[INFO] fetching crate libstat 0.1.1... [INFO] testing libstat-0.1.1 against 1.90.0 for beta-1.91-3 [INFO] extracting crate libstat 0.1.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate libstat 0.1.1 [INFO] finished tweaking crates.io crate libstat 0.1.1 [INFO] tweaked toml for crates.io crate libstat 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate libstat 0.1.1 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 11 packages to latest compatible versions [INFO] [stderr] Adding libmath v0.1.4 (available: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand v0.3.23 [INFO] [stderr] Downloaded rand v0.4.6 [INFO] [stderr] Downloaded libmath v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c36321a452276d2896c2389772777b40e5fb4d9fb67086379b746006c1fda31 [INFO] running `Command { std: "docker" "start" "-a" "4c36321a452276d2896c2389772777b40e5fb4d9fb67086379b746006c1fda31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c36321a452276d2896c2389772777b40e5fb4d9fb67086379b746006c1fda31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c36321a452276d2896c2389772777b40e5fb4d9fb67086379b746006c1fda31", kill_on_drop: false }` [INFO] [stdout] 4c36321a452276d2896c2389772777b40e5fb4d9fb67086379b746006c1fda31 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12a8d33d6edae7688ac6a94383cb8500c1779a88e5ce54dec2887262d86b4c55 [INFO] running `Command { std: "docker" "start" "-a" "12a8d33d6edae7688ac6a94383cb8500c1779a88e5ce54dec2887262d86b4c55", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling libmath v0.1.4 [INFO] [stderr] Compiling libstat v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/analysis/trend.rs:39:11 [INFO] [stdout] | [INFO] [stdout] 39 | None => try!(simple_moving_average(slice)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/analysis/mod.rs:51:29 [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/mod.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | write!(f, "error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s [INFO] running `Command { std: "docker" "inspect" "12a8d33d6edae7688ac6a94383cb8500c1779a88e5ce54dec2887262d86b4c55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12a8d33d6edae7688ac6a94383cb8500c1779a88e5ce54dec2887262d86b4c55", kill_on_drop: false }` [INFO] [stdout] 12a8d33d6edae7688ac6a94383cb8500c1779a88e5ce54dec2887262d86b4c55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4c5ab7a66cf549f8cd96999e2dabb2ad76cd31d45dc4430346dbb95920869762 [INFO] running `Command { std: "docker" "start" "-a" "4c5ab7a66cf549f8cd96999e2dabb2ad76cd31d45dc4430346dbb95920869762", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/analysis/trend.rs:39:11 [INFO] [stdout] | [INFO] [stdout] 39 | None => try!(simple_moving_average(slice)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/analysis/mod.rs:51:29 [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/mod.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | write!(f, "error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling libstat v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/analysis/trend.rs:39:11 [INFO] [stdout] | [INFO] [stdout] 39 | None => try!(simple_moving_average(slice)), [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/analysis/mod.rs:51:29 [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&Error> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 51 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:173:24 [INFO] [stdout] | [INFO] [stdout] 173 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:173:43 [INFO] [stdout] | [INFO] [stdout] 173 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:214:24 [INFO] [stdout] | [INFO] [stdout] 214 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:214:43 [INFO] [stdout] | [INFO] [stdout] 214 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:255:24 [INFO] [stdout] | [INFO] [stdout] 255 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/momentum.rs:255:43 [INFO] [stdout] | [INFO] [stdout] 255 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/trend.rs:122:24 [INFO] [stdout] | [INFO] [stdout] 122 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/trend.rs:122:43 [INFO] [stdout] | [INFO] [stdout] 122 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/trend.rs:172:24 [INFO] [stdout] | [INFO] [stdout] 172 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/trend.rs:172:43 [INFO] [stdout] | [INFO] [stdout] 172 | => assert_eq!(err.description(), exp.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/analysis/mod.rs:35:31 [INFO] [stdout] | [INFO] [stdout] 35 | write!(f, "error: {}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "4c5ab7a66cf549f8cd96999e2dabb2ad76cd31d45dc4430346dbb95920869762", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c5ab7a66cf549f8cd96999e2dabb2ad76cd31d45dc4430346dbb95920869762", kill_on_drop: false }` [INFO] [stdout] 4c5ab7a66cf549f8cd96999e2dabb2ad76cd31d45dc4430346dbb95920869762 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cb1b520b35b09182bd9e56e45a93a05a9dc45ffd8b90dade868397815a768844 [INFO] running `Command { std: "docker" "start" "-a" "cb1b520b35b09182bd9e56e45a93a05a9dc45ffd8b90dade868397815a768844", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/analysis/trend.rs:39:11 [INFO] [stderr] | [INFO] [stderr] 39 | None => try!(simple_moving_average(slice)), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/analysis/mod.rs:51:29 [INFO] [stderr] | [INFO] [stderr] 51 | fn cause(&self) -> Option<&Error> { [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 51 | fn cause(&self) -> Option<&dyn Error> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/mod.rs:35:31 [INFO] [stderr] | [INFO] [stderr] 35 | write!(f, "error: {}", self.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `libstat` (lib) generated 3 warnings (run `cargo fix --lib -p libstat` to apply 1 suggestion) [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:173:24 [INFO] [stderr] | [INFO] [stderr] 173 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:173:43 [INFO] [stderr] | [INFO] [stderr] 173 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:214:24 [INFO] [stderr] | [INFO] [stderr] 214 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:214:43 [INFO] [stderr] | [INFO] [stderr] 214 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:255:24 [INFO] [stderr] | [INFO] [stderr] 255 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/momentum.rs:255:43 [INFO] [stderr] | [INFO] [stderr] 255 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/trend.rs:122:24 [INFO] [stderr] | [INFO] [stderr] 122 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/trend.rs:122:43 [INFO] [stderr] | [INFO] [stderr] 122 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/trend.rs:172:24 [INFO] [stderr] | [INFO] [stderr] 172 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/analysis/trend.rs:172:43 [INFO] [stderr] | [INFO] [stderr] 172 | => assert_eq!(err.description(), exp.description()), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `libstat` (lib test) generated 13 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stat-14882093f41803dc) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test analysis::momentum::tests::relative_strength_index ... ok [INFO] [stdout] test analysis::momentum::tests::stochastic_oscillator ... ok [INFO] [stdout] test analysis::trend::tests::simple_moving_average ... ok [INFO] [stdout] test analysis::trend::tests::exponential_moving_average ... ok [INFO] [stdout] test analysis::momentum::tests::williams_percent_r ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests stat [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/analysis/momentum.rs - analysis::momentum::williams_percent_r (line 108) ... ok [INFO] [stdout] test src/analysis/trend.rs - analysis::trend::simple_moving_average (line 55) ... ok [INFO] [stdout] test src/analysis/trend.rs - analysis::trend::exponential_moving_average (line 25) ... ok [INFO] [stdout] test src/analysis/momentum.rs - analysis::momentum::relative_strength_index (line 20) ... ok [INFO] [stdout] test src/analysis/momentum.rs - analysis::momentum::stochastic_oscillator (line 64) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.87s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cb1b520b35b09182bd9e56e45a93a05a9dc45ffd8b90dade868397815a768844", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb1b520b35b09182bd9e56e45a93a05a9dc45ffd8b90dade868397815a768844", kill_on_drop: false }` [INFO] [stdout] cb1b520b35b09182bd9e56e45a93a05a9dc45ffd8b90dade868397815a768844