[INFO] cloning repository https://github.com/ramenspazz/Ising_model_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ramenspazz/Ising_model_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framenspazz%2FIsing_model_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framenspazz%2FIsing_model_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1970b49dbadde5510b020ef27c5ecec674be19db [INFO] checking ramenspazz/Ising_model_rust/1970b49dbadde5510b020ef27c5ecec674be19db against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Framenspazz%2FIsing_model_rust" "/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/ramenspazz/Ising_model_rust on toolchain 7bdae134cba57426d3c56b5de737a351762445e1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ramenspazz/Ising_model_rust [INFO] finished tweaking git repo https://github.com/ramenspazz/Ising_model_rust [INFO] tweaked toml for git repo https://github.com/ramenspazz/Ising_model_rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ramenspazz/Ising_model_rust 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded arr_macro v0.1.3 [INFO] [stderr] Downloaded arr_macro_impl v0.1.3 [INFO] [stderr] Downloaded synchronoise v1.0.0 [INFO] [stderr] Downloaded executors v0.9.0 [INFO] [stderr] Downloaded ndarray v0.15.4 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] caa8afaf3eecc01ff04502b3bdf4a8a730b9e95480b4d20f856754b3576e2be5 [INFO] running `Command { std: "docker" "start" "-a" "caa8afaf3eecc01ff04502b3bdf4a8a730b9e95480b4d20f856754b3576e2be5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "caa8afaf3eecc01ff04502b3bdf4a8a730b9e95480b4d20f856754b3576e2be5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "caa8afaf3eecc01ff04502b3bdf4a8a730b9e95480b4d20f856754b3576e2be5", kill_on_drop: false }` [INFO] [stdout] caa8afaf3eecc01ff04502b3bdf4a8a730b9e95480b4d20f856754b3576e2be5 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bbf38e34e21ef091b1333785f02fe04d052028da9cebfd34f0eac5cf2f9eb86c [INFO] running `Command { std: "docker" "start" "-a" "bbf38e34e21ef091b1333785f02fe04d052028da9cebfd34f0eac5cf2f9eb86c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.125 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling syn v1.0.92 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Checking once_cell v1.10.0 [INFO] [stderr] Compiling rayon v1.5.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.8 [INFO] [stderr] Checking crossbeam-channel v0.5.4 [INFO] [stderr] Checking number_prefix v0.4.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking synchronoise v1.0.0 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking terminal_size v0.1.17 [INFO] [stderr] Checking num_cpus v0.2.13 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking console v0.15.0 [INFO] [stderr] Checking rayon-core v1.9.3 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking num-complex v0.4.1 [INFO] [stderr] Checking ordered-float v2.10.0 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking indicatif v0.16.2 [INFO] [stderr] Checking ndarray v0.15.4 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Checking arr_macro v0.1.3 [INFO] [stderr] Checking executors v0.9.0 [INFO] [stderr] Checking ising_model v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/atomistic_simulation.rs:419:17 [INFO] [stdout] | [INFO] [stdout] 419 | for i in 0..n_jobs { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `deltas` is never read [INFO] [stdout] --> src/atomistic_simulation.rs:672:21 [INFO] [stdout] | [INFO] [stdout] 672 | let mut deltas: ArrayBase, Dim<[usize; 1]>> = array![0., 0.]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/atomistic_simulation.rs:817:13 [INFO] [stdout] | [INFO] [stdout] 817 | let mut delta_energy: f64 = self.calculate_energy_change_of_suggested_flip(target_index); [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: `i` [INFO] [stdout] --> src/atomistic_simulation.rs:419:17 [INFO] [stdout] | [INFO] [stdout] 419 | for i in 0..n_jobs { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `coords` is never read [INFO] [stdout] --> src/lat_node.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct SpinNode { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | coords: Array1, // included for plotting purposes [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `deltas` is never read [INFO] [stdout] --> src/atomistic_simulation.rs:672:21 [INFO] [stdout] | [INFO] [stdout] 672 | let mut deltas: ArrayBase, Dim<[usize; 1]>> = array![0., 0.]; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/atomistic_simulation.rs:817:13 [INFO] [stdout] | [INFO] [stdout] 817 | let mut delta_energy: f64 = self.calculate_energy_change_of_suggested_flip(target_index); [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: field `coords` is never read [INFO] [stdout] --> src/lat_node.rs:52:5 [INFO] [stdout] | [INFO] [stdout] 49 | pub struct SpinNode { [INFO] [stdout] | -------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 52 | coords: Array1, // included for plotting purposes [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `Command { std: "docker" "inspect" "bbf38e34e21ef091b1333785f02fe04d052028da9cebfd34f0eac5cf2f9eb86c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbf38e34e21ef091b1333785f02fe04d052028da9cebfd34f0eac5cf2f9eb86c", kill_on_drop: false }` [INFO] [stdout] bbf38e34e21ef091b1333785f02fe04d052028da9cebfd34f0eac5cf2f9eb86c