[INFO] cloning repository https://github.com/mmajko/knapsack-problem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mmajko/knapsack-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmajko%2Fknapsack-problem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmajko%2Fknapsack-problem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 11cdd693800848f8d688ce82a5444f0e12f56b04 [INFO] building mmajko/knapsack-problem against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmmajko%2Fknapsack-problem" "/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/mmajko/knapsack-problem on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mmajko/knapsack-problem [INFO] finished tweaking git repo https://github.com/mmajko/knapsack-problem [INFO] tweaked toml for git repo https://github.com/mmajko/knapsack-problem written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mmajko/knapsack-problem 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded redox_syscall v0.1.31 [INFO] [stderr] Downloaded winapi-build v0.1.1 [INFO] [stderr] Downloaded kernel32-sys v0.2.2 [INFO] [stderr] Downloaded fuchsia-zircon-sys v0.2.0 [INFO] [stderr] Downloaded bit-vec v0.4.4 [INFO] [stderr] Downloaded rand v0.3.18 [INFO] [stderr] Downloaded libc v0.2.32 [INFO] [stderr] Downloaded time v0.1.38 [INFO] [stderr] Downloaded bitflags v0.7.0 [INFO] [stderr] Downloaded fuchsia-zircon v0.2.1 [INFO] [stderr] Downloaded winapi v0.2.8 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2685a9728be6a2f603c6c64628ca5be9fb3c6d11dd2bcb68e2468ba90455c177 [INFO] running `Command { std: "docker" "start" "-a" "2685a9728be6a2f603c6c64628ca5be9fb3c6d11dd2bcb68e2468ba90455c177", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2685a9728be6a2f603c6c64628ca5be9fb3c6d11dd2bcb68e2468ba90455c177", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2685a9728be6a2f603c6c64628ca5be9fb3c6d11dd2bcb68e2468ba90455c177", kill_on_drop: false }` [INFO] [stdout] 2685a9728be6a2f603c6c64628ca5be9fb3c6d11dd2bcb68e2468ba90455c177 [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61272cfffa93eeeeaaaa799a95f905649a7fdd958098558ad793769b19cb8719 [INFO] running `Command { std: "docker" "start" "-a" "61272cfffa93eeeeaaaa799a95f905649a7fdd958098558ad793769b19cb8719", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling libc v0.2.32 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling time v0.1.38 [INFO] [stderr] Compiling rand v0.3.18 [INFO] [stderr] Compiling knapsack-problem v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `solvers::recursive` [INFO] [stdout] --> src/solvers/dynamic.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use solvers::recursive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `KnapItem` and `sum_of_prices` [INFO] [stdout] --> src/solvers/recursive.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use parser::{sum_of_prices, Knapsack, KnapItem}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `inspect` [INFO] [stdout] --> src/genetic/mod.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use self::utils::{odds_are, random_individual, inspect, sort_population}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reporter.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let mut stype = String::from(format!("{:?}", solution)); [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: `x` [INFO] [stdout] --> src/solvers/mod.rs:60:72 [INFO] [stdout] | [INFO] [stdout] 60 | let new_items = knap.items.clone().iter().enumerate().filter(|&(i, x)| bits[i]) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/solvers/mod.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | .map(|(i, x)| *x).collect(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pop_size` [INFO] [stdout] --> src/genetic/selectors.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let pop_size = population.len(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pop_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generation` [INFO] [stdout] --> src/genetic/utils.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn inspect(generation: usize, sorted_population: &Vec>, fitness_fn: &F) where F: Fn(&Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elitism_count` [INFO] [stdout] --> src/genetic/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let elitism_count = 2; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elitism_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/genetic/mod.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | for i in 0..500 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `None`, `FPTAS25`, and `FPTAS75` are never constructed [INFO] [stdout] --> src/parser.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum SolutionType { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 10 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | FPTAS25, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | FPTAS50, [INFO] [stdout] 17 | FPTAS75, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolutionType` has derived impls for the traits `Clone` and `Debug`, 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 `inspect` is never used [INFO] [stdout] --> src/genetic/utils.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn inspect(generation: usize, sorted_population: &Vec>, fitness_fn: &F) where F: Fn(&Vec) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.45s [INFO] running `Command { std: "docker" "inspect" "61272cfffa93eeeeaaaa799a95f905649a7fdd958098558ad793769b19cb8719", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61272cfffa93eeeeaaaa799a95f905649a7fdd958098558ad793769b19cb8719", kill_on_drop: false }` [INFO] [stdout] 61272cfffa93eeeeaaaa799a95f905649a7fdd958098558ad793769b19cb8719 [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 -Dtail-expr-drop-order" "-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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32a9c49a990e8068aaa42184e147a3dd50415d108b94cbe639840cbec10fb3e2 [INFO] running `Command { std: "docker" "start" "-a" "32a9c49a990e8068aaa42184e147a3dd50415d108b94cbe639840cbec10fb3e2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling knapsack-problem v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `solvers::recursive` [INFO] [stdout] --> src/solvers/dynamic.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use solvers::recursive; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `KnapItem` and `sum_of_prices` [INFO] [stdout] --> src/solvers/recursive.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use parser::{sum_of_prices, Knapsack, KnapItem}; [INFO] [stdout] | ^^^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `inspect` [INFO] [stdout] --> src/genetic/mod.rs:6:48 [INFO] [stdout] | [INFO] [stdout] 6 | use self::utils::{odds_are, random_individual, inspect, sort_population}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/reporter.rs:22:9 [INFO] [stdout] | [INFO] [stdout] 22 | let mut stype = String::from(format!("{:?}", solution)); [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: `x` [INFO] [stdout] --> src/solvers/mod.rs:60:72 [INFO] [stdout] | [INFO] [stdout] 60 | let new_items = knap.items.clone().iter().enumerate().filter(|&(i, x)| bits[i]) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/solvers/mod.rs:61:28 [INFO] [stdout] | [INFO] [stdout] 61 | .map(|(i, x)| *x).collect(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pop_size` [INFO] [stdout] --> src/genetic/selectors.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | let pop_size = population.len(); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pop_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `generation` [INFO] [stdout] --> src/genetic/utils.rs:34:19 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn inspect(generation: usize, sorted_population: &Vec>, fitness_fn: &F) where F: Fn(&Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_generation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `elitism_count` [INFO] [stdout] --> src/genetic/mod.rs:16:9 [INFO] [stdout] | [INFO] [stdout] 16 | let elitism_count = 2; [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_elitism_count` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/genetic/mod.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | for i in 0..500 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `None`, `FPTAS25`, and `FPTAS75` are never constructed [INFO] [stdout] --> src/parser.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub enum SolutionType { [INFO] [stdout] | ------------ variants in this enum [INFO] [stdout] 10 | None, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | FPTAS25, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 16 | FPTAS50, [INFO] [stdout] 17 | FPTAS75, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `SolutionType` has derived impls for the traits `Clone` and `Debug`, 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 `inspect` is never used [INFO] [stdout] --> src/genetic/utils.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn inspect(generation: usize, sorted_population: &Vec>, fitness_fn: &F) where F: Fn(&Vec) -> usize { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s [INFO] running `Command { std: "docker" "inspect" "32a9c49a990e8068aaa42184e147a3dd50415d108b94cbe639840cbec10fb3e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32a9c49a990e8068aaa42184e147a3dd50415d108b94cbe639840cbec10fb3e2", kill_on_drop: false }` [INFO] [stdout] 32a9c49a990e8068aaa42184e147a3dd50415d108b94cbe639840cbec10fb3e2