[INFO] fetching crate cursive-cached-text-view 0.1.1...
[INFO] checking cursive-cached-text-view-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cursive-cached-text-view 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cursive-cached-text-view 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursive-cached-text-view 0.1.1
[INFO] finished tweaking crates.io crate cursive-cached-text-view 0.1.1
[INFO] tweaked toml for crates.io crate cursive-cached-text-view 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 63 packages
[INFO] [stderr]       Adding hashbrown v0.13.2 (latest: v0.14.3)
[INFO] [stderr]       Adding lru v0.10.1 (latest: v0.12.3)
[INFO] [stderr]       Adding ncurses v5.101.0 (latest: v6.0.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lru v0.10.1
[INFO] [stderr]   Downloaded ncurses v5.101.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 712b6e0d80f028b9e62e9f6fc15299b5e81e5fc8cbdad69a3558a6f2575b0498
[INFO] running `Command { std: "docker" "start" "-a" "712b6e0d80f028b9e62e9f6fc15299b5e81e5fc8cbdad69a3558a6f2575b0498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "712b6e0d80f028b9e62e9f6fc15299b5e81e5fc8cbdad69a3558a6f2575b0498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "712b6e0d80f028b9e62e9f6fc15299b5e81e5fc8cbdad69a3558a6f2575b0498", kill_on_drop: false }`
[INFO] [stdout] 712b6e0d80f028b9e62e9f6fc15299b5e81e5fc8cbdad69a3558a6f2575b0498
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63e142a89d601daf1b40fb2ab5b50466843e6fad7d949fed26059703ad2c20d2
[INFO] running `Command { std: "docker" "start" "-a" "63e142a89d601daf1b40fb2ab5b50466843e6fad7d949fed26059703ad2c20d2", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking lru v0.10.1
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stderr]     Checking enumset v1.1.3
[INFO] [stderr]     Checking cursive_core v0.3.7
[INFO] [stderr]     Checking cursive v0.20.0
[INFO] [stderr]     Checking cursive-cached-text-view v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Vec2` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:511:9
[INFO] [stdout]     |
[INFO] [stdout] 511 |     use cursive::Vec2;
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout] 512 |
[INFO] [stdout] 513 |     use super::*;
[INFO] [stdout]     |         -------- the item `Vec2` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.87s
[INFO] running `Command { std: "docker" "inspect" "63e142a89d601daf1b40fb2ab5b50466843e6fad7d949fed26059703ad2c20d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63e142a89d601daf1b40fb2ab5b50466843e6fad7d949fed26059703ad2c20d2", kill_on_drop: false }`
[INFO] [stdout] 63e142a89d601daf1b40fb2ab5b50466843e6fad7d949fed26059703ad2c20d2
[INFO] checking cursive-cached-text-view-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate cursive-cached-text-view 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cursive-cached-text-view 0.1.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursive-cached-text-view 0.1.1
[INFO] finished tweaking crates.io crate cursive-cached-text-view 0.1.1
[INFO] tweaked toml for crates.io crate cursive-cached-text-view 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c40184dc2eccf815e93aebf91ff61152364a78ab50685db7d2dee08512a3a91a
[INFO] running `Command { std: "docker" "start" "-a" "c40184dc2eccf815e93aebf91ff61152364a78ab50685db7d2dee08512a3a91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c40184dc2eccf815e93aebf91ff61152364a78ab50685db7d2dee08512a3a91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c40184dc2eccf815e93aebf91ff61152364a78ab50685db7d2dee08512a3a91a", kill_on_drop: false }`
[INFO] [stdout] c40184dc2eccf815e93aebf91ff61152364a78ab50685db7d2dee08512a3a91a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83f2e17ff41a3e34657f2eb4982eb2f859b1273b980842be5fdc4403c5e4c6da
[INFO] running `Command { std: "docker" "start" "-a" "83f2e17ff41a3e34657f2eb4982eb2f859b1273b980842be5fdc4403c5e4c6da", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking enum-map v2.7.3
[INFO] [stderr]     Checking lru v0.10.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]    Compiling enumset_derive v0.8.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.8.1/src/lib.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |                     error(expr.span(), "Enum discriminants must not be negative.")?;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type for type parameter `T` declared on the function `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/enumset_derive-0.8.1/src/lib.rs:283:13
[INFO] [stdout]     |
[INFO] [stdout] 283 | /             error(
[INFO] [stdout] 284 | |                 largest_discriminant_span,
[INFO] [stdout] 285 | |                 "`repr` is too small to contain the largest discriminant.",
[INFO] [stdout] 286 | |             )?;
[INFO] [stdout]     | |_____________^ cannot infer type for type parameter `T` declared on the function `error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enumset_derive` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "83f2e17ff41a3e34657f2eb4982eb2f859b1273b980842be5fdc4403c5e4c6da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83f2e17ff41a3e34657f2eb4982eb2f859b1273b980842be5fdc4403c5e4c6da", kill_on_drop: false }`
[INFO] [stdout] 83f2e17ff41a3e34657f2eb4982eb2f859b1273b980842be5fdc4403c5e4c6da