[INFO] cloning repository https://github.com/matthiasbeyer/cargo-changelog [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matthiasbeyer/cargo-changelog" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiasbeyer%2Fcargo-changelog", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiasbeyer%2Fcargo-changelog'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0705a9d6f2c0b6eeddaf8e7b92876474867f8944 [INFO] checking matthiasbeyer/cargo-changelog against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiasbeyer%2Fcargo-changelog" "/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/matthiasbeyer/cargo-changelog 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] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/matthiasbeyer/cargo-changelog [INFO] finished tweaking git repo https://github.com/matthiasbeyer/cargo-changelog [INFO] tweaked toml for git repo https://github.com/matthiasbeyer/cargo-changelog written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/matthiasbeyer/cargo-changelog 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 predicates-core v1.0.3 [INFO] [stderr] Downloaded supports-unicode v3.0.0 [INFO] [stderr] Downloaded typed-builder v0.14.0 [INFO] [stderr] Downloaded supports-hyperlinks v3.0.0 [INFO] [stderr] Downloaded predicates v3.0.2 [INFO] [stderr] Downloaded is_ci v1.2.0 [INFO] [stderr] Downloaded miette v7.2.0 [INFO] [stderr] Downloaded clap_complete v4.2.1 [INFO] [stderr] Downloaded supports-color v3.0.0 [INFO] [stderr] Downloaded dialoguer v0.10.3 [INFO] [stderr] Downloaded git2 v0.16.1 [INFO] [stderr] Downloaded termtree v0.2.4 [INFO] [stderr] Downloaded predicates-tree v1.0.5 [INFO] [stderr] Downloaded assert_cmd v2.0.8 [INFO] [stderr] Downloaded camino v1.1.1 [INFO] [stderr] Downloaded comma v1.0.0 [INFO] [stderr] Downloaded indoc v2.0.0 [INFO] [stderr] Downloaded backtrace-ext v0.2.1 [INFO] [stderr] Downloaded miette-derive v7.2.0 [INFO] [stderr] Downloaded owo-colors v4.0.0 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6d0fab064c8cd6d7ac172e25e257fdb62d3314a4ccbad79e3b9755b5476300c [INFO] running `Command { std: "docker" "start" "-a" "e6d0fab064c8cd6d7ac172e25e257fdb62d3314a4ccbad79e3b9755b5476300c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6d0fab064c8cd6d7ac172e25e257fdb62d3314a4ccbad79e3b9755b5476300c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6d0fab064c8cd6d7ac172e25e257fdb62d3314a4ccbad79e3b9755b5476300c", kill_on_drop: false }` [INFO] [stdout] e6d0fab064c8cd6d7ac172e25e257fdb62d3314a4ccbad79e3b9755b5476300c [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19720faca30b22e09b93979cd7b263b45d8d49ee9f8291d76a59fc58a5dace9c [INFO] running `Command { std: "docker" "start" "-a" "19720faca30b22e09b93979cd7b263b45d8d49ee9f8291d76a59fc58a5dace9c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Compiling syn v1.0.104 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling ucd-trie v0.1.4 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Compiling once_cell v1.13.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking predicates-core v1.0.3 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Checking strsim v0.11.0 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking unicode-bidi v0.3.8 [INFO] [stderr] Checking clap_lex v0.7.0 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling camino v1.1.1 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking smawk v0.3.1 [INFO] [stderr] Checking unicode-linebreak v0.1.5 [INFO] [stderr] Checking is_ci v1.2.0 [INFO] [stderr] Checking winnow v0.4.1 [INFO] [stderr] Compiling jobserver v0.1.24 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking supports-color v3.0.0 [INFO] [stderr] Checking console v0.15.1 [INFO] [stderr] Checking textwrap v0.16.1 [INFO] [stderr] Compiling time-macros v0.2.8 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Checking owo-colors v4.0.0 [INFO] [stderr] Checking termtree v0.2.4 [INFO] [stderr] Checking time-core v0.1.0 [INFO] [stderr] Checking regex-automata v0.3.9 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Checking supports-unicode v3.0.