[INFO] cloning repository https://github.com/Rafferty97/traffic-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Rafferty97/traffic-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRafferty97%2Ftraffic-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRafferty97%2Ftraffic-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a513ebd3df0bc15e7557c1993c8c4ae7be1199d7
[INFO] checking Rafferty97/traffic-sim against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRafferty97%2Ftraffic-sim" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Rafferty97/traffic-sim on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Rafferty97/traffic-sim
[INFO] finished tweaking git repo https://github.com/Rafferty97/traffic-sim
[INFO] tweaked toml for git repo https://github.com/Rafferty97/traffic-sim written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Rafferty97/traffic-sim already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.18
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 857793e992efdb8d61b0c405e43dab1827cdedfa8729e9d4b83f3f1f4f4179a7
[INFO] running `Command { std: "docker" "start" "-a" "857793e992efdb8d61b0c405e43dab1827cdedfa8729e9d4b83f3f1f4f4179a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857793e992efdb8d61b0c405e43dab1827cdedfa8729e9d4b83f3f1f4f4179a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857793e992efdb8d61b0c405e43dab1827cdedfa8729e9d4b83f3f1f4f4179a7", kill_on_drop: false }`
[INFO] [stdout] 857793e992efdb8d61b0c405e43dab1827cdedfa8729e9d4b83f3f1f4f4179a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0d23c9a22e17ffe7ff11a36c90ac6d607c8aa75b45a3e75ff61d3dc38dba5f4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e0d23c9a22e17ffe7ff11a36c90ac6d607c8aa75b45a3e75ff61d3dc38dba5f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.68
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling wasm-bindgen v0.2.68
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.18
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking js-sys v0.3.45
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking traffic-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `vehicle_id`
[INFO] [stdout]   --> src/lib.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn do_lane_change(&mut self, vehicle_id: usize, dir: i8) {
[INFO] [stdout]    |                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vehicle_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/lib.rs:51:57
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn do_lane_change(&mut self, vehicle_id: usize, dir: i8) {
[INFO] [stdout]    |                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/longitudinal.rs:386:45
[INFO] [stdout]     |
[INFO] [stdout] 386 |                 PathState::Following { pos, vel } => {
[INFO] [stdout]     |                                             ^^^ help: try ignoring the field: `vel: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/longitudinal.rs:396:37
[INFO] [stdout]     |
[INFO] [stdout] 396 |                 PathState::OnPath { pos, vel } => {
[INFO] [stdout]     |                                     ^^^ help: try ignoring the field: `pos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/longitudinal.rs:396:42
[INFO] [stdout]     |
[INFO] [stdout] 396 |                 PathState::OnPath { pos, vel } => {
[INFO] [stdout]     |                                          ^^^ help: try ignoring the field: `vel: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/pool.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn len(&self) -> usize {
[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: `next_id`
[INFO] [stdout]   --> src/pool.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn next_id(&self) -> usize
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `retain`
[INFO] [stdout]   --> src/pool.rs:75:12
[INFO] [stdout]    |
[INFO] [stdout] 75 |     pub fn retain(&mut self, pred: impl Fn(&T) -> bool) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Placeholder`
[INFO] [stdout]   --> src/longitudinal.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     Placeholder,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_path`
[INFO] [stdout]    --> src/longitudinal.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn remove_path(&mut self, path_id: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_vehicle`
[INFO] [stdout]    --> src/longitudinal.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn remove_vehicle(&mut self, vehicle_id: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_vehicle_into_advanced_path`
[INFO] [stdout]    --> src/longitudinal.rs:301:8
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn insert_vehicle_into_advanced_path(vehicle_id: usize, path_id: usize, paths: &mut Pool<Path>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.18
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.18
[INFO] [stdout] warning: unused variable: `vehicle_id`
[INFO] [stdout]   --> src/lib.rs:51:38
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn do_lane_change(&mut self, vehicle_id: usize, dir: i8) {
[INFO] [stdout]    |                                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vehicle_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]   --> src/lib.rs:51:57
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn do_lane_change(&mut self, vehicle_id: usize, dir: i8) {
[INFO] [stdout]    |                                                         ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/longitudinal.rs:386:45
[INFO] [stdout]     |
[INFO] [stdout] 386 |                 PathState::Following { pos, vel } => {
[INFO] [stdout]     |                                             ^^^ help: try ignoring the field: `vel: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pos`
[INFO] [stdout]    --> src/longitudinal.rs:396:37
[INFO] [stdout]     |
[INFO] [stdout] 396 |                 PathState::OnPath { pos, vel } => {
[INFO] [stdout]     |                                     ^^^ help: try ignoring the field: `pos: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vel`
[INFO] [stdout]    --> src/longitudinal.rs:396:42
[INFO] [stdout]     |
[INFO] [stdout] 396 |                 PathState::OnPath { pos, vel } => {
[INFO] [stdout]     |                                          ^^^ help: try ignoring the field: `vel: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_id`
[INFO] [stdout]   --> src/pool.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn next_id(&self) -> usize
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Placeholder`
[INFO] [stdout]   --> src/longitudinal.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     Placeholder,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_path`
[INFO] [stdout]    --> src/longitudinal.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 148 |     pub fn remove_path(&mut self, path_id: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `remove_vehicle`
[INFO] [stdout]    --> src/longitudinal.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |     pub fn remove_vehicle(&mut self, vehicle_id: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `insert_vehicle_into_advanced_path`
[INFO] [stdout]    --> src/longitudinal.rs:301:8
[INFO] [stdout]     |
[INFO] [stdout] 301 |     fn insert_vehicle_into_advanced_path(vehicle_id: usize, path_id: usize, paths: &mut Pool<Path>) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "e0d23c9a22e17ffe7ff11a36c90ac6d607c8aa75b45a3e75ff61d3dc38dba5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0d23c9a22e17ffe7ff11a36c90ac6d607c8aa75b45a3e75ff61d3dc38dba5f4", kill_on_drop: false }`
[INFO] [stdout] e0d23c9a22e17ffe7ff11a36c90ac6d607c8aa75b45a3e75ff61d3dc38dba5f4