[INFO] cloning repository https://github.com/pontuslaestadius/goliath [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pontuslaestadius/goliath" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpontuslaestadius%2Fgoliath", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpontuslaestadius%2Fgoliath'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f264ab5bb7a22fd7795673ef07cb671b01a06713 [INFO] checking pontuslaestadius/goliath against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpontuslaestadius%2Fgoliath" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pontuslaestadius/goliath on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pontuslaestadius/goliath [INFO] finished tweaking git repo https://github.com/pontuslaestadius/goliath [INFO] tweaked toml for git repo https://github.com/pontuslaestadius/goliath written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/pontuslaestadius/goliath 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07cf9dbf1b7391d8f6a1bf3e8c878396382a3e9287c3d81f307b38bbea31f557 [INFO] running `Command { std: "docker" "start" "-a" "07cf9dbf1b7391d8f6a1bf3e8c878396382a3e9287c3d81f307b38bbea31f557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07cf9dbf1b7391d8f6a1bf3e8c878396382a3e9287c3d81f307b38bbea31f557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07cf9dbf1b7391d8f6a1bf3e8c878396382a3e9287c3d81f307b38bbea31f557", kill_on_drop: false }` [INFO] [stdout] 07cf9dbf1b7391d8f6a1bf3e8c878396382a3e9287c3d81f307b38bbea31f557 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38e7007d1b675fb0329b23fe2ece164d1640c8f7f36fd5fd90b9177562bab343 [INFO] running `Command { std: "docker" "start" "-a" "38e7007d1b675fb0329b23fe2ece164d1640c8f7f36fd5fd90b9177562bab343", kill_on_drop: false }` [INFO] [stderr] Checking goliath v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut temp_item = Item {key: s, value: get_value(s)}; [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 import: `std::io::prelude` [INFO] [stdout] --> src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `index` is never used [INFO] [stdout] --> src/lib.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn index<'a>(string: &'a mut String) -> Vec> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_most_valued_sentence` is never used [INFO] [stdout] --> src/lib.rs:41:4 [INFO] [stdout] | [INFO] [stdout] 41 | fn get_most_valued_sentence<'a>(string: &'a mut String, vec: Vec) -> &'a str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_value` is never used [INFO] [stdout] --> src/lib.rs:70:4 [INFO] [stdout] | [INFO] [stdout] 70 | fn get_value(string: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `increase_value`, `get_value`, and `get_key` are never used [INFO] [stdout] --> src/lib.rs:96:8 [INFO] [stdout] | [INFO] [stdout] 95 | impl<'a> Item<'a> { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] 96 | fn increase_value(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | fn get_value(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn get_key(&self) -> &str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:62:37 [INFO] [stdout] | [INFO] [stdout] 62 | most_valuable = sentence.clone(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:14:13 [INFO] [stdout] | [INFO] [stdout] 14 | let mut temp_item = Item {key: s, value: get_value(s)}; [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] error: aborting due to previous error; 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `goliath` (lib) due to 2 previous errors; 7 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:147:13 [INFO] [stdout] | [INFO] [stdout] 147 | let mut vec = index(&mut string); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:158:13 [INFO] [stdout] | [INFO] [stdout] 158 | let mut vec = index(&mut string); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib.rs:62:37 [INFO] [stdout] | [INFO] [stdout] 62 | most_valuable = sentence.clone(); [INFO] [stdout] | ^^^^^^^^ unnecessary method call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[deny(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `goliath` (lib test) due to 2 previous errors; 5 warnings emitted [INFO] running `Command { std: "docker" "inspect" "38e7007d1b675fb0329b23fe2ece164d1640c8f7f36fd5fd90b9177562bab343", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38e7007d1b675fb0329b23fe2ece164d1640c8f7f36fd5fd90b9177562bab343", kill_on_drop: false }` [INFO] [stdout] 38e7007d1b675fb0329b23fe2ece164d1640c8f7f36fd5fd90b9177562bab343