[INFO] fetching crate simple-task 0.2.0... [INFO] checking simple-task-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate simple-task 0.2.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate simple-task 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple-task 0.2.0 [INFO] finished tweaking crates.io crate simple-task 0.2.0 [INFO] tweaked toml for crates.io crate simple-task 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 96 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding env_logger v0.10.2 (latest: v0.11.3) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redis v0.23.3 (latest: v0.25.3) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [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] [stderr] Adding yansi v0.5.1 (latest: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1e0a9b3ad2bb297fcb306075c44f452fe94b08915f97971a32a76112c6fb5daa [INFO] running `Command { std: "docker" "start" "-a" "1e0a9b3ad2bb297fcb306075c44f452fe94b08915f97971a32a76112c6fb5daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e0a9b3ad2bb297fcb306075c44f452fe94b08915f97971a32a76112c6fb5daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e0a9b3ad2bb297fcb306075c44f452fe94b08915f97971a32a76112c6fb5daa", kill_on_drop: false }` [INFO] [stdout] 1e0a9b3ad2bb297fcb306075c44f452fe94b08915f97971a32a76112c6fb5daa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a56e94f1f22a99d9427c09beb8cc7abc46bc5aba3eea4b2d604d3fa61342dc9c [INFO] running `Command { std: "docker" "start" "-a" "a56e94f1f22a99d9427c09beb8cc7abc46bc5aba3eea4b2d604d3fa61342dc9c", kill_on_drop: false }` [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking combine v4.6.6 [INFO] [stderr] Checking redis v0.23.3 [INFO] [stderr] Checking simple-task v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `redis` is imported redundantly [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | use redis::{self}; [INFO] [stdout] | ^^^^ the item `redis` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `redis` is imported redundantly [INFO] [stdout] --> src/lib.rs:9:13 [INFO] [stdout] | [INFO] [stdout] 9 | use redis::{self}; [INFO] [stdout] | ^^^^ the item `redis` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:62:21 [INFO] [stdout] | [INFO] [stdout] 62 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/lib.rs:62:21 [INFO] [stdout] | [INFO] [stdout] 62 | Err(e) => {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 28.33s [INFO] running `Command { std: "docker" "inspect" "a56e94f1f22a99d9427c09beb8cc7abc46bc5aba3eea4b2d604d3fa61342dc9c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a56e94f1f22a99d9427c09beb8cc7abc46bc5aba3eea4b2d604d3fa61342dc9c", kill_on_drop: false }` [INFO] [stdout] a56e94f1f22a99d9427c09beb8cc7abc46bc5aba3eea4b2d604d3fa61342dc9c [INFO] checking simple-task-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate simple-task 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate simple-task 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate simple-task 0.2.0 [INFO] finished tweaking crates.io crate simple-task 0.2.0 [INFO] tweaked toml for crates.io crate simple-task 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 96 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding env_logger v0.10.2 (latest: v0.11.3) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding redis v0.23.3 (latest: v0.25.3) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [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] [stderr] Adding yansi v0.5.1 (latest: v1.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 84302ff1345c124de88b5635a2862d11cf8409272dbd0e0e1211ed691c579802 [INFO] running `Command { std: "docker" "start" "-a" "84302ff1345c124de88b5635a2862d11cf8409272dbd0e0e1211ed691c579802", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84302ff1345c124de88b5635a2862d11cf8409272dbd0e0e1211ed691c579802", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84302ff1345c124de88b5635a2862d11cf8409272dbd0e0e1211ed691c579802", kill_on_drop: false }` [INFO] [stdout] 84302ff1345c124de88b5635a2862d11cf8409272dbd0e0e1211ed691c579802 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53ca0a8fbfe7ce715b29ae5f65862bd0ec4d12a75c55b05586e76dc1acfb3a81 [INFO] running `Command { std: "docker" "start" "-a" "53ca0a8fbfe7ce715b29ae5f65862bd0ec4d12a75c55b05586e76dc1acfb3a81", kill_on_drop: false }` [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling anyhow v1.0.81 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Checking socket2 v0.4.10 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Checking uuid v1.8.0 [INFO] [stderr] Checking yansi v0.5.1 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking env_logger v0.10.2 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking tokio-util v0.7.10 [INFO] [stderr] Checking combine v4.6.6 [INFO] [stderr] Checking redis v0.23.3 [INFO] [stdout] error[E0277]: the trait bound `!: FromRedisValue` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/redis-0.23.3/src/script.rs:176:37 [INFO] [stdout] | [INFO] [stdout] 176 | self.load_cmd().query_async(con).await?; [INFO] [stdout] | ^^^^^^^^^^^ the trait `FromRedisValue` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `FromRedisValue`: [INFO] [stdout] () [INFO] [stdout] (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T10, T11, T12) [INFO] [stdout] (T11, T12) [INFO] [stdout] (T12,) [INFO] [stdout] (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] and 42 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `Cmd::query_async` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/redis-0.23.3/src/cmd.rs:429:36 [INFO] [stdout] | [INFO] [stdout] 429 | pub async fn query_async(&self, con: &mut C) -> RedisResult [INFO] [stdout] | ^^^^^^^^^^^^^^ required by this bound in `Cmd::query_async` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `!: FromRedisValue` is not satisfied [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/redis-0.23.3/src/script.rs:150:37 [INFO] [stdout] | [INFO] [stdout] 150 | self.load_cmd().query(con)?; [INFO] [stdout] | ^^^^^ the trait `FromRedisValue` is not implemented for `!` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `FromRedisValue`: [INFO] [stdout] () [INFO] [stdout] (T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T10, T11, T12) [INFO] [stdout] (T11, T12) [INFO] [stdout] (T12,) [INFO] [stdout] (T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T3, T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] (T4, T5, T6, T7, T8, T9, T10, T11, T12) [INFO] [stdout] and 42 others [INFO] [stdout] = note: this error might have been caused by changes to Rust's type-inference algorithm (see issue #48950 for more information) [INFO] [stdout] = help: did you intend to use the type `()` here instead? [INFO] [stdout] note: required by a bound in `Cmd::query` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/redis-0.23.3/src/cmd.rs:419:21 [INFO] [stdout] | [INFO] [stdout] 419 | pub fn query(&self, con: &mut dyn ConnectionLike) -> RedisResult { [INFO] [stdout] | ^^^^^^^^^^^^^^ required by this bound in `Cmd::query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `redis` (lib) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "53ca0a8fbfe7ce715b29ae5f65862bd0ec4d12a75c55b05586e76dc1acfb3a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53ca0a8fbfe7ce715b29ae5f65862bd0ec4d12a75c55b05586e76dc1acfb3a81", kill_on_drop: false }` [INFO] [stdout] 53ca0a8fbfe7ce715b29ae5f65862bd0ec4d12a75c55b05586e76dc1acfb3a81