[INFO] fetching crate flowc 0.142.0...
[INFO] checking flowc-0.142.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate flowc 0.142.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate flowc 0.142.0 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 flowc 0.142.0
[INFO] finished tweaking crates.io crate flowc 0.142.0
[INFO] tweaked toml for crates.io crate flowc 0.142.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate flowc 0.142.0 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]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indent_write v2.2.0
[INFO] [stderr]   Downloaded joinery v2.1.0
[INFO] [stderr]   Downloaded brownstone v3.0.0
[INFO] [stderr]   Downloaded pori v0.0.0
[INFO] [stderr]   Downloaded const_format_proc_macros v0.2.31
[INFO] [stderr]   Downloaded const_format v0.2.31
[INFO] [stderr]   Downloaded clap v4.4.5
[INFO] [stderr]   Downloaded simpath v2.5.0
[INFO] [stderr]   Downloaded clap_builder v4.4.5
[INFO] [stderr]   Downloaded rustix v0.38.10
[INFO] [stderr]   Downloaded flowcore v0.142.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.92
[INFO] [stderr]   Downloaded nom-supreme v0.8.0
[INFO] [stderr]   Downloaded wax v0.5.0
[INFO] [stderr]   Downloaded curl-sys v0.4.65+curl-8.2.1
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3c01c2423673677bdf379764a19797fb6fbebee0d44196db057e6b6fcf919df
[INFO] running `Command { std: "docker" "start" "-a" "e3c01c2423673677bdf379764a19797fb6fbebee0d44196db057e6b6fcf919df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3c01c2423673677bdf379764a19797fb6fbebee0d44196db057e6b6fcf919df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3c01c2423673677bdf379764a19797fb6fbebee0d44196db057e6b6fcf919df", kill_on_drop: false }`
[INFO] [stdout] e3c01c2423673677bdf379764a19797fb6fbebee0d44196db057e6b6fcf919df
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66fa1b859fe7a5b634a14d39d0ab21a37054d273582befe1ea57c64eaccbf762
[INFO] running `Command { std: "docker" "start" "-a" "66fa1b859fe7a5b634a14d39d0ab21a37054d273582befe1ea57c64eaccbf762", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking memchr v2.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling rustix v0.38.10
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]    Compiling openssl-sys v0.9.92
[INFO] [stderr]    Compiling libz-sys v1.1.12
[INFO] [stderr]    Compiling curl-sys v0.4.65+curl-8.2.1
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking object v0.32.0
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking anstyle v1.0.2
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking winnow v0.5.15
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.31
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]     Checking brownstone v3.0.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking indent_write v2.2.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking clap_builder v4.4.5
[INFO] [stderr]     Checking const_format v0.2.31
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking nom-supreme v0.8.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking pori v0.0.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap v4.4.5
[INFO] [stderr]     Checking wax v0.5.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking toml_datetime v0.6.3
[INFO] [stderr]     Checking serde_spanned v0.6.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking toml_edit v0.20.1
[INFO] [stderr]     Checking simpath v2.5.0
[INFO] [stderr]     Checking toml v0.8.1
[INFO] [stderr]     Checking flowcore v0.142.0
[INFO] [stderr]     Checking flowc v0.142.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.45s
[INFO] running `Command { std: "docker" "inspect" "66fa1b859fe7a5b634a14d39d0ab21a37054d273582befe1ea57c64eaccbf762", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66fa1b859fe7a5b634a14d39d0ab21a37054d273582befe1ea57c64eaccbf762", kill_on_drop: false }`
[INFO] [stdout] 66fa1b859fe7a5b634a14d39d0ab21a37054d273582befe1ea57c64eaccbf762
[INFO] checking flowc-0.142.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate flowc 0.142.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate flowc 0.142.0 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 flowc 0.142.0
[INFO] finished tweaking crates.io crate flowc 0.142.0
[INFO] tweaked toml for crates.io crate flowc 0.142.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate flowc 0.142.0 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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8da4284ac6f153edf89bf75adade56913e5c08f4e4440aa8860d9499c585053
[INFO] running `Command { std: "docker" "start" "-a" "a8da4284ac6f153edf89bf75adade56913e5c08f4e4440aa8860d9499c585053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8da4284ac6f153edf89bf75adade56913e5c08f4e4440aa8860d9499c585053", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8da4284ac6f153edf89bf75adade56913e5c08f4e4440aa8860d9499c585053", kill_on_drop: false }`
[INFO] [stdout] a8da4284ac6f153edf89bf75adade56913e5c08f4e4440aa8860d9499c585053
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 512969e36ec0ede7419a8e42bac6dd8960a495607db2fdeca74f0a5d9e17a499
[INFO] running `Command { std: "docker" "start" "-a" "512969e36ec0ede7419a8e42bac6dd8960a495607db2fdeca74f0a5d9e17a499", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking memchr v2.6.2
[INFO] [stderr]    Compiling pkg-config v0.3.27
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling rustix v0.38.10
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking bitflags v2.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking linux-raw-sys v0.4.5
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling curl v0.4.44
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.1/src/inflate/core.rs:1154:9
[INFO] [stdout]      |
[INFO] [stdout] 1154 | /         match state {
[INFO] [stdout] 1155 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1156 | |                 l.bit_buf = 0;
[INFO] [stdout] 1157 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1699 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1700 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[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 `miniz_oxide` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "512969e36ec0ede7419a8e42bac6dd8960a495607db2fdeca74f0a5d9e17a499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "512969e36ec0ede7419a8e42bac6dd8960a495607db2fdeca74f0a5d9e17a499", kill_on_drop: false }`
[INFO] [stdout] 512969e36ec0ede7419a8e42bac6dd8960a495607db2fdeca74f0a5d9e17a499