[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-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finv2004%2Frust_vectors" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/inv2004/rust_vectors on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-11/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-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 270f4191df0ac5403f0038847e1fac044eb4998571765f561a8ba4b02d7ef37e
[INFO] running `Command { std: "docker" "start" "-a" "270f4191df0ac5403f0038847e1fac044eb4998571765f561a8ba4b02d7ef37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270f4191df0ac5403f0038847e1fac044eb4998571765f561a8ba4b02d7ef37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270f4191df0ac5403f0038847e1fac044eb4998571765f561a8ba4b02d7ef37e", kill_on_drop: false }`
[INFO] [stdout] 270f4191df0ac5403f0038847e1fac044eb4998571765f561a8ba4b02d7ef37e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", 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] 0c838318596e7e091fb3ccd56c2be181d19d28d78864989384c172b0e061d00d
[INFO] running `Command { std: "docker" "start" "-a" "0c838318596e7e091fb3ccd56c2be181d19d28d78864989384c172b0e061d00d", 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 getrandom v0.1.5
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[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]   |                                  ^^    ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 6 -     static ref WIN_SIZE: usize = { 1000 };
[INFO] [stdout] 6 +     static ref WIN_SIZE: usize = 1000;
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 7 -     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 7 +     static ref VEC1: Vec<i64> = (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                 ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                 ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                 ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 6 -     static ref VEC2: Vec<i64> = { (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 6 +     static ref VEC2: Vec<i64> = (0..10_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[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]   |                                 ^^                                                                ^^
[INFO] [stdout]   |
[INFO] [stdout] help: remove these braces
[INFO] [stdout]   |
[INFO] [stdout] 5 -     static ref VEC1: Vec<i64> = { (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect() };
[INFO] [stdout] 5 +     static ref VEC1: Vec<i64> = (0..1_000_000).map(|_| thread_rng().gen_range(0,1000)).collect();
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `rust_vectors`
[INFO] [stdout]   --> src/main.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | mod med;
[INFO] [stdout]    |         ^ consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/main.rs:1:12
[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:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(iterator_for_each)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `iterator_for_each` has been stable since 1.21.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(iterator_for_each)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors; 17 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 7 previous errors; 17 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "0c838318596e7e091fb3ccd56c2be181d19d28d78864989384c172b0e061d00d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c838318596e7e091fb3ccd56c2be181d19d28d78864989384c172b0e061d00d", kill_on_drop: false }`
[INFO] [stdout] 0c838318596e7e091fb3ccd56c2be181d19d28d78864989384c172b0e061d00d