[INFO] cloning repository https://github.com/timmyjose-experiments/distributed-locking-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timmyjose-experiments/distributed-locking-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-experiments%2Fdistributed-locking-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-experiments%2Fdistributed-locking-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97cccf702fb20be0c83ba0463ed1325deb2c9d66
[INFO] checking timmyjose-experiments/distributed-locking-demo against try#b152f5575a2ac7126ae0019e4e679abe9399213e for pr-157841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-experiments%2Fdistributed-locking-demo" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/timmyjose-experiments/distributed-locking-demo
[INFO] finished tweaking git repo https://github.com/timmyjose-experiments/distributed-locking-demo
[INFO] tweaked toml for git repo https://github.com/timmyjose-experiments/distributed-locking-demo written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/timmyjose-experiments/distributed-locking-demo on toolchain b152f5575a2ac7126ae0019e4e679abe9399213e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/timmyjose-experiments/distributed-locking-demo 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" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3e793bdf10248eb2ddbd6b0faebed8155c11b4589982e2893733958d93e8d540" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776
[INFO] running `Command { std: "docker" "start" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776" "/opt/rustwide/cargo-home/bin/cargo" "+b152f5575a2ac7126ae0019e4e679abe9399213e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_lock.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub async fn acquire(&mut self) -> RedisResult<bool> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/redis_lock.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 .expire(&self.key, self.ttl.as_secs() as i64)
[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 <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 .expire::<_, ()>(&self.key, self.ttl.as_secs() as i64)
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this function depends on never type fallback being `()`
[INFO] [stdout]   --> src/redis_lock.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub async fn acquire(&mut self) -> RedisResult<bool> {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: specify the types explicitly
[INFO] [stdout] note: in edition 2024, the requirement `!: FromRedisValue` will fail
[INFO] [stdout]   --> src/redis_lock.rs:20:18
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 .expire(&self.key, self.ttl.as_secs() as i64)
[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 <https://doc.rust-lang.org/edition-guide/rust-2024/never-type-fallback.html>
[INFO] [stdout]    = note: `#[deny(dependency_on_unit_never_type_fallback)]` (part of `#[deny(rust_2024_compatibility)]`) on by default
[INFO] [stdout] help: use `()` annotations to avoid fallback changes
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 .expire::<_, ()>(&self.key, self.ttl.as_secs() as i64)
[INFO] [stdout]    |                        +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CannotDivideByZero` is never constructed
[INFO] [stdout]   --> src/errors.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Error {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     CannotDivideByZero,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `CannotDivideByZero` is never constructed
[INFO] [stdout]   --> src/errors.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Error {
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 11 |     CannotDivideByZero,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `distributed-calculator` (bin "distributed-calculator" test) due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `distributed-calculator` (bin "distributed-calculator") due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776", kill_on_drop: false }`
[INFO] [stdout] 5f0fde70543964c14ed19264cf15beae5e2e49923f4c867ea888b05c38458776
