[INFO] cloning repository https://github.com/PavelVavruska/hacker-code [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PavelVavruska/hacker-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPavelVavruska%2Fhacker-code", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPavelVavruska%2Fhacker-code'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dac4ed8541cf90fa2aa6992111a93d6bca1158c7 [INFO] testing PavelVavruska/hacker-code against try#028592fec99e54cc92def5a2a849c673b066dd93 for pr-146098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPavelVavruska%2Fhacker-code" "/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/PavelVavruska/hacker-code [INFO] finished tweaking git repo https://github.com/PavelVavruska/hacker-code [INFO] tweaked toml for git repo https://github.com/PavelVavruska/hacker-code written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/PavelVavruska/hacker-code on toolchain 028592fec99e54cc92def5a2a849c673b066dd93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/PavelVavruska/hacker-code 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" "+028592fec99e54cc92def5a2a849c673b066dd93" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 025524db64057dabf21e734cda44e978386d1068aadd4df1464df397b224a2fa [INFO] running `Command { std: "docker" "start" "-a" "025524db64057dabf21e734cda44e978386d1068aadd4df1464df397b224a2fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "025524db64057dabf21e734cda44e978386d1068aadd4df1464df397b224a2fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "025524db64057dabf21e734cda44e978386d1068aadd4df1464df397b224a2fa", kill_on_drop: false }` [INFO] [stdout] 025524db64057dabf21e734cda44e978386d1068aadd4df1464df397b224a2fa [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5549f7854b1ac077135264914bdddc68a1579d6eba20b7b1e52997a3bca505d [INFO] running `Command { std: "docker" "start" "-a" "b5549f7854b1ac077135264914bdddc68a1579d6eba20b7b1e52997a3bca505d", kill_on_drop: false }` [INFO] [stderr] Compiling hacker-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `Cacher_u32` should have an upper camel case name [INFO] [stdout] --> src/rust_book/closures_cacher.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Cacher_u32 u32> { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacherU32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/questions/palindrome_linked_list.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Solution; [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 `ListNode` is never constructed [INFO] [stdout] --> src/questions/palindrome_linked_list.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct ListNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/questions/palindrome_linked_list.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 11 | impl ListNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 12 | #[inline] [INFO] [stdout] 13 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `is_palindrome` is never used [INFO] [stdout] --> src/questions/palindrome_linked_list.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 17 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 18 | pub fn is_palindrome(head: Option>) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/questions/palindrome_number.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `is_palindrome`, `is_palindrome_i64_hack`, and `is_palindrome_string_version` are never used [INFO] [stdout] --> src/questions/palindrome_number.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 7 | pub fn is_palindrome(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn is_palindrome_i64_hack(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn is_palindrome_string_version(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/questions/reverse_linked_list.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ListNode` is never constructed [INFO] [stdout] --> src/questions/reverse_linked_list.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct ListNode { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/questions/reverse_linked_list.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 10 | impl ListNode { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 11 | #[inline] [INFO] [stdout] 12 | fn new(val: i32) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `reverse_list` is never used [INFO] [stdout] --> src/questions/reverse_linked_list.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 17 | pub fn reverse_list(head: Option>) -> Option> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/questions/roman_to_integer.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `roman_to_int` is never used [INFO] [stdout] --> src/questions/roman_to_integer.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 8 | pub fn roman_to_int(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_number_of_pairs` is never used [INFO] [stdout] --> src/questions/socks.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn get_number_of_pairs(_number: i8, color_array: &[i8]) -> i8 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/questions/two_sums.