[INFO] fetching crate mpt_lib 0.0.2...
[INFO] checking mpt_lib-0.0.2 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate mpt_lib 0.0.2 into /workspace/builds/worker-4-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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpt_lib 0.0.2 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "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" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to highest compatible versions
[INFO] [stderr]       Adding float-cmp v0.9.0 (available: v0.10.0)
[INFO] [stderr]       Adding num_enum v0.5.11 (available: v0.7.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493
[INFO] running `Command { std: "docker" "start" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493", 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" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493", 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" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking chrono v0.4.45
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.2.1
[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<f64>) {
[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] 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<f64>) {
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.87s
[INFO] running `Command { std: "docker" "inspect" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493", kill_on_drop: false }`
[INFO] [stdout] e68bff8f3398f73e51e69234c5cb3ada48cb92463d5d8e374f9d59e041932493
