[INFO] cloning repository https://github.com/tobratland/learning-to-fly [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tobratland/learning-to-fly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobratland%2Flearning-to-fly", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobratland%2Flearning-to-fly'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a6e6134253720ec0ce54905cf08e2ee862f4722 [INFO] checking tobratland/learning-to-fly against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftobratland%2Flearning-to-fly" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tobratland/learning-to-fly on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-5/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/tobratland/learning-to-fly [INFO] finished tweaking git repo https://github.com/tobratland/learning-to-fly [INFO] tweaked toml for git repo https://github.com/tobratland/learning-to-fly written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/tobratland/learning-to-fly already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded matrixmultiply v0.3.1 [INFO] [stderr] Downloaded simba v0.4.0 [INFO] [stderr] Downloaded nalgebra v0.26.2 [INFO] [stderr] Downloaded test-case v1.2.0 [INFO] [stderr] Downloaded approx v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e4df3aaf4fdb4ddc8b15b7ca6cd6d6c36219742ae12867f1f85f027286ecef0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3e4df3aaf4fdb4ddc8b15b7ca6cd6d6c36219742ae12867f1f85f027286ecef0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e4df3aaf4fdb4ddc8b15b7ca6cd6d6c36219742ae12867f1f85f027286ecef0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e4df3aaf4fdb4ddc8b15b7ca6cd6d6c36219742ae12867f1f85f027286ecef0", kill_on_drop: false }` [INFO] [stdout] 3e4df3aaf4fdb4ddc8b15b7ca6cd6d6c36219742ae12867f1f85f027286ecef0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 38d4a9e5b31d9dd4deed9351bdf430b753bd0a90871bbf8d26ebf4e758e3c15c [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "38d4a9e5b31d9dd4deed9351bdf430b753bd0a90871bbf8d26ebf4e758e3c15c", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.74 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling bumpalo v3.7.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking rawpointer v0.2.1 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling wasm-bindgen v0.2.74 [INFO] [stderr] Compiling test-case v1.2.0 [INFO] [stderr] Checking matrixmultiply v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking approx v0.4.0 [INFO] [stderr] Checking num-complex v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking simba v0.4.0 [INFO] [stderr] Checking genetic-algorithm v0.1.0 (/opt/rustwide/workdir/libs/genetic-algorithm) [INFO] [stderr] Checking neural-network v0.1.0 (/opt/rustwide/workdir/libs/neural-network) [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(min_type_alias_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in favor of full type_alias_impl_trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(min_type_alias_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: removed in favor of full type_alias_impl_trait [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 148 | type IntoIter = impl Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_chacha::ChaCha8Rng` [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_chacha::ChaCha8Rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> libs/neural-network/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::thread_rng` [INFO] [stdout] --> libs/neural-network/src/lib.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::thread_rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> libs/neural-network/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_chacha::ChaCha8Rng` [INFO] [stdout] --> libs/neural-network/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand_chacha::ChaCha8Rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: `impl Trait` in type aliases is unstable [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:148:21 [INFO] [stdout] | [INFO] [stdout] 148 | type IntoIter = impl Iterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #63063 for more information [INFO] [stdout] = help: add `#![feature(type_alias_impl_trait)]` to the crate attributes to enable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::SeedableRng` [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand::SeedableRng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand_chacha::ChaCha8Rng` [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use rand_chacha::ChaCha8Rng; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> libs/genetic-algorithm/src/lib.rs:358:9 [INFO] [stdout] | [INFO] [stdout] 358 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `genetic-algorithm` due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> libs/neural-network/src/lib.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn propagate(&self, mut inputs: Vec) -> Vec { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> libs/neural-network/src/lib.rs:14:14 [INFO] [stdout] | [INFO] [stdout] 14 | crate fn new(layers: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> libs/neural-network/src/lib.rs:80:12 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn new(neurons: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> libs/neural-network/src/lib.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | pub fn new(bias: f32, weights: Vec) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> libs/neural-network/src/lib.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | pub fn propagate(&self, mut inputs: Vec) -> Vec { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0557, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "38d4a9e5b31d9dd4deed9351bdf430b753bd0a90871bbf8d26ebf4e758e3c15c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38d4a9e5b31d9dd4deed9351bdf430b753bd0a90871bbf8d26ebf4e758e3c15c", kill_on_drop: false }` [INFO] [stdout] 38d4a9e5b31d9dd4deed9351bdf430b753bd0a90871bbf8d26ebf4e758e3c15c