[INFO] fetching crate axum-client-ip 0.5.0...
[INFO] checking axum-client-ip-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate axum-client-ip 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate axum-client-ip 0.5.0 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 axum-client-ip 0.5.0
[INFO] finished tweaking crates.io crate axum-client-ip 0.5.0
[INFO] tweaked toml for crates.io crate axum-client-ip 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate axum-client-ip 0.5.0 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 windows-targets v0.48.2
[INFO] [stderr]   Downloaded forwarded-header-value v0.1.1
[INFO] [stderr]   Downloaded nonempty v0.7.0
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[INFO] [stderr]   Downloaded async-trait v0.1.73
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[INFO] [stderr]   Downloaded axum v0.7.1
[INFO] [stderr]   Downloaded serde_derive v1.0.183
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.48.2
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[INFO] [stderr]   Downloaded windows_i686_gnu v0.48.2
[INFO] [stderr]   Downloaded windows_i686_msvc v0.48.2
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.48.2
[INFO] [stderr]   Downloaded tokio v1.31.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.48.2
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.48.2
[INFO] [stderr]   Downloaded h2 v0.4.0
[INFO] [stderr]   Downloaded http v1.0.0
[INFO] [stderr]   Downloaded hyper v1.0.1
[INFO] [stderr]   Downloaded serde v1.0.183
[INFO] [stderr]   Downloaded cc v1.0.82
[INFO] [stderr]   Downloaded smallvec v1.11.0
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[INFO] [stderr]   Downloaded thiserror v1.0.45
[INFO] [stderr]   Downloaded http-body-util v0.1.0
[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] d7845bca62a8cdc7a7a877012a639944749eaf03002abd8a59acbabf4b035f18
[INFO] running `Command { std: "docker" "start" "-a" "d7845bca62a8cdc7a7a877012a639944749eaf03002abd8a59acbabf4b035f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7845bca62a8cdc7a7a877012a639944749eaf03002abd8a59acbabf4b035f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7845bca62a8cdc7a7a877012a639944749eaf03002abd8a59acbabf4b035f18", kill_on_drop: false }`
[INFO] [stdout] d7845bca62a8cdc7a7a877012a639944749eaf03002abd8a59acbabf4b035f18
[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] ce2cb03f4bedee4d38d34624487e081767db25924579a76d880c5b94fd5bbc6c
[INFO] running `Command { std: "docker" "start" "-a" "ce2cb03f4bedee4d38d34624487e081767db25924579a76d880c5b94fd5bbc6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking pin-project-lite v0.2.12
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking http v1.0.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling quote v1.0.32
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking http-body v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.29
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.73
[INFO] [stderr]    Compiling fsio v0.1.3
[INFO] [stderr]    Compiling envmnt v0.8.4
[INFO] [stderr]    Compiling axum-core v0.4.0
[INFO] [stderr]    Compiling thiserror v1.0.45
[INFO] [stderr]    Compiling ci_info v0.10.2
[INFO] [stderr]    Compiling axum v0.7.1
[INFO] [stderr]     Checking http-body-util v0.1.0
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking nonempty v0.7.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking matchit v0.7.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.45
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking envy v0.4.2
[INFO] [stderr]     Checking tokio v1.31.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking forwarded-header-value v0.1.1
[INFO] [stderr]    Compiling rusty-hook v0.11.2
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking h2 v0.4.0
[INFO] [stderr]     Checking hyper v1.0.1
[INFO] [stderr]     Checking hyper-util v0.1.1
[INFO] [stderr]     Checking axum-client-ip v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Sync` is imported redundantly
[INFO] [stdout]   --> src/insecure.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     marker::Sync,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Sync` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Sync` is imported redundantly
[INFO] [stdout]   --> src/secure.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     marker::Sync,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Sync` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Sync` is imported redundantly
[INFO] [stdout]   --> src/insecure.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     marker::Sync,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Sync` is already defined here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Sync` is imported redundantly
[INFO] [stdout]   --> src/secure.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     marker::Sync,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Sync` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `leftmost_ip` is never used
[INFO] [stdout]    --> src/rudimental.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 90  | pub(crate) trait MultiIpHeader {
[INFO] [stdout]     |                  ------------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn leftmost_ip(headers: &HeaderMap) -> Result<IpAddr, StringRejection> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `leftmost_ip` is never used
[INFO] [stdout]    --> src/rudimental.rs:113:8
[INFO] [stdout]     |
[INFO] [stdout] 90  | pub(crate) trait MultiIpHeader {
[INFO] [stdout]     |                  ------------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 113 |     fn leftmost_ip(headers: &HeaderMap) -> Result<IpAddr, StringRejection> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.62s
[INFO] running `Command { std: "docker" "inspect" "ce2cb03f4bedee4d38d34624487e081767db25924579a76d880c5b94fd5bbc6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce2cb03f4bedee4d38d34624487e081767db25924579a76d880c5b94fd5bbc6c", kill_on_drop: false }`
[INFO] [stdout] ce2cb03f4bedee4d38d34624487e081767db25924579a76d880c5b94fd5bbc6c