[INFO] cloning repository https://github.com/kidi/ray_tracer_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kidi/ray_tracer_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkidi%2Fray_tracer_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkidi%2Fray_tracer_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9d04d21b3a4928c8367c6694f6621ff59545737
[INFO] checking kidi/ray_tracer_rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkidi%2Fray_tracer_rust" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kidi/ray_tracer_rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kidi/ray_tracer_rust
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/kidi/ray_tracer_rust
[INFO] tweaked toml for git repo https://github.com/kidi/ray_tracer_rust written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/kidi/ray_tracer_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 462c12be1a9bbe72d63151e2c3a750859c78b6d774116ea22769cfacfa15eb13
[INFO] running `Command { std: "docker" "start" "-a" "462c12be1a9bbe72d63151e2c3a750859c78b6d774116ea22769cfacfa15eb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "462c12be1a9bbe72d63151e2c3a750859c78b6d774116ea22769cfacfa15eb13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462c12be1a9bbe72d63151e2c3a750859c78b6d774116ea22769cfacfa15eb13", kill_on_drop: false }`
[INFO] [stdout] 462c12be1a9bbe72d63151e2c3a750859c78b6d774116ea22769cfacfa15eb13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254a6c5a82729d83a0addb182e58b96a793a4c875232e53b012cec96534aa1c5
[INFO] running `Command { std: "docker" "start" "-a" "254a6c5a82729d83a0addb182e58b96a793a4c875232e53b012cec96534aa1c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking pathdiff v0.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking ray_tracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking shh v1.0.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stdout] warning: struct is never constructed: `ArrayVect`
[INFO] [stdout]  --> src/./ray.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct ArrayVect {
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `array3`
[INFO] [stdout]  --> src/./ray.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 |     pub fn array3(_x: i32, _y: i32, _z: i32) -> ArrayVect {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `array6`
[INFO] [stdout]   --> src/./ray.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn array6(_x1: i32, _y1: i32, _z1: i32, _x2: i32, _y2: i32, _z2: i32) -> ArrayVect {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `concat`
[INFO] [stdout]   --> src/./ray.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn concat(&self, other: ArrayVect) -> ArrayVect {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `concat_ref`
[INFO] [stdout]   --> src/./ray.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn concat_ref(&self, other: &ArrayVect) -> ArrayVect {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_point`
[INFO] [stdout]   --> src/./ray.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn is_point(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vector`
[INFO] [stdout]   --> src/./ray.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn is_vector(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub`
[INFO] [stdout]   --> src/./ray.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn sub(&self, other: &Tuple) -> Tuple {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `neg`
[INFO] [stdout]   --> src/./ray.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn neg(&self) -> Tuple {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `approximately`
[INFO] [stdout]    --> src/./ray.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn approximately(&self, other: Tuple) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]    --> src/./ray.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn dot(&self, other: &Tuple) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross`
[INFO] [stdout]    --> src/./ray.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn cross(&self, other: &Tuple) -> Tuple {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eqv_float`
[INFO] [stdout]    --> src/./ray.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn eqv_float(x: f32, y: f32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking ignore v0.4.16
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking globwalk v0.7.3
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]     Checking gherkin_rust v0.6.0
[INFO] [stderr]     Checking cucumber_rust v0.6.8
[INFO] [stdout] warning: associated function is never used: `array6`
[INFO] [stdout]   --> src/./ray.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn array6(_x1: i32, _y1: i32, _z1: i32, _x2: i32, _y2: i32, _z2: i32) -> ArrayVect {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `concat_ref`
[INFO] [stdout]   --> src/./ray.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn concat_ref(&self, other: &ArrayVect) -> ArrayVect {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_point`
[INFO] [stdout]   --> src/./ray.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub fn is_point(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_vector`
[INFO] [stdout]   --> src/./ray.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn is_vector(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub`
[INFO] [stdout]   --> src/./ray.rs:66:12
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn sub(&self, other: &Tuple) -> Tuple {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `neg`
[INFO] [stdout]   --> src/./ray.rs:73:12
[INFO] [stdout]    |
[INFO] [stdout] 73 |     pub fn neg(&self) -> Tuple {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `approximately`
[INFO] [stdout]    --> src/./ray.rs:101:12
[INFO] [stdout]     |
[INFO] [stdout] 101 |     pub fn approximately(&self, other: Tuple) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `dot`
[INFO] [stdout]    --> src/./ray.rs:104:12
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn dot(&self, other: &Tuple) -> f32 {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cross`
[INFO] [stdout]    --> src/./ray.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub fn cross(&self, other: &Tuple) -> Tuple {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `eqv_float`
[INFO] [stdout]    --> src/./ray.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn eqv_float(x: f32, y: f32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `steps`
[INFO] [stdout]  --> tests/cucumber.rs:1:41
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cucumber::{after, before, cucumber, steps};
[INFO] [stdout]   |                                         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> tests/../src/ray.rs:122:9
[INFO] [stdout]     |
[INFO] [stdout] 122 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> tests/cucumber.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `concat`
[INFO] [stdout]   --> tests/../src/ray.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn concat(&self, other: ArrayVect) -> ArrayVect {
[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 [unoptimized + debuginfo] target(s) in 25.15s
[INFO] running `Command { std: "docker" "inspect" "254a6c5a82729d83a0addb182e58b96a793a4c875232e53b012cec96534aa1c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254a6c5a82729d83a0addb182e58b96a793a4c875232e53b012cec96534aa1c5", kill_on_drop: false }`
[INFO] [stdout] 254a6c5a82729d83a0addb182e58b96a793a4c875232e53b012cec96534aa1c5