[INFO] fetching crate fltk-decl 0.2.7...
[INFO] checking fltk-decl-0.2.7 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate fltk-decl 0.2.7 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fltk-decl 0.2.7 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fltk-decl 0.2.7
[INFO] finished tweaking crates.io crate fltk-decl 0.2.7
[INFO] tweaked toml for crates.io crate fltk-decl 0.2.7 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate fltk-decl 0.2.7 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json5 v0.1.0
[INFO] [stderr]   Downloaded serde-lexpr v0.1.3
[INFO] [stderr]   Downloaded lexpr-macros v0.2.2
[INFO] [stderr]   Downloaded xml-rs v0.8.16
[INFO] [stderr]   Downloaded lexpr v0.2.7
[INFO] [stderr]   Downloaded ttf-parser v0.19.1
[INFO] [stderr]   Downloaded notify v5.2.0
[INFO] [stderr]   Downloaded fltk v1.4.12
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.9
[INFO] [stderr]   Downloaded cc v1.0.80
[INFO] [stderr]   Downloaded serde_yaml v0.9.25
[INFO] [stderr]   Downloaded winnow v0.5.3
[INFO] [stderr]   Downloaded fltk-sys v1.4.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8acae0817db6dc025157be88ba1347ba0535cd83f1f25d7fed087c7cd7300436
[INFO] running `Command { std: "docker" "start" "-a" "8acae0817db6dc025157be88ba1347ba0535cd83f1f25d7fed087c7cd7300436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8acae0817db6dc025157be88ba1347ba0535cd83f1f25d7fed087c7cd7300436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8acae0817db6dc025157be88ba1347ba0535cd83f1f25d7fed087c7cd7300436", kill_on_drop: false }`
[INFO] [stdout] 8acae0817db6dc025157be88ba1347ba0535cd83f1f25d7fed087c7cd7300436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f14249ca452f77602a7d3cfabad5032384009c1dd565441a3341033e6c496a3a
[INFO] running `Command { std: "docker" "start" "-a" "f14249ca452f77602a7d3cfabad5032384009c1dd565441a3341033e6c496a3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking ttf-parser v0.19.1
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking winnow v0.5.3
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking xml-rs v0.8.16
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling lexpr-macros v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking lexpr v0.2.7
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]    Compiling cc v1.0.80
[INFO] [stderr]     Checking notify v5.2.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling fltk-sys v1.4.12
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling pest v2.7.2
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]     Checking serde-lexpr v0.1.3
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking toml_edit v0.19.14
[INFO] [stderr]    Compiling pest_meta v2.7.2
[INFO] [stderr]     Checking toml v0.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.2
[INFO] [stderr]    Compiling pest_derive v2.7.2
[INFO] [stderr]     Checking serde_json5 v0.1.0
[INFO] [stderr]     Checking fltk v1.4.12
[INFO] [stderr]     Checking fltk-decl v0.2.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `*`, `prelude::*`
[INFO] [stdout]  --> examples/menu.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use fltk::{prelude::*, *};
[INFO] [stdout]   |            ^^^^^^^^^^  ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fltk_decl::DeclarativeApp`
[INFO] [stdout]  --> examples/menu.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fltk_decl::DeclarativeApp;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.27s
[INFO] running `Command { std: "docker" "inspect" "f14249ca452f77602a7d3cfabad5032384009c1dd565441a3341033e6c496a3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14249ca452f77602a7d3cfabad5032384009c1dd565441a3341033e6c496a3a", kill_on_drop: false }`
[INFO] [stdout] f14249ca452f77602a7d3cfabad5032384009c1dd565441a3341033e6c496a3a
[INFO] checking fltk-decl-0.2.7 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate fltk-decl 0.2.7 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fltk-decl 0.2.7 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fltk-decl 0.2.7
[INFO] finished tweaking crates.io crate fltk-decl 0.2.7
[INFO] tweaked toml for crates.io crate fltk-decl 0.2.7 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate fltk-decl 0.2.7 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7970acd777c6f2270ad5db6f73f8255e8b421936e16f178f6d991a64ad19a94
[INFO] running `Command { std: "docker" "start" "-a" "f7970acd777c6f2270ad5db6f73f8255e8b421936e16f178f6d991a64ad19a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7970acd777c6f2270ad5db6f73f8255e8b421936e16f178f6d991a64ad19a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7970acd777c6f2270ad5db6f73f8255e8b421936e16f178f6d991a64ad19a94", kill_on_drop: false }`
[INFO] [stdout] f7970acd777c6f2270ad5db6f73f8255e8b421936e16f178f6d991a64ad19a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a119cc1e20088007069299babd1c2bc87cf92b660f0c5cbec98a8ed871cb67e
[INFO] running `Command { std: "docker" "start" "-a" "4a119cc1e20088007069299babd1c2bc87cf92b660f0c5cbec98a8ed871cb67e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.180
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking ttf-parser v0.19.1
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking winnow v0.5.3
[INFO] [stderr]     Checking xml-rs v0.8.16
[INFO] [stderr]    Compiling serde_derive v1.0.180
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.180/src/lib_precompiled.rs:68:9
[INFO] [stdout]    |
[INFO] [stdout] 68 |         panic!();
[INFO] [stdout]    |         ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_derive` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4a119cc1e20088007069299babd1c2bc87cf92b660f0c5cbec98a8ed871cb67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a119cc1e20088007069299babd1c2bc87cf92b660f0c5cbec98a8ed871cb67e", kill_on_drop: false }`
[INFO] [stdout] 4a119cc1e20088007069299babd1c2bc87cf92b660f0c5cbec98a8ed871cb67e