[INFO] cloning repository https://github.com/colemanirby/Fredkin [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/colemanirby/Fredkin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolemanirby%2FFredkin", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolemanirby%2FFredkin'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2f11c469585291f9b13fbb059703a2b58d3392ff [INFO] checking colemanirby/Fredkin against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolemanirby%2FFredkin" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/colemanirby/Fredkin [INFO] finished tweaking git repo https://github.com/colemanirby/Fredkin [INFO] tweaked toml for git repo https://github.com/colemanirby/Fredkin written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/colemanirby/Fredkin on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/colemanirby/Fredkin 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f87aee95ade4cf64b4a5663658843bd24c6d82c6bd18d7bd8d02bf6b7d42dfc5 [INFO] running `Command { std: "docker" "start" "-a" "f87aee95ade4cf64b4a5663658843bd24c6d82c6bd18d7bd8d02bf6b7d42dfc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f87aee95ade4cf64b4a5663658843bd24c6d82c6bd18d7bd8d02bf6b7d42dfc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f87aee95ade4cf64b4a5663658843bd24c6d82c6bd18d7bd8d02bf6b7d42dfc5", kill_on_drop: false }` [INFO] [stdout] f87aee95ade4cf64b4a5663658843bd24c6d82c6bd18d7bd8d02bf6b7d42dfc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5a904bd8fda3f7478fb3f39c5b35ed0890085dcbd5e9b4c72591ee0cf7d2983e [INFO] running `Command { std: "docker" "start" "-a" "5a904bd8fda3f7478fb3f39c5b35ed0890085dcbd5e9b4c72591ee0cf7d2983e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Checking hashbrown v0.15.1 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Compiling serde_json v1.0.128 [INFO] [stderr] Checking deranged v0.3.11 [INFO] [stderr] Compiling time-macros v0.2.18 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking simple-logging v2.0.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking ahash v0.8.11 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_mt v4.2.2 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking indexmap v2.6.0 [INFO] [stderr] Checking time v0.3.36 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling serde_derive v1.0.210 [INFO] [stderr] Checking serde v1.0.210 [INFO] [stderr] Checking uuid v1.11.0 [INFO] [stderr] Checking serde_bytes v0.11.15 [INFO] [stderr] Checking bson v2.13.0 [INFO] [stderr] Checking fredkin_chain v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/spin_chain.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let mut is_valid_map = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_valid_map` [INFO] [stdout] --> src/spin_chain.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let mut is_valid_map = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_valid_map` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file_utils.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut runs: BTreeMap> = BTreeMap::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `populate_up_cant_site_index_map` and `populate_up_cant_site_index_map_v2` are never used [INFO] [stdout] --> src/spin_chain.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl SpinChain { [INFO] [stdout] | --------------------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | fn populate_up_cant_site_index_map(excited_site_indices: &mut BTreeMap, number_of_bonds: usize, chain_size: usize, rng: &m... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn populate_up_cant_site_index_map_v2(excited_site_indices: &mut BTreeMap, number_of_bonds: usize, chain_size:usize, rng: ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_site_index_map` is never used [INFO] [stdout] --> src/spin_chain.rs:413:4 [INFO] [stdout] | [INFO] [stdout] 413 | fn validate_site_index_map(excited_site_indices: &mut BTreeMap) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_inner_product` is never used [INFO] [stdout] --> src/calculation_utils.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn calculate_inner_product (spin_chain_1: &[i8;CHAIN_SIZE], spin_chain_2: &[i8;CHAIN_SIZE]) -> i128 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_expectation_value` is never used [INFO] [stdout] --> src/calculation_utils.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn calculate_expectation_value (spin_chain_1: &[i8;CHAIN_SIZE], observable:&[[i8;CHAIN_SIZE];CHAIN_SIZE]) ->... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `matrix_mul_with_vector` is never used [INFO] [stdout] --> src/calculation_utils.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn matrix_mul_with_vector (spin_chain_1: &[i8;CHAIN_SIZE], observable:&[[i8;CHAIN_SIZE];CHAIN_SIZE]) -> [i8;... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Run` is never constructed [INFO] [stdout] --> src/file_utils.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Run { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ZData` is never constructed [INFO] [stdout] --> src/file_utils.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct ZData{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_data` is never used [INFO] [stdout] --> src/file_utils.