[INFO] fetching crate mpt_lib 0.0.2... [INFO] checking mpt_lib-0.0.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate mpt_lib 0.0.2 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate mpt_lib 0.0.2 [INFO] finished tweaking crates.io crate mpt_lib 0.0.2 [INFO] tweaked toml for crates.io crate mpt_lib 0.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mpt_lib 0.0.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 53 packages to latest compatible versions [INFO] [stderr] Adding float-cmp v0.9.0 (available: v0.10.0) [INFO] [stderr] Adding num_enum v0.5.11 (available: v0.7.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae3ade4a513267740d69f2ff5781ae58b374a30e1e4dffafe6e3c44dcd239b23 [INFO] running `Command { std: "docker" "start" "-a" "ae3ade4a513267740d69f2ff5781ae58b374a30e1e4dffafe6e3c44dcd239b23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae3ade4a513267740d69f2ff5781ae58b374a30e1e4dffafe6e3c44dcd239b23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae3ade4a513267740d69f2ff5781ae58b374a30e1e4dffafe6e3c44dcd239b23", kill_on_drop: false }` [INFO] [stdout] ae3ade4a513267740d69f2ff5781ae58b374a30e1e4dffafe6e3c44dcd239b23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e631ea9864f67d98ffca5d99a13b5bd8a6a0731ffb5f04c4659bf9aeb6187e21 [INFO] running `Command { std: "docker" "start" "-a" "e631ea9864f67d98ffca5d99a13b5bd8a6a0731ffb5f04c4659bf9aeb6187e21", kill_on_drop: false }` [INFO] [stderr] Compiling toml_datetime v0.6.11 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking float-cmp v0.9.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking libmath v0.2.1 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking mpt_lib v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/rank.rs:704:17 [INFO] [stdout] | [INFO] [stdout] 704 | enums::{self, Errors}, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_double` is never used [INFO] [stdout] --> src/array.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl<'a> MPTCalculator<'a> { [INFO] [stdout] | -------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 42 | fn find_double( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AvgCreditQualityCalculator` is never constructed [INFO] [stdout] --> src/common.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct AvgCreditQualityCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OwnershipZone` is never constructed [INFO] [stdout] --> src/common.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct OwnershipZone { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from` is never used [INFO] [stdout] --> src/common.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl DataGroup { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn from(old: &DataGroup) -> DataGroup { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `convert_discreet_return_by_dri`, `convert_discreet_return_by_holiday`, and `convert_discreet_return` are never used [INFO] [stdout] --> src/common.rs:235:19 [INFO] [stdout] | [INFO] [stdout] 155 | impl<'a> MPTCalculator<'a> { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 235 | pub(crate) fn convert_discreet_return_by_dri( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | pub(crate) fn convert_discreet_return_by_holiday( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 366 | pub(crate) fn convert_discreet_return(&self, is_dri: bool, result: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_weekend` is never used [INFO] [stdout] --> src/date_util.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn is_weekend(n_date: u64) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_n_period_begin_int` is never used [INFO] [stdout] --> src/date_util.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | pub fn to_n_period_begin_int(freq: ClFrequency, n: i32, n_date: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_n_period_int` is never used [INFO] [stdout] --> src/date_util.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn to_n_period_int(freq: ClFrequency, n: i32, n_date: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `frac_rank_internal` is never used [INFO] [stdout] --> src/rank.rs:190:4 [INFO] [stdout] | [INFO] [stdout] 190 | fn frac_rank_internal( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/absolute_statistics.rs:318:9 [INFO] [stdout] | [INFO] [stdout] 318 | / self.values.iter().enumerate().try_for_each(|v| { [INFO] [stdout] 319 | | if !