[INFO] cloning repository https://github.com/tignear/s2 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tignear/s2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftignear%2Fs2", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftignear%2Fs2'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7e4eff6a76aa615494e3b407c9c015dcfb7c11e3 [INFO] checking tignear/s2 against try#af54b6062f33b99e418444700f3a823ef0214052 for pr-138952 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftignear%2Fs2" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tignear/s2 on toolchain af54b6062f33b99e418444700f3a823ef0214052 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tignear/s2 [INFO] finished tweaking git repo https://github.com/tignear/s2 [INFO] tweaked toml for git repo https://github.com/tignear/s2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tignear/s2 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" "+af54b6062f33b99e418444700f3a823ef0214052" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5d59fd186e475db79fdea591d2066d4a18f670a798e5bb5ac801f7082e15893 [INFO] running `Command { std: "docker" "start" "-a" "f5d59fd186e475db79fdea591d2066d4a18f670a798e5bb5ac801f7082e15893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5d59fd186e475db79fdea591d2066d4a18f670a798e5bb5ac801f7082e15893", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5d59fd186e475db79fdea591d2066d4a18f670a798e5bb5ac801f7082e15893", kill_on_drop: false }` [INFO] [stdout] f5d59fd186e475db79fdea591d2066d4a18f670a798e5bb5ac801f7082e15893 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+af54b6062f33b99e418444700f3a823ef0214052" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f6e90e64c054327b478500811b6b386d817f8b02f2e4964568b43bd0892788c [INFO] running `Command { std: "docker" "start" "-a" "7f6e90e64c054327b478500811b6b386d817f8b02f2e4964568b43bd0892788c", kill_on_drop: false }` [INFO] [stderr] Checking s2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `dxdt` [INFO] [stdout] --> src/der.rs:15:34 [INFO] [stdout] | [INFO] [stdout] 15 | fn f1(&self, t: f64, x: f64, dxdt: f64) -> f64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dxdt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cnt` [INFO] [stdout] --> src/der.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cnt = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cnt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/der.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cnt = 0; [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: `d` [INFO] [stdout] --> src/main.rs:108:18 [INFO] [stdout] | [INFO] [stdout] 108 | let (F0, d) = compute_f0(omega, n); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `dxdt` [INFO] [stdout] --> src/der.rs:15:34 [INFO] [stdout] | [INFO] [stdout] 15 | fn f1(&self, t: f64, x: f64, dxdt: f64) -> f64 { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_dxdt` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cnt` [INFO] [stdout] --> src/der.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cnt = 0; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cnt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | F0: f64, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0_min` should have a snake case name [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut F0_min = 0.0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `f0_min` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0_max` should have a snake case name [INFO] [stdout] --> src/main.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut F0_max = 100000.0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `f0_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut F0 = 0.0; [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `target_step` should have an upper case name [INFO] [stdout] --> src/main.rs:74:11 [INFO] [stdout] | [INFO] [stdout] 74 | const target_step: i32 = 130000; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `TARGET_STEP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:108:14 [INFO] [stdout] | [INFO] [stdout] 108 | let (F0, d) = compute_f0(omega, n); [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `dt` should have an upper case name [INFO] [stdout] --> src/consts.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const dt: f64 = 0.0000001; [INFO] [stdout] | ^^ help: convert the identifier to upper case: `DT` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_d` should have an upper case name [INFO] [stdout] --> src/consts.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub const d_d: f64 = 0.15; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_D` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/der.rs:41:9 [INFO] [stdout] | [INFO] [stdout] 41 | let mut cnt = 0; [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: constant `m` should have an upper case name [INFO] [stdout] --> src/consts.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | pub const m: f64 = 6.0; [INFO] [stdout] | ^ help: convert the identifier to upper case: `M` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `h_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub const h_b: f64 = 0.05; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `H_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub const l_a: f64 = 0.6; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `L_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | pub const l_b: f64 = 0.93; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `L_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_B` should have an upper case name [INFO] [stdout] --> src/consts.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | pub const d_B: f64 = 0.5; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l` should have an upper case name [INFO] [stdout] --> src/consts.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub const l: f64 = d_B / 2.0 + (l_a + l_b) - 0.05; [INFO] [stdout] | ^ help: convert the identifier to upper case: `L` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | pub const d_a: f64 = 0.1; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `M_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | pub const M_a: f64 = 4.0; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `M_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `I_Ga` should have an upper case name [INFO] [stdout] --> src/consts.