[INFO] fetching crate libstat 0.1.1... [INFO] checking libstat-0.1.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate libstat 0.1.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate libstat 0.1.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded libmath v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0dbeb70d60f2e1cedd64492ba4f79f7fd8106a6992f753c5f786d7e275c268d3 [INFO] running `Command { std: "docker" "start" "-a" "0dbeb70d60f2e1cedd64492ba4f79f7fd8106a6992f753c5f786d7e275c268d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0dbeb70d60f2e1cedd64492ba4f79f7fd8106a6992f753c5f786d7e275c268d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0dbeb70d60f2e1cedd64492ba4f79f7fd8106a6992f753c5f786d7e275c268d3", kill_on_drop: false }` [INFO] [stdout] 0dbeb70d60f2e1cedd64492ba4f79f7fd8106a6992f753c5f786d7e275c268d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 536c5e12df57b3a981ee043d8fc465752f300432ff552cc15958dddca8a9f180 [INFO] running `Command { std: "docker" "start" "-a" "536c5e12df57b3a981ee043d8fc465752f300432ff552cc15958dddca8a9f180", kill_on_drop: false }` [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking libmath v0.1.4 [INFO] [stderr] Checking 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] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `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] [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] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: floating-point types cannot be used in patterns [INFO] [stdout] --> src/analysis/momentum.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | 0. => 100., [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `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] [stdout] warning: use of deprecated associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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: floating-point types cannot be used in patterns [INFO] [stdout] --> src/analysis/momentum.rs:34:3 [INFO] [stdout] | [INFO] [stdout] 34 | 0. => 100., [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(illegal_floating_point_literal_pattern)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #41620 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.61s [INFO] running `Command { std: "docker" "inspect" "536c5e12df57b3a981ee043d8fc465752f300432ff552cc15958dddca8a9f180", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "536c5e12df57b3a981ee043d8fc465752f300432ff552cc15958dddca8a9f180", kill_on_drop: false }` [INFO] [stdout] 536c5e12df57b3a981ee043d8fc465752f300432ff552cc15958dddca8a9f180