[INFO] cloning repository https://github.com/nix-community/nix-melt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nix-community/nix-melt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnix-community%2Fnix-melt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnix-community%2Fnix-melt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46d1c35ec006da573143c78b404a5e2bd834d997
[INFO] checking nix-community/nix-melt against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnix-community%2Fnix-melt" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nix-community/nix-melt 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/nix-community/nix-melt
[INFO] finished tweaking git repo https://github.com/nix-community/nix-melt
[INFO] tweaked toml for git repo https://github.com/nix-community/nix-melt written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nix-community/nix-melt 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 darling v0.20.5
[INFO] [stderr]   Downloaded darling_macro v0.20.5
[INFO] [stderr]   Downloaded parse-display-derive v0.9.0
[INFO] [stderr]   Downloaded darling_core v0.20.5
[INFO] [stderr]   Downloaded clap_mangen v0.2.19
[INFO] [stderr]   Downloaded structmeta-derive v0.3.0
[INFO] [stderr]   Downloaded structmeta v0.3.0
[INFO] [stderr]   Downloaded parse-display v0.9.0
[INFO] [stderr]   Downloaded serde_with_macros v3.6.1
[INFO] [stderr]   Downloaded serde_with v3.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 8a20739ea44b699fbb6bd6aefd09fb5e557e4245396d7111a314b98ed0bf7e80
[INFO] running `Command { std: "docker" "start" "-a" "8a20739ea44b699fbb6bd6aefd09fb5e557e4245396d7111a314b98ed0bf7e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a20739ea44b699fbb6bd6aefd09fb5e557e4245396d7111a314b98ed0bf7e80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a20739ea44b699fbb6bd6aefd09fb5e557e4245396d7111a314b98ed0bf7e80", kill_on_drop: false }`
[INFO] [stdout] 8a20739ea44b699fbb6bd6aefd09fb5e557e4245396d7111a314b98ed0bf7e80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9ef2c27cdaa8293f93df2caca851d841578ad2811eed41b22bafda610c59a661
[INFO] running `Command { std: "docker" "start" "-a" "9ef2c27cdaa8293f93df2caca851d841578ad2811eed41b22bafda610c59a661", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling anstyle v1.0.5
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling ahash v0.8.7
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling signal-hook v0.3.17
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling clap_builder v4.4.18
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]    Compiling roff v0.2.1
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking castaway v0.2.2
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]     Checking crossterm v0.27.0
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking lru v0.12.2
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]    Compiling stability v0.1.1
[INFO] [stderr]    Compiling darling_core v0.20.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling structmeta-derive v0.3.0
[INFO] [stderr]    Compiling strum_macros v0.26.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling structmeta v0.3.0
[INFO] [stderr]    Compiling darling_macro v0.20.5
[INFO] [stderr]    Compiling parse-display-derive v0.9.0
[INFO] [stderr]    Compiling darling v0.20.5
[INFO] [stderr]     Checking strum v0.26.1
[INFO] [stderr]    Compiling clap v4.4.18
[INFO] [stderr]    Compiling clap_mangen v0.2.19
[INFO] [stderr]    Compiling clap_complete v4.5.1
[INFO] [stderr]    Compiling serde_with_macros v3.6.1
[INFO] [stderr]     Checking ratatui v0.26.1
[INFO] [stderr]    Compiling nix-melt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking parse-display v0.9.0
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_with v3.6.1
[INFO] [stderr]     Checking indexmap v2.2.2
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.12s
[INFO] running `Command { std: "docker" "inspect" "9ef2c27cdaa8293f93df2caca851d841578ad2811eed41b22bafda610c59a661", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef2c27cdaa8293f93df2caca851d841578ad2811eed41b22bafda610c59a661", kill_on_drop: false }`
[INFO] [stdout] 9ef2c27cdaa8293f93df2caca851d841578ad2811eed41b22bafda610c59a661