[INFO] cloning repository https://github.com/Diegovsky/exs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Diegovsky/exs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fexs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fexs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] aa2193e890ada622d28a334e98d8bce5c040614b [INFO] checking Diegovsky/exs against master#336209eef13882bd1e211b24779584cb7ef911eb for pr-129249 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDiegovsky%2Fexs" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Diegovsky/exs on toolchain 336209eef13882bd1e211b24779584cb7ef911eb [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Diegovsky/exs [INFO] finished tweaking git repo https://github.com/Diegovsky/exs [INFO] tweaked toml for git repo https://github.com/Diegovsky/exs written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Diegovsky/exs 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" "+336209eef13882bd1e211b24779584cb7ef911eb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lexopt v0.3.0 [INFO] [stderr] Downloaded syn v2.0.89 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1a2f726e71bc04a89b9ecb4d85b22386123aa4f33c29e6ccdaa3111c47062599 [INFO] running `Command { std: "docker" "start" "-a" "1a2f726e71bc04a89b9ecb4d85b22386123aa4f33c29e6ccdaa3111c47062599", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1a2f726e71bc04a89b9ecb4d85b22386123aa4f33c29e6ccdaa3111c47062599", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a2f726e71bc04a89b9ecb4d85b22386123aa4f33c29e6ccdaa3111c47062599", kill_on_drop: false }` [INFO] [stdout] 1a2f726e71bc04a89b9ecb4d85b22386123aa4f33c29e6ccdaa3111c47062599 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+336209eef13882bd1e211b24779584cb7ef911eb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 03fbf6b7ddf225914939195b30fa457001db8ced887eee68122abfa80974f593 [INFO] running `Command { std: "docker" "start" "-a" "03fbf6b7ddf225914939195b30fa457001db8ced887eee68122abfa80974f593", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling libc v0.2.164 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking lexopt v0.3.0 [INFO] [stderr] Checking wyz v0.5.1 [INFO] [stderr] Checking bitvec v1.0.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling syn v2.0.89 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking exs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Rng` and `random` [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::{random, Rng}; [INFO] [stdout] | ^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `ffi::OsString`, and `fs::File` [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | ffi::OsString, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 3 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | io::{self, BufRead, BufReader}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng` and `random` [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | use rand::{random, Rng}; [INFO] [stdout] | ^^^^^^ ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `ffi::OsString`, and `fs::File` [INFO] [stdout] --> src/utils.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | ffi::OsString, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 3 | fs::File, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 4 | io::{self, BufRead, BufReader}, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `defaults` [INFO] [stdout] --> src/cli/ksp_ts.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn from_argv(defaults: Defaults) -> Result { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defaults` [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] --> src/cli/ksp_ts.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let mut i_max = 10; [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: `defaults` [INFO] [stdout] --> src/cli/ksp_ts.rs:18:22 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn from_argv(defaults: Defaults) -> Result { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_defaults` [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] --> src/cli/ksp_ts.rs:23:13 [INFO] [stdout] | [INFO] [stdout] 23 | let mut i_max = 10; [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: associated function `random` is never used [INFO] [stdout] --> src/bin/tsp_sa.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl<'g> Solution<'g> { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn random(graph: &'g dyn Graph) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/bin/ksp_ts.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/bin/ksp_ts.rs:17:22 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `knapsack` [INFO] [stdout] --> src/bin/ksp_ts.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_knapsack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted` [INFO] [stdout] --> src/bin/ksp_ts.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let mut sorted = knapsack.to_vec(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ksp_ts.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let mut sorted = knapsack.to_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: `knapsack` [INFO] [stdout] --> src/bin/ksp_ts.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_knapsack` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `sorted` [INFO] [stdout] --> src/bin/ksp_ts.rs:30:17 [INFO] [stdout] | [INFO] [stdout] 30 | let mut sorted = knapsack.to_vec(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_sorted` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ksp_ts.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | let mut sorted = knapsack.to_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: `maxw` [INFO] [stdout] --> src/bin/ksp_ts.rs:73:10 [INFO] [stdout] | [INFO] [stdout] 73 | let (maxw, items) = read_knapsack(&mut args.open_file())?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_maxw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/ksp_ts.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | for i in 0..args.i_max {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `maxw` [INFO] [stdout] --> src/bin/ksp_ts.rs:73:10 [INFO] [stdout] | [INFO] [stdout] 73 | let (maxw, items) = read_knapsack(&mut args.open_file())?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_maxw` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ksp_ts.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut best_solution: Solution = Solution::greedy(items); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bin/ksp_ts.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | for i in 0..args.i_max {} [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/ksp_ts.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut best_solution: Solution = Solution::greedy(items); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `knapsack` is never read [INFO] [stdout] --> src/bin/ksp_ts.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Solution<'ks> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | knapsack: &'ks [Item], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solution` has derived impls for the traits `Default` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `evaluate_solution` is never used [INFO] [stdout] --> src/bin/ksp_ts.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `total_value`, `total_weight`, and `flip` are never used [INFO] [stdout] --> src/bin/ksp_ts.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl<'ks> Solution<'ks> { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 22 | fn new(knapsack: &'ks [Item], items: BitVec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn total_value(&self) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn total_weight(&self) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn flip(&self, index: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `knapsack` is never read [INFO] [stdout] --> src/bin/ksp_ts.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 11 | struct Solution<'ks> { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | knapsack: &'ks [Item], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Solution` has derived impls for the traits `Default` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `evaluate_solution` is never used [INFO] [stdout] --> src/bin/ksp_ts.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn evaluate_solution(items: &BitVec, knapsack: &[Item]) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `total_value`, `total_weight`, and `flip` are never used [INFO] [stdout] --> src/bin/ksp_ts.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl<'ks> Solution<'ks> { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 22 | fn new(knapsack: &'ks [Item], items: BitVec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn total_value(&self) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 39 | fn total_weight(&self) -> Weight { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn flip(&self, index: usize) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `random` is never used [INFO] [stdout] --> src/bin/tsp_sa.rs:56:12 [INFO] [stdout] | [INFO] [stdout] 42 | impl<'g> Solution<'g> { [INFO] [stdout] | --------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn random(graph: &'g dyn Graph) -> Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.52s [INFO] running `Command { std: "docker" "inspect" "03fbf6b7ddf225914939195b30fa457001db8ced887eee68122abfa80974f593", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03fbf6b7ddf225914939195b30fa457001db8ced887eee68122abfa80974f593", kill_on_drop: false }` [INFO] [stdout] 03fbf6b7ddf225914939195b30fa457001db8ced887eee68122abfa80974f593