[INFO] cloning repository https://github.com/darragh-downey/rust_mini_projects [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darragh-downey/rust_mini_projects" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarragh-downey%2Frust_mini_projects", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarragh-downey%2Frust_mini_projects'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 063b06147c7ae908621fcdc03cf8ee35633c36ba [INFO] testing darragh-downey/rust_mini_projects/063b06147c7ae908621fcdc03cf8ee35633c36ba against master#8c0ec05f7dc9ef185eea9f36c5638e74e43935bf for pr-130285 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarragh-downey%2Frust_mini_projects" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/darragh-downey/rust_mini_projects on toolchain 8c0ec05f7dc9ef185eea9f36c5638e74e43935bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/darragh-downey/rust_mini_projects [INFO] finished tweaking git repo https://github.com/darragh-downey/rust_mini_projects [INFO] tweaked toml for git repo https://github.com/darragh-downey/rust_mini_projects written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/darragh-downey/rust_mini_projects 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" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 81036ec47f8bad5b7d3168012dcc8126cd3e5f74dd38c4962bb71feb2c402058 [INFO] running `Command { std: "docker" "start" "-a" "81036ec47f8bad5b7d3168012dcc8126cd3e5f74dd38c4962bb71feb2c402058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "81036ec47f8bad5b7d3168012dcc8126cd3e5f74dd38c4962bb71feb2c402058", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81036ec47f8bad5b7d3168012dcc8126cd3e5f74dd38c4962bb71feb2c402058", kill_on_drop: false }` [INFO] [stdout] 81036ec47f8bad5b7d3168012dcc8126cd3e5f74dd38c4962bb71feb2c402058 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e6d275c0de24139d9cac8b46465c0dad336ad1fc23d7356d307a919dbed1229 [INFO] running `Command { std: "docker" "start" "-a" "0e6d275c0de24139d9cac8b46465c0dad336ad1fc23d7356d307a919dbed1229", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling io-lifetimes v1.0.6 [INFO] [stderr] Compiling rustix v0.36.9 [INFO] [stderr] Compiling iana-time-zone v0.1.53 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling linux-raw-sys v0.1.4 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling cards v0.1.0 (/opt/rustwide/workdir/06_cards) [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> 06_cards/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Card { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 3 | Ace, [INFO] [stdout] 4 | Two, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | Three, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | Four, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | Five, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | Six, [INFO] [stdout] | ^^^ [INFO] [stdout] 9 | Seven, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 10 | Eight, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | Nine, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | Jack, [INFO] [stdout] | ^^^^ [INFO] [stdout] 13 | Queen, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Card` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `value` and `is_loosing_hand` are never used [INFO] [stdout] --> 06_cards/src/main.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl Hand { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 37 | fn value(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | fn is_loosing_hand(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling travel_planner v0.1.0 (/opt/rustwide/workdir/16_travel_planner) [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling vigenere_cipher v0.1.0 (/opt/rustwide/workdir/17_vigenere_cipher) [INFO] [stdout] warning: constant `ALPHABET` is never used [INFO] [stdout] --> 17_vigenere_cipher/src/main.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | const ALPHABET: [u8; 26] = *b"ABCDEFGHIJKLMNOPQRSTUVWXYZ"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling print_any v0.1.0 (/opt/rustwide/workdir/03_print_any) [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling validate_isbn v0.1.0 (/opt/rustwide/workdir/11_validate_isbn) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling insensitive_sort v0.1.0 (/opt/rustwide/workdir/04_insensitive_sort) [INFO] [stdout] warning: field `digits` is never read [INFO] [stdout] --> 11_validate_isbn/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Isbn { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | raw: String, [INFO] [stdout] 8 | digits: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling find_uniq v0.1.0 (/opt/rustwide/workdir/02_find_uniq) [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `uniq_2` is never used [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `uniq_3` is never used [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling convert_c_and_f v0.1.0 (/opt/rustwide/workdir/08_convert_c_and_f) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling calc_median v0.1.0 (/opt/rustwide/workdir/01_calc_median) [INFO] [stderr] Compiling run_len_encoding v0.1.0 (/opt/rustwide/workdir/14_run_len_encoding) [INFO] [stderr] Compiling sum_list v0.1.0 (/opt/rustwide/workdir/09_sum_list) [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling interpret_rgb_hex v0.1.0 (/opt/rustwide/workdir/13_interpret_rgb_hex) [INFO] [stdout] warning: function `encode` is never used [INFO] [stdout] --> 14_run_len_encoding/src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub fn encode(text: &str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `decode` is never used [INFO] [stdout] --> 14_run_len_encoding/src/main.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn decode(text: &str) -> String { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `sum_with_missing_my_version` is never used [INFO] [stdout] --> 09_sum_list/src/main.