[INFO] fetching crate haddock 0.2.0...
[INFO] checking haddock-0.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate haddock 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate haddock 0.2.0 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 haddock 0.2.0
[INFO] finished tweaking crates.io crate haddock 0.2.0
[INFO] tweaked toml for crates.io crate haddock 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate haddock 0.2.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded darling_macro v0.20.0
[INFO] [stderr]   Downloaded temp-env v0.3.4
[INFO] [stderr]   Downloaded darling_core v0.20.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.86
[INFO] [stderr]   Downloaded darling v0.20.0
[INFO] [stderr]   Downloaded serde_with_macros v3.2.0
[INFO] [stderr]   Downloaded automod v1.0.12
[INFO] [stderr]   Downloaded uncased v0.9.7
[INFO] [stderr]   Downloaded html-escape v0.2.12
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.86
[INFO] [stderr]   Downloaded portable-atomic v1.3.2
[INFO] [stderr]   Downloaded cxx-build v1.0.86
[INFO] [stderr]   Downloaded serde_json v1.0.104
[INFO] [stderr]   Downloaded cxx v1.0.86
[INFO] [stderr]   Downloaded serde_with v3.2.0
[INFO] [stderr]   Downloaded figment v0.10.10
[INFO] [stderr]   Downloaded serde_derive v1.0.181
[INFO] [stderr]   Downloaded parse-hyperlinks v0.23.4
[INFO] [stderr]   Downloaded serde v1.0.181
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a1a19f214b8daeb367d97713cbca9ef0ae99c6355a2baeacf98b976ae76c133a
[INFO] running `Command { std: "docker" "start" "-a" "a1a19f214b8daeb367d97713cbca9ef0ae99c6355a2baeacf98b976ae76c133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1a19f214b8daeb367d97713cbca9ef0ae99c6355a2baeacf98b976ae76c133a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1a19f214b8daeb367d97713cbca9ef0ae99c6355a2baeacf98b976ae76c133a", kill_on_drop: false }`
[INFO] [stdout] a1a19f214b8daeb367d97713cbca9ef0ae99c6355a2baeacf98b976ae76c133a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 03d5aad8cdaf928c8d9269a9606ba51b7a3b6a75fc3b05f909089ae923ac0501
[INFO] running `Command { std: "docker" "start" "-a" "03d5aad8cdaf928c8d9269a9606ba51b7a3b6a75fc3b05f909089ae923ac0501", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.181
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling serde_derive v1.0.181
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.6
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling uncased v0.9.7
[INFO] [stderr]     Checking utf8-width v0.1.6
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]    Compiling portable-atomic v1.3.2
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking anstyle v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.3
[INFO] [stderr]     Checking anstream v0.3.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling figment v0.10.10
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking clap_lex v0.5.0
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]     Checking clap_builder v4.3.19
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking newline-converter v0.2.2
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking html-escape v0.2.12
[INFO] [stderr]     Checking path-dedot v3.1.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking dyn-clone v1.0.11
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.7
[INFO] [stderr]    Compiling darling_core v0.20.0
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking indicatif v0.17.6
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking path-absolutize v3.1.0
[INFO] [stderr]     Checking byte-unit v4.0.19
[INFO] [stderr]     Checking serde_ignored v0.1.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking shell-words v1.1.0
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking temp-env v0.3.4
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling darling_macro v0.20.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pear_codegen v0.2.4
[INFO] [stderr]    Compiling clap_derive v4.3.12
[INFO] [stderr]    Compiling automod v1.0.12
[INFO] [stderr]    Compiling darling v0.20.0
[INFO] [stderr]    Compiling serde_with_macros v3.2.0
[INFO] [stderr]     Checking pear v0.2.4
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking parse-hyperlinks v0.23.4
[INFO] [stderr]     Checking inquire v0.6.2
[INFO] [stderr]    Compiling test-generator v0.3.1
[INFO] [stderr]     Checking serde_with v3.2.0
[INFO] [stderr]     Checking clap v4.3.19
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.7
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking haddock v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.47s
[INFO] running `Command { std: "docker" "inspect" "03d5aad8cdaf928c8d9269a9606ba51b7a3b6a75fc3b05f909089ae923ac0501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03d5aad8cdaf928c8d9269a9606ba51b7a3b6a75fc3b05f909089ae923ac0501", kill_on_drop: false }`
[INFO] [stdout] 03d5aad8cdaf928c8d9269a9606ba51b7a3b6a75fc3b05f909089ae923ac0501
[INFO] checking haddock-0.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate haddock 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate haddock 0.2.0 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 haddock 0.2.0
[INFO] finished tweaking crates.io crate haddock 0.2.0
[INFO] tweaked toml for crates.io crate haddock 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate haddock 0.2.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] be68b4430e16f8add4b81b100028cee21f56db50b35004c065c919da2d4e895c
[INFO] running `Command { std: "docker" "start" "-a" "be68b4430e16f8add4b81b100028cee21f56db50b35004c065c919da2d4e895c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be68b4430e16f8add4b81b100028cee21f56db50b35004c065c919da2d4e895c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be68b4430e16f8add4b81b100028cee21f56db50b35004c065c919da2d4e895c", kill_on_drop: false }`
[INFO] [stdout] be68b4430e16f8add4b81b100028cee21f56db50b35004c065c919da2d4e895c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e27117864dfcd725c6485c25cdff16e3dd649b977a795e14d9dc0876edb24f6c
[INFO] running `Command { std: "docker" "start" "-a" "e27117864dfcd725c6485c25cdff16e3dd649b977a795e14d9dc0876edb24f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.181
[INFO] [stderr]    Compiling serde_derive v1.0.181
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking lock_api v0.4.9
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_derive-1.0.181/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" "e27117864dfcd725c6485c25cdff16e3dd649b977a795e14d9dc0876edb24f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27117864dfcd725c6485c25cdff16e3dd649b977a795e14d9dc0876edb24f6c", kill_on_drop: false }`
[INFO] [stdout] e27117864dfcd725c6485c25cdff16e3dd649b977a795e14d9dc0876edb24f6c