[INFO] fetching crate kingslayer 0.5.5... [INFO] checking kingslayer-0.5.5 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate kingslayer 0.5.5 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate kingslayer 0.5.5 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 kingslayer 0.5.5 [INFO] finished tweaking crates.io crate kingslayer 0.5.5 [INFO] tweaked toml for crates.io crate kingslayer 0.5.5 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate kingslayer 0.5.5 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 quote v1.0.16 [INFO] [stderr] Downloaded syn v1.0.89 [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] c599db6692a29084f1e62db86ada356644965d135edea39c5e60930de6918514 [INFO] running `Command { std: "docker" "start" "-a" "c599db6692a29084f1e62db86ada356644965d135edea39c5e60930de6918514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c599db6692a29084f1e62db86ada356644965d135edea39c5e60930de6918514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c599db6692a29084f1e62db86ada356644965d135edea39c5e60930de6918514", kill_on_drop: false }` [INFO] [stdout] c599db6692a29084f1e62db86ada356644965d135edea39c5e60930de6918514 [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] 4f1b77dfdf6ff6f064cbd0cf83673fd467ac19ec891428a218f5e44dec42c82a [INFO] running `Command { std: "docker" "start" "-a" "4f1b77dfdf6ff6f064cbd0cf83673fd467ac19ec891428a218f5e44dec42c82a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.120 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ron v0.6.6 [INFO] [stderr] Checking kingslayer v0.5.5 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Breakable` [INFO] [stdout] --> src/entity/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | pub use breakable::{Breakable, Durability}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Breakable` [INFO] [stdout] --> src/entity/mod.rs:12:21 [INFO] [stdout] | [INFO] [stdout] 12 | pub use breakable::{Breakable, Durability}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Breakable` is never used [INFO] [stdout] --> src/entity/breakable.rs:17:11 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait Breakable {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `lock` is never used [INFO] [stdout] --> src/entity/lockable.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub trait Lockable { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 23 | fn lock(&mut self) -> CmdResult; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Breakable` is never used [INFO] [stdout] --> src/entity/breakable.rs:17:11 [INFO] [stdout] | [INFO] [stdout] 17 | pub trait Breakable {} [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `lock` is never used [INFO] [stdout] --> src/entity/lockable.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub trait Lockable { [INFO] [stdout] | -------- method in this trait [INFO] [stdout] ... [INFO] [stdout] 23 | fn lock(&mut self) -> CmdResult; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.35s [INFO] running `Command { std: "docker" "inspect" "4f1b77dfdf6ff6f064cbd0cf83673fd467ac19ec891428a218f5e44dec42c82a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f1b77dfdf6ff6f064cbd0cf83673fd467ac19ec891428a218f5e44dec42c82a", kill_on_drop: false }` [INFO] [stdout] 4f1b77dfdf6ff6f064cbd0cf83673fd467ac19ec891428a218f5e44dec42c82a [INFO] checking kingslayer-0.5.5 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate kingslayer 0.5.5 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate kingslayer 0.5.5 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 kingslayer 0.5.5 [INFO] finished tweaking crates.io crate kingslayer 0.5.5 [INFO] tweaked toml for crates.io crate kingslayer 0.5.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate kingslayer 0.5.5 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-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] 1b173ae2ee9b1082ac40f9848cd0e7b0c1d02d27064b95d210cf455baa95162d [INFO] running `Command { std: "docker" "start" "-a" "1b173ae2ee9b1082ac40f9848cd0e7b0c1d02d27064b95d210cf455baa95162d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1b173ae2ee9b1082ac40f9848cd0e7b0c1d02d27064b95d210cf455baa95162d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b173ae2ee9b1082ac40f9848cd0e7b0c1d02d27064b95d210cf455baa95162d", kill_on_drop: false }` [INFO] [stdout] 1b173ae2ee9b1082ac40f9848cd0e7b0c1d02d27064b95d210cf455baa95162d [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] 7ca5afb90604aa809f94b4c3cb95335cd34f7bf13e0c9d7233a20feb605951b1 [INFO] running `Command { std: "docker" "start" "-a" "7ca5afb90604aa809f94b4c3cb95335cd34f7bf13e0c9d7233a20feb605951b1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.120 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.8/src/sync/parker.rs:366:25 [INFO] [stdout] | [INFO] [stdout] 366 | / match self.state.swap(EMPTY, SeqCst) { [INFO] [stdout] 367 | | NOTIFIED | PARKED => return, [INFO] [stdout] 368 | | n => panic!("inconsistent park_timeout state: {}", n), [INFO] [stdout] 369 | | }; [INFO] [stdout] | |_________________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.16 [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 `crossbeam-utils` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7ca5afb90604aa809f94b4c3cb95335cd34f7bf13e0c9d7233a20feb605951b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca5afb90604aa809f94b4c3cb95335cd34f7bf13e0c9d7233a20feb605951b1", kill_on_drop: false }` [INFO] [stdout] 7ca5afb90604aa809f94b4c3cb95335cd34f7bf13e0c9d7233a20feb605951b1