[INFO] cloning repository https://github.com/tomasguinzburg/little_ledger [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomasguinzburg/little_ledger" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasguinzburg%2Flittle_ledger", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasguinzburg%2Flittle_ledger'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a7533c1498491f9980b3e0f800049e51b870075 [INFO] checking tomasguinzburg/little_ledger against try#fafe42c59556a4233f03dd0d900b575a9afeece8 for pr-143764 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomasguinzburg%2Flittle_ledger" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tomasguinzburg/little_ledger [INFO] finished tweaking git repo https://github.com/tomasguinzburg/little_ledger [INFO] tweaked toml for git repo https://github.com/tomasguinzburg/little_ledger written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tomasguinzburg/little_ledger on toolchain fafe42c59556a4233f03dd0d900b575a9afeece8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tomasguinzburg/little_ledger 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" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 57282e080dea16906777cd93088e07d5415a070371859a69659effe7a536c117 [INFO] running `Command { std: "docker" "start" "-a" "57282e080dea16906777cd93088e07d5415a070371859a69659effe7a536c117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "57282e080dea16906777cd93088e07d5415a070371859a69659effe7a536c117", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57282e080dea16906777cd93088e07d5415a070371859a69659effe7a536c117", kill_on_drop: false }` [INFO] [stdout] 57282e080dea16906777cd93088e07d5415a070371859a69659effe7a536c117 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+fafe42c59556a4233f03dd0d900b575a9afeece8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab9581c88ddb30d2664351f27d0e9d4653cce482bc8cd807724206e97dfc8c8b [INFO] running `Command { std: "docker" "start" "-a" "ab9581c88ddb30d2664351f27d0e9d4653cce482bc8cd807724206e97dfc8c8b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking utf8parse v0.2.2 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Checking anstyle-query v1.1.2 [INFO] [stderr] Checking is_terminal_polyfill v1.70.1 [INFO] [stderr] Checking anstyle v1.0.10 [INFO] [stderr] Checking colorchoice v1.0.3 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking clap_lex v0.7.4 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling rust_decimal v1.37.1 [INFO] [stderr] Checking strsim v0.11.1 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking arrayvec v0.7.6 [INFO] [stderr] Checking anstyle-parse v0.2.6 [INFO] [stderr] Checking anstream v0.6.18 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking clap_builder v4.5.38 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Compiling clap_derive v4.5.32 [INFO] [stderr] Compiling rust_decimal_macros v1.37.1 [INFO] [stderr] Checking clap v4.5.38 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking little_ledger v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:135:5 [INFO] [stdout] | [INFO] [stdout] 135 | txns.map(|txn| ledger.apply(txn).expect("both txns are valid")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 135 | let _ = txns.map(|txn| ledger.apply(txn).expect("both txns are valid")); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:156:5 [INFO] [stdout] | [INFO] [stdout] 156 | txns.map(|txn| account.apply(txn).expect("happy path shouldn't err")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 156 | let _ = txns.map(|txn| account.apply(txn).expect("happy path shouldn't err")); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:215:5 [INFO] [stdout] | [INFO] [stdout] 215 | / txns.map(|txn| { [INFO] [stdout] 216 | | account.apply(txn).expect("all transactions should succeed"); [INFO] [stdout] 217 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = txns.map(|txn| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:260:5 [INFO] [stdout] | [INFO] [stdout] 260 | / txns.map(|txn| { [INFO] [stdout] 261 | | account [INFO] [stdout] 262 | | .apply(txn) [INFO] [stdout] 263 | | .expect_err("a locked account should reject all transactions"); [INFO] [stdout] 264 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = txns.map(|txn| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:278:5 [INFO] [stdout] | [INFO] [stdout] 278 | / txns.map(|txn| { [INFO] [stdout] 279 | | account [INFO] [stdout] 280 | | .apply(txn) [INFO] [stdout] 281 | | .expect_err("an account shouldn't process transactions from other clients"); [INFO] [stdout] 282 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 278 | let _ = txns.map(|txn| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `array::::map` that must be used [INFO] [stdout] --> src/model/test.rs:290:5 [INFO] [stdout] | [INFO] [stdout] 290 | / txns.map(|txn| { [INFO] [stdout] 291 | | account [INFO] [stdout] 292 | | .apply(txn) [INFO] [stdout] 293 | | .expect_err("can't process dispute on a deposit that doesn't exist"); [INFO] [stdout] 294 | | }); [INFO] [stdout] | |______^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 290 | let _ = txns.map(|txn| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.50s [INFO] running `Command { std: "docker" "inspect" "ab9581c88ddb30d2664351f27d0e9d4653cce482bc8cd807724206e97dfc8c8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab9581c88ddb30d2664351f27d0e9d4653cce482bc8cd807724206e97dfc8c8b", kill_on_drop: false }` [INFO] [stdout] ab9581c88ddb30d2664351f27d0e9d4653cce482bc8cd807724206e97dfc8c8b