[INFO] updating cached repository haskelladdict/scarab
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/haskelladdict/scarab
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/haskelladdict/scarab" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/haskelladdict/scarab"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/haskelladdict/scarab'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/haskelladdict/scarab" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/haskelladdict/scarab"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/haskelladdict/scarab'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1ca5dd304d5eb79f61677d42b5f5933f4f8c9fc1
[INFO] sha for GitHub repo haskelladdict/scarab: 1ca5dd304d5eb79f61677d42b5f5933f4f8c9fc1
[INFO] validating manifest of haskelladdict/scarab on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of haskelladdict/scarab on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing haskelladdict/scarab
[INFO] finished frobbing haskelladdict/scarab
[INFO] frobbed toml for haskelladdict/scarab written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/haskelladdict/scarab/Cargo.toml
[INFO] started frobbing haskelladdict/scarab
[INFO] finished frobbing haskelladdict/scarab
[INFO] frobbed toml for haskelladdict/scarab written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/haskelladdict/scarab/Cargo.toml
[INFO] crate haskelladdict/scarab already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/haskelladdict/scarab/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking haskelladdict/scarab against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/haskelladdict/scarab:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6d1900f2fd6c4784b414671dd66615d7a833345057080e525d1e3fbddde128e7
[INFO] running `"docker" "start" "-a" "6d1900f2fd6c4784b414671dd66615d7a833345057080e525d1e3fbddde128e7"`
[INFO] [stderr]     Checking scarab v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/diffuse.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     if (status != 0) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Isaac64Rng`
[INFO] [stderr]  --> src/random.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::Isaac64Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `rng` should have an upper camel case name
[INFO] [stderr]    --> src/random.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub struct rng {
[INFO] [stderr]     |            ^^^ help: convert the identifier to upper camel case: `Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/diffuse.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 |     if (status != 0) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rand::Isaac64Rng`
[INFO] [stderr]  --> src/random.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use rand::Isaac64Rng;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `rng` should have an upper camel case name
[INFO] [stderr]    --> src/random.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub struct rng {
[INFO] [stderr]     |            ^^^ help: convert the identifier to upper camel case: `Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `disp`
[INFO] [stderr]   --> src/diffuse.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (done, disp) = collide(mol, meshes, disp);
[INFO] [stderr]    |                ^^^^ help: consider prefixing with an underscore: `_disp`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `disp`
[INFO] [stderr]   --> src/diffuse.rs:20:16
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let (done, disp) = collide(mol, meshes, disp);
[INFO] [stderr]    |                ^^^^ help: consider prefixing with an underscore: `_disp`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/diffuse.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut disp = vector::Vec3{x: scale * rng.norm(), y: scale * rng.norm(), z: scale * rng.norm() };
[INFO] [stderr]    |       ----^^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/diffuse.rs:16:7
[INFO] [stderr]    |
[INFO] [stderr] 16 |   let mut disp = vector::Vec3{x: scale * rng.norm(), y: scale * rng.norm(), z: scale * rng.norm() };
[INFO] [stderr]    |       ----^^^^
[INFO] [stderr]    |       |
[INFO] [stderr]    |       help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/random.rs:183:11
[INFO] [stderr]     |
[INFO] [stderr] 183 |       let mut y;
[INFO] [stderr]     |           ----^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dbl`
[INFO] [stderr]    --> src/random.rs:141:3
[INFO] [stderr]     |
[INFO] [stderr] 141 |   pub fn dbl(&mut self) -> f64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `uint`
[INFO] [stderr]    --> src/random.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |   pub fn uint(&mut self) -> u64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `int`
[INFO] [stderr]    --> src/random.rs:149:3
[INFO] [stderr]     |
[INFO] [stderr] 149 |   pub fn int(&mut self) -> i64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `geom_epsilon` should have an upper case name
[INFO] [stderr]  --> src/geometry.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const geom_epsilon : f64 = 1e-12;
[INFO] [stderr]   |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `GEOM_EPSILON`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `geom_epsilon_2` should have an upper case name
[INFO] [stderr]  --> src/geometry.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const geom_epsilon_2 : f64 = 1e-24;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `GEOM_EPSILON_2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `D` should have a snake case name
[INFO] [stderr]   --> src/geometry.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |   let D = uv * uv - uu * vv;
[INFO] [stderr]    |       ^ help: convert the identifier to snake case: `d`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `D` should have a snake case name
[INFO] [stderr]  --> src/molecule.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 |   pub D   : f64,     // diffusion coefficient
[INFO] [stderr]   |       ^ help: convert the identifier to snake case: `d`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ID` should have a snake case name
[INFO] [stderr]   --> src/molecule.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 |   pub ID  : usize,   // species ID
[INFO] [stderr]    |       ^^ help: convert the identifier to snake case: `id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ID` should have a snake case name
[INFO] [stderr]   --> src/molecule.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |   pub ID : usize,        // what species are we
[INFO] [stderr]    |       ^^ help: convert the identifier to snake case: `id`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/random.rs:183:11
[INFO] [stderr]     |
[INFO] [stderr] 183 |       let mut y;
[INFO] [stderr]     |           ----^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dbl`
[INFO] [stderr]    --> src/random.rs:141:3
[INFO] [stderr]     |
[INFO] [stderr] 141 |   pub fn dbl(&mut self) -> f64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `uint`
[INFO] [stderr]    --> src/random.rs:145:3
[INFO] [stderr]     |
[INFO] [stderr] 145 |   pub fn uint(&mut self) -> u64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `int`
[INFO] [stderr]    --> src/random.rs:149:3
[INFO] [stderr]     |
[INFO] [stderr] 149 |   pub fn int(&mut self) -> i64 {
[INFO] [stderr]     |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `geom_epsilon` should have an upper case name
[INFO] [stderr]  --> src/geometry.rs:8:11
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub const geom_epsilon : f64 = 1e-12;
[INFO] [stderr]   |           ^^^^^^^^^^^^ help: convert the identifier to upper case: `GEOM_EPSILON`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `geom_epsilon_2` should have an upper case name
[INFO] [stderr]  --> src/geometry.rs:9:11
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub const geom_epsilon_2 : f64 = 1e-24;
[INFO] [stderr]   |           ^^^^^^^^^^^^^^ help: convert the identifier to upper case: `GEOM_EPSILON_2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `D` should have a snake case name
[INFO] [stderr]   --> src/geometry.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |   let D = uv * uv - uu * vv;
[INFO] [stderr]    |       ^ help: convert the identifier to snake case: `d`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `D` should have a snake case name
[INFO] [stderr]  --> src/molecule.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 |   pub D   : f64,     // diffusion coefficient
[INFO] [stderr]   |       ^ help: convert the identifier to snake case: `d`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ID` should have a snake case name
[INFO] [stderr]   --> src/molecule.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 |   pub ID  : usize,   // species ID
[INFO] [stderr]    |       ^^ help: convert the identifier to snake case: `id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ID` should have a snake case name
[INFO] [stderr]   --> src/molecule.rs:17:7
[INFO] [stderr]    |
[INFO] [stderr] 17 |   pub ID : usize,        // what species are we
[INFO] [stderr]    |       ^^ help: convert the identifier to snake case: `id`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "6d1900f2fd6c4784b414671dd66615d7a833345057080e525d1e3fbddde128e7"`
[INFO] running `"docker" "rm" "-f" "6d1900f2fd6c4784b414671dd66615d7a833345057080e525d1e3fbddde128e7"`
[INFO] [stdout] 6d1900f2fd6c4784b414671dd66615d7a833345057080e525d1e3fbddde128e7