[INFO] fetching crate gex 0.6.4...
[INFO] checking gex-0.6.4 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate gex 0.6.4 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate gex 0.6.4 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 gex 0.6.4
[INFO] finished tweaking crates.io crate gex 0.6.4
[INFO] tweaked toml for crates.io crate gex 0.6.4 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate gex 0.6.4 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-case-core v3.2.1
[INFO] [stderr]   Downloaded serde v1.0.168
[INFO] [stderr]   Downloaded test-case v3.2.1
[INFO] [stderr]   Downloaded vte v0.12.0
[INFO] [stderr]   Downloaded serde_derive v1.0.168
[INFO] [stderr]   Downloaded winnow v0.5.15
[INFO] [stderr]   Downloaded test-case-macros v3.2.1
[INFO] [stderr]   Downloaded redox_syscall v0.2.15
[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] e1233fb6a7bd97285914c953f334ae77228b9c0ce20d281d252ee3a34e27e6b1
[INFO] running `Command { std: "docker" "start" "-a" "e1233fb6a7bd97285914c953f334ae77228b9c0ce20d281d252ee3a34e27e6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1233fb6a7bd97285914c953f334ae77228b9c0ce20d281d252ee3a34e27e6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1233fb6a7bd97285914c953f334ae77228b9c0ce20d281d252ee3a34e27e6b1", kill_on_drop: false }`
[INFO] [stdout] e1233fb6a7bd97285914c953f334ae77228b9c0ce20d281d252ee3a34e27e6b1
[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] f9f135a59bf5826be31111b6309652e687ebf827886d139b180da41eb4602bf9
[INFO] running `Command { std: "docker" "start" "-a" "f9f135a59bf5826be31111b6309652e687ebf827886d139b180da41eb4602bf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.168
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling vte_generate_state_changes v0.1.1
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling gex v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libgit2-sys v0.16.1+1.7.1
[INFO] [stderr]     Checking vte v0.12.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling test-case-core v3.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.168
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling strum_macros v0.25.2
[INFO] [stderr]    Compiling test-case-macros v3.2.1
[INFO] [stderr]     Checking test-case v3.2.1
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking serde_ignored v0.1.9
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking git2 v0.18.1
[INFO] [stderr]     Checking toml_edit v0.20.7
[INFO] [stderr]     Checking toml v0.8.6
[INFO] [stdout] warning: the item `Color` is imported redundantly
[INFO] [stdout]    --> src/config.rs:344:9
[INFO] [stdout]     |
[INFO] [stdout] 343 |     use super::*;
[INFO] [stdout]     |         -------- the item `Color` is already imported here
[INFO] [stdout] 344 |     use crossterm::style::Color;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toggle_expand` is never used
[INFO] [stdout]   --> src/status.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Expand {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 31 |     fn toggle_expand(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `toggle_expand` is never used
[INFO] [stdout]   --> src/status.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub trait Expand {
[INFO] [stdout]    |           ------ method in this trait
[INFO] [stdout] 31 |     fn toggle_expand(&mut self);
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.97s
[INFO] running `Command { std: "docker" "inspect" "f9f135a59bf5826be31111b6309652e687ebf827886d139b180da41eb4602bf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9f135a59bf5826be31111b6309652e687ebf827886d139b180da41eb4602bf9", kill_on_drop: false }`
[INFO] [stdout] f9f135a59bf5826be31111b6309652e687ebf827886d139b180da41eb4602bf9
[INFO] checking gex-0.6.4 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate gex 0.6.4 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate gex 0.6.4 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 gex 0.6.4
[INFO] finished tweaking crates.io crate gex 0.6.4
[INFO] tweaked toml for crates.io crate gex 0.6.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate gex 0.6.4 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" "+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] 267c9ad017fb363d2a2fd8ae732a26c432bf05da29ddb102d5489b461301d353
[INFO] running `Command { std: "docker" "start" "-a" "267c9ad017fb363d2a2fd8ae732a26c432bf05da29ddb102d5489b461301d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267c9ad017fb363d2a2fd8ae732a26c432bf05da29ddb102d5489b461301d353", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267c9ad017fb363d2a2fd8ae732a26c432bf05da29ddb102d5489b461301d353", kill_on_drop: false }`
[INFO] [stdout] 267c9ad017fb363d2a2fd8ae732a26c432bf05da29ddb102d5489b461301d353
[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] c696888fa679ecc9b458c5f6f9380a53d54d2ab5281497999fd6eee222900036
[INFO] running `Command { std: "docker" "start" "-a" "c696888fa679ecc9b458c5f6f9380a53d54d2ab5281497999fd6eee222900036", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.63
[INFO] [stderr]    Compiling unicode-ident v1.0.10
[INFO] [stderr]    Compiling quote v1.0.29
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.168
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking equivalent v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]    Compiling syn v2.0.23
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.0/src/half_lock.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             unsafe { libc::abort() };
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling jobserver v0.1.24
[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 `signal-hook-registry` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c696888fa679ecc9b458c5f6f9380a53d54d2ab5281497999fd6eee222900036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c696888fa679ecc9b458c5f6f9380a53d54d2ab5281497999fd6eee222900036", kill_on_drop: false }`
[INFO] [stdout] c696888fa679ecc9b458c5f6f9380a53d54d2ab5281497999fd6eee222900036