[INFO] cloning repository https://github.com/inv2004/rust_vectors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/inv2004/rust_vectors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finv2004%2Frust_vectors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finv2004%2Frust_vectors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da1f7161c656107a07d37818d69b2d823e3fcbe8
[INFO] testing inv2004/rust_vectors against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finv2004%2Frust_vectors" "/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/inv2004/rust_vectors on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-7/source/Cargo.toml
[INFO] crate git repo https://github.com/inv2004/rust_vectors already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bdf1c1b39d52413a24b0605494ab3eb64c9b3332d73f53a66027a4c1c5272e0
[INFO] running `Command { std: "docker" "start" "-a" "1bdf1c1b39d52413a24b0605494ab3eb64c9b3332d73f53a66027a4c1c5272e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bdf1c1b39d52413a24b0605494ab3eb64c9b3332d73f53a66027a4c1c5272e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bdf1c1b39d52413a24b0605494ab3eb64c9b3332d73f53a66027a4c1c5272e0", kill_on_drop: false }`
[INFO] [stdout] 1bdf1c1b39d52413a24b0605494ab3eb64c9b3332d73f53a66027a4c1c5272e0
[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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2183951114feba812706205ec0b56c0d202185b9cea919b95df3b48bc64db359
[INFO] running `Command { std: "docker" "start" "-a" "2183951114feba812706205ec0b56c0d202185b9cea919b95df3b48bc64db359", kill_on_drop: false }`
[INFO] [stderr] warning: `panic` setting is ignored for `bench` profile
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.5
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rust_vectors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(type_ascription)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(iterator_for_each)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/mavg.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/mavg.rs:6:34
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static ref WIN_SIZE: usize = { 1000 };
[INFO] [stdout]   |                                  ^^^^^^^^ help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/mavg.rs:7:33
[INFO] [stdout]   |
[INFO] [stdout] 7 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/deltas.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/deltas.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/find_amend.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/find_amend.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/max.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/max.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/dev.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/dev.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/wavg.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/wavg.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/wavg.rs:6:33
[INFO] [stdout]   |
[INFO] [stdout] 6 |     static ref VEC2: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `test::Bencher`
[INFO] [stdout]  --> src/med.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use test::Bencher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]  --> src/med.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 |     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_vectors`
[INFO] [stdout]   --> src/main.rs:1:1
[INFO] [stdout]    |
[INFO] [stdout] 1  | / #![feature(test)]
[INFO] [stdout] 2  | | #![feature(type_ascription)]
[INFO] [stdout] 3  | | #![feature(iterator_for_each)]
[INFO] [stdout] 4  | | #[macro_use]
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | mod wavg;
[INFO] [stdout] 16 | | mod med;
[INFO] [stdout]    | |________^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_vectors` due to 5 previous errors; 16 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "2183951114feba812706205ec0b56c0d202185b9cea919b95df3b48bc64db359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2183951114feba812706205ec0b56c0d202185b9cea919b95df3b48bc64db359", kill_on_drop: false }`
[INFO] [stdout] 2183951114feba812706205ec0b56c0d202185b9cea919b95df3b48bc64db359