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking zeroize v1.5.7 [INFO] [stderr] Checking supports-hyperlinks v3.0.0 [INFO] [stderr] Checking shell-words v1.1.0 [INFO] [stderr] Checking walkdir v2.3.3 [INFO] [stderr] Checking predicates-tree v1.0.5 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking comma v1.0.0 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking anstyle v0.3.5 [INFO] [stderr] Compiling indoc v2.0.0 [INFO] [stderr] Checking predicates v2.1.5 [INFO] [stderr] Checking predicates v3.0.2 [INFO] [stderr] Compiling openssl-sys v0.9.75 [INFO] [stderr] Compiling libz-sys v1.1.8 [INFO] [stderr] Compiling libssh2-sys v0.2.23 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling libgit2-sys v0.14.2+1.5.1 [INFO] [stderr] Checking bstr v1.6.0 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking time v0.3.20 [INFO] [stderr] Checking terminal_size v0.3.0 [INFO] [stderr] Checking tempfile v3.8.0 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking clap_builder v4.5.2 [INFO] [stderr] Checking assert_cmd v2.0.8 [INFO] [stderr] Checking dialoguer v0.10.3 [INFO] [stderr] Checking backtrace-ext v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Compiling clap_derive v4.5.4 [INFO] [stderr] Compiling miette-derive v7.2.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling getset v0.1.2 [INFO] [stderr] Compiling typed-builder v0.14.0 [INFO] [stderr] Compiling pest v2.3.0 [INFO] [stderr] Checking miette v7.2.0 [INFO] [stderr] Checking clap v4.5.4 [INFO] [stderr] Checking clap_complete v4.2.1 [INFO] [stderr] Compiling pest_meta v2.3.0 [INFO] [stderr] Compiling pest_generator v2.3.0 [INFO] [stderr] Checking git2 v0.16.1 [INFO] [stderr] Compiling pest_derive v2.3.0 [INFO] [stderr] Checking serde_spanned v0.6.1 [INFO] [stderr] Checking toml_datetime v0.6.1 [INFO] [stderr] Checking cargo-platform v0.1.2 [INFO] [stderr] Checking toml_edit v0.19.8 [INFO] [stderr] Checking cargo_metadata v0.18.1 [INFO] [stderr] Checking handlebars v4.3.6 [INFO] [stderr] Checking toml v0.7.3 [INFO] [stderr] Checking cargo-changelog v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.41s [INFO] running `Command { std: "docker" "inspect" "19720faca30b22e09b93979cd7b263b45d8d49ee9f8291d76a59fc58a5dace9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19720faca30b22e09b93979cd7b263b45d8d49ee9f8291d76a59fc58a5dace9c", kill_on_drop: false }` [INFO] [stdout] 19720faca30b22e09b93979cd7b263b45d8d49ee9f8291d76a59fc58a5dace9c [INFO] checking matthiasbeyer/cargo-changelog against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatthiasbeyer%2Fcargo-changelog" "/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/matthiasbeyer/cargo-changelog 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] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/matthiasbeyer/cargo-changelog [INFO] finished tweaking git repo https://github.com/matthiasbeyer/cargo-changelog [INFO] tweaked toml for git repo https://github.com/matthiasbeyer/cargo-changelog written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/matthiasbeyer/cargo-changelog 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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e4aaf44be87981887a81169872196924340d1f64061aeb7c888fefc66d7f1922 [INFO] running `Command { std: "docker" "start" "-a" "e4aaf44be87981887a81169872196924340d1f64061aeb7c888fefc66d7f1922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4aaf44be87981887a81169872196924340d1f64061aeb7c888fefc66d7f1922", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4aaf44be87981887a81169872196924340d1f64061aeb7c888fefc66d7f1922", kill_on_drop: false }` [INFO] [stdout] e4aaf44be87981887a81169872196924340d1f64061aeb7c888fefc66d7f1922 [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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 902f9a413f1dfd99f4654929ad2187f13e247cfd80db5e13bd1f00b867c5a26c [INFO] running `Command { std: "docker" "start" "-a" "902f9a413f1dfd99f4654929ad2187f13e247cfd80db5e13bd1f00b867c5a26c", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Checking bitflags v2.4.0 [INFO] [stderr] Checking linux-raw-sys v0.4.7 [INFO] [stderr] Compiling syn v1.0.104 [INFO] [stderr] Checking either v1.8.0 [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Checking utf8parse v0.2.1 [INFO] [stderr] Compiling ucd-trie v0.1.4 [INFO] [stderr] Checking anstyle v1.0.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking anstyle-query v1.0.0 [INFO] [stderr] Checking anstyle-parse v0.2.0 [INFO] [stderr] Compiling once_cell v1.13.1 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Checking colorchoice v1.0.0 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking unicode-normalization v0.1.21 [INFO] [stderr] Checking anstream v0.6.13 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling camino v1.1.1 [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 unicode-bidi v0.3.8 [INFO] [stderr] Compiling heck v0.5.0 [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" "902f9a413f1dfd99f4654929ad2187f13e247cfd80db5e13bd1f00b867c5a26c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "902f9a413f1dfd99f4654929ad2187f13e247cfd80db5e13bd1f00b867c5a26c", kill_on_drop: false }` [INFO] [stdout] 902f9a413f1dfd99f4654929ad2187f13e247cfd80db5e13bd1f00b867c5a26c