[INFO] cloning repository https://github.com/ywxt/wen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ywxt/wen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fywxt%2Fwen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fywxt%2Fwen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3febf4b2cf1ed2594c87f7f1c32d746796cd447c [INFO] checking ywxt/wen against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fywxt%2Fwen" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/ywxt/wen [INFO] finished tweaking git repo https://github.com/ywxt/wen [INFO] tweaked toml for git repo https://github.com/ywxt/wen written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/ywxt/wen on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/ywxt/wen 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c64351fe5c5b67c17954784b5f4c0f56985a0cb2c1e28a19cbc83e7eb0e1f22e [INFO] running `Command { std: "docker" "start" "-a" "c64351fe5c5b67c17954784b5f4c0f56985a0cb2c1e28a19cbc83e7eb0e1f22e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c64351fe5c5b67c17954784b5f4c0f56985a0cb2c1e28a19cbc83e7eb0e1f22e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c64351fe5c5b67c17954784b5f4c0f56985a0cb2c1e28a19cbc83e7eb0e1f22e", kill_on_drop: false }` [INFO] [stdout] c64351fe5c5b67c17954784b5f4c0f56985a0cb2c1e28a19cbc83e7eb0e1f22e [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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d0ed99c8d05b6e5b4d593d1d74e3e005f2297b090b4a86754d7918e33568a0b [INFO] running `Command { std: "docker" "start" "-a" "0d0ed99c8d05b6e5b4d593d1d74e3e005f2297b090b4a86754d7918e33568a0b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Compiling futures-task v0.3.29 [INFO] [stderr] Compiling ring v0.17.5 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Compiling futures-util v0.3.29 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking percent-encoding v2.3.0 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Compiling futures-channel v0.3.29 [INFO] [stderr] Compiling async-trait v0.1.74 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking form_urlencoded v1.2.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling rustls v0.21.8 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking base64 v0.21.5 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Compiling thiserror v1.0.50 [INFO] [stderr] Checking rustls-pemfile v1.0.3 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Compiling axum-core v0.3.4 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking try-lock v0.2.4 [INFO] [stderr] Checking want v0.3.1 [INFO] [stderr] Checking url v2.4.1 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking rustls-native-certs v0.6.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling axum v0.6.20 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking futures-io v0.3.29 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking ipnet v2.9.0 [INFO] [stderr] Checking data-encoding v2.4.0 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking resolv-conf v0.7.0 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Checking serde_path_to_error v0.1.14 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Checking rustls-webpki v0.101.7 [INFO] [stderr] Checking sct v0.7.1 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking env_logger v0.10.1 [INFO] [stderr] Compiling synstructure v0.13.0 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling zerofrom-derive v0.1.3 [INFO] [stderr] Compiling pin-project-internal v1.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.50 [INFO] [stderr] Compiling enum-as-inner v0.6.0 [INFO] [stderr] Compiling yoke-derive v0.7.2 [INFO] [stderr] Checking tokio v1.33.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking pin-project v1.1.3 [INFO] [stderr] Checking zerofrom v0.1.3 [INFO] [stderr] Checking yoke v0.7.2 [INFO] [stderr] Checking wildflower v0.3.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking tokio-rustls v0.24.1 [INFO] [stderr] Checking tower v0.4.13 [INFO] [stderr] Checking hyper v0.14.27 [INFO] [stderr] Checking h2 v0.3.21 [INFO] [stderr] Checking hickory-proto v0.24.0 [INFO] [stderr] Checking hickory-resolver v0.24.0 [INFO] [stderr] Checking wen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tls.rs:242:21 [INFO] [stdout] | [INFO] [stdout] 242 | let mut len = 2; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_system_config` is never used [INFO] [stdout] --> src/dns.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl DnsResolver { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn from_system_config(ipv6_supported: bool) -> anyhow::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DnsServer` is never used [INFO] [stdout] --> src/dns.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | pub enum DnsServer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_resolver_config` is never used [INFO] [stdout] --> src/dns.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn create_resolver_config(dns_servers: impl IntoIterator) -> ResolverConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wen` (bin "wen") due to 3 previous errors; 4 warnings emitted [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:41 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/tls.rs:242:21 [INFO] [stdout] | [INFO] [stdout] 242 | let mut len = 2; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_system_config` is never used [INFO] [stdout] --> src/dns.rs:30:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl DnsResolver { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn from_system_config(ipv6_supported: bool) -> anyhow::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DnsServer` is never used [INFO] [stdout] --> src/dns.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | pub enum DnsServer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_resolver_config` is never used [INFO] [stdout] --> src/dns.rs:76:8 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn create_resolver_config(dns_servers: impl IntoIterator) -> ResolverConfig { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:41 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result>, Infallible> [INFO] [stdout] --> src/main.rs:40:17 [INFO] [stdout] | [INFO] [stdout] 40 | router_svc.oneshot(req).await.map_err(|err| match err {}) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `wen` (bin "wen" test) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0d0ed99c8d05b6e5b4d593d1d74e3e005f2297b090b4a86754d7918e33568a0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d0ed99c8d05b6e5b4d593d1d74e3e005f2297b090b4a86754d7918e33568a0b", kill_on_drop: false }` [INFO] [stdout] 0d0ed99c8d05b6e5b4d593d1d74e3e005f2297b090b4a86754d7918e33568a0b