[INFO] cloning repository https://github.com/hoodyman/mperceptron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoodyman/mperceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodyman%2Fmperceptron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodyman%2Fmperceptron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c090a704f1c0dc0b5b1e618d2071259a9a0eeaf2
[INFO] testing hoodyman/mperceptron against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoodyman%2Fmperceptron" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hoodyman/mperceptron
[INFO] finished tweaking git repo https://github.com/hoodyman/mperceptron
[INFO] tweaked toml for git repo https://github.com/hoodyman/mperceptron written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hoodyman/mperceptron on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hoodyman/mperceptron 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c83528ec004cf0105ae87bc41093e0f9e1f355f44b9a31b8df14ad3f2ad3aacc
[INFO] running `Command { std: "docker" "start" "-a" "c83528ec004cf0105ae87bc41093e0f9e1f355f44b9a31b8df14ad3f2ad3aacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c83528ec004cf0105ae87bc41093e0f9e1f355f44b9a31b8df14ad3f2ad3aacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83528ec004cf0105ae87bc41093e0f9e1f355f44b9a31b8df14ad3f2ad3aacc", kill_on_drop: false }`
[INFO] [stdout] c83528ec004cf0105ae87bc41093e0f9e1f355f44b9a31b8df14ad3f2ad3aacc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] fcc7657add3af9c5320cfd5df1b9b2ac9fb21427eea30c7bfabc7ee784da2597
[INFO] running `Command { std: "docker" "start" "-a" "fcc7657add3af9c5320cfd5df1b9b2ac9fb21427eea30c7bfabc7ee784da2597", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mperceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn deriv(&self, x: FType) -> FType {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Epochs` is never constructed
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum TrainConstraint {
[INFO] [stdout]   |      --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 6 |     Epochs(usize),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Zero` is never constructed
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum InitialWeights {
[INFO] [stdout]    |      -------------- variant in this enum
[INFO] [stdout] 10 |     Random,
[INFO] [stdout] 11 |     Zero,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Logistic`, `Hyperbolic`, `Softsign`, `ReLU`, and `BentIdentity` are never constructed
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum ActivationEnum {
[INFO] [stdout]    |      -------------- variants in this enum
[INFO] [stdout] 15 |     Logistic,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     Identity,
[INFO] [stdout] 17 |     Hyperbolic,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 18 |     Softsign,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 19 |     ReLU,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     BentIdentity,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "fcc7657add3af9c5320cfd5df1b9b2ac9fb21427eea30c7bfabc7ee784da2597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc7657add3af9c5320cfd5df1b9b2ac9fb21427eea30c7bfabc7ee784da2597", kill_on_drop: false }`
[INFO] [stdout] fcc7657add3af9c5320cfd5df1b9b2ac9fb21427eea30c7bfabc7ee784da2597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d721567932bd136a4c86e8ea18018c32f80aff3fd1d89fcb22bfc97b548693ae
[INFO] running `Command { std: "docker" "start" "-a" "d721567932bd136a4c86e8ea18018c32f80aff3fd1d89fcb22bfc97b548693ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling mperceptron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/main.rs:43:21
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn deriv(&self, x: FType) -> FType {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Epochs` is never constructed
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum TrainConstraint {
[INFO] [stdout]   |      --------------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 6 |     Epochs(usize),
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Zero` is never constructed
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 9  | enum InitialWeights {
[INFO] [stdout]    |      -------------- variant in this enum
[INFO] [stdout] 10 |     Random,
[INFO] [stdout] 11 |     Zero,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Logistic`, `Hyperbolic`, `Softsign`, `ReLU`, and `BentIdentity` are never constructed
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | enum ActivationEnum {
[INFO] [stdout]    |      -------------- variants in this enum
[INFO] [stdout] 15 |     Logistic,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 16 |     Identity,
[INFO] [stdout] 17 |     Hyperbolic,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 18 |     Softsign,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 19 |     ReLU,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 20 |     BentIdentity,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "d721567932bd136a4c86e8ea18018c32f80aff3fd1d89fcb22bfc97b548693ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d721567932bd136a4c86e8ea18018c32f80aff3fd1d89fcb22bfc97b548693ae", kill_on_drop: false }`
[INFO] [stdout] d721567932bd136a4c86e8ea18018c32f80aff3fd1d89fcb22bfc97b548693ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d9d98fb74eb975815e2e32361c44d48bf126dab387467cdaf831caa908b3dd8b
[INFO] running `Command { std: "docker" "start" "-a" "d9d98fb74eb975815e2e32361c44d48bf126dab387467cdaf831caa908b3dd8b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `x`
[INFO] [stderr]   --> src/main.rs:43:21
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn deriv(&self, x: FType) -> FType {
[INFO] [stderr]    |                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Epochs` is never constructed
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum TrainConstraint {
[INFO] [stderr]   |      --------------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 6 |     Epochs(usize),
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Zero` is never constructed
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | enum InitialWeights {
[INFO] [stderr]    |      -------------- variant in this enum
[INFO] [stderr] 10 |     Random,
[INFO] [stderr] 11 |     Zero,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `Logistic`, `Hyperbolic`, `Softsign`, `ReLU`, and `BentIdentity` are never constructed
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 14 | enum ActivationEnum {
[INFO] [stderr]    |      -------------- variants in this enum
[INFO] [stderr] 15 |     Logistic,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 16 |     Identity,
[INFO] [stderr] 17 |     Hyperbolic,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 18 |     Softsign,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 19 |     ReLU,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 20 |     BentIdentity,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `mperceptron` (bin "mperceptron" test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mperceptron-7847d638e712a6ef)
[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" "d9d98fb74eb975815e2e32361c44d48bf126dab387467cdaf831caa908b3dd8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d98fb74eb975815e2e32361c44d48bf126dab387467cdaf831caa908b3dd8b", kill_on_drop: false }`
[INFO] [stdout] d9d98fb74eb975815e2e32361c44d48bf126dab387467cdaf831caa908b3dd8b