[INFO] fetching crate futtlui 0.3.9...
[INFO] testing futtlui-0.3.9 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate futtlui 0.3.9 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate futtlui 0.3.9
[INFO] finished tweaking crates.io crate futtlui 0.3.9
[INFO] tweaked toml for crates.io crate futtlui 0.3.9 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate futtlui 0.3.9 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] crate crates.io crate futtlui 0.3.9 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futtl v0.4.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca
[INFO] running `Command { std: "docker" "start" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", 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" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca" "/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" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", 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" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling glob v0.3.4
[INFO] [stderr]    Compiling libc v0.2.189
[INFO] [stderr]    Compiling prettyplease v0.2.37
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling bindgen v0.72.1
[INFO] [stderr]    Compiling either v1.18.0
[INFO] [stderr]    Compiling bitflags v2.13.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.12
[INFO] [stderr]    Compiling rustc-hash v2.1.3
[INFO] [stderr]    Compiling libloading v0.8.9
[INFO] [stderr]    Compiling cc v1.4.5
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling clang-sys v1.9.1
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling futtl v0.4.8
[INFO] [stderr]    Compiling futtlui v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 30.50s
[INFO] running `Command { std: "docker" "inspect" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", 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" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling futtlui v0.3.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cell::Cell`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cell::Cell;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", 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" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cell::Cell`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::cell::Cell;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `futtlui` (lib) generated 2 warnings (run `cargo fix --lib -p futtlui` to apply 2 suggestions)
[INFO] [stderr] warning: `futtlui` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/futtlui-6aa0af40b70ce9a3)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::canvas_callback_receives_current_geometry ... ok
[INFO] [stdout] test tests::test ... FAILED
[INFO] [stdout] test tests::reset_widget_contexts_clears_canvas_context_ids ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test' (758) panicked at src/lib.rs:485:13:
[INFO] [stdout] assertion `left == right` failed: failed to release the previous frame's widget context
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x60e6a4441c21 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x60e6a445603a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x60e6a44460bc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x60e6a441e216 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x60e6a443a389 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x60e6a43d4910 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x60e6a443a542 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x60e6a441e2c2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x60e6a4417049 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x60e6a441eebd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x60e6a445679c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x60e6a4456713 - core[df12db4294e9bfd3]::panicking::assert_failed_inner
[INFO] [stdout]   12:     0x60e6a4416be5 - core[df12db4294e9bfd3]::panicking::assert_failed::<i32, i32>
[INFO] [stdout]   13:     0x60e6a43c68ea - <futtlui[febc6cf2df7167ee]::Win>::render
[INFO] [stdout]   14:     0x60e6a43c331c - futtlui[febc6cf2df7167ee]::tests::test
[INFO] [stdout]   15:     0x60e6a43c7b89 - <futtlui[febc6cf2df7167ee]::tests::test::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   16:     0x60e6a43c7bfb - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   17:     0x60e6a43d5265 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   18:     0x60e6a43ceb24 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   19:     0x60e6a43d83c2 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   20:     0x60e6a44414f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   21:     0x7cd6d0f53dfa - <unknown>
[INFO] [stdout]   22:     0x7cd6d0fe73d4 - clone
[INFO] [stdout]   23:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca", kill_on_drop: false }`
[INFO] [stdout] cd0ba73330992e88aef1ea9bad6cfa5efd03f2778888986e533d6823bc3190ca
