[INFO] cloning repository https://github.com/stela2502/simulated_annealing_new [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stela2502/simulated_annealing_new" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstela2502%2Fsimulated_annealing_new", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstela2502%2Fsimulated_annealing_new'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a939a3cbeac1cce1e0d806c7641c8513a4ca9a0 [INFO] documenting stela2502/simulated_annealing_new against beta-2026-04-21 for beta-1.96-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstela2502%2Fsimulated_annealing_new" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/stela2502/simulated_annealing_new [INFO] finished tweaking git repo https://github.com/stela2502/simulated_annealing_new [INFO] tweaked toml for git repo https://github.com/stela2502/simulated_annealing_new written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/stela2502/simulated_annealing_new on toolchain beta-2026-04-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/stela2502/simulated_annealing_new 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_distr v0.5.1 [INFO] [stderr] Downloaded yeslogic-fontconfig-sys v6.0.0 [INFO] [stderr] Downloaded windows-link v0.1.1 [INFO] [stderr] Downloaded windows-strings v0.4.0 [INFO] [stderr] Downloaded float-ord v0.3.2 [INFO] [stderr] Downloaded pathfinder_geometry v0.5.1 [INFO] [stderr] Downloaded windows-implement v0.60.0 [INFO] [stderr] Downloaded redox_users v0.4.6 [INFO] [stderr] Downloaded plotters-bitmap v0.3.7 [INFO] [stderr] Downloaded wio v0.2.2 [INFO] [stderr] Downloaded plotters-backend v0.3.7 [INFO] [stderr] Downloaded clap_derive v3.2.25 [INFO] [stderr] Downloaded iana-time-zone v0.1.63 [INFO] [stderr] Downloaded textwrap v0.16.2 [INFO] [stderr] Downloaded font-kit v0.14.2 [INFO] [stderr] Downloaded flate2 v1.1.1 [INFO] [stderr] Downloaded png v0.17.16 [INFO] [stderr] Downloaded cc v1.2.17 [INFO] [stderr] Downloaded libm v0.2.11 [INFO] [stderr] Downloaded plotters v0.3.7 [INFO] [stderr] Downloaded getrandom v0.3.2 [INFO] [stderr] Downloaded miniz_oxide v0.8.5 [INFO] [stderr] Downloaded chrono v0.4.40 [INFO] [stderr] Downloaded syn v2.0.100 [INFO] [stderr] Downloaded zerocopy v0.8.24 [INFO] [stderr] Downloaded r-efi v5.2.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.94 [INFO] [stderr] Downloaded rand v0.9.0 [INFO] [stderr] Downloaded windows-core v0.61.0 [INFO] [stderr] Downloaded bytemuck v1.22.0 [INFO] [stderr] Downloaded rustversion v1.0.20 [INFO] [stderr] Downloaded bitflags v2.9.0 [INFO] [stderr] Downloaded weezl v0.1.8 [INFO] [stderr] Downloaded core-text v20.1.0 [INFO] [stderr] Downloaded libredox v0.1.3 [INFO] [stderr] Downloaded dwrote v0.11.3 [INFO] [stderr] Downloaded libloading v0.8.6 [INFO] [stderr] Downloaded semver v1.0.26 [INFO] [stderr] Downloaded pathfinder_simd v0.5.4 [INFO] [stderr] Downloaded windows-interface v0.59.1 [INFO] [stderr] Downloaded windows-result v0.3.2 [INFO] [stderr] Downloaded plotters-svg v0.3.7 [INFO] [stderr] Downloaded zerocopy-derive v0.8.24 [INFO] [stderr] Downloaded gif v0.12.0 [INFO] [stderr] Downloaded web-sys v0.3.77 [INFO] [stderr] Downloaded jpeg-decoder v0.3.1 [INFO] [stderr] Downloaded libc v0.2.171 [INFO] [stderr] Downloaded freetype-sys v0.20.1 [INFO] [stderr] Downloaded image v0.24.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d50894767d93bc46d8918352f252c1fa4c340ef883fdacf5be3a8e6b4f55cd6 [INFO] running `Command { std: "docker" "start" "-a" "8d50894767d93bc46d8918352f252c1fa4c340ef883fdacf5be3a8e6b4f55cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d50894767d93bc46d8918352f252c1fa4c340ef883fdacf5be3a8e6b4f55cd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d50894767d93bc46d8918352f252c1fa4c340ef883fdacf5be3a8e6b4f55cd6", kill_on_drop: false }` [INFO] [stdout] 8d50894767d93bc46d8918352f252c1fa4c340ef883fdacf5be3a8e6b4f55cd6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2904140efff2872b200de476751da021e9da27c9985e2d33eaa1baf64f8435b0 [INFO] running `Command { std: "docker" "start" "-a" "2904140efff2872b200de476751da021e9da27c9985e2d33eaa1baf64f8435b0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling semver v1.0.26 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling libm v0.2.11 [INFO] [stderr] Checking simd-adler32 v0.3.7 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling cc v1.2.17 [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking miniz_oxide v0.8.5 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling yeslogic-fontconfig-sys v6.0.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling rustc_version v0.4.