[INFO] cloning repository https://github.com/micakce/rs_the_book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/micakce/rs_the_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicakce%2Frs_the_book", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicakce%2Frs_the_book'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce658b9223b27717e946cf81a99affefda9cd9e1 [INFO] checking micakce/rs_the_book against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicakce%2Frs_the_book" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/micakce/rs_the_book on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/micakce/rs_the_book [INFO] finished tweaking git repo https://github.com/micakce/rs_the_book [INFO] tweaked toml for git repo https://github.com/micakce/rs_the_book written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/micakce/rs_the_book 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b06cd43316f12d1c5b149df8d00cbbdf6a7ba6b3395e67db1d1c9caa54e1b9d4 [INFO] running `Command { std: "docker" "start" "-a" "b06cd43316f12d1c5b149df8d00cbbdf6a7ba6b3395e67db1d1c9caa54e1b9d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b06cd43316f12d1c5b149df8d00cbbdf6a7ba6b3395e67db1d1c9caa54e1b9d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b06cd43316f12d1c5b149df8d00cbbdf6a7ba6b3395e67db1d1c9caa54e1b9d4", kill_on_drop: false }` [INFO] [stdout] b06cd43316f12d1c5b149df8d00cbbdf6a7ba6b3395e67db1d1c9caa54e1b9d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf9b4ec9261850e4200f3843cc6f2630e0d629de59f67af9bb490e3ec1a90e19 [INFO] running `Command { std: "docker" "start" "-a" "bf9b4ec9261850e4200f3843cc6f2630e0d629de59f67af9bb490e3ec1a90e19", kill_on_drop: false }` [INFO] [stderr] Checking book v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `add_employees::add_employee_ti` and `pig_latim::str2pig_latim` [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use eight::{add_employees::add_employee_ti, pig_latim::str2pig_latim}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nine::panico` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use nine::panico; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `add_employees::add_employee_ti` and `pig_latim::str2pig_latim` [INFO] [stdout] --> src/main.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | use eight::{add_employees::add_employee_ti, pig_latim::str2pig_latim}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `nine::panico` [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use nine::panico; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/nine/panico.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/nine/panico.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let f = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/nine/panico.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | let f = match f { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/nine/panico.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | let f = File::open("hello.txt").unwrap_or_else(|error| { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_shit` is never used [INFO] [stdout] --> src/eight.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn init_shit(){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_vectors` is never used [INFO] [stdout] --> src/eight/vectors.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn init_vectors() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `vector_indexes` is never used [INFO] [stdout] --> src/eight/vectors.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn vector_indexes() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `average` is never used [INFO] [stdout] --> src/eight/vectors.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn average(data : &Vec) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `median` is never used [INFO] [stdout] --> src/eight/vectors.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn median(data: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mode` is never used [INFO] [stdout] --> src/eight/vectors.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn mode(data: &[i32]) -> HashMap { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ay_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn ay_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hay_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn hay_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `str2pig_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn str2pig_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_employee_ti` is never used [INFO] [stdout] --> src/eight/add_employees.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn add_employee_ti() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panico_nested_match` is never used [INFO] [stdout] --> src/nine/panico.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn panico_nested_match() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panico_readable` is never used [INFO] [stdout] --> src/nine/panico.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn panico_readable() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error` is never used [INFO] [stdout] --> src/nine/panico.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn propagate_error() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error_with_shortcut` is never used [INFO] [stdout] --> src/nine/panico.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn propagate_error_with_shortcut() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error_even_shorter` is never used [INFO] [stdout] --> src/nine/panico.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn propagate_error_even_shorter() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest_num` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn largest_num(list : &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn largest(list : &[T]) -> T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest_no_copy` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn largest_no_copy(list : &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v1` [INFO] [stdout] --> src/closures/mod.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | let v1 = c.value(1); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_v1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 22 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_shit` is never used [INFO] [stdout] --> src/eight.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn init_shit(){ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `init_vectors` is never used [INFO] [stdout] --> src/eight/vectors.rs:2:8 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn init_vectors() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `vector_indexes` is never used [INFO] [stdout] --> src/eight/vectors.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn vector_indexes() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `average` is never used [INFO] [stdout] --> src/eight/vectors.rs:42:12 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn average(data : &Vec) -> f32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `median` is never used [INFO] [stdout] --> src/eight/vectors.rs:50:12 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn median(data: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mode` is never used [INFO] [stdout] --> src/eight/vectors.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn mode(data: &[i32]) -> HashMap { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `ay_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn ay_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hay_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn hay_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `str2pig_latim` is never used [INFO] [stdout] --> src/eight/pig_latim.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | pub fn str2pig_latim(word : &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_employee_ti` is never used [INFO] [stdout] --> src/eight/add_employees.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn add_employee_ti() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panico_nested_match` is never used [INFO] [stdout] --> src/nine/panico.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn panico_nested_match() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `panico_readable` is never used [INFO] [stdout] --> src/nine/panico.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 25 | pub fn panico_readable() { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error` is never used [INFO] [stdout] --> src/nine/panico.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn propagate_error() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error_with_shortcut` is never used [INFO] [stdout] --> src/nine/panico.rs:55:8 [INFO] [stdout] | [INFO] [stdout] 55 | pub fn propagate_error_with_shortcut() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `propagate_error_even_shorter` is never used [INFO] [stdout] --> src/nine/panico.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | pub fn propagate_error_even_shorter() -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest_num` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn largest_num(list : &[i32]) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn largest(list : &[T]) -> T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `largest_no_copy` is never used [INFO] [stdout] --> src/nine/trait_bounds.rs:32:8 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn largest_no_copy(list : &[T]) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 23 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "bf9b4ec9261850e4200f3843cc6f2630e0d629de59f67af9bb490e3ec1a90e19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf9b4ec9261850e4200f3843cc6f2630e0d629de59f67af9bb490e3ec1a90e19", kill_on_drop: false }` [INFO] [stdout] bf9b4ec9261850e4200f3843cc6f2630e0d629de59f67af9bb490e3ec1a90e19