(*v.1).is_finite() { [INFO] [stdout] 320 | | *mean_res = f64::NAN; [INFO] [stdout] 321 | | ControlFlow::Break(()) [INFO] [stdout] ... | [INFO] [stdout] 343 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 318 | let _ = self.values.iter().enumerate().try_for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/array.rs:916:9 [INFO] [stdout] | [INFO] [stdout] 916 | / num_values.iter().try_for_each(|x| { [INFO] [stdout] 917 | | if x.1.is_finite() { [INFO] [stdout] 918 | | top_values.push(*x.1); [INFO] [stdout] 919 | | top_pos.push(x.0 as i32); [INFO] [stdout] ... | [INFO] [stdout] 925 | | ControlFlow::Continue(()) [INFO] [stdout] 926 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 916 | let _ = num_values.iter().try_for_each(|x| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/array.rs:921:25 [INFO] [stdout] | [INFO] [stdout] 921 | if i >= in_n.try_into().unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpt_lib` (lib) due to 1 previous error; 11 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused variable: `t3` [INFO] [stdout] --> src/rank.rs:723:13 [INFO] [stdout] | [INFO] [stdout] 723 | let t3 = round::ceil(t2, 0); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `find_double` is never used [INFO] [stdout] --> src/array.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl<'a> MPTCalculator<'a> { [INFO] [stdout] | -------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 42 | fn find_double( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `AvgCreditQualityCalculator` is never constructed [INFO] [stdout] --> src/common.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct AvgCreditQualityCalculator { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OwnershipZone` is never constructed [INFO] [stdout] --> src/common.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 18 | pub struct OwnershipZone { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from` is never used [INFO] [stdout] --> src/common.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 41 | impl DataGroup { [INFO] [stdout] | -------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn from(old: &DataGroup) -> DataGroup { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `convert_discreet_return_by_dri`, `convert_discreet_return_by_holiday`, and `convert_discreet_return` are never used [INFO] [stdout] --> src/common.rs:235:19 [INFO] [stdout] | [INFO] [stdout] 155 | impl<'a> MPTCalculator<'a> { [INFO] [stdout] | -------------------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 235 | pub(crate) fn convert_discreet_return_by_dri( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | pub(crate) fn convert_discreet_return_by_holiday( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 366 | pub(crate) fn convert_discreet_return(&self, is_dri: bool, result: &mut Vec) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_weekend` is never used [INFO] [stdout] --> src/date_util.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn is_weekend(n_date: u64) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_n_period_begin_int` is never used [INFO] [stdout] --> src/date_util.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | pub fn to_n_period_begin_int(freq: ClFrequency, n: i32, n_date: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_n_period_int` is never used [INFO] [stdout] --> src/date_util.rs:141:8 [INFO] [stdout] | [INFO] [stdout] 141 | pub fn to_n_period_int(freq: ClFrequency, n: i32, n_date: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `frac_rank_internal` is never used [INFO] [stdout] --> src/rank.rs:190:4 [INFO] [stdout] | [INFO] [stdout] 190 | fn frac_rank_internal( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/absolute_statistics.rs:318:9 [INFO] [stdout] | [INFO] [stdout] 318 | / self.values.iter().enumerate().try_for_each(|v| { [INFO] [stdout] 319 | | if !(*v.1).is_finite() { [INFO] [stdout] 320 | | *mean_res = f64::NAN; [INFO] [stdout] 321 | | ControlFlow::Break(()) [INFO] [stdout] ... | [INFO] [stdout] 343 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 318 | let _ = self.values.iter().enumerate().try_for_each(|v| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `ControlFlow` that must be used [INFO] [stdout] --> src/array.rs:916:9 [INFO] [stdout] | [INFO] [stdout] 916 | / num_values.iter().try_for_each(|x| { [INFO] [stdout] 917 | | if x.1.is_finite() { [INFO] [stdout] 918 | | top_values.push(*x.1); [INFO] [stdout] 919 | | top_pos.push(x.0 as i32); [INFO] [stdout] ... | [INFO] [stdout] 925 | | ControlFlow::Continue(()) [INFO] [stdout] 926 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 916 | let _ = num_values.iter().try_for_each(|x| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/array.rs:921:25 [INFO] [stdout] | [INFO] [stdout] 921 | if i >= in_n.try_into().unwrap() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mpt_lib` (lib test) due to 1 previous error; 13 warnings emitted [INFO] running `Command { std: "docker" "inspect" "e631ea9864f67d98ffca5d99a13b5bd8a6a0731ffb5f04c4659bf9aeb6187e21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e631ea9864f67d98ffca5d99a13b5bd8a6a0731ffb5f04c4659bf9aeb6187e21", kill_on_drop: false }` [INFO] [stdout] e631ea9864f67d98ffca5d99a13b5bd8a6a0731ffb5f04c4659bf9aeb6187e21