[INFO] cloning repository https://github.com/lebe-dev/site-discovery-flea
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lebe-dev/site-discovery-flea" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flebe-dev%2Fsite-discovery-flea", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flebe-dev%2Fsite-discovery-flea'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 750502379da07ae5dfa16647051da3f100832469
[INFO] checking lebe-dev/site-discovery-flea against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flebe-dev%2Fsite-discovery-flea" "/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/lebe-dev/site-discovery-flea 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-6-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lebe-dev/site-discovery-flea
[INFO] finished tweaking git repo https://github.com/lebe-dev/site-discovery-flea
[INFO] tweaked toml for git repo https://github.com/lebe-dev/site-discovery-flea written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lebe-dev/site-discovery-flea 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 destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded serde_yaml v0.8.26
[INFO] [stderr]   Downloaded thread-id v4.2.0
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded regex v1.9.6
[INFO] [stderr]   Downloaded regex-automata v0.3.9
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d0138a5558399657dd05c1aa361f1f54a55084f29d7dacc22ba4b6c7c609c8e
[INFO] running `Command { std: "docker" "start" "-a" "5d0138a5558399657dd05c1aa361f1f54a55084f29d7dacc22ba4b6c7c609c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d0138a5558399657dd05c1aa361f1f54a55084f29d7dacc22ba4b6c7c609c8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0138a5558399657dd05c1aa361f1f54a55084f29d7dacc22ba4b6c7c609c8e", kill_on_drop: false }`
[INFO] [stdout] 5d0138a5558399657dd05c1aa361f1f54a55084f29d7dacc22ba4b6c7c609c8e
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b65035194f81e25a28c8626c2c4e658a7d199c73af016b547f2fd20391e96432
[INFO] running `Command { std: "docker" "start" "-a" "b65035194f81e25a28c8626c2c4e658a7d199c73af016b547f2fd20391e96432", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking num-traits v0.2.17
[INFO] [stderr]     Checking indexmap v1.9.3
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v4.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking thiserror v1.0.49
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking vhost-discovery-tool v1.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.72s
[INFO] running `Command { std: "docker" "inspect" "b65035194f81e25a28c8626c2c4e658a7d199c73af016b547f2fd20391e96432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b65035194f81e25a28c8626c2c4e658a7d199c73af016b547f2fd20391e96432", kill_on_drop: false }`
[INFO] [stdout] b65035194f81e25a28c8626c2c4e658a7d199c73af016b547f2fd20391e96432
[INFO] checking lebe-dev/site-discovery-flea against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flebe-dev%2Fsite-discovery-flea" "/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/lebe-dev/site-discovery-flea 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-6-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/lebe-dev/site-discovery-flea
[INFO] finished tweaking git repo https://github.com/lebe-dev/site-discovery-flea
[INFO] tweaked toml for git repo https://github.com/lebe-dev/site-discovery-flea written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lebe-dev/site-discovery-flea 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-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33f0d583bf320ac1f1c4da1b740eed625325598e364e34c8aa63361f64efd98f
[INFO] running `Command { std: "docker" "start" "-a" "33f0d583bf320ac1f1c4da1b740eed625325598e364e34c8aa63361f64efd98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33f0d583bf320ac1f1c4da1b740eed625325598e364e34c8aa63361f64efd98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f0d583bf320ac1f1c4da1b740eed625325598e364e34c8aa63361f64efd98f", kill_on_drop: false }`
[INFO] [stdout] 33f0d583bf320ac1f1c4da1b740eed625325598e364e34c8aa63361f64efd98f
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79cc98207b0491eb5aea461024f4b58abdc4e2168e8c853ccfb16603871eb206
[INFO] running `Command { std: "docker" "start" "-a" "79cc98207b0491eb5aea461024f4b58abdc4e2168e8c853ccfb16603871eb206", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking num-traits v0.2.17
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking thread-id v4.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]     Checking regex-automata v0.3.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking regex v1.9.6
[INFO] [stderr]     Checking thiserror v1.0.49
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/log4rs-1.2.0/src/append/rolling_file/policy/compound/roll/delete.rs:13:60
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Copy, Clone, Eq, PartialEq, Hash, Debug, Default, serde::Deserialize)]
[INFO] [stdout]    |                                                            ^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `serde::Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/log4rs-1.2.0/src/encode/json.rs:42:54
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Clone, Eq, PartialEq, Hash, Debug, Default, serde::Deserialize)]
[INFO] [stdout]    |                                                      ^^^^^^^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the derive macro `serde::Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `log4rs` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "79cc98207b0491eb5aea461024f4b58abdc4e2168e8c853ccfb16603871eb206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cc98207b0491eb5aea461024f4b58abdc4e2168e8c853ccfb16603871eb206", kill_on_drop: false }`
[INFO] [stdout] 79cc98207b0491eb5aea461024f4b58abdc4e2168e8c853ccfb16603871eb206