[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#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust 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 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-4-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded extend v1.2.0 [INFO] [stderr] Downloaded fancy-regex v0.13.0 [INFO] [stderr] Downloaded py_literal v0.4.0 [INFO] [stderr] Downloaded ndarray-npy v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d779a5bac181cb4b3c97109fdfa6284d0f320a3a7abf742900b575e4b06c129c [INFO] running `Command { std: "docker" "start" "-a" "d779a5bac181cb4b3c97109fdfa6284d0f320a3a7abf742900b575e4b06c129c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d779a5bac181cb4b3c97109fdfa6284d0f320a3a7abf742900b575e4b06c129c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d779a5bac181cb4b3c97109fdfa6284d0f320a3a7abf742900b575e4b06c129c", kill_on_drop: false }` [INFO] [stdout] d779a5bac181cb4b3c97109fdfa6284d0f320a3a7abf742900b575e4b06c129c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 54c66b39d16e2faddd42c950fbfb428e0db4edca7754dececf61bc2f71783b45 [INFO] running `Command { std: "docker" "start" "-a" "54c66b39d16e2faddd42c950fbfb428e0db4edca7754dececf61bc2f71783b45", kill_on_drop: false }` [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] Checking anstyle v1.0.5 [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] Compiling serde_json v1.0.113 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Checking num-complex v0.4.4 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking anstream v0.6.11 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking clap_builder v4.4.18 [INFO] [stderr] Checking aho-corasick v1.1.2 [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 thiserror v1.0.56 [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] Checking serde v1.0.196 [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: 1 warning emitted [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.54s [INFO] running `Command { std: "docker" "inspect" "54c66b39d16e2faddd42c950fbfb428e0db4edca7754dececf61bc2f71783b45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54c66b39d16e2faddd42c950fbfb428e0db4edca7754dececf61bc2f71783b45", kill_on_drop: false }` [INFO] [stdout] 54c66b39d16e2faddd42c950fbfb428e0db4edca7754dececf61bc2f71783b45 [INFO] checking enricozb/picogpt-rust against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricozb%2Fpicogpt-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/enricozb/picogpt-rust on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f03922fffc18f644c13194e53085c7b3063f5e2dfc22657195d3856617767b1 [INFO] running `Command { std: "docker" "start" "-a" "7f03922fffc18f644c13194e53085c7b3063f5e2dfc22657195d3856617767b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f03922fffc18f644c13194e53085c7b3063f5e2dfc22657195d3856617767b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f03922fffc18f644c13194e53085c7b3063f5e2dfc22657195d3856617767b1", kill_on_drop: false }` [INFO] [stdout] 7f03922fffc18f644c13194e53085c7b3063f5e2dfc22657195d3856617767b1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 31204ca3d3d3d1a1e4279ad28a151b2cfb926218b6a4c9f1f532e2edd3e34efc [INFO] running `Command { std: "docker" "start" "-a" "31204ca3d3d3d1a1e4279ad28a151b2cfb926218b6a4c9f1f532e2edd3e34efc", kill_on_drop: false }` [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling ucd-trie v0.1.6 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Checking anstyle v1.0.5 [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 regex-syntax v0.8.2 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Compiling anyhow v1.0.79 [INFO] [stderr] Checking num-complex v0.4.4 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking anstream v0.6.11 [INFO] [stderr] Checking clap_builder v4.4.18 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking ndarray v0.15.6 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking fancy-regex v0.13.0 [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] Compiling thiserror v1.0.56 [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] Checking serde v1.0.196 [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: 1 warning emitted [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.59s [INFO] running `Command { std: "docker" "inspect" "31204ca3d3d3d1a1e4279ad28a151b2cfb926218b6a4c9f1f532e2edd3e34efc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31204ca3d3d3d1a1e4279ad28a151b2cfb926218b6a4c9f1f532e2edd3e34efc", kill_on_drop: false }` [INFO] [stdout] 31204ca3d3d3d1a1e4279ad28a151b2cfb926218b6a4c9f1f532e2edd3e34efc