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn load_data(file_name: String) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/spin_chain.rs:443:26 [INFO] [stdout] | [INFO] [stdout] 443 | let numerator: f64 = ((height + 2) * (length - current_index - height)).try_into().expect("Could not turn u32 into f64 - numerator"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/spin_chain.rs:445:28 [INFO] [stdout] | [INFO] [stdout] 445 | let denominator: f64 = (2 * (height + 1) * (length - current_index)).try_into().expect("Could not turn u32 into f64 - denominator"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/calculation_utils.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | spin_1 = spin_chain_1[i].try_into().expect("could not convert i8 to i128 spin_1"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/calculation_utils.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | spin_2 = spin_chain_2[i].try_into().expect("could not convert i8 to i128 spin_2"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fredkin_chain` (bin "fredkin_chain") due to 4 previous errors; 11 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/spin_chain.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let mut is_valid_map = false; [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `is_valid_map` [INFO] [stdout] --> src/spin_chain.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | let mut is_valid_map = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_valid_map` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file_utils.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut runs: BTreeMap> = BTreeMap::new(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `populate_up_cant_site_index_map` and `populate_up_cant_site_index_map_v2` are never used [INFO] [stdout] --> src/spin_chain.rs:88:8 [INFO] [stdout] | [INFO] [stdout] 22 | impl SpinChain { [INFO] [stdout] | --------------------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 88 | fn populate_up_cant_site_index_map(excited_site_indices: &mut BTreeMap, number_of_bonds: usize, chain_size: usize, rng: &m... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn populate_up_cant_site_index_map_v2(excited_site_indices: &mut BTreeMap, number_of_bonds: usize, chain_size:usize, rng: ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_site_index_map` is never used [INFO] [stdout] --> src/spin_chain.rs:413:4 [INFO] [stdout] | [INFO] [stdout] 413 | fn validate_site_index_map(excited_site_indices: &mut BTreeMap) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_inner_product` is never used [INFO] [stdout] --> src/calculation_utils.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn calculate_inner_product (spin_chain_1: &[i8;CHAIN_SIZE], spin_chain_2: &[i8;CHAIN_SIZE]) -> i128 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate_expectation_value` is never used [INFO] [stdout] --> src/calculation_utils.rs:31:8 [INFO] [stdout] | [INFO] [stdout] 31 | pub fn calculate_expectation_value (spin_chain_1: &[i8;CHAIN_SIZE], observable:&[[i8;CHAIN_SIZE];CHAIN_SIZE]) ->... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `matrix_mul_with_vector` is never used [INFO] [stdout] --> src/calculation_utils.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn matrix_mul_with_vector (spin_chain_1: &[i8;CHAIN_SIZE], observable:&[[i8;CHAIN_SIZE];CHAIN_SIZE]) -> [i8;... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Run` is never constructed [INFO] [stdout] --> src/file_utils.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Run { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ZData` is never constructed [INFO] [stdout] --> src/file_utils.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub struct ZData{ [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `load_data` is never used [INFO] [stdout] --> src/file_utils.rs:30:8 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn load_data(file_name: String) -> T { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/spin_chain.rs:443:26 [INFO] [stdout] | [INFO] [stdout] 443 | let numerator: f64 = ((height + 2) * (length - current_index - height)).try_into().expect("Could not turn u32 into f64 - numerator"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/spin_chain.rs:445:28 [INFO] [stdout] | [INFO] [stdout] 445 | let denominator: f64 = (2 * (height + 1) * (length - current_index)).try_into().expect("Could not turn u32 into f64 - denominator"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/calculation_utils.rs:9:18 [INFO] [stdout] | [INFO] [stdout] 9 | spin_1 = spin_chain_1[i].try_into().expect("could not convert i8 to i128 spin_1"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/calculation_utils.rs:10:18 [INFO] [stdout] | [INFO] [stdout] 10 | spin_2 = spin_chain_2[i].try_into().expect("could not convert i8 to i128 spin_2"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fredkin_chain` (bin "fredkin_chain" test) due to 4 previous errors; 11 warnings emitted [INFO] running `Command { std: "docker" "inspect" "5a904bd8fda3f7478fb3f39c5b35ed0890085dcbd5e9b4c72591ee0cf7d2983e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5a904bd8fda3f7478fb3f39c5b35ed0890085dcbd5e9b4c72591ee0cf7d2983e", kill_on_drop: false }` [INFO] [stdout] 5a904bd8fda3f7478fb3f39c5b35ed0890085dcbd5e9b4c72591ee0cf7d2983e