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `two_sum` is never used [INFO] [stdout] --> src/questions/two_sums.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 4 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 5 | pub fn two_sum(nums: Vec, target: i32) -> Vec { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_employee_to_department` is never used [INFO] [stdout] --> src/rust_book/collections_hashmap.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn add_employee_to_department( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_employees_from_department` is never used [INFO] [stdout] --> src/rust_book/collections_hashmap.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_employees_from_department( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_all_employees_from_company` is never used [INFO] [stdout] --> src/rust_book/collections_hashmap.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn get_all_employees_from_company(company: &HashMap>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_pig_latin` is never used [INFO] [stdout] --> src/rust_book/collections_string.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn get_pig_latin(input_str: String) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_median` is never used [INFO] [stdout] --> src/rust_book/collections_vec.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn get_median(int_list: &mut Vec) -> f32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest` is never used [INFO] [stdout] --> src/rust_book/traits.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn largest(list: &[T]) -> &T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/rust_book/traits.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cacher_u32` is never constructed [INFO] [stdout] --> src/rust_book/closures_cacher.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Cacher_u32 u32> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `value` are never used [INFO] [stdout] --> src/rust_book/closures_cacher.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl u32> Cacher_u32 { [INFO] [stdout] | ------------------------------------- associated items in this implementation [INFO] [stdout] 10 | pub fn new(computation: T) -> Cacher_u32 { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn value(&mut self, number: u32) -> u32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cacher` is never constructed [INFO] [stdout] --> src/rust_book/closures_cacher.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | struct Cacher U, U: Copy> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `value` are never used [INFO] [stdout] --> src/rust_book/closures_cacher.rs:35:12 [INFO] [stdout] | [INFO] [stdout] 34 | impl U, U: Copy> Cacher { [INFO] [stdout] | ----------------------------------------- associated items in this implementation [INFO] [stdout] 35 | pub fn new(computation: T) -> Cacher { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | pub fn value(&mut self, input_value: U) -> U { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CacherHash` is never constructed [INFO] [stdout] --> src/rust_book/closures_cacher.rs:56:8 [INFO] [stdout] | [INFO] [stdout] 56 | struct CacherHash V, K: Eq+Hash, V: Copy+Eq+Hash > { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `value` are never used [INFO] [stdout] --> src/rust_book/closures_cacher.rs:62:12 [INFO] [stdout] | [INFO] [stdout] 61 | impl V, K: Clone+Eq+Hash, V: Copy+Eq+Hash> CacherHash { [INFO] [stdout] | -------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] 62 | pub fn new(computation: T) -> CacherHash { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn value(&mut self, input_value: K) -> V { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Counter` is never constructed [INFO] [stdout] --> src/rust_book/iterators.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Counter { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/rust_book/iterators.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 5 | impl Counter { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] 6 | fn new() -> Counter { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "b5549f7854b1ac077135264914bdddc68a1579d6eba20b7b1e52997a3bca505d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5549f7854b1ac077135264914bdddc68a1579d6eba20b7b1e52997a3bca505d", kill_on_drop: false }` [INFO] [stdout] b5549f7854b1ac077135264914bdddc68a1579d6eba20b7b1e52997a3bca505d [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69278f3103ea85841927bc160ffb747c1c4ac2cc52a7e3ce13f21e8bf83eab5b [INFO] running `Command { std: "docker" "start" "-a" "69278f3103ea85841927bc160ffb747c1c4ac2cc52a7e3ce13f21e8bf83eab5b", kill_on_drop: false }` [INFO] [stderr] Compiling hacker-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `Cacher_u32` should have an upper camel case name [INFO] [stdout] --> src/rust_book/closures_cacher.