[INFO] cloning repository https://github.com/Schwefelhexa/mra-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Schwefelhexa/mra-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchwefelhexa%2Fmra-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchwefelhexa%2Fmra-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 263e40483b9c8aba1c21ab5a8361ed8ed69e7307
[INFO] checking Schwefelhexa/mra-rs against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchwefelhexa%2Fmra-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Schwefelhexa/mra-rs 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] started tweaking git repo https://github.com/Schwefelhexa/mra-rs
[INFO] finished tweaking git repo https://github.com/Schwefelhexa/mra-rs
[INFO] tweaked toml for git repo https://github.com/Schwefelhexa/mra-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Schwefelhexa/mra-rs 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 confique-macro v0.0.9
[INFO] [stderr]   Downloaded quoted_printable v0.5.0
[INFO] [stderr]   Downloaded mailparse v0.14.1
[INFO] [stderr]   Downloaded imap-proto v0.10.2
[INFO] [stderr]   Downloaded confique v0.2.5
[INFO] [stderr]   Downloaded imap v2.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3b86a208f506eeaeaa8893329cd6469a09cd0cdedf00b4a009150eaaa529b86d
[INFO] running `Command { std: "docker" "start" "-a" "3b86a208f506eeaeaa8893329cd6469a09cd0cdedf00b4a009150eaaa529b86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b86a208f506eeaeaa8893329cd6469a09cd0cdedf00b4a009150eaaa529b86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b86a208f506eeaeaa8893329cd6469a09cd0cdedf00b4a009150eaaa529b86d", kill_on_drop: false }`
[INFO] [stdout] 3b86a208f506eeaeaa8893329cd6469a09cd0cdedf00b4a009150eaaa529b86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7fbdcfd841f842413d9d8b875884e7c47aaa62c45e299521b83d585a4b07f5a1
[INFO] running `Command { std: "docker" "start" "-a" "7fbdcfd841f842413d9d8b875884e7c47aaa62c45e299521b83d585a4b07f5a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking indexmap v2.2.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking charset v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking iana-time-zone v0.1.59
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.10
[INFO] [stderr]     Checking quoted_printable v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking clap_builder v4.4.18
[INFO] [stderr]     Checking mailparse v0.14.1
[INFO] [stderr]     Checking imap-proto v0.10.2
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling confique-macro v0.0.9
[INFO] [stderr]     Checking gethostname v0.2.3
[INFO] [stderr]     Checking bufstream v0.1.4
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking maildir v0.6.4
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]     Checking shellexpand v3.1.0
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]     Checking imap v2.4.1
[INFO] [stderr]     Checking clap v4.4.18
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]     Checking serde_yaml v0.9.31
[INFO] [stderr]     Checking json5 v0.4.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking confique v0.2.5
[INFO] [stderr]     Checking mra-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.17s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: imap-proto v0.10.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "7fbdcfd841f842413d9d8b875884e7c47aaa62c45e299521b83d585a4b07f5a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fbdcfd841f842413d9d8b875884e7c47aaa62c45e299521b83d585a4b07f5a1", kill_on_drop: false }`
[INFO] [stdout] 7fbdcfd841f842413d9d8b875884e7c47aaa62c45e299521b83d585a4b07f5a1
[INFO] checking Schwefelhexa/mra-rs against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSchwefelhexa%2Fmra-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Schwefelhexa/mra-rs 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] started tweaking git repo https://github.com/Schwefelhexa/mra-rs
[INFO] finished tweaking git repo https://github.com/Schwefelhexa/mra-rs
[INFO] tweaked toml for git repo https://github.com/Schwefelhexa/mra-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Schwefelhexa/mra-rs 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfd514836ddca005cbd7604f845f96850dea557a7952d2dbb6160f1ebe588e74
[INFO] running `Command { std: "docker" "start" "-a" "dfd514836ddca005cbd7604f845f96850dea557a7952d2dbb6160f1ebe588e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfd514836ddca005cbd7604f845f96850dea557a7952d2dbb6160f1ebe588e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfd514836ddca005cbd7604f845f96850dea557a7952d2dbb6160f1ebe588e74", kill_on_drop: false }`
[INFO] [stdout] dfd514836ddca005cbd7604f845f96850dea557a7952d2dbb6160f1ebe588e74
[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=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] aa2e8f3a5f45499ca5ee27b39deaeac18e1789718ff9fa3152f2a938fa265f41
[INFO] running `Command { std: "docker" "start" "-a" "aa2e8f3a5f45499ca5ee27b39deaeac18e1789718ff9fa3152f2a938fa265f41", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.29
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]    Compiling nom v5.1.3
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.63
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling openssl-sys v0.9.99
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking anstyle v1.0.5
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking anstream v0.6.11
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking charset v0.1.3
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.1/src/inflate/core.rs:1154:9
[INFO] [stdout]      |
[INFO] [stdout] 1154 | /         match state {
[INFO] [stdout] 1155 | |             Start => generate_state!(state, 'state_machine, {
[INFO] [stdout] 1156 | |                 l.bit_buf = 0;
[INFO] [stdout] 1157 | |                 l.num_bits = 0;
[INFO] [stdout] ...    |
[INFO] [stdout] 1699 | |             _ => break TINFLStatus::Failed,
[INFO] [stdout] 1700 | |         };
[INFO] [stdout]      | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking indexmap v2.2.1
[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" "aa2e8f3a5f45499ca5ee27b39deaeac18e1789718ff9fa3152f2a938fa265f41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2e8f3a5f45499ca5ee27b39deaeac18e1789718ff9fa3152f2a938fa265f41", kill_on_drop: false }`
[INFO] [stdout] aa2e8f3a5f45499ca5ee27b39deaeac18e1789718ff9fa3152f2a938fa265f41