[INFO] fetching crate fltk-flow 0.2.4... [INFO] testing fltk-flow-0.2.4 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate fltk-flow 0.2.4 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate fltk-flow 0.2.4 [INFO] finished tweaking crates.io crate fltk-flow 0.2.4 [INFO] tweaked toml for crates.io crate fltk-flow 0.2.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fltk-flow 0.2.4 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fltk-flow 0.2.4 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 75cf305ec18d8ce01819b578c45e0e7c3c159f979551b5c1796ef94a92769fe9 [INFO] running `Command { std: "docker" "start" "-a" "75cf305ec18d8ce01819b578c45e0e7c3c159f979551b5c1796ef94a92769fe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "75cf305ec18d8ce01819b578c45e0e7c3c159f979551b5c1796ef94a92769fe9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75cf305ec18d8ce01819b578c45e0e7c3c159f979551b5c1796ef94a92769fe9", kill_on_drop: false }` [INFO] [stdout] 75cf305ec18d8ce01819b578c45e0e7c3c159f979551b5c1796ef94a92769fe9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3235e0b33af5544e71ec13d04287f623935c3973fa32a9f79a0ed13454baccf7 [INFO] running `Command { std: "docker" "start" "-a" "3235e0b33af5544e71ec13d04287f623935c3973fa32a9f79a0ed13454baccf7", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.1.5 [INFO] [stderr] Compiling crossbeam-utils v0.8.20 [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling fltk-build v0.1.1 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling ttf-parser v0.21.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.13 [INFO] [stderr] Compiling cmake v0.1.50 [INFO] [stderr] Compiling fltk-sys v1.4.32 [INFO] [stderr] Compiling fltk v1.4.32 [INFO] [stderr] Compiling fltk-flow v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 38s [INFO] running `Command { std: "docker" "inspect" "3235e0b33af5544e71ec13d04287f623935c3973fa32a9f79a0ed13454baccf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3235e0b33af5544e71ec13d04287f623935c3973fa32a9f79a0ed13454baccf7", kill_on_drop: false }` [INFO] [stdout] 3235e0b33af5544e71ec13d04287f623935c3973fa32a9f79a0ed13454baccf7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a79bb63d597411af682fe7901fcecbf8a3bee7c9aadd80e0098add3cf8bbfa1d [INFO] running `Command { std: "docker" "start" "-a" "a79bb63d597411af682fe7901fcecbf8a3bee7c9aadd80e0098add3cf8bbfa1d", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fltk-flow v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stdout] --> src/lib.rs:18:1 [INFO] [stdout] | [INFO] [stdout] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "a79bb63d597411af682fe7901fcecbf8a3bee7c9aadd80e0098add3cf8bbfa1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a79bb63d597411af682fe7901fcecbf8a3bee7c9aadd80e0098add3cf8bbfa1d", kill_on_drop: false }` [INFO] [stdout] a79bb63d597411af682fe7901fcecbf8a3bee7c9aadd80e0098add3cf8bbfa1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 945960c6f92560b7e8c6a072aef7b9bbacaf7ae70d9ec83e3581f244b9b981fe [INFO] running `Command { std: "docker" "start" "-a" "945960c6f92560b7e8c6a072aef7b9bbacaf7ae70d9ec83e3581f244b9b981fe", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stderr] --> src/lib.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `single-threaded` [INFO] [stderr] --> src/lib.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | fltk::macros::widget::impl_widget_ext!(Flow, Fl_Flow); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `fltk::macros::widget::impl_widget_ext` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the macro `fltk::macros::widget::impl_widget_ext` may come from an old version of the `fltk` crate, try updating your dependency with `cargo update -p fltk` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: this warning originates in the macro `fltk::macros::widget::impl_widget_ext` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `fltk-flow` (lib) generated 2 warnings [INFO] [stderr] warning: `fltk-flow` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fltk_flow-3785220134581095) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests fltk_flow [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" "945960c6f92560b7e8c6a072aef7b9bbacaf7ae70d9ec83e3581f244b9b981fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "945960c6f92560b7e8c6a072aef7b9bbacaf7ae70d9ec83e3581f244b9b981fe", kill_on_drop: false }` [INFO] [stdout] 945960c6f92560b7e8c6a072aef7b9bbacaf7ae70d9ec83e3581f244b9b981fe