[INFO] fetching crate gtk-rust-app-derive 0.2.8...
[INFO] testing gtk-rust-app-derive-0.2.8 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate gtk-rust-app-derive 0.2.8 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gtk-rust-app-derive 0.2.8
[INFO] finished tweaking crates.io crate gtk-rust-app-derive 0.2.8
[INFO] tweaked toml for crates.io crate gtk-rust-app-derive 0.2.8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gtk-rust-app-derive 0.2.8 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.104)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3789bdf628bb11267762e940bde24a6ecf48a022cdfa445bdada8828a54230ef
[INFO] running `Command { std: "docker" "start" "-a" "3789bdf628bb11267762e940bde24a6ecf48a022cdfa445bdada8828a54230ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3789bdf628bb11267762e940bde24a6ecf48a022cdfa445bdada8828a54230ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3789bdf628bb11267762e940bde24a6ecf48a022cdfa445bdada8828a54230ef", kill_on_drop: false }`
[INFO] [stdout] 3789bdf628bb11267762e940bde24a6ecf48a022cdfa445bdada8828a54230ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 1ebf2fc5da6f22d1aa065c6ed5042460f33d31ee9f58c2d66a1c70c42da69177
[INFO] running `Command { std: "docker" "start" "-a" "1ebf2fc5da6f22d1aa065c6ed5042460f33d31ee9f58c2d66a1c70c42da69177", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling gtk-rust-app-derive v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.76s
[INFO] running `Command { std: "docker" "inspect" "1ebf2fc5da6f22d1aa065c6ed5042460f33d31ee9f58c2d66a1c70c42da69177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ebf2fc5da6f22d1aa065c6ed5042460f33d31ee9f58c2d66a1c70c42da69177", kill_on_drop: false }`
[INFO] [stdout] 1ebf2fc5da6f22d1aa065c6ed5042460f33d31ee9f58c2d66a1c70c42da69177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fe7fe582e71c62db047a6b96ecc1e2420ab1cdec566ba728a684bc10e9a955cc
[INFO] running `Command { std: "docker" "start" "-a" "fe7fe582e71c62db047a6b96ecc1e2420ab1cdec566ba728a684bc10e9a955cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling gtk-rust-app-derive v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "fe7fe582e71c62db047a6b96ecc1e2420ab1cdec566ba728a684bc10e9a955cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7fe582e71c62db047a6b96ecc1e2420ab1cdec566ba728a684bc10e9a955cc", kill_on_drop: false }`
[INFO] [stdout] fe7fe582e71c62db047a6b96ecc1e2420ab1cdec566ba728a684bc10e9a955cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d7f0a86a49fb07ec495f06eefc7684d90b6c3aa3b1bde81a2cf92513351ff21c
[INFO] running `Command { std: "docker" "start" "-a" "d7f0a86a49fb07ec495f06eefc7684d90b6c3aa3b1bde81a2cf92513351ff21c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gtk_rust_app_derive-95ab8373648b4cb9)
[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] [stderr]    Doc-tests gtk_rust_app_derive
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - gobject (line 14) ... ignored
[INFO] [stdout] test src/lib.rs - widget (line 33) ... ignored
[INFO] [stdout] test src/widget/signals.rs - widget::signals::get_signal_handlers (line 119) ... FAILED
[INFO] [stdout] test src/widget/signals.rs - widget::signals::get_signal_handlers (line 124) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/widget/signals.rs - widget::signals::get_signal_handlers (line 119) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `:`
[INFO] [stdout]  --> src/widget/signals.rs:121:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | on_button_click: ()
[INFO] [stdout]   |                ^ expected one of `!` or `::`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/widget/signals.rs - widget::signals::get_signal_handlers (line 124) stdout ----
[INFO] [stdout] error: expected one of `!` or `::`, found `A`
[INFO] [stdout]  --> src/widget/signals.rs:125:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | imp A {
[INFO] [stdout]   |     ^ expected one of `!` or `::`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a keyword `impl` with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 1 | impl A {
[INFO] [stdout]   |    +
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/widget/signals.rs - widget::signals::get_signal_handlers (line 119)
[INFO] [stdout]     src/widget/signals.rs - widget::signals::get_signal_handlers (line 124)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "d7f0a86a49fb07ec495f06eefc7684d90b6c3aa3b1bde81a2cf92513351ff21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f0a86a49fb07ec495f06eefc7684d90b6c3aa3b1bde81a2cf92513351ff21c", kill_on_drop: false }`
[INFO] [stdout] d7f0a86a49fb07ec495f06eefc7684d90b6c3aa3b1bde81a2cf92513351ff21c