[INFO] cloning repository https://github.com/elmines/rusty_brain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elmines/rusty_brain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felmines%2Frusty_brain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felmines%2Frusty_brain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64d91e4f05aa841d5d3b65608971aa327d84ea22
[INFO] checking elmines/rusty_brain against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felmines%2Frusty_brain" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elmines/rusty_brain on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elmines/rusty_brain
[INFO] finished tweaking git repo https://github.com/elmines/rusty_brain
[INFO] tweaked toml for git repo https://github.com/elmines/rusty_brain written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/elmines/rusty_brain already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fde567f814546754cf19f78c0b279ef658c721b95fa77b70155fdf57b9bbd26e
[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" "fde567f814546754cf19f78c0b279ef658c721b95fa77b70155fdf57b9bbd26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fde567f814546754cf19f78c0b279ef658c721b95fa77b70155fdf57b9bbd26e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fde567f814546754cf19f78c0b279ef658c721b95fa77b70155fdf57b9bbd26e", kill_on_drop: false }`
[INFO] [stdout] fde567f814546754cf19f78c0b279ef658c721b95fa77b70155fdf57b9bbd26e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f2909ab403915a21530e295883b0d5474f2760875a9fe37abd99348a229fc7f
[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" "7f2909ab403915a21530e295883b0d5474f2760875a9fe37abd99348a229fc7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking rusty_brain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/core/session.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Session {
[INFO] [stdout]    |              - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 75 |                     for pred in ready_comp.preds() {
[INFO] [stdout]    |                                                    - this delimiter might not be properly closed...
[INFO] [stdout] ...
[INFO] [stdout] 78 |                 }
[INFO] [stdout]    |                 - ...as it matches this but it has different indentation
[INFO] [stdout] ...
[INFO] [stdout] 88 | 
[INFO] [stdout]    |  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `{`, found `=>`
[INFO] [stdout]   --> src/core/session.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn extract_pred(x: &Tensor, feeds: &HashMap<&Tensor, &Array<f32, f64>>, fetches: Vec<&Tensor>) => {
[INFO] [stdout]    |                                                                                                ^^ expected `;` or `{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this file contains an unclosed delimiter
[INFO] [stdout]   --> src/core/session.rs:88:2
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl Session {
[INFO] [stdout]    |              - unclosed delimiter
[INFO] [stdout] ...
[INFO] [stdout] 75 |                     for pred in ready_comp.preds() {
[INFO] [stdout]    |                                                    - this delimiter might not be properly closed...
[INFO] [stdout] ...
[INFO] [stdout] 78 |                 }
[INFO] [stdout]    |                 - ...as it matches this but it has different indentation
[INFO] [stdout] ...
[INFO] [stdout] 88 | 
[INFO] [stdout]    |  ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected `;` or `{`, found `=>`
[INFO] [stdout]   --> src/core/session.rs:14:96
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn extract_pred(x: &Tensor, feeds: &HashMap<&Tensor, &Array<f32, f64>>, fetches: Vec<&Tensor>) => {
[INFO] [stdout]    |                                                                                                ^^ expected `;` or `{`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/core/ops.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::ndarray::{Array, Dimension, IxDyn};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/core/ops.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::tensor::Tensor`
[INFO] [stdout]  --> src/core/ops.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::core::tensor::Tensor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::Tensor`
[INFO] [stdout]  --> src/layers/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::Tensor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty_brain`.
[INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher`
[INFO] [stdout]   --> src/core/tensor.rs:86:6
[INFO] [stdout]    |
[INFO] [stdout] 86 |     use std::collections::hash_map::DefaultHasher;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] [stdout] warning: unused import: `Dimension`
[INFO] [stdout]  --> src/core/ops.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use self::ndarray::{Array, Dimension, IxDyn};
[INFO] [stdout]   |                            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/core/ops.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::tensor::Tensor`
[INFO] [stdout]  --> src/core/ops.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::core::tensor::Tensor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::core::Tensor`
[INFO] [stdout]  --> src/layers/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::core::Tensor;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dot` found for struct `tensor::Tensor<'_>` in the current scope
[INFO] [stdout]    --> src/core/tensor.rs:138:13
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub struct Tensor<'a> {
[INFO] [stdout]     | --------------------- method `dot` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 138 |         let c = a.dot(&b);
[INFO] [stdout]     |                   ^^^ method not found in `tensor::Tensor<'_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `dot`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Dot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dot` found for struct `tensor::Tensor<'_>` in the current scope
[INFO] [stdout]    --> src/core/tensor.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub struct Tensor<'a> {
[INFO] [stdout]     | --------------------- method `dot` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 145 |         let c = a.dot(&b);
[INFO] [stdout]     |                   ^^^ method not found in `tensor::Tensor<'_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `dot`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Dot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `dot` found for struct `tensor::Tensor<'_>` in the current scope
[INFO] [stdout]    --> src/core/tensor.rs:150:13
[INFO] [stdout]     |
[INFO] [stdout] 4   | pub struct Tensor<'a> {
[INFO] [stdout]     | --------------------- method `dot` not found for this
[INFO] [stdout] ...
[INFO] [stdout] 150 |         let f = d.dot(&e);
[INFO] [stdout]     |                   ^^^ method not found in `tensor::Tensor<'_>`
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `dot`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `Dot`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7f2909ab403915a21530e295883b0d5474f2760875a9fe37abd99348a229fc7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2909ab403915a21530e295883b0d5474f2760875a9fe37abd99348a229fc7f", kill_on_drop: false }`
[INFO] [stdout] 7f2909ab403915a21530e295883b0d5474f2760875a9fe37abd99348a229fc7f
