[INFO] cloning repository https://github.com/enricozb/picogpt-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricozb/picogpt-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d7c6681b97b5e39359a247606712f0363d198c3
[INFO] checking enricozb/picogpt-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust 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 git repo https://github.com/enricozb/picogpt-rust
[INFO] finished tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] tweaked toml for git repo https://github.com/enricozb/picogpt-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enricozb/picogpt-rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-npy v0.8.1
[INFO] [stderr]   Downloaded extend v1.2.0
[INFO] [stderr]   Downloaded pest_derive v2.7.6
[INFO] [stderr]   Downloaded pest_generator v2.7.6
[INFO] [stderr]   Downloaded py_literal v0.4.0
[INFO] [stderr]   Downloaded fancy-regex v0.13.0
[INFO] [stderr]   Downloaded pest_meta v2.7.6
[INFO] [stderr]   Downloaded pest v2.7.6
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c79726f9faa6cd01f7d276b188559a89834db1b5cf2d8c1c27713afad1b79361
[INFO] running `Command { std: "docker" "start" "-a" "c79726f9faa6cd01f7d276b188559a89834db1b5cf2d8c1c27713afad1b79361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c79726f9faa6cd01f7d276b188559a89834db1b5cf2d8c1c27713afad1b79361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79726f9faa6cd01f7d276b188559a89834db1b5cf2d8c1c27713afad1b79361", kill_on_drop: false }`
[INFO] [stdout] c79726f9faa6cd01f7d276b188559a89834db1b5cf2d8c1c27713afad1b79361
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af06828b363885d8ff4d0fd88cebc471f6a8c387de2f22dd96c9569a94479334
[INFO] running `Command { std: "docker" "start" "-a" "af06828b363885d8ff4d0fd88cebc471f6a8c387de2f22dd96c9569a94479334", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling extend v1.2.0
[INFO] [stderr]     Checking fancy-regex v0.13.0
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]     Checking py_literal v0.4.0
[INFO] [stderr]     Checking ndarray-npy v0.8.1
[INFO] [stderr]     Checking picogpt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `size_vocab` and `network_width` are never read
[INFO] [stdout]   --> src/hyper_params.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct HyperParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub size_vocab: usize,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   pub network_width: usize,
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `size_vocab` and `network_width` are never read
[INFO] [stdout]   --> src/hyper_params.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct HyperParams {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |   pub size_vocab: usize,
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |   pub network_width: usize,
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "af06828b363885d8ff4d0fd88cebc471f6a8c387de2f22dd96c9569a94479334", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af06828b363885d8ff4d0fd88cebc471f6a8c387de2f22dd96c9569a94479334", kill_on_drop: false }`
[INFO] [stdout] af06828b363885d8ff4d0fd88cebc471f6a8c387de2f22dd96c9569a94479334
[INFO] checking enricozb/picogpt-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust 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 git repo https://github.com/enricozb/picogpt-rust
[INFO] finished tweaking git repo https://github.com/enricozb/picogpt-rust
[INFO] tweaked toml for git repo https://github.com/enricozb/picogpt-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/enricozb/picogpt-rust 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2246725692a9a10ba10b063dac5dc649bab3fb02364cbd644be1ae6ebe644c04
[INFO] running `Command { std: "docker" "start" "-a" "2246725692a9a10ba10b063dac5dc649bab3fb02364cbd644be1ae6ebe644c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2246725692a9a10ba10b063dac5dc649bab3fb02364cbd644be1ae6ebe644c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2246725692a9a10ba10b063dac5dc649bab3fb02364cbd644be1ae6ebe644c04", kill_on_drop: false }`
[INFO] [stdout] 2246725692a9a10ba10b063dac5dc649bab3fb02364cbd644be1ae6ebe644c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 968d763f849aa1e21a3da998efedc24e7f9ac00f16e65692d4f547a2e0044480
[INFO] running `Command { std: "docker" "start" "-a" "968d763f849aa1e21a3da998efedc24e7f9ac00f16e65692d4f547a2e0044480", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9
[INFO] [stdout]      |
[INFO] [stdout] 1196 | /         match state {
[INFO] [stdout] 1197 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1198 | |                 l.bit_buf = 0;
[INFO] [stdout] 1199 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1741 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1742 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking anstream v0.6.11
[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" "968d763f849aa1e21a3da998efedc24e7f9ac00f16e65692d4f547a2e0044480", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "968d763f849aa1e21a3da998efedc24e7f9ac00f16e65692d4f547a2e0044480", kill_on_drop: false }`
[INFO] [stdout] 968d763f849aa1e21a3da998efedc24e7f9ac00f16e65692d4f547a2e0044480