[INFO] fetching crate chess 3.2.0... [INFO] checking chess-3.2.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate chess 3.2.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate chess 3.2.0 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 chess 3.2.0 [INFO] finished tweaking crates.io crate chess 3.2.0 [INFO] tweaked toml for crates.io crate chess 3.2.0 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] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 28 packages [INFO] [stderr] Adding arrayvec v0.5.2 (latest: v0.7.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding rand_pcg v0.2.1 (latest: v0.3.1) [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] 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] 4f69cfacd7821a5b7c384e7d7e411d6fad1f7d6e95cbe3a4a8ff17852ca19cb1 [INFO] running `Command { std: "docker" "start" "-a" "4f69cfacd7821a5b7c384e7d7e411d6fad1f7d6e95cbe3a4a8ff17852ca19cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f69cfacd7821a5b7c384e7d7e411d6fad1f7d6e95cbe3a4a8ff17852ca19cb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f69cfacd7821a5b7c384e7d7e411d6fad1f7d6e95cbe3a4a8ff17852ca19cb1", kill_on_drop: false }` [INFO] [stdout] 4f69cfacd7821a5b7c384e7d7e411d6fad1f7d6e95cbe3a4a8ff17852ca19cb1 [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] db4007080e90a07102a955be312ed5e6651f32e9d87451a2f2ae6d337fb5bb46 [INFO] running `Command { std: "docker" "start" "-a" "db4007080e90a07102a955be312ed5e6651f32e9d87451a2f2ae6d337fb5bb46", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling chess v3.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `ExactSizeIterator` is imported redundantly [INFO] [stdout] --> src/movegen/movegen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::iter::ExactSizeIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ExactSizeIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::piece_type::*` [INFO] [stdout] --> src/movegen/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use self::piece_type::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ExactSizeIterator` is imported redundantly [INFO] [stdout] --> src/movegen/movegen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::iter::ExactSizeIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `ExactSizeIterator` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self::piece_type::*` [INFO] [stdout] --> src/movegen/mod.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub use self::piece_type::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/movegen/piece_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[inline]` is ignored on function prototypes [INFO] [stdout] --> src/movegen/piece_type.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | #[inline(always)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `is` is never used [INFO] [stdout] --> src/movegen/piece_type.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub trait PieceType { [INFO] [stdout] | --------- associated function in this trait [INFO] [stdout] 15 | fn is(piece: Piece) -> bool; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `is` is never used [INFO] [stdout] --> src/movegen/piece_type.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub trait PieceType { [INFO] [stdout] | --------- associated function in this trait [INFO] [stdout] 15 | fn is(piece: Piece) -> bool; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [optimized + debuginfo] target(s) in 34.93s [INFO] running `Command { std: "docker" "inspect" "db4007080e90a07102a955be312ed5e6651f32e9d87451a2f2ae6d337fb5bb46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db4007080e90a07102a955be312ed5e6651f32e9d87451a2f2ae6d337fb5bb46", kill_on_drop: false }` [INFO] [stdout] db4007080e90a07102a955be312ed5e6651f32e9d87451a2f2ae6d337fb5bb46 [INFO] checking chess-3.2.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate chess 3.2.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate chess 3.2.0 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 chess 3.2.0 [INFO] finished tweaking crates.io crate chess 3.2.0 [INFO] tweaked toml for crates.io crate chess 3.2.0 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] f7af767a914641188891a5e946a2d66ef564d5a8c58dcc0dacafd7930f0bc95f [INFO] running `Command { std: "docker" "start" "-a" "f7af767a914641188891a5e946a2d66ef564d5a8c58dcc0dacafd7930f0bc95f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f7af767a914641188891a5e946a2d66ef564d5a8c58dcc0dacafd7930f0bc95f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7af767a914641188891a5e946a2d66ef564d5a8c58dcc0dacafd7930f0bc95f", kill_on_drop: false }` [INFO] [stdout] f7af767a914641188891a5e946a2d66ef564d5a8c58dcc0dacafd7930f0bc95f [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] 62c9cd55e6cf2065b18f150db48fd37836ccad2c6b993b657e5546c64a085325 [INFO] running `Command { std: "docker" "start" "-a" "62c9cd55e6cf2065b18f150db48fd37836ccad2c6b993b657e5546c64a085325", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling memchr v2.7.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling rand_pcg v0.2.1 [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] [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] running `Command { std: "docker" "inspect" "62c9cd55e6cf2065b18f150db48fd37836ccad2c6b993b657e5546c64a085325", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62c9cd55e6cf2065b18f150db48fd37836ccad2c6b993b657e5546c64a085325", kill_on_drop: false }` [INFO] [stdout] 62c9cd55e6cf2065b18f150db48fd37836ccad2c6b993b657e5546c64a085325