[INFO] fetching crate ledger 0.2.5... [INFO] checking ledger-0.2.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate ledger 0.2.5 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate ledger 0.2.5 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 ledger 0.2.5 [INFO] finished tweaking crates.io crate ledger 0.2.5 [INFO] tweaked toml for crates.io crate ledger 0.2.5 written to /workspace/builds/worker-0-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 30 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding hex v0.3.2 (latest: v0.4.3) [INFO] [stderr] Adding hidapi v0.5.2 (latest: v2.6.1) [INFO] [stderr] Adding nix v0.13.1 (latest: v0.28.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [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 nix v0.13.1 [INFO] [stderr] Downloaded hidapi v0.5.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1f2d0d1205c7f910eb81fee59ba687c72f16c4d5f24812899cabeaea1e87d561 [INFO] running `Command { std: "docker" "start" "-a" "1f2d0d1205c7f910eb81fee59ba687c72f16c4d5f24812899cabeaea1e87d561", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f2d0d1205c7f910eb81fee59ba687c72f16c4d5f24812899cabeaea1e87d561", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f2d0d1205c7f910eb81fee59ba687c72f16c4d5f24812899cabeaea1e87d561", kill_on_drop: false }` [INFO] [stdout] 1f2d0d1205c7f910eb81fee59ba687c72f16c4d5f24812899cabeaea1e87d561 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf1332fbbdfd72e4b5e51c1e18506002dfd7a860bbd6e4212527ac979603eb80 [INFO] running `Command { std: "docker" "start" "-a" "bf1332fbbdfd72e4b5e51c1e18506002dfd7a860bbd6e4212527ac979603eb80", kill_on_drop: false }` [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling hidapi v0.5.2 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking ledger v0.2.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/lib.rs:431:30 [INFO] [stdout] | [INFO] [stdout] 431 | 2 => (u16::from(data[i + 2] )* 256 + u16::from(data[i + 1])), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 431 - 2 => (u16::from(data[i + 2] )* 256 + u16::from(data[i + 1])), [INFO] [stdout] 431 + 2 => u16::from(data[i + 2] )* 256 + u16::from(data[i + 1]), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/lib.rs:431:30 [INFO] [stdout] | [INFO] [stdout] 431 | 2 => (u16::from(data[i + 2] )* 256 + u16::from(data[i + 1])), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 431 - 2 => (u16::from(data[i + 2] )* 256 + u16::from(data[i + 1])), [INFO] [stdout] 431 + 2 => u16::from(data[i + 2] )* 256 + u16::from(data[i + 1]), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:398:61 [INFO] [stdout] | [INFO] [stdout] 398 | let mut desc_raw: HidrawReportDescriptor = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/lib.rs:398:61 [INFO] [stdout] | [INFO] [stdout] 398 | let mut desc_raw: HidrawReportDescriptor = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `HidrawReportDescriptor` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:398:56 [INFO] [stdout] | [INFO] [stdout] 398 | let mut desc_raw: HidrawReportDescriptor = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/lib.rs:373:9 [INFO] [stdout] | [INFO] [stdout] 373 | size: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `HidrawReportDescriptor` does not permit being left uninitialized [INFO] [stdout] --> src/lib.rs:398:56 [INFO] [stdout] | [INFO] [stdout] 398 | let mut desc_raw: HidrawReportDescriptor = mem::uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/lib.rs:373:9 [INFO] [stdout] | [INFO] [stdout] 373 | size: u32, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` 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 1.66s [INFO] running `Command { std: "docker" "inspect" "bf1332fbbdfd72e4b5e51c1e18506002dfd7a860bbd6e4212527ac979603eb80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf1332fbbdfd72e4b5e51c1e18506002dfd7a860bbd6e4212527ac979603eb80", kill_on_drop: false }` [INFO] [stdout] bf1332fbbdfd72e4b5e51c1e18506002dfd7a860bbd6e4212527ac979603eb80 [INFO] checking ledger-0.2.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate ledger 0.2.5 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate ledger 0.2.5 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 ledger 0.2.5 [INFO] finished tweaking crates.io crate ledger 0.2.5 [INFO] tweaked toml for crates.io crate ledger 0.2.5 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6c9dc10eb7d287b6d2de261c7bb2e71c245cb6178289aef4395fec9a63ed72f4 [INFO] running `Command { std: "docker" "start" "-a" "6c9dc10eb7d287b6d2de261c7bb2e71c245cb6178289aef4395fec9a63ed72f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6c9dc10eb7d287b6d2de261c7bb2e71c245cb6178289aef4395fec9a63ed72f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c9dc10eb7d287b6d2de261c7bb2e71c245cb6178289aef4395fec9a63ed72f4", kill_on_drop: false }` [INFO] [stdout] 6c9dc10eb7d287b6d2de261c7bb2e71c245cb6178289aef4395fec9a63ed72f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 199a84cdcc75be5e8998f6eee8354539ff27fdc1dddb7f85a74ec0bea57939e9 [INFO] running `Command { std: "docker" "start" "-a" "199a84cdcc75be5e8998f6eee8354539ff27fdc1dddb7f85a74ec0bea57939e9", kill_on_drop: false }` [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling hidapi v0.5.2 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [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" "199a84cdcc75be5e8998f6eee8354539ff27fdc1dddb7f85a74ec0bea57939e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "199a84cdcc75be5e8998f6eee8354539ff27fdc1dddb7f85a74ec0bea57939e9", kill_on_drop: false }` [INFO] [stdout] 199a84cdcc75be5e8998f6eee8354539ff27fdc1dddb7f85a74ec0bea57939e9