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sum_with_missing_my_version(numbers: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling convert_txt_2_morse v0.1.0 (/opt/rustwide/workdir/05_convert_txt_2_morse) [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> 13_interpret_rgb_hex/src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | enum RgbError { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | InvalidCharacter(usize, char), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RgbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling chrono v0.4.23 [INFO] [stderr] Compiling deadline v0.1.0 (/opt/rustwide/workdir/07_deadline) [INFO] [stderr] Compiling calc_num_weeks_between_dates v0.1.0 (/opt/rustwide/workdir/10_calc_num_weeks_between_dates) [INFO] [stderr] Compiling inconsistent_dates v0.1.0 (/opt/rustwide/workdir/15_inconsistent_dates) [INFO] [stderr] Compiling tempfile v3.4.0 [INFO] [stderr] Compiling file_exists v0.1.0 (/opt/rustwide/workdir/12_file_exists) [INFO] [stdout] warning: trait `FileMetadata` is never used [INFO] [stdout] --> 12_file_exists/src/main.rs:5:7 [INFO] [stdout] | [INFO] [stdout] 5 | trait FileMetadata { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s [INFO] running `Command { std: "docker" "inspect" "0e6d275c0de24139d9cac8b46465c0dad336ad1fc23d7356d307a919dbed1229", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e6d275c0de24139d9cac8b46465c0dad336ad1fc23d7356d307a919dbed1229", kill_on_drop: false }` [INFO] [stdout] 0e6d275c0de24139d9cac8b46465c0dad336ad1fc23d7356d307a919dbed1229 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7afce9a5aecd8c7c2e380c0bea709c66f0de143fcb44d292c505021643e60947 [INFO] running `Command { std: "docker" "start" "-a" "7afce9a5aecd8c7c2e380c0bea709c66f0de143fcb44d292c505021643e60947", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling find_uniq v0.1.0 (/opt/rustwide/workdir/02_find_uniq) [INFO] [stderr] Compiling convert_c_and_f v0.1.0 (/opt/rustwide/workdir/08_convert_c_and_f) [INFO] [stderr] Compiling insensitive_sort v0.1.0 (/opt/rustwide/workdir/04_insensitive_sort) [INFO] [stderr] Compiling interpret_rgb_hex v0.1.0 (/opt/rustwide/workdir/13_interpret_rgb_hex) [INFO] [stderr] Compiling calc_median v0.1.0 (/opt/rustwide/workdir/01_calc_median) [INFO] [stderr] Compiling cards v0.1.0 (/opt/rustwide/workdir/06_cards) [INFO] [stderr] Compiling file_exists v0.1.0 (/opt/rustwide/workdir/12_file_exists) [INFO] [stderr] Compiling calc_num_weeks_between_dates v0.1.0 (/opt/rustwide/workdir/10_calc_num_weeks_between_dates) [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:23 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `list` [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_list` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `exists` and `is_readable` are never used [INFO] [stdout] --> 12_file_exists/src/main.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 5 | trait FileMetadata { [INFO] [stdout] | ------------ methods in this trait [INFO] [stdout] 6 | fn exists(&self) -> bool; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 10 | fn is_readable(&self) -> bool; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> 06_cards/src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | enum Card { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 3 | Ace, [INFO] [stdout] 4 | Two, [INFO] [stdout] | ^^^ [INFO] [stdout] 5 | Three, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 6 | Four, [INFO] [stdout] | ^^^^ [INFO] [stdout] 7 | Five, [INFO] [stdout] 8 | Six, [INFO] [stdout] | ^^^ [INFO] [stdout] 9 | Seven, [INFO] [stdout] 10 | Eight, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 11 | Nine, [INFO] [stdout] | ^^^^ [INFO] [stdout] 12 | Jack, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Card` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `uniq_2` is never used [INFO] [stdout] --> 02_find_uniq/src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn uniq_2(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `uniq_3` is never used [INFO] [stdout] --> 02_find_uniq/src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn uniq_3(mut list: Vec) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidCharacter` is never constructed [INFO] [stdout] --> 13_interpret_rgb_hex/src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 5 | enum RgbError { [INFO] [stdout] | -------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 10 | InvalidCharacter(usize, char), [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RgbError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling inconsistent_dates v0.1.0 (/opt/rustwide/workdir/15_inconsistent_dates) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling deadline v0.1.0 (/opt/rustwide/workdir/07_deadline) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling vigenere_cipher v0.1.0 (/opt/rustwide/workdir/17_vigenere_cipher) [INFO] [stderr] Compiling validate_isbn v0.1.0 (/opt/rustwide/workdir/11_validate_isbn) [INFO] [stderr] Compiling convert_txt_2_morse v0.1.0 (/opt/rustwide/workdir/05_convert_txt_2_morse) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling print_any v0.1.0 (/opt/rustwide/workdir/03_print_any) [INFO] [stderr] Compiling run_len_encoding v0.1.0 (/opt/rustwide/workdir/14_run_len_encoding) [INFO] [stdout] warning: constant `ALPHABET` is never used [INFO] [stdout] --> 17_vigenere_cipher/src/main.rs:52:11 [INFO] [stdout] | [INFO] [stdout] 52 | const ALPHABET: [u8; 26] = *b"ABCDEFGHIJKLMNOPQRSTUVWXYZ"; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `digits` is never read [INFO] [stdout] --> 11_validate_isbn/src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 6 | struct Isbn { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 7 | raw: String, [INFO] [stdout] 8 | digits: Vec, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sum_list v0.1.0 (/opt/rustwide/workdir/09_sum_list) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling travel_planner v0.1.0 (/opt/rustwide/workdir/16_travel_planner) [INFO] [stdout] warning: function `sum_with_missing_my_version` is never used [INFO] [stdout] --> 09_sum_list/src/main.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn sum_with_missing_my_version(numbers: Vec>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.28s [INFO] running `Command { std: "docker" "inspect" "7afce9a5aecd8c7c2e380c0bea709c66f0de143fcb44d292c505021643e60947", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7afce9a5aecd8c7c2e380c0bea709c66f0de143fcb44d292c505021643e60947", kill_on_drop: false }` [INFO] [stdout] 7afce9a5aecd8c7c2e380c0bea709c66f0de143fcb44d292c505021643e60947 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+8c0ec05f7dc9ef185eea9f36c5638e74e43935bf" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/4abe20c901d273ebbf2c0c308aa57fc06d65a319fbc2255e1d8720bec2ada5e2: no space left on device