[INFO] fetching crate silkrust 0.0.3... [INFO] checking silkrust-0.0.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate silkrust 0.0.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate silkrust 0.0.3 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 silkrust 0.0.3 [INFO] finished tweaking crates.io crate silkrust 0.0.3 [INFO] tweaked toml for crates.io crate silkrust 0.0.3 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 67 packages [INFO] [stderr] Adding bitfield-struct v0.5.6 (latest: v0.6.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding blowfish v0.8.0 (latest: v0.9.1) [INFO] [stderr] Adding cipher v0.3.0 (latest: v0.4.4) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding windows-sys v0.48.0 (latest: v0.52.0) [INFO] [stderr] Adding windows-targets v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_i686_msvc v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4) [INFO] [stderr] Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4) [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 bitfield-struct v0.5.6 [INFO] [stderr] Downloaded blowfish v0.8.0 [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] e2bb223d4205f4180951c6dd784ef9898c263b6145dd61d3dbe8f32da1af8144 [INFO] running `Command { std: "docker" "start" "-a" "e2bb223d4205f4180951c6dd784ef9898c263b6145dd61d3dbe8f32da1af8144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2bb223d4205f4180951c6dd784ef9898c263b6145dd61d3dbe8f32da1af8144", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2bb223d4205f4180951c6dd784ef9898c263b6145dd61d3dbe8f32da1af8144", kill_on_drop: false }` [INFO] [stdout] e2bb223d4205f4180951c6dd784ef9898c263b6145dd61d3dbe8f32da1af8144 [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] 44352af2d78bcc43ec60b901931c8545fc432eb0a75bf84fdb67d79bc5a73d22 [INFO] running `Command { std: "docker" "start" "-a" "44352af2d78bcc43ec60b901931c8545fc432eb0a75bf84fdb67d79bc5a73d22", kill_on_drop: false }` [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking queues v1.1.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking cipher v0.3.0 [INFO] [stderr] Checking blowfish v0.8.0 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling bitfield-struct v0.5.6 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking silkrust v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `crate::net::message::MessageDirection::Req` [INFO] [stdout] --> src/net/net_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::net::message::MessageDirection::Req; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::net::message::MessageKind::Framework` [INFO] [stdout] --> src/net/net_client.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::net::message::MessageKind::Framework; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/net/net_client.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use log::{error, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::net::message::MessageDirection::Req` [INFO] [stdout] --> src/net/net_client.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::net::message::MessageDirection::Req; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::net::message::MessageKind::Framework` [INFO] [stdout] --> src/net/net_client.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::net::message::MessageKind::Framework; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> src/net/net_client.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | use log::{error, trace}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Buf` [INFO] [stdout] --> src/net/net_client.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | use bytes::{Buf}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Buf` [INFO] [stdout] --> src/net/net_client.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | use bytes::{Buf}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `massive_buffer` is never read [INFO] [stdout] --> src/net/net_client.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 56 | pub struct NetClient { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 59 | massive_buffer: MassiveBuffer, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inbound` is never read [INFO] [stdout] --> src/security/security.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct EncodingRequirements { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] 10 | outbound: bool, [INFO] [stdout] 11 | inbound: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `responder_private` [INFO] [stdout] --> src/security/exchange.rs:207:13 [INFO] [stdout] | [INFO] [stdout] 207 | let responder_private: u32 = rand::random(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_responder_private` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `massive_buffer` is never read [INFO] [stdout] --> src/net/net_client.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 56 | pub struct NetClient { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 59 | massive_buffer: MassiveBuffer, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `inbound` is never read [INFO] [stdout] --> src/security/security.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct EncodingRequirements { [INFO] [stdout] | -------------------- field in this struct [INFO] [stdout] 10 | outbound: bool, [INFO] [stdout] 11 | inbound: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s [INFO] running `Command { std: "docker" "inspect" "44352af2d78bcc43ec60b901931c8545fc432eb0a75bf84fdb67d79bc5a73d22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44352af2d78bcc43ec60b901931c8545fc432eb0a75bf84fdb67d79bc5a73d22", kill_on_drop: false }` [INFO] [stdout] 44352af2d78bcc43ec60b901931c8545fc432eb0a75bf84fdb67d79bc5a73d22 [INFO] checking silkrust-0.0.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate silkrust 0.0.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate silkrust 0.0.3 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 silkrust 0.0.3 [INFO] finished tweaking crates.io crate silkrust 0.0.3 [INFO] tweaked toml for crates.io crate silkrust 0.0.3 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] 036c94bffc7f06fb5855fe61611c34132b3453fe350a67dd13c46c913faa28eb [INFO] running `Command { std: "docker" "start" "-a" "036c94bffc7f06fb5855fe61611c34132b3453fe350a67dd13c46c913faa28eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "036c94bffc7f06fb5855fe61611c34132b3453fe350a67dd13c46c913faa28eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "036c94bffc7f06fb5855fe61611c34132b3453fe350a67dd13c46c913faa28eb", kill_on_drop: false }` [INFO] [stdout] 036c94bffc7f06fb5855fe61611c34132b3453fe350a67dd13c46c913faa28eb [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] 2c6ea1ba3904847df10bbc9d088f6a470511ff52e59413e2c32e39ed8db9aef6 [INFO] running `Command { std: "docker" "start" "-a" "2c6ea1ba3904847df10bbc9d088f6a470511ff52e59413e2c32e39ed8db9aef6", kill_on_drop: false }` [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking parking_lot_core v0.9.9 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.1/src/half_lock.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | unsafe { libc::abort() }; [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 `signal-hook-registry` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "2c6ea1ba3904847df10bbc9d088f6a470511ff52e59413e2c32e39ed8db9aef6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c6ea1ba3904847df10bbc9d088f6a470511ff52e59413e2c32e39ed8db9aef6", kill_on_drop: false }` [INFO] [stdout] 2c6ea1ba3904847df10bbc9d088f6a470511ff52e59413e2c32e39ed8db9aef6