[INFO] fetching crate fermi 0.4.0... [INFO] checking fermi-0.4.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate fermi 0.4.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate fermi 0.4.0 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 fermi 0.4.0 [INFO] finished tweaking crates.io crate fermi 0.4.0 [INFO] tweaked toml for crates.io crate fermi 0.4.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 33 packages [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding dioxus-core v0.4.3 (latest: v0.5.0) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [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 closure v0.3.0 [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] 8625bde5ebd24b5a699130166e64eda77ab29ff597ddfeeb3b8a05f2107520f8 [INFO] running `Command { std: "docker" "start" "-a" "8625bde5ebd24b5a699130166e64eda77ab29ff597ddfeeb3b8a05f2107520f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8625bde5ebd24b5a699130166e64eda77ab29ff597ddfeeb3b8a05f2107520f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8625bde5ebd24b5a699130166e64eda77ab29ff597ddfeeb3b8a05f2107520f8", kill_on_drop: false }` [INFO] [stdout] 8625bde5ebd24b5a699130166e64eda77ab29ff597ddfeeb3b8a05f2107520f8 [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] fdd37ab8666f7eae641f101e64c0625db3c37dac70ff6c8403a78a9e583d339a [INFO] running `Command { std: "docker" "start" "-a" "fdd37ab8666f7eae641f101e64c0625db3c37dac70ff6c8403a78a9e583d339a", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking longest-increasing-subsequence v0.1.0 [INFO] [stderr] Checking smallbox v0.8.2 [INFO] [stderr] Checking bumpalo v3.15.4 [INFO] [stderr] Compiling im-rc v15.1.0 [INFO] [stderr] Checking closure v0.3.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking dioxus-core v0.4.3 [INFO] [stderr] Checking fermi v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `selector::*` [INFO] [stdout] --> src/lib.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | pub use selector::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `selectorfamily::*` [INFO] [stdout] --> src/lib.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | pub use selectorfamily::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `selector::*` [INFO] [stdout] --> src/lib.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | pub use selector::*; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `selectorfamily::*` [INFO] [stdout] --> src/lib.rs:24:13 [INFO] [stdout] | [INFO] [stdout] 24 | pub use selectorfamily::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/atoms/atom.rs:40:14 [INFO] [stdout] | [INFO] [stdout] 40 | struct S(String); [INFO] [stdout] | - ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 40 | struct S(()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s [INFO] running `Command { std: "docker" "inspect" "fdd37ab8666f7eae641f101e64c0625db3c37dac70ff6c8403a78a9e583d339a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdd37ab8666f7eae641f101e64c0625db3c37dac70ff6c8403a78a9e583d339a", kill_on_drop: false }` [INFO] [stdout] fdd37ab8666f7eae641f101e64c0625db3c37dac70ff6c8403a78a9e583d339a [INFO] checking fermi-0.4.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate fermi 0.4.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate fermi 0.4.0 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 fermi 0.4.0 [INFO] finished tweaking crates.io crate fermi 0.4.0 [INFO] tweaked toml for crates.io crate fermi 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [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] f934085514488a8baa3f169e70d126afd6e9573ad9a689641a42e33cf145a6aa [INFO] running `Command { std: "docker" "start" "-a" "f934085514488a8baa3f169e70d126afd6e9573ad9a689641a42e33cf145a6aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f934085514488a8baa3f169e70d126afd6e9573ad9a689641a42e33cf145a6aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f934085514488a8baa3f169e70d126afd6e9573ad9a689641a42e33cf145a6aa", kill_on_drop: false }` [INFO] [stdout] f934085514488a8baa3f169e70d126afd6e9573ad9a689641a42e33cf145a6aa [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] 96304c45f0f8f3eeccb3a21bbf927f80c0fac165d9c38d18adbbed02c1db381a [INFO] running `Command { std: "docker" "start" "-a" "96304c45f0f8f3eeccb3a21bbf927f80c0fac165d9c38d18adbbed02c1db381a", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking bumpalo v3.15.4 [INFO] [stderr] Checking longest-increasing-subsequence v0.1.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking smallbox v0.8.2 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling im-rc v15.1.0 [INFO] [stderr] Checking closure v0.3.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/bumpalo-3.15.4/src/collections/str/lossy.rs:82:28 [INFO] [stdout] | [INFO] [stdout] 82 | () => {{ [INFO] [stdout] | ____________________________^ [INFO] [stdout] 83 | | unsafe { [INFO] [stdout] 84 | | let r = Utf8LossyChunk { [INFO] [stdout] 85 | | valid: str::from_utf8_unchecked(&self.source[0..i_]), [INFO] [stdout] ... | [INFO] [stdout] 90 | | } [INFO] [stdout] 91 | | }}; [INFO] [stdout] | |_____________________^ cannot infer type [INFO] [stdout] ... [INFO] [stdout] 97 | error!(); [INFO] [stdout] | -------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `error` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `bumpalo` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "96304c45f0f8f3eeccb3a21bbf927f80c0fac165d9c38d18adbbed02c1db381a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96304c45f0f8f3eeccb3a21bbf927f80c0fac165d9c38d18adbbed02c1db381a", kill_on_drop: false }` [INFO] [stdout] 96304c45f0f8f3eeccb3a21bbf927f80c0fac165d9c38d18adbbed02c1db381a