[INFO] updating cached repository https://github.com/juliendoutre/crowd
[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] fbd4153cdc80f42a65bac409053afec0dfb5d7f6
[INFO] checking juliendoutre/crowd against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjuliendoutre%2Fcrowd" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/juliendoutre/crowd on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/juliendoutre/crowd
[INFO] finished tweaking git repo https://github.com/juliendoutre/crowd
[INFO] tweaked toml for git repo https://github.com/juliendoutre/crowd written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/juliendoutre/crowd already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4c0b0737c117a57c12211302edec67bd61d23f2d207a8d6741fdfcb9bfcec68f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "4c0b0737c117a57c12211302edec67bd61d23f2d207a8d6741fdfcb9bfcec68f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking atom v0.3.5
[INFO] [stderr]     Checking mopa v0.2.2
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]     Checking shrev v1.1.1
[INFO] [stderr]     Checking tuple_utils v0.3.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tynm v0.1.4
[INFO] [stderr]    Compiling specs-derive v0.4.1
[INFO] [stderr]     Checking shred v0.10.2
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking specs v0.16.1
[INFO] [stderr]     Checking crowd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable `alpha` is assigned to, but never used
[INFO] [stderr]    --> src/physics.rs:268:21
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 let alpha: f32;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_alpha` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `alpha` is assigned to, but never used
[INFO] [stderr]    --> src/physics.rs:268:21
[INFO] [stderr]     |
[INFO] [stderr] 268 |                 let alpha: f32;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]     = note: consider using `_alpha` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alpha` is never read
[INFO] [stderr]    --> src/physics.rs:271:21
[INFO] [stderr]     |
[INFO] [stderr] 271 |                     alpha = (p.1 + beta * v.1 - a.1) / u.1;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alpha` is never read
[INFO] [stderr]    --> src/physics.rs:274:21
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     alpha = (p.0 + beta * v.0 - a.0) / u.0;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alpha` is never read
[INFO] [stderr]    --> src/physics.rs:271:21
[INFO] [stderr]     |
[INFO] [stderr] 271 |                     alpha = (p.1 + beta * v.1 - a.1) / u.1;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `alpha` is never read
[INFO] [stderr]    --> src/physics.rs:274:21
[INFO] [stderr]     |
[INFO] [stderr] 274 |                     alpha = (p.0 + beta * v.0 - a.0) / u.0;
[INFO] [stderr]     |                     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OccupiedByLessThan`
[INFO] [stderr]   --> src/physics.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     OccupiedByLessThan(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Optimized`
[INFO] [stderr]   --> src/physics.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Optimized,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `OccupiedByLessThan`
[INFO] [stderr]   --> src/physics.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     OccupiedByLessThan(usize),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Optimized`
[INFO] [stderr]   --> src/physics.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Optimized,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.97s
[INFO] running `"docker" "inspect" "4c0b0737c117a57c12211302edec67bd61d23f2d207a8d6741fdfcb9bfcec68f"`
[INFO] running `"docker" "rm" "-f" "4c0b0737c117a57c12211302edec67bd61d23f2d207a8d6741fdfcb9bfcec68f"`
[INFO] [stdout] 4c0b0737c117a57c12211302edec67bd61d23f2d207a8d6741fdfcb9bfcec68f