[INFO] cloning repository https://github.com/brianmatzelle/rustNeuralNetwork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brianmatzelle/rustNeuralNetwork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianmatzelle%2FrustNeuralNetwork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianmatzelle%2FrustNeuralNetwork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b6637387cccb475f667939954c75eb4aa9a3049
[INFO] testing brianmatzelle/rustNeuralNetwork against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianmatzelle%2FrustNeuralNetwork" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianmatzelle/rustNeuralNetwork on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brianmatzelle/rustNeuralNetwork
[INFO] finished tweaking git repo https://github.com/brianmatzelle/rustNeuralNetwork
[INFO] tweaked toml for git repo https://github.com/brianmatzelle/rustNeuralNetwork written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/brianmatzelle/rustNeuralNetwork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mindtree_utils v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e661b5fa591424646fbe41e0353d7b68fff7dfdc9658ff1f3dda20fecafc9316
[INFO] running `Command { std: "docker" "start" "-a" "e661b5fa591424646fbe41e0353d7b68fff7dfdc9658ff1f3dda20fecafc9316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e661b5fa591424646fbe41e0353d7b68fff7dfdc9658ff1f3dda20fecafc9316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e661b5fa591424646fbe41e0353d7b68fff7dfdc9658ff1f3dda20fecafc9316", kill_on_drop: false }`
[INFO] [stdout] e661b5fa591424646fbe41e0353d7b68fff7dfdc9658ff1f3dda20fecafc9316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37443140bafca680e83043e634d5935a3002b61c4462124950d4617c6dff2ccc
[INFO] running `Command { std: "docker" "start" "-a" "37443140bafca680e83043e634d5935a3002b61c4462124950d4617c6dff2ccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling mindtree_utils v0.4.0
[INFO] [stderr]    Compiling rustNeuralNetwork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::layer::{Layer, self};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/net.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout]    |                                  ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout] 28 +             let num_outputs = if layer_num == (topology.len() - 1) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustNeuralNetwork` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_neural_network`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `recent_average_smoothing_factor` should have an upper case name
[INFO] [stdout]   --> src/net.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static recent_average_smoothing_factor: f64 = 100.0;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RECENT_AVERAGE_SMOOTHING_FACTOR`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `eta` should have an upper case name
[INFO] [stdout]   --> src/neuron.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static eta: f64 = 0.15;
[INFO] [stdout]    |        ^^^ help: convert the identifier to upper case: `ETA`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `alpha` should have an upper case name
[INFO] [stdout]   --> src/neuron.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static alpha: f64 = 0.5;
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to upper case: `ALPHA`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "37443140bafca680e83043e634d5935a3002b61c4462124950d4617c6dff2ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37443140bafca680e83043e634d5935a3002b61c4462124950d4617c6dff2ccc", kill_on_drop: false }`
[INFO] [stdout] 37443140bafca680e83043e634d5935a3002b61c4462124950d4617c6dff2ccc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58f7e2f6178e5d386ac4d7c291413a7073ee017166b0b6092cbd0868d3a3b57e
[INFO] running `Command { std: "docker" "start" "-a" "58f7e2f6178e5d386ac4d7c291413a7073ee017166b0b6092cbd0868d3a3b57e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustNeuralNetwork v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/net.rs:2:27
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::layer::{Layer, self};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/net.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout]    |                                  ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 28 -             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout] 28 +             let num_outputs = if layer_num == (topology.len() - 1) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `rustNeuralNetwork` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_neural_network`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `recent_average_smoothing_factor` should have an upper case name
[INFO] [stdout]   --> src/net.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | static recent_average_smoothing_factor: f64 = 100.0;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RECENT_AVERAGE_SMOOTHING_FACTOR`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `eta` should have an upper case name
[INFO] [stdout]   --> src/neuron.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | static eta: f64 = 0.15;