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct Cacher_u32 u32> { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacherU32` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/rust_book/closures_cacher.rs:88:27 [INFO] [stdout] | [INFO] [stdout] 88 | let closure = |x| (x + 1); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 88 - let closure = |x| (x + 1); [INFO] [stdout] 88 + let closure = |x| x + 1 ; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/rust_book/closures_cacher.rs:110:27 [INFO] [stdout] | [INFO] [stdout] 110 | let closure = |x| (x + 1); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 110 - let closure = |x| (x + 1); [INFO] [stdout] 110 + let closure = |x| x + 1 ; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/rust_book/closures_cacher.rs:178:17 [INFO] [stdout] | [INFO] [stdout] 178 | for i in 1..1000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `is_palindrome_i64_hack` and `is_palindrome_string_version` are never used [INFO] [stdout] --> src/questions/palindrome_number.rs:46:12 [INFO] [stdout] | [INFO] [stdout] 3 | impl Solution { [INFO] [stdout] | ------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 46 | pub fn is_palindrome_i64_hack(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | pub fn is_palindrome_string_version(x: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_employees_from_department` is never used [INFO] [stdout] --> src/rust_book/collections_hashmap.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn get_employees_from_department( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> src/rust_book/traits.rs:13:4 [INFO] [stdout] | [INFO] [stdout] 13 | fn main() { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value` and `children` are never read [INFO] [stdout] --> src/rust_book/ref_weak_strong.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | struct Node { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 5 | value: i32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | parent: RefCell>, [INFO] [stdout] 7 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s [INFO] running `Command { std: "docker" "inspect" "69278f3103ea85841927bc160ffb747c1c4ac2cc52a7e3ce13f21e8bf83eab5b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69278f3103ea85841927bc160ffb747c1c4ac2cc52a7e3ce13f21e8bf83eab5b", kill_on_drop: false }` [INFO] [stdout] 69278f3103ea85841927bc160ffb747c1c4ac2cc52a7e3ce13f21e8bf83eab5b [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+028592fec99e54cc92def5a2a849c673b066dd93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 252fc431ecd7dfa1150554919447b2368269a007461fec6ec8bfb8e17f80cf2a [INFO] running `Command { std: "docker" "start" "-a" "252fc431ecd7dfa1150554919447b2368269a007461fec6ec8bfb8e17f80cf2a", kill_on_drop: false }` [INFO] [stderr] warning: type `Cacher_u32` should have an upper camel case name [INFO] [stderr] --> src/rust_book/closures_cacher.rs:4:8 [INFO] [stderr] | [INFO] [stderr] 4 | struct Cacher_u32 u32> { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to upper camel case: `CacherU32` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/rust_book/closures_cacher.rs:88:27 [INFO] [stderr] | [INFO] [stderr] 88 | let closure = |x| (x + 1); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 88 - let closure = |x| (x + 1); [INFO] [stderr] 88 + let closure = |x| x + 1 ; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around closure body [INFO] [stderr] --> src/rust_book/closures_cacher.rs:110:27 [INFO] [stderr] | [INFO] [stderr] 110 | let closure = |x| (x + 1); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 110 - let closure = |x| (x + 1); [INFO] [stderr] 110 + let closure = |x| x + 1 ; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/rust_book/closures_cacher.rs:178:17 [INFO] [stderr] | [INFO] [stderr] 178 | for i in 1..1000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated functions `is_palindrome_i64_hack` and `is_palindrome_string_version` are never used [INFO] [stderr] --> src/questions/palindrome_number.rs:46:12 [INFO] [stderr] | [INFO] [stderr] 3 | impl Solution { [INFO] [stderr] | ------------- associated functions in this implementation [INFO] [stderr] ... [INFO] [stderr] 46 | pub fn is_palindrome_i64_hack(x: i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 78 | pub fn is_palindrome_string_version(x: i32) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `get_employees_from_department` is never used [INFO] [stderr] --> src/rust_book/collections_hashmap.rs:17:8 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn get_employees_from_department( [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function `main` is never used [INFO] [stderr] --> src/rust_book/traits.rs:13:4 [INFO] [stderr] | [INFO] [stderr] 13 | fn main() { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `value` and `children` are never read [INFO] [stderr] --> src/rust_book/ref_weak_strong.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 4 | struct Node { [INFO] [stderr] | ---- fields in this struct [INFO] [stderr] 5 | value: i32, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 6 | parent: RefCell>, [INFO] [stderr] 7 | children: RefCell>>, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `hacker-code` (bin "hacker-code" test) generated 8 warnings (run `cargo fix --bin "hacker-code" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hacker_code-b0001ecdc786693b) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test questions::palindrome_linked_list::tests::test_example_1 ... ok [INFO] [stdout] test questions::palindrome_number::tests::test_example_1 ... ok [INFO] [stdout] test questions::palindrome_linked_list::tests::test_example_3 ... ok [INFO] [stdout] test questions::palindrome_number::tests::test_example_2 ... ok [INFO] [stdout] test questions::palindrome_number::tests::test_example_3 ... ok [INFO] [stdout] test questions::palindrome_number::tests::test_example_4 ... ok [INFO] [stdout] test questions::reverse_linked_list::tests::test_example_1 ... ok [INFO] [stdout] test questions::roman_to_integer::tests::test_example_1 ... ok [INFO] [stdout] test questions::socks::tests::test_number_of_pairs_2 ... ok [INFO] [stdout] test questions::socks::tests::test_number_of_pairs_1 ... ok [INFO] [stdout] test questions::roman_to_integer::tests::test_example_2 ... ok [INFO] [stdout] test questions::socks::tests::test_number_of_pairs_3 ... ok [INFO] [stdout] test questions::roman_to_integer::tests::test_example_3 ... ok [INFO] [stdout] test questions::roman_to_integer::tests::test_example_4 ... ok [INFO] [stdout] test questions::two_sums::tests::test_two_sum_1 ... ok [INFO] [stdout] test rust_book::closures_cacher::tests::test_generic_hashmap_usize_string_slice ... ok [INFO] [stdout] test rust_book::closures_cacher::tests::test_generic_hashmap_usize ... ok [INFO] [stdout] test rust_book::closures_cacher::tests::test_generic_i32 ... ok [INFO] [stdout] test rust_book::closures_cacher::tests::test_generic_usize ... ok [INFO] [stdout] test rust_book::collections_vec::tests::test_get_median_even ... ok [INFO] [stdout] test rust_book::traits::tests::test_main ... ok [INFO] [stdout] test rust_book::collections_string::tests::test_get_consonant ... ok [INFO] [stdout] test rust_book::collections_string::tests::test_get_vowel ... ok [INFO] [stdout] test rust_book::collections_vec::tests::test_get_median_odd ... ok [INFO] [stdout] test rust_book::closures_cacher::tests::test_u32 ... ok [INFO] [stdout] test rust_book::collections_hashmap::tests::test_get_consonant ... FAILED [INFO] [stdout] test questions::palindrome_linked_list::tests::test_example_2 ... ok [INFO] [stdout] test rust_book::iterators::tests::calling_next_directly ... ok [INFO] [stdout] test rust_book::ref_weak_strong::tests::test_scopes ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- rust_book::collections_hashmap::tests::test_get_consonant stdout ---- [INFO] [stdout] [INFO] [stdout] thread 'rust_book::collections_hashmap::tests::test_get_consonant' (46) panicked at src/rust_book/collections_hashmap.rs:87:9: [INFO] [stdout] assertion `left == right` failed [INFO] [stdout] left: ["department: Engineering employees: Sally, Pavel", "department: Sales employees: Amir, George"] [INFO] [stdout] right: ["department: Sales employees: Amir, George", "department: Engineering employees: Sally, Pavel"] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x60595c8a0b42 - std::backtrace_rs::backtrace::libunwind::trace::hcbb09259ca22005c [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x60595c8a0b42 - std::backtrace_rs::backtrace::trace_unsynchronized::h0fac8c223cd6e456 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x60595c8a0b42 - std::sys::backtrace::_print_fmt::he5f2b5e0c66ce66e [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x60595c8a0b42 - ::fmt::haf29e060fb6137a9 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x60595c8b1a4f - core::fmt::rt::Argument::fmt::h596977d9d4f722b0 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x60595c8b1a4f - core::fmt::write::h0ee4d44b8e20572d [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x60595c86dbe1 - std::io::default_write_fmt::h5f5bf04c08f51588 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x60595c86dbe1 - std::io::Write::write_fmt::he99637cf0d3cbc1c [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x60595c879cb2 - std::sys::backtrace::BacktraceLock::print::h3db71735b2a2861b [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x60595c87e7ff - std::panicking::default_hook::{{closure}}::h0168a26bb62ec69b [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x60595c87e691 - std::panicking::default_hook::h7454a6fd0ab61b64 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:325:9 [INFO] [stdout] 11: 0x60595c83f19e - as core::ops::function::Fn>::call::h8dac224212939801 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9 [INFO] [stdout] 12: 0x60595c83f19e - test::test_main_with_exit_callback::{{closure}}::h18346b0063635f4a [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:145:21 [INFO] [stdout] 13: 0x60595c87eebf - as core::ops::function::Fn>::call::h7e5d21d6123baaaf [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1987:9 [INFO] [stdout] 14: 0x60595c87eebf - std::panicking::panic_with_hook::h2d45a49bfd4e6ec4 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:842:13 [INFO] [stdout] 15: 0x60595c87ed1a - std::panicking::panic_handler::{{closure}}::h37f0f43a266cd34d [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:707:13 [INFO] [stdout] 16: 0x60595c879de9 - std::sys::backtrace::__rust_end_short_backtrace::h1ed0bd8883e4d747 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 17: 0x60595c8620dd - __rustc[92da9811a626c906]::rust_begin_unwind [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:698:5 [INFO] [stdout] 18: 0x60595c8b9840 - core::panicking::panic_fmt::hc1117383da035bf0 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:78:14 [INFO] [stdout] 19: 0x60595c8b9643 - core::panicking::assert_failed_inner::h5be295a0a9d76816 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:442:17 [INFO] [stdout] 20: 0x60595c80831c - core::panicking::assert_failed::h21d4ff3e764638ab [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panicking.rs:397:5 [INFO] [stdout] 21: 0x60595c811088 - hacker_code::rust_book::collections_hashmap::tests::test_get_consonant::h81f559eab21ae625 [INFO] [stdout] at /opt/rustwide/workdir/src/rust_book/collections_hashmap.rs:87:9 [INFO] [stdout] 22: 0x60595c8111e7 - hacker_code::rust_book::collections_hashmap::tests::test_get_consonant::{{closure}}::hd6135dfee86ea633 [INFO] [stdout] at /opt/rustwide/workdir/src/rust_book/collections_hashmap.rs:55:28 [INFO] [stdout] 23: 0x60595c803086 - core::ops::function::FnOnce::call_once::hbf5ee104c61317e7 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 24: 0x60595c83ef5b - core::ops::function::FnOnce::call_once::habfa9d6a6bb4aa21 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 25: 0x60595c83ef5b - test::__rust_begin_short_backtrace::hc119b5350e87269b [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:663:18 [INFO] [stdout] 26: 0x60595c854ba5 - test::run_test_in_process::{{closure}}::h47f2af3109a35895 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:686:74 [INFO] [stdout] 27: 0x60595c854ba5 - as core::ops::function::FnOnce<()>>::call_once::h5dba888a302c7fc3 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 28: 0x60595c854ba5 - std::panicking::catch_unwind::do_call::h245c3fdea830e686 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x60595c854ba5 - std::panicking::catch_unwind::he88149d1cfc3a929 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x60595c854ba5 - std::panic::catch_unwind::hd43a8ff20deb6d7a [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x60595c854ba5 - test::run_test_in_process::hcf11d509449005e2 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:686:27 [INFO] [stdout] 32: 0x60595c854ba5 - test::run_test::{{closure}}::heb13d4899a512502 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:607:43 [INFO] [stdout] 33: 0x60595c82b384 - test::run_test::{{closure}}::h3e08e9adf8aad35e [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/test/src/lib.rs:637:41 [INFO] [stdout] 34: 0x60595c82b384 - std::sys::backtrace::__rust_begin_short_backtrace::h773f9a01402fd17f [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/backtrace.rs:158:18 [INFO] [stdout] 35: 0x60595c82ec8a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h408f0520947b97f2 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:559:17 [INFO] [stdout] 36: 0x60595c82ec8a - as core::ops::function::FnOnce<()>>::call_once::h1162a01751e98fdc [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/panic/unwind_safe.rs:274:9 [INFO] [stdout] 37: 0x60595c82ec8a - std::panicking::catch_unwind::do_call::hf4224593c5d108e2 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:590:40 [INFO] [stdout] 38: 0x60595c82ec8a - std::panicking::catch_unwind::h4478d419d6ab8a26 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panicking.rs:553:19 [INFO] [stdout] 39: 0x60595c82ec8a - std::panic::catch_unwind::h1e472892204dcfec [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/panic.rs:359:14 [INFO] [stdout] 40: 0x60595c82ec8a - std::thread::Builder::spawn_unchecked_::{{closure}}::hd555321a5ac5351d [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/thread/mod.rs:557:30 [INFO] [stdout] 41: 0x60595c82ec8a - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb9947c3c1cc735ed [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/core/src/ops/function.rs:250:5 [INFO] [stdout] 42: 0x60595c874f2f - as core::ops::function::FnOnce>::call_once::hf699f0a3c139bc19 [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/alloc/src/boxed.rs:1973:9 [INFO] [stdout] 43: 0x60595c874f2f - std::sys::thread::unix::Thread::new::thread_start::h2d5318761291e34a [INFO] [stdout] at /rustc/028592fec99e54cc92def5a2a849c673b066dd93/library/std/src/sys/thread/unix.rs:126:17 [INFO] [stdout] 44: 0x7dbf2d374aa4 - [INFO] [stdout] 45: 0x7dbf2d401a34 - clone [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] rust_book::collections_hashmap::tests::test_get_consonant [INFO] [stdout] [INFO] [stdout] test result: FAILED. 28 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass `--bin hacker-code` [INFO] running `Command { std: "docker" "inspect" "252fc431ecd7dfa1150554919447b2368269a007461fec6ec8bfb8e17f80cf2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "252fc431ecd7dfa1150554919447b2368269a007461fec6ec8bfb8e17f80cf2a", kill_on_drop: false }` [INFO] [stdout] 252fc431ecd7dfa1150554919447b2368269a007461fec6ec8bfb8e17f80cf2a