[INFO] cloning repository https://github.com/backwardspy/whiskers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/backwardspy/whiskers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackwardspy%2Fwhiskers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackwardspy%2Fwhiskers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3f6beaa714d601a3d13d13ecb61102fc74938b3
[INFO] checking backwardspy/whiskers against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackwardspy%2Fwhiskers" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/backwardspy/whiskers 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/backwardspy/whiskers
[INFO] finished tweaking git repo https://github.com/backwardspy/whiskers
[INFO] tweaked toml for git repo https://github.com/backwardspy/whiskers written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/backwardspy/whiskers 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 css-colors v1.0.1
[INFO] [stderr]   Downloaded pest_generator v2.7.4
[INFO] [stderr]   Downloaded pest_derive v2.7.4
[INFO] [stderr]   Downloaded catppuccin v1.3.0
[INFO] [stderr]   Downloaded clap-stdin v0.2.1
[INFO] [stderr]   Downloaded pest v2.7.4
[INFO] [stderr]   Downloaded pest_meta v2.7.4
[INFO] [stderr]   Downloaded handlebars v4.4.0
[INFO] [stderr]   Downloaded titlecase v2.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] dc8efce5b7794945a04d41ce6b6712a7acc4165f802bf521a9bd0285f69d04a3
[INFO] running `Command { std: "docker" "start" "-a" "dc8efce5b7794945a04d41ce6b6712a7acc4165f802bf521a9bd0285f69d04a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc8efce5b7794945a04d41ce6b6712a7acc4165f802bf521a9bd0285f69d04a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc8efce5b7794945a04d41ce6b6712a7acc4165f802bf521a9bd0285f69d04a3", kill_on_drop: false }`
[INFO] [stdout] dc8efce5b7794945a04d41ce6b6712a7acc4165f802bf521a9bd0285f69d04a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b507e657d5df03bddab840dece7dcc6571b3fb54b1cbf5b11e9fa4aff3d3f7eb
[INFO] running `Command { std: "docker" "start" "-a" "b507e657d5df03bddab840dece7dcc6571b3fb54b1cbf5b11e9fa4aff3d3f7eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking css-colors v1.0.1
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking catppuccin v1.3.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking titlecase v2.2.1
[INFO] [stderr]    Compiling pest v2.7.4
[INFO] [stderr]     Checking clap-stdin v0.2.1
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]    Compiling pest_meta v2.7.4
[INFO] [stderr]    Compiling pest_generator v2.7.4
[INFO] [stderr]    Compiling pest_derive v2.7.4
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking handlebars v4.4.0
[INFO] [stderr]     Checking whiskers v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.72s
[INFO] running `Command { std: "docker" "inspect" "b507e657d5df03bddab840dece7dcc6571b3fb54b1cbf5b11e9fa4aff3d3f7eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b507e657d5df03bddab840dece7dcc6571b3fb54b1cbf5b11e9fa4aff3d3f7eb", kill_on_drop: false }`
[INFO] [stdout] b507e657d5df03bddab840dece7dcc6571b3fb54b1cbf5b11e9fa4aff3d3f7eb
[INFO] checking backwardspy/whiskers against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbackwardspy%2Fwhiskers" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/backwardspy/whiskers on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/backwardspy/whiskers
[INFO] finished tweaking git repo https://github.com/backwardspy/whiskers
[INFO] tweaked toml for git repo https://github.com/backwardspy/whiskers written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/backwardspy/whiskers 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b47fd43de5731babf0ce1b3614098f17f1e3d0db5f4c61779ef2e7a500d5a86e
[INFO] running `Command { std: "docker" "start" "-a" "b47fd43de5731babf0ce1b3614098f17f1e3d0db5f4c61779ef2e7a500d5a86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47fd43de5731babf0ce1b3614098f17f1e3d0db5f4c61779ef2e7a500d5a86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47fd43de5731babf0ce1b3614098f17f1e3d0db5f4c61779ef2e7a500d5a86e", kill_on_drop: false }`
[INFO] [stdout] b47fd43de5731babf0ce1b3614098f17f1e3d0db5f4c61779ef2e7a500d5a86e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9345004524ba1a2b30525818fcc1ddc280fec7de2c6a8a6c8083deafe019e342
[INFO] running `Command { std: "docker" "start" "-a" "9345004524ba1a2b30525818fcc1ddc280fec7de2c6a8a6c8083deafe019e342", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.189
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking clap_lex v0.5.1
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking hashbrown v0.14.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking css-colors v1.0.1
[INFO] [stderr]     Checking clap_builder v4.4.6
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking joinery v2.1.0
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking catppuccin v1.3.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking indexmap v2.0.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling serde_derive v1.0.189
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking titlecase v2.2.1
[INFO] [stderr]    Compiling pest v2.7.4
[INFO] [stderr]     Checking clap-stdin v0.2.1
[INFO] [stderr]     Checking clap v4.4.6
[INFO] [stderr]    Compiling pest_meta v2.7.4
[INFO] [stderr]    Compiling pest_generator v2.7.4
[INFO] [stderr]    Compiling pest_derive v2.7.4
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking handlebars v4.4.0
[INFO] [stderr]     Checking whiskers v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.05s
[INFO] running `Command { std: "docker" "inspect" "9345004524ba1a2b30525818fcc1ddc280fec7de2c6a8a6c8083deafe019e342", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9345004524ba1a2b30525818fcc1ddc280fec7de2c6a8a6c8083deafe019e342", kill_on_drop: false }`
[INFO] [stdout] 9345004524ba1a2b30525818fcc1ddc280fec7de2c6a8a6c8083deafe019e342