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking flate2 v1.1.1 [INFO] [stderr] Checking fdeflate v0.3.7 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking libloading v0.8.6 [INFO] [stderr] Compiling pathfinder_simd v0.5.4 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking option-ext v0.2.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking dirs-sys v0.4.1 [INFO] [stderr] Checking png v0.17.16 [INFO] [stderr] Checking dlib v0.5.2 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Compiling freetype-sys v0.20.1 [INFO] [stderr] Compiling font-kit v0.14.2 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking log v0.4.27 [INFO] [stderr] Checking bytemuck v1.22.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking jpeg-decoder v0.3.1 [INFO] [stderr] Checking weezl v0.1.8 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Checking pathfinder_geometry v0.5.1 [INFO] [stderr] Checking gif v0.12.0 [INFO] [stderr] Checking dirs v5.0.1 [INFO] [stderr] Checking bitflags v2.9.0 [INFO] [stderr] Checking iana-time-zone v0.1.63 [INFO] [stderr] Checking os_str_bytes v6.6.1 [INFO] [stderr] Checking float-ord v0.3.2 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking chrono v0.4.40 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking image v0.24.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ttf-parser v0.20.0 [INFO] [stderr] Checking textwrap v0.16.2 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.0 [INFO] [stderr] Checking plotters-bitmap v0.3.7 [INFO] [stderr] Checking rand_distr v0.5.1 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Compiling clap_derive v3.2.25 [INFO] [stderr] Checking clap v3.2.25 [INFO] [stderr] Documenting simulated_annealing_new v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.69s [INFO] [stderr] Generated /opt/rustwide/target/doc/simulated_annealing_new/index.html [INFO] running `Command { std: "docker" "inspect" "2904140efff2872b200de476751da021e9da27c9985e2d33eaa1baf64f8435b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2904140efff2872b200de476751da021e9da27c9985e2d33eaa1baf64f8435b0", kill_on_drop: false }` [INFO] [stdout] 2904140efff2872b200de476751da021e9da27c9985e2d33eaa1baf64f8435b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c8388fdd5e7ff7471f34c03feae2b67f23c444884ad74b6409158acffc5eb4e [INFO] running `Command { std: "docker" "start" "-a" "6c8388fdd5e7ff7471f34c03feae2b67f23c444884ad74b6409158acffc5eb4e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stdout] error[E0425]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.94/src/wrapper.rs:366:26 [INFO] [stdout] | [INFO] [stdout] 366 | Compiler(proc_macro::SourceFile), [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use crate::SourceFile; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::SourceFile; [INFO] [stdout] | [INFO] [stdout] help: if you import `SourceFile`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 366 - Compiler(proc_macro::SourceFile), [INFO] [stdout] 366 + Compiler(SourceFile), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find type `SourceFile` in crate `proc_macro` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.94/src/wrapper.rs:372:32 [INFO] [stdout] | [INFO] [stdout] 372 | fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] | ^^^^^^^^^^ not found in `proc_macro` [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these structs [INFO] [stdout] | [INFO] [stdout] 1 + use crate::SourceFile; [INFO] [stdout] | [INFO] [stdout] 1 + use crate::fallback::SourceFile; [INFO] [stdout] | [INFO] [stdout] help: if you import `SourceFile`, refer to it directly [INFO] [stdout] | [INFO] [stdout] 372 - fn nightly(sf: proc_macro::SourceFile) -> Self { [INFO] [stdout] 372 + fn nightly(sf: SourceFile) -> Self { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: no method named `source_file` found for reference `&proc_macro::Span` in the current scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.94/src/wrapper.rs:462:56 [INFO] [stdout] | [INFO] [stdout] 462 | Span::Compiler(s) => SourceFile::nightly(s.source_file()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: there is a method `source` with a similar name [INFO] [stdout] | [INFO] [stdout] 462 - Span::Compiler(s) => SourceFile::nightly(s.source_file()), [INFO] [stdout] 462 + Span::Compiler(s) => SourceFile::nightly(s.source()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0425, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "6c8388fdd5e7ff7471f34c03feae2b67f23c444884ad74b6409158acffc5eb4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c8388fdd5e7ff7471f34c03feae2b67f23c444884ad74b6409158acffc5eb4e", kill_on_drop: false }` [INFO] [stdout] 6c8388fdd5e7ff7471f34c03feae2b67f23c444884ad74b6409158acffc5eb4e