[INFO] fetching crate anor-server 0.1.0...
[INFO] checking anor-server-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate anor-server 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate anor-server 0.1.0 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 crates.io crate anor-server 0.1.0
[INFO] finished tweaking crates.io crate anor-server 0.1.0
[INFO] tweaked toml for crates.io crate anor-server 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate anor-server 0.1.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded thread-id v4.2.1
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.50
[INFO] [stderr]   Downloaded thiserror v1.0.50
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded log-mdc v0.1.0
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded ordered-float v2.10.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.58
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded serde-value v0.7.0
[INFO] [stderr]   Downloaded anyhow v1.0.75
[INFO] [stderr]   Downloaded serde_json v1.0.107
[INFO] [stderr]   Downloaded chrono v0.4.31
[INFO] [stderr]   Downloaded libc v0.2.149
[INFO] [stderr]   Downloaded syn v2.0.38
[INFO] [stderr]   Downloaded arc-swap v1.6.0
[INFO] [stderr]   Downloaded smallvec v1.11.1
[INFO] [stderr]   Downloaded serde_derive v1.0.190
[INFO] [stderr]   Downloaded serde v1.0.190
[INFO] [stderr]   Downloaded serde_yaml v0.8.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] c1231a09e117ea021e216ab61674dc037540cb8815b6b64b346dcdaf1d0793a5
[INFO] running `Command { std: "docker" "start" "-a" "c1231a09e117ea021e216ab61674dc037540cb8815b6b64b346dcdaf1d0793a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1231a09e117ea021e216ab61674dc037540cb8815b6b64b346dcdaf1d0793a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1231a09e117ea021e216ab61674dc037540cb8815b6b64b346dcdaf1d0793a5", kill_on_drop: false }`
[INFO] [stdout] c1231a09e117ea021e216ab61674dc037540cb8815b6b64b346dcdaf1d0793a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 10774fa4a70b5a965d6e7c4b24e68e5968127da6a367de024ffe790dd3fd1757
[INFO] running `Command { std: "docker" "start" "-a" "10774fa4a70b5a965d6e7c4b24e68e5968127da6a367de024ffe790dd3fd1757", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking thread-id v4.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking serde-value v0.7.0
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking log4rs v1.2.0
[INFO] [stderr]     Checking anor-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `Command { std: "docker" "inspect" "10774fa4a70b5a965d6e7c4b24e68e5968127da6a367de024ffe790dd3fd1757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10774fa4a70b5a965d6e7c4b24e68e5968127da6a367de024ffe790dd3fd1757", kill_on_drop: false }`
[INFO] [stdout] 10774fa4a70b5a965d6e7c4b24e68e5968127da6a367de024ffe790dd3fd1757
[INFO] checking anor-server-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate anor-server 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate anor-server 0.1.0 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 crates.io crate anor-server 0.1.0
[INFO] finished tweaking crates.io crate anor-server 0.1.0
[INFO] tweaked toml for crates.io crate anor-server 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate anor-server 0.1.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] db4a5fe83914b717960cfbe9aee110d303b21003561d656c410396e0e7efeafc
[INFO] running `Command { std: "docker" "start" "-a" "db4a5fe83914b717960cfbe9aee110d303b21003561d656c410396e0e7efeafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4a5fe83914b717960cfbe9aee110d303b21003561d656c410396e0e7efeafc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4a5fe83914b717960cfbe9aee110d303b21003561d656c410396e0e7efeafc", kill_on_drop: false }`
[INFO] [stdout] db4a5fe83914b717960cfbe9aee110d303b21003561d656c410396e0e7efeafc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fc5210c5995740e48aa4601cb7b159811d5b3779d72c9b20dac6bd5faf1f1f98
[INFO] running `Command { std: "docker" "start" "-a" "fc5210c5995740e48aa4601cb7b159811d5b3779d72c9b20dac6bd5faf1f1f98", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking iana-time-zone v0.1.58
[INFO] [stderr]     Checking unsafe-any-ors v1.0.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking typemap-ors v1.0.0
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking thread-id v4.2.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking chrono v0.4.31
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking serde-value v0.7.0
[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" "fc5210c5995740e48aa4601cb7b159811d5b3779d72c9b20dac6bd5faf1f1f98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5210c5995740e48aa4601cb7b159811d5b3779d72c9b20dac6bd5faf1f1f98", kill_on_drop: false }`
[INFO] [stdout] fc5210c5995740e48aa4601cb7b159811d5b3779d72c9b20dac6bd5faf1f1f98