[INFO] fetching crate http4r-core 0.0.6... [INFO] checking http4r-core-0.0.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate http4r-core 0.0.6 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate http4r-core 0.0.6 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 http4r-core 0.0.6 [INFO] finished tweaking crates.io crate http4r-core 0.0.6 [INFO] tweaked toml for crates.io crate http4r-core 0.0.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate http4r-core 0.0.6 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] Downloading crates ... [INFO] [stderr] Downloaded brotli v3.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a1ad3c5d58d51b47df1088df349776b461cf1c8e61d0d17de1edf77a3460d0fa [INFO] running `Command { std: "docker" "start" "-a" "a1ad3c5d58d51b47df1088df349776b461cf1c8e61d0d17de1edf77a3460d0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1ad3c5d58d51b47df1088df349776b461cf1c8e61d0d17de1edf77a3460d0fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1ad3c5d58d51b47df1088df349776b461cf1c8e61d0d17de1edf77a3460d0fa", kill_on_drop: false }` [INFO] [stdout] a1ad3c5d58d51b47df1088df349776b461cf1c8e61d0d17de1edf77a3460d0fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 200dee3994b4a67a336bc6849458aab55c55b1a3f473cddbbdf1a34a2ec82af6 [INFO] running `Command { std: "docker" "start" "-a" "200dee3994b4a67a336bc6849458aab55c55b1a3f473cddbbdf1a34a2ec82af6", kill_on_drop: false }` [INFO] [stderr] Checking alloc-no-stdlib v2.0.3 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Checking alloc-stdlib v0.2.1 [INFO] [stderr] Checking brotli-decompressor v2.3.2 [INFO] [stderr] Checking flate2 v1.0.22 [INFO] [stderr] Checking brotli v3.3.3 [INFO] [stderr] Checking http4r-core v0.0.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `options` is never read [INFO] [stdout] --> src/client.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 65 | options: ClientOptions, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `options` is never read [INFO] [stdout] --> src/client.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 62 | pub struct Client { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 65 | options: ClientOptions, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `headers_size` and `trailers_size` are never read [INFO] [stdout] --> src/client.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 69 | pub struct ClientOptions { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 70 | headers_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 71 | trailers_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `headers_size` and `trailers_size` are never read [INFO] [stdout] --> src/client.rs:70:5 [INFO] [stdout] | [INFO] [stdout] 69 | pub struct ClientOptions { [INFO] [stdout] | ------------- fields in this struct [INFO] [stdout] 70 | headers_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 71 | trailers_size: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Multipart` is never constructed [INFO] [stdout] --> src/http_message.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 173 | enum ReadMetadata { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 174 | Chunked(ChunkedMetadata), [INFO] [stdout] 175 | Multipart(MultipartMetadata), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadMetadata` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Multipart` is never constructed [INFO] [stdout] --> src/http_message.rs:175:5 [INFO] [stdout] | [INFO] [stdout] 173 | enum ReadMetadata { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 174 | Chunked(ChunkedMetadata), [INFO] [stdout] 175 | Multipart(MultipartMetadata), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ReadMetadata` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/http_message.rs:130:44 [INFO] [stdout] | [INFO] [stdout] 130 | message(part1.to_string(), part2, part3.clone().to_string(), is_response, body, headers, trailers) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/http_message.rs:130:44 [INFO] [stdout] | [INFO] [stdout] 130 | message(part1.to_string(), part2, part3.clone().to_string(), is_response, body, headers, trailers) [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `(String, String)` instead of cloning the inner type [INFO] [stdout] --> src/query.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | q.clone().0 == p0 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `(String, String)` instead of cloning the inner type [INFO] [stdout] --> src/query.rs:55:14 [INFO] [stdout] | [INFO] [stdout] 55 | q.clone().0 == p0 [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.97s [INFO] running `Command { std: "docker" "inspect" "200dee3994b4a67a336bc6849458aab55c55b1a3f473cddbbdf1a34a2ec82af6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "200dee3994b4a67a336bc6849458aab55c55b1a3f473cddbbdf1a34a2ec82af6", kill_on_drop: false }` [INFO] [stdout] 200dee3994b4a67a336bc6849458aab55c55b1a3f473cddbbdf1a34a2ec82af6 [INFO] checking http4r-core-0.0.6 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate http4r-core 0.0.6 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate http4r-core 0.0.6 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 http4r-core 0.0.6 [INFO] finished tweaking crates.io crate http4r-core 0.0.6 [INFO] tweaked toml for crates.io crate http4r-core 0.0.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate http4r-core 0.0.6 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a1e6cbd91fc1973dfcbb93239ddc858b1573b027611de230d8934383dc05ca8b [INFO] running `Command { std: "docker" "start" "-a" "a1e6cbd91fc1973dfcbb93239ddc858b1573b027611de230d8934383dc05ca8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1e6cbd91fc1973dfcbb93239ddc858b1573b027611de230d8934383dc05ca8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1e6cbd91fc1973dfcbb93239ddc858b1573b027611de230d8934383dc05ca8b", kill_on_drop: false }` [INFO] [stdout] a1e6cbd91fc1973dfcbb93239ddc858b1573b027611de230d8934383dc05ca8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b4d29fa128bd85b473f83adab9c09fbb1baeeb04a39d34d4066abed58c56a3fd [INFO] running `Command { std: "docker" "start" "-a" "b4d29fa128bd85b473f83adab9c09fbb1baeeb04a39d34d4066abed58c56a3fd", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Checking alloc-no-stdlib v2.0.3 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking miniz_oxide v0.4.4 [INFO] [stderr] Checking alloc-stdlib v0.2.1 [INFO] [stderr] Checking brotli-decompressor v2.3.2 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.4.4/src/inflate/core.rs:1060:9 [INFO] [stdout] | [INFO] [stdout] 1060 | / match state { [INFO] [stdout] 1061 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1062 | | l.bit_buf = 0; [INFO] [stdout] 1063 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1592 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1593 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [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" "b4d29fa128bd85b473f83adab9c09fbb1baeeb04a39d34d4066abed58c56a3fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4d29fa128bd85b473f83adab9c09fbb1baeeb04a39d34d4066abed58c56a3fd", kill_on_drop: false }` [INFO] [stdout] b4d29fa128bd85b473f83adab9c09fbb1baeeb04a39d34d4066abed58c56a3fd