[INFO] fetching crate mdbook-catppuccin 2.1.0...
[INFO] checking mdbook-catppuccin-2.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate mdbook-catppuccin 2.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate mdbook-catppuccin 2.1.0 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 crates.io crate mdbook-catppuccin 2.1.0
[INFO] finished tweaking crates.io crate mdbook-catppuccin 2.1.0
[INFO] tweaked toml for crates.io crate mdbook-catppuccin 2.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate mdbook-catppuccin 2.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_derive v2.7.1
[INFO] [stderr]   Downloaded pest v2.7.1
[INFO] [stderr]   Downloaded pest_generator v2.7.1
[INFO] [stderr]   Downloaded anstyle v1.0.3
[INFO] [stderr]   Downloaded clap_builder v4.4.7
[INFO] [stderr]   Downloaded clap v4.4.7
[INFO] [stderr]   Downloaded pest_meta v2.7.1
[INFO] [stderr]   Downloaded handlebars v4.3.7
[INFO] [stderr]   Downloaded topological-sort v0.2.2
[INFO] [stderr]   Downloaded mdbook v0.4.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] eba13b600410836cc385454741fc5d3e2c9d583dcbdda4f7a9ffc7a7f801b354
[INFO] running `Command { std: "docker" "start" "-a" "eba13b600410836cc385454741fc5d3e2c9d583dcbdda4f7a9ffc7a7f801b354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eba13b600410836cc385454741fc5d3e2c9d583dcbdda4f7a9ffc7a7f801b354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eba13b600410836cc385454741fc5d3e2c9d583dcbdda4f7a9ffc7a7f801b354", kill_on_drop: false }`
[INFO] [stdout] eba13b600410836cc385454741fc5d3e2c9d583dcbdda4f7a9ffc7a7f801b354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ba6640044a86cb5260841429a402575db6bb4f6cf47842dc94ff39438e1ad437
[INFO] running `Command { std: "docker" "start" "-a" "ba6640044a86cb5260841429a402575db6bb4f6cf47842dc94ff39438e1ad437", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking topological-sort v0.2.2
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking version-compare v0.1.1
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking toml_edit v0.20.7
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking clap_complete v4.4.4
[INFO] [stderr]    Compiling pest v2.7.1
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking opener v0.6.1
[INFO] [stderr]    Compiling pest_meta v2.7.1
[INFO] [stderr]    Compiling pest_generator v2.7.1
[INFO] [stderr]    Compiling pest_derive v2.7.1
[INFO] [stderr]     Checking handlebars v4.3.7
[INFO] [stderr]     Checking mdbook v0.4.35
[INFO] [stderr]     Checking mdbook-catppuccin v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `Command { std: "docker" "inspect" "ba6640044a86cb5260841429a402575db6bb4f6cf47842dc94ff39438e1ad437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6640044a86cb5260841429a402575db6bb4f6cf47842dc94ff39438e1ad437", kill_on_drop: false }`
[INFO] [stdout] ba6640044a86cb5260841429a402575db6bb4f6cf47842dc94ff39438e1ad437
[INFO] checking mdbook-catppuccin-2.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate mdbook-catppuccin 2.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate mdbook-catppuccin 2.1.0 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 crates.io crate mdbook-catppuccin 2.1.0
[INFO] finished tweaking crates.io crate mdbook-catppuccin 2.1.0
[INFO] tweaked toml for crates.io crate mdbook-catppuccin 2.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate mdbook-catppuccin 2.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8513fc922bcecd474354a293d66dae2f9fd4860eaca25c95caed28f8df9d25a1
[INFO] running `Command { std: "docker" "start" "-a" "8513fc922bcecd474354a293d66dae2f9fd4860eaca25c95caed28f8df9d25a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8513fc922bcecd474354a293d66dae2f9fd4860eaca25c95caed28f8df9d25a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8513fc922bcecd474354a293d66dae2f9fd4860eaca25c95caed28f8df9d25a1", kill_on_drop: false }`
[INFO] [stdout] 8513fc922bcecd474354a293d66dae2f9fd4860eaca25c95caed28f8df9d25a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ffd84eca2595ccf06a106714d98ea99446b349daa847ffaacdcbf66f07f5f7ac
[INFO] running `Command { std: "docker" "start" "-a" "ffd84eca2595ccf06a106714d98ea99446b349daa847ffaacdcbf66f07f5f7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling thiserror v1.0.44
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.178
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.178
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]    Compiling pulldown-cmark v0.9.3
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking fastrand v2.0.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking topological-sort v0.2.2
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking winnow v0.5.1
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking version-compare v0.1.1
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking regex-automata v0.3.4
[INFO] [stderr]     Checking toml_edit v0.20.7
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking tempfile v3.7.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]    Compiling pest v2.7.1
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking bstr v1.6.0
[INFO] [stderr]     Checking clap_complete v4.4.4
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking opener v0.6.1
[INFO] [stderr]    Compiling pest_meta v2.7.1
[INFO] [stderr]    Compiling pest_generator v2.7.1
[INFO] [stderr]    Compiling pest_derive v2.7.1
[INFO] [stderr]     Checking handlebars v4.3.7
[INFO] [stderr]     Checking mdbook v0.4.35
[INFO] [stderr]     Checking mdbook-catppuccin v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.04s
[INFO] running `Command { std: "docker" "inspect" "ffd84eca2595ccf06a106714d98ea99446b349daa847ffaacdcbf66f07f5f7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffd84eca2595ccf06a106714d98ea99446b349daa847ffaacdcbf66f07f5f7ac", kill_on_drop: false }`
[INFO] [stdout] ffd84eca2595ccf06a106714d98ea99446b349daa847ffaacdcbf66f07f5f7ac