[INFO] cloning repository https://github.com/ContainedBlargh/rustlearn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ContainedBlargh/rustlearn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FContainedBlargh%2Frustlearn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FContainedBlargh%2Frustlearn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99aae4588743133e90ba197de40ac108ee561256
[INFO] testing ContainedBlargh/rustlearn against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FContainedBlargh%2Frustlearn" "/workspace/builds/worker-58/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-58/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ContainedBlargh/rustlearn on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ContainedBlargh/rustlearn
[INFO] finished tweaking git repo https://github.com/ContainedBlargh/rustlearn
[INFO] tweaked toml for git repo https://github.com/ContainedBlargh/rustlearn written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] crate git repo https://github.com/ContainedBlargh/rustlearn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arrayfire v3.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 696e9689bb428fc3b453babdb643c16f043ed547806edaa59dbbe88bc19a3d1f
[INFO] running `Command { std: "docker" "start" "-a" "696e9689bb428fc3b453babdb643c16f043ed547806edaa59dbbe88bc19a3d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "696e9689bb428fc3b453babdb643c16f043ed547806edaa59dbbe88bc19a3d1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "696e9689bb428fc3b453babdb643c16f043ed547806edaa59dbbe88bc19a3d1f", kill_on_drop: false }`
[INFO] [stdout] 696e9689bb428fc3b453babdb643c16f043ed547806edaa59dbbe88bc19a3d1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23c278127d5df010437a9391a3ab64b5d1800b205d04e5e29c1129dc687444d4
[INFO] running `Command { std: "docker" "start" "-a" "23c278127d5df010437a9391a3ab64b5d1800b205d04e5e29c1129dc687444d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling rand_distr v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.44
[INFO] [stderr]    Compiling bstr v0.2.8
[INFO] [stderr]    Compiling statistical v1.0.0
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling arrayfire v3.6.2
[INFO] [stderr]    Compiling rustlearn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:95:6
[INFO] [stdout]    |
[INFO] [stdout] 95 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:69:35
[INFO] [stdout]    |
[INFO] [stdout] 69 |                     .filter_map(|(i, r)| {
[INFO] [stdout]    |                                   ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/main.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     for i in 0..epochs {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/fc.rs:93:19
[INFO] [stdout]    |
[INFO] [stdout] 93 |             (Some(x), Some(y)) => {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `softmax`
[INFO] [stdout]   --> src/utils.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn softmax(x: &Array<f32>) -> Array<f32> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `softmax_deriv`
[INFO] [stdout]   --> src/utils.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn softmax_deriv(x: &Array<f32>) -> Array<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init_random_fc`
[INFO] [stdout]    --> src/fc.rs:123:8
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub fn init_random_fc(input_size: u64, output_size: u64) -> FCLayer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `init_identity_fc`
[INFO] [stdout]    --> src/fc.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub fn init_identity_fc(input_size: u64, output_size: u64) -> FCLayer {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arrayfire_test`
[INFO] [stdout]   --> src/main.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn arrayfire_test() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fc_test`
[INFO] [stdout]   --> src/main.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn fc_test() {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Y` should have a snake case name
[INFO] [stdout]   --> src/main.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |     fn mