[INFO] updating cached repository https://github.com/inv2004/rust_vectors
[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] c062cbb90d6f18702e3a8caac05e5afb30d106df
[INFO] checking inv2004/rust_vectors against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finv2004%2Frust_vectors" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/inv2004/rust_vectors on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/inv2004/rust_vectors
[INFO] finished tweaking git repo https://github.com/inv2004/rust_vectors
[INFO] tweaked toml for git repo https://github.com/inv2004/rust_vectors written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/inv2004/rust_vectors already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: unused manifest key: build
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] bc0af3da4b8d8350fc08f8c6fa4de413e0b33a82f3c7308203eec4f3acda99df
[INFO] running `"docker" "start" "-a" "bc0af3da4b8d8350fc08f8c6fa4de413e0b33a82f3c7308203eec4f3acda99df"`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.5
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking rust_vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/mavg.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/mavg.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 |     static ref WIN_SIZE: usize = { 1000 };
[INFO] [stderr]   |                                  ^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/mavg.rs:7:33
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/deltas.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/deltas.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/find_amend.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/find_amend.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/max.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/max.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/dev.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/dev.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/wavg.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/wavg.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/wavg.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 |     static ref VEC2: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `test::Bencher`
[INFO] [stderr]  --> src/med.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use test::Bencher;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/med.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] error[E0601]: `main` function not found in crate `rust_vectors`
[INFO] [stderr]   --> src/main.rs:1:1
[INFO] [stderr]    |
[INFO] [stderr] 1  | / #![feature(test)]
[INFO] [stderr] 2  | | #![feature(type_ascription)]
[INFO] [stderr] 3  | | #![feature(iterator_for_each)]
[INFO] [stderr] 4  | | #[macro_use]
[INFO] [stderr] ...  |
[INFO] [stderr] 15 | | mod wavg;
[INFO] [stderr] 16 | | mod med;
[INFO] [stderr]    | |________^ consider adding a `main` function to `src/main.rs`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/mavg.rs:6:34
[INFO] [stderr]   |
[INFO] [stderr] 6 |     static ref WIN_SIZE: usize = { 1000 };
[INFO] [stderr]   |                                  ^^^^^^^^ help: remove these braces
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/mavg.rs:7:33
[INFO] [stderr]   |
[INFO] [stderr] 7 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/deltas.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/find_amend.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/max.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/dev.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/wavg.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/wavg.rs:6:33
[INFO] [stderr]   |
[INFO] [stderr] 6 |     static ref VEC2: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]  --> src/med.rs:5:33
[INFO] [stderr]   |
[INFO] [stderr] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0601`.
[INFO] [stderr] error: could not compile `rust_vectors`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:3:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | #![feature(iterator_for_each)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bc0af3da4b8d8350fc08f8c6fa4de413e0b33a82f3c7308203eec4f3acda99df"`
[INFO] running `"docker" "rm" "-f" "bc0af3da4b8d8350fc08f8c6fa4de413e0b33a82f3c7308203eec4f3acda99df"`
[INFO] [stdout] bc0af3da4b8d8350fc08f8c6fa4de413e0b33a82f3c7308203eec4f3acda99df