[INFO] cloning repository https://github.com/apophys/kv-store [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apophys/kv-store" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapophys%2Fkv-store", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapophys%2Fkv-store'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3d5a54deccde0799d42ad1024c696a299394aa9 [INFO] checking apophys/kv-store against try#6cbf54b1453b438241487f195740266bb9d8c8ba for pr-139587-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapophys%2Fkv-store" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/apophys/kv-store on toolchain 6cbf54b1453b438241487f195740266bb9d8c8ba [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/apophys/kv-store [INFO] finished tweaking git repo https://github.com/apophys/kv-store [INFO] tweaked toml for git repo https://github.com/apophys/kv-store written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/apophys/kv-store 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" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63436ba2ea0406810c4cbfc64977ee39220706ffbdd54de2046e5e1789b6b9ee [INFO] running `Command { std: "docker" "start" "-a" "63436ba2ea0406810c4cbfc64977ee39220706ffbdd54de2046e5e1789b6b9ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63436ba2ea0406810c4cbfc64977ee39220706ffbdd54de2046e5e1789b6b9ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63436ba2ea0406810c4cbfc64977ee39220706ffbdd54de2046e5e1789b6b9ee", kill_on_drop: false }` [INFO] [stdout] 63436ba2ea0406810c4cbfc64977ee39220706ffbdd54de2046e5e1789b6b9ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6cbf54b1453b438241487f195740266bb9d8c8ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b8a1864a0050182f142cd87b23a0401a12f522540a68e982579469d9f63f2bc0 [INFO] running `Command { std: "docker" "start" "-a" "b8a1864a0050182f142cd87b23a0401a12f522540a68e982579469d9f63f2bc0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling syn v1.0.50 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Checking tinyvec v1.1.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking async-io v1.2.0 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-normalization v0.1.16 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling unicode-segmentation v1.7.0 [INFO] [stderr] Checking tokio v0.2.23 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking async-std v1.7.0 [INFO] [stderr] Checking term v0.6.1 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking simplelog v0.7.6 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking combine v4.4.0 [INFO] [stderr] Checking redis v0.17.0 [INFO] [stderr] Checking kv-store v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/backend/redis_adapter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | fn set(&mut self, key: &str, value: &str) -> BackendAdapterResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail [INFO] [stdout] --> src/backend/redis_adapter.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | conn.set(key, value)?; [INFO] [stdout] | ^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 38 | conn.set::<_, _, ()>(key, value)?; [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/backend/redis_adapter.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | fn clear(&mut self, key: &str) -> BackendAdapterResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail [INFO] [stdout] --> src/backend/redis_adapter.rs:52:14 [INFO] [stdout] | [INFO] [stdout] 52 | conn.del(key)?; [INFO] [stdout] | ^^^ [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 52 | conn.del::<_, ()>(key)?; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/backend/redis_adapter.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | fn set(&mut self, key: &str, value: &str) -> BackendAdapterResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail [INFO] [stdout] --> src/backend/redis_adapter.rs:38:14 [INFO] [stdout] | [INFO] [stdout] 38 | conn.set(key, value)?; [INFO] [stdout] | ^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 38 | conn.set::<_, _, ()>(key, value)?; [INFO] [stdout] | ++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/backend/redis_adapter.rs:49:5 [INFO] [stdout] | [INFO] [stdout] 49 | fn clear(&mut self, key: &str) -> BackendAdapterResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail [INFO] [stdout] --> src/backend/redis_adapter.rs:52:14 [INFO] [stdout] | [INFO] [stdout] 52 | conn.del(key)?; [INFO] [stdout] | ^^^ [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 52 | conn.del::<_, ()>(key)?; [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.58s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.17.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "b8a1864a0050182f142cd87b23a0401a12f522540a68e982579469d9f63f2bc0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b8a1864a0050182f142cd87b23a0401a12f522540a68e982579469d9f63f2bc0", kill_on_drop: false }` [INFO] [stdout] b8a1864a0050182f142cd87b23a0401a12f522540a68e982579469d9f63f2bc0