[INFO] updating cached repository https://github.com/david0u0/adams-leaf
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0c1f6fa043420482d67981e30c1d60d11089ecc0
[INFO] checking david0u0/adams-leaf against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavid0u0%2Fadams-leaf" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/david0u0/adams-leaf on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/david0u0/adams-leaf
[INFO] finished tweaking git repo https://github.com/david0u0/adams-leaf
[INFO] tweaked toml for git repo https://github.com/david0u0/adams-leaf written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/david0u0/adams-leaf already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eca3603adeb7f853b1c5df0bd0b3d04b668cf0fb6b3d0f687571affafb1ac3c9
[INFO] running `"docker" "start" "-a" "eca3603adeb7f853b1c5df0bd0b3d04b668cf0fb6b3d0f687571affafb1ac3c9"`
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]     Checking serde v1.0.92
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking adams_leaf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/routing_algos/time_and_tide/time_estimate.rs:84:20
[INFO] [stderr]    |
[INFO] [stderr] 84 |             rem -= (gce_ptr_next.0 as i32 - (gce_ptr.0 + gce_ptr.1) as i32);
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/routing_algos/time_and_tide/time_estimate.rs:84:20
[INFO] [stderr]    |
[INFO] [stderr] 84 |             rem -= (gce_ptr_next.0 as i32 - (gce_ptr.0 + gce_ptr.1) as i32);
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]   --> src/routing_algos/shortest_path.rs:67:29
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/routing_algos/shortest_path.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn get_route(&self, id: usize) -> &Vec<usize> {
[INFO] [stderr]    |                         ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]    --> src/routing_algos/routing_optimism.rs:253:29
[INFO] [stderr]     |
[INFO] [stderr] 253 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]     |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]   --> src/routing_algos/adams_ant/mod.rs:78:29
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_state`
[INFO] [stderr]   --> src/routing_algos/adams_ant/aco_routing.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let new_state = unsafe {
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_new_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         g.add_edge((n1, n2), bandwidth);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]   --> src/routing_algos/shortest_path.rs:67:29
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]   --> src/routing_algos/shortest_path.rs:73:25
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn get_route(&self, id: usize) -> &Vec<usize> {
[INFO] [stderr]    |                         ^^ help: consider prefixing with an underscore: `_id`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]    --> src/routing_algos/routing_optimism.rs:253:29
[INFO] [stderr]     |
[INFO] [stderr] 253 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]     |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flows`
[INFO] [stderr]   --> src/routing_algos/adams_ant/mod.rs:78:29
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn del_flows(&mut self, flows: Vec<Flow>) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_flows`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_state`
[INFO] [stderr]   --> src/routing_algos/adams_ant/aco_routing.rs:32:9
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let new_state = unsafe {
[INFO] [stderr]    |         ^^^^^^^^^ help: consider prefixing with an underscore: `_new_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/lib.rs:61:9
[INFO] [stderr]    |
[INFO] [stderr] 61 |         g.add_edge((n1, n2), bandwidth);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.61s
[INFO] running `"docker" "inspect" "eca3603adeb7f853b1c5df0bd0b3d04b668cf0fb6b3d0f687571affafb1ac3c9"`
[INFO] running `"docker" "rm" "-f" "eca3603adeb7f853b1c5df0bd0b3d04b668cf0fb6b3d0f687571affafb1ac3c9"`
[INFO] [stdout] eca3603adeb7f853b1c5df0bd0b3d04b668cf0fb6b3d0f687571affafb1ac3c9