[INFO] fetching crate easyneural 0.1.0... [INFO] checking easyneural-0.1.0 against try#f6d7c613ae2d161ff37dbc63cc5abd809c878597 for pr-83850 [INFO] extracting crate easyneural 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate easyneural 0.1.0 on toolchain f6d7c613ae2d161ff37dbc63cc5abd809c878597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate easyneural 0.1.0 [INFO] finished tweaking crates.io crate easyneural 0.1.0 [INFO] tweaked toml for crates.io crate easyneural 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09dc154d1a1de14bb964d27648d97dde28c287686f1764335a446b0aedbf0eeb [INFO] running `Command { std: "docker" "start" "-a" "09dc154d1a1de14bb964d27648d97dde28c287686f1764335a446b0aedbf0eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09dc154d1a1de14bb964d27648d97dde28c287686f1764335a446b0aedbf0eeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09dc154d1a1de14bb964d27648d97dde28c287686f1764335a446b0aedbf0eeb", kill_on_drop: false }` [INFO] [stdout] 09dc154d1a1de14bb964d27648d97dde28c287686f1764335a446b0aedbf0eeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+f6d7c613ae2d161ff37dbc63cc5abd809c878597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b10de324a2583ae45e89c2087da9cabdd82d248536c29026a3616b295ab1c9a [INFO] running `Command { std: "docker" "start" "-a" "7b10de324a2583ae45e89c2087da9cabdd82d248536c29026a3616b295ab1c9a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.40 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling quote v1.0.20 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling serde_derive v1.0.137 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling serde v1.0.137 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling serde_json v1.0.81 [INFO] [stderr] Checking itoa v1.0.2 [INFO] [stderr] Checking ryu v1.0.10 [INFO] [stderr] Checking if_chain v1.0.2 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking easyneural v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0507]: cannot move out of `randomizer`, a captured variable in an `FnMut` closure [INFO] [stdout] --> src/genetic.rs:56:62 [INFO] [stdout] | [INFO] [stdout] 49 | randomizer: &'a mut dyn RandomProvider, [INFO] [stdout] | ---------- captured outer variable [INFO] [stdout] ... [INFO] [stdout] 55 | neurons: std::iter::repeat_with(|| { [INFO] [stdout] | _____________________________________________________- [INFO] [stdout] 56 | | Neuron::new(false, inputs, &mut Some(randomizer)) [INFO] [stdout] | | ^^^^^^^^^^ move occurs because `randomizer` has type `&mut dyn randomizer::RandomProvider`, which does not implement the `Copy` trait [INFO] [stdout] 57 | | }) [INFO] [stdout] | |_____________________- captured by this `FnMut` closure [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0507]: cannot move out of `randomizer`, a captured variable in an `FnMut` closure [INFO] [stdout] --> src/genetic.rs:67:62 [INFO] [stdout] | [INFO] [stdout] 49 | randomizer: &'a mut dyn RandomProvider, [INFO] [stdout] | ---------- captured outer variable [INFO] [stdout] ... [INFO] [stdout] 66 | neurons: std::iter::repeat_with(|| { [INFO] [stdout] | _____________________________________________________- [INFO] [stdout] 67 | | Neuron::new(false, inputs, &mut Some(randomizer)) [INFO] [stdout] | | ^^^^^^^^^^ move occurs because `randomizer` has type `&mut dyn randomizer::RandomProvider`, which does not implement the `Copy` trait [INFO] [stdout] 68 | | }) [INFO] [stdout] | |_____________________- captured by this `FnMut` closure [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0382]: use of moved value: `randomizer` [INFO] [stdout] --> src/genetic.rs:66:53 [INFO] [stdout] | [INFO] [stdout] 49 | randomizer: &'a mut dyn RandomProvider, [INFO] [stdout] | ---------- move occurs because `randomizer` has type `&mut dyn randomizer::RandomProvider`, which does not implement the `Copy` trait [INFO] [stdout] ... [INFO] [stdout] 55 | neurons: std::iter::repeat_with(|| { [INFO] [stdout] | -- value moved into closure here [INFO] [stdout] 56 | Neuron::new(false, inputs, &mut Some(randomizer)) [INFO] [stdout] | ---------- variable moved due to use in closure [INFO] [stdout] ... [INFO] [stdout] 66 | neurons: std::iter::repeat_with(|| { [INFO] [stdout] | ^^ value used here after move [INFO] [stdout] 67 | Neuron::new(false, inputs, &mut Some(randomizer)) [INFO] [stdout] | ---------- use occurs due to use in closure [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0382, E0507. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stderr] error: could not compile `easyneural` due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7b10de324a2583ae45e89c2087da9cabdd82d248536c29026a3616b295ab1c9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b10de324a2583ae45e89c2087da9cabdd82d248536c29026a3616b295ab1c9a", kill_on_drop: false }` [INFO] [stdout] 7b10de324a2583ae45e89c2087da9cabdd82d248536c29026a3616b295ab1c9a