[INFO] [stdout]    |        ^^^ help: convert the identifier to upper case: `ETA`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `alpha` should have an upper case name
[INFO] [stdout]   --> src/neuron.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | static alpha: f64 = 0.5;
[INFO] [stdout]    |        ^^^^^ help: convert the identifier to upper case: `ALPHA`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "58f7e2f6178e5d386ac4d7c291413a7073ee017166b0b6092cbd0868d3a3b57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f7e2f6178e5d386ac4d7c291413a7073ee017166b0b6092cbd0868d3a3b57e", kill_on_drop: false }`
[INFO] [stdout] 58f7e2f6178e5d386ac4d7c291413a7073ee017166b0b6092cbd0868d3a3b57e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6265224fda56f78dcc02cb7c91c47c3bca3ea1f7b2a2d77a6e485c34a2e5bb33
[INFO] running `Command { std: "docker" "start" "-a" "6265224fda56f78dcc02cb7c91c47c3bca3ea1f7b2a2d77a6e485c34a2e5bb33", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/net.rs:2:27
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::layer::{Layer, self};
[INFO] [stderr]   |                           ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/net.rs:28:34
[INFO] [stderr]    |
[INFO] [stderr] 28 |             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stderr]    |                                  ^                                 ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 28 -             let num_outputs = if (layer_num == (topology.len() - 1)) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stderr] 28 +             let num_outputs = if layer_num == (topology.len() - 1) { 0 } else { topology[layer_num + 1]}; // ternary operator equivalent
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::BufRead`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::io::BufRead;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `rustNeuralNetwork` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_neural_network`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `recent_average_smoothing_factor` should have an upper case name
[INFO] [stderr]   --> src/net.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | static recent_average_smoothing_factor: f64 = 100.0;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper case: `RECENT_AVERAGE_SMOOTHING_FACTOR`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `eta` should have an upper case name
[INFO] [stderr]   --> src/neuron.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | static eta: f64 = 0.15;
[INFO] [stderr]    |        ^^^ help: convert the identifier to upper case: `ETA`
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `alpha` should have an upper case name
[INFO] [stderr]   --> src/neuron.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | static alpha: f64 = 0.5;
[INFO] [stderr]    |        ^^^^^ help: convert the identifier to upper case: `ALPHA`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustNeuralNetwork` (bin "rustNeuralNetwork" test) generated 7 warnings (run `cargo fix --bin "rustNeuralNetwork" --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustNeuralNetwork-57fb35966eeb67d1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6265224fda56f78dcc02cb7c91c47c3bca3ea1f7b2a2d77a6e485c34a2e5bb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6265224fda56f78dcc02cb7c91c47c3bca3ea1f7b2a2d77a6e485c34a2e5bb33", kill_on_drop: false }`
[INFO] [stdout] 6265224fda56f78dcc02cb7c91c47c3bca3ea1f7b2a2d77a6e485c34a2e5bb33
[INFO] testing brianmatzelle/rustNeuralNetwork against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrianmatzelle%2FrustNeuralNetwork" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/brianmatzelle/rustNeuralNetwork on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/brianmatzelle/rustNeuralNetwork
[INFO] finished tweaking git repo https://github.com/brianmatzelle/rustNeuralNetwork
[INFO] tweaked toml for git repo https://github.com/brianmatzelle/rustNeuralNetwork written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/brianmatzelle/rustNeuralNetwork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7a4e1bd13e3e71027383cda509672960abbfafdf9785319a473314a092abdf8
[INFO] running `Command { std: "docker" "start" "-a" "d7a4e1bd13e3e71027383cda509672960abbfafdf9785319a473314a092abdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7a4e1bd13e3e71027383cda509672960abbfafdf9785319a473314a092abdf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7a4e1bd13e3e71027383cda509672960abbfafdf9785319a473314a092abdf8", kill_on_drop: false }`
[INFO] [stdout] d7a4e1bd13e3e71027383cda509672960abbfafdf9785319a473314a092abdf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10e62e9d4d3eeb4b17c6405811c3d61289912406b44a9ed062c3b08b70da1ca7
[INFO] running `Command { std: "docker" "start" "-a" "10e62e9d4d3eeb4b17c6405811c3d61289912406b44a9ed062c3b08b70da1ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/0e09125c6c3c2fd70d7de961bcf0e51575235fad/library/alloc/src/borrow.rs:180:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "10e62e9d4d3eeb4b17c6405811c3d61289912406b44a9ed062c3b08b70da1ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e62e9d4d3eeb4b17c6405811c3d61289912406b44a9ed062c3b08b70da1ca7", kill_on_drop: false }`
[INFO] [stdout] 10e62e9d4d3eeb4b17c6405811c3d61289912406b44a9ed062c3b08b70da1ca7
