] [stdout] "foo" and "foo" had different levels but generated the same formatted line
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5a17d46f0b71 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5a17d4704cca - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5a17d46f4dfc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5a17d46ccfd6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5a17d46e9209 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5a17d467ef00 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5a17d46e93c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5a17d46cd082 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5a17d46c5d99 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5a17d46cdc8d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5a17d47053fc - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5a17d466e25d - <swing[30916ce4aa66c48e]::paint::tests::paint_solid_colors_by_level::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   12:     0x5a17d467234b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   13:     0x5a17d467f525 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   14:     0x5a17d4678e14 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   15:     0x5a17d46825b2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   16:     0x5a17d46f03cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   17:     0x7d407a2afdfa - <unknown>
[INFO] [stdout]   18:     0x7d407a3433d4 - clone
[INFO] [stdout]   19:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     paint::tests::paint_inline_gradient_colors_by_level
[INFO] [stdout]     paint::tests::paint_log_with_inline_gradient_uses_steps_arg
[INFO] [stdout]     paint::tests::paint_log_with_multi_line_gradient_changes_color_within_level
[INFO] [stdout]     paint::tests::paint_log_with_multi_line_gradient_uses_steps_arg
[INFO] [stdout]     paint::tests::paint_multi_line_gradient_colors_by_level
[INFO] [stdout]     paint::tests::paint_solid_colors_by_level
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 13 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e", kill_on_drop: false }`
[INFO] [stdout] 74ba045992a315f5f7c0936c77880cc58dd86f1f4a76ce9b7b01e19ec182cf8e