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | pub const I_Ga: f64 = (d_a * d_a / 16.0 + l_a * l_a / 12.0) * M_a; [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `I_GA` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `M_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | pub const M_b: f64 = 1.0; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `M_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `I_Gb` should have an upper case name [INFO] [stdout] --> src/consts.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | pub const I_Gb: f64 = 1.0 / 12.0 * M_b * (h_b * h_b + l_b * l_b); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `I_GB` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `F0` should have a snake case name [INFO] [stdout] --> src/der.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | F0: f64, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/der.rs:36:49 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn solve_rk4(tx: f64, n: i32, phi_n_n: f64, F0: f64) -> () { [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `d` [INFO] [stdout] --> src/main.rs:108:18 [INFO] [stdout] | [INFO] [stdout] 108 | let (F0, d) = compute_f0(omega, n); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_d` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | F0: f64, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0_min` should have a snake case name [INFO] [stdout] --> src/main.rs:70:13 [INFO] [stdout] | [INFO] [stdout] 70 | let mut F0_min = 0.0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `f0_min` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0_max` should have a snake case name [INFO] [stdout] --> src/main.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | let mut F0_max = 100000.0; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `f0_max` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut F0 = 0.0; [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `target_step` should have an upper case name [INFO] [stdout] --> src/main.rs:74:11 [INFO] [stdout] | [INFO] [stdout] 74 | const target_step: i32 = 130000; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper case: `TARGET_STEP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/main.rs:108:14 [INFO] [stdout] | [INFO] [stdout] 108 | let (F0, d) = compute_f0(omega, n); [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `dt` should have an upper case name [INFO] [stdout] --> src/consts.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | pub const dt: f64 = 0.0000001; [INFO] [stdout] | ^^ help: convert the identifier to upper case: `DT` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_d` should have an upper case name [INFO] [stdout] --> src/consts.rs:5:11 [INFO] [stdout] | [INFO] [stdout] 5 | pub const d_d: f64 = 0.15; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_D` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `m` should have an upper case name [INFO] [stdout] --> src/consts.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | pub const m: f64 = 6.0; [INFO] [stdout] | ^ help: convert the identifier to upper case: `M` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `h_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | pub const h_b: f64 = 0.05; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `H_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:9:11 [INFO] [stdout] | [INFO] [stdout] 9 | pub const l_a: f64 = 0.6; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `L_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:10:11 [INFO] [stdout] | [INFO] [stdout] 10 | pub const l_b: f64 = 0.93; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `L_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_B` should have an upper case name [INFO] [stdout] --> src/consts.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | pub const d_B: f64 = 0.5; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `l` should have an upper case name [INFO] [stdout] --> src/consts.rs:12:11 [INFO] [stdout] | [INFO] [stdout] 12 | pub const l: f64 = d_B / 2.0 + (l_a + l_b) - 0.05; [INFO] [stdout] | ^ help: convert the identifier to upper case: `L` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `d_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 14 | pub const d_a: f64 = 0.1; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `D_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `M_a` should have an upper case name [INFO] [stdout] --> src/consts.rs:15:11 [INFO] [stdout] | [INFO] [stdout] 15 | pub const M_a: f64 = 4.0; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `M_A` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `I_Ga` should have an upper case name [INFO] [stdout] --> src/consts.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | pub const I_Ga: f64 = (d_a * d_a / 16.0 + l_a * l_a / 12.0) * M_a; [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `I_GA` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `M_b` should have an upper case name [INFO] [stdout] --> src/consts.rs:18:11 [INFO] [stdout] | [INFO] [stdout] 18 | pub const M_b: f64 = 1.0; [INFO] [stdout] | ^^^ help: convert the identifier to upper case: `M_B` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `I_Gb` should have an upper case name [INFO] [stdout] --> src/consts.rs:19:11 [INFO] [stdout] | [INFO] [stdout] 19 | pub const I_Gb: f64 = 1.0 / 12.0 * M_b * (h_b * h_b + l_b * l_b); [INFO] [stdout] | ^^^^ help: convert the identifier to upper case: `I_GB` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `F0` should have a snake case name [INFO] [stdout] --> src/der.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | F0: f64, [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `F0` should have a snake case name [INFO] [stdout] --> src/der.rs:36:49 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn solve_rk4(tx: f64, n: i32, phi_n_n: f64, F0: f64) -> () { [INFO] [stdout] | ^^ help: convert the identifier to snake case (notice the capitalization): `f0` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s [INFO] running `Command { std: "docker" "inspect" "7f6e90e64c054327b478500811b6b386d817f8b02f2e4964568b43bd0892788c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f6e90e64c054327b478500811b6b386d817f8b02f2e4964568b43bd0892788c", kill_on_drop: false }` [INFO] [stdout] 7f6e90e64c054327b478500811b6b386d817f8b02f2e4964568b43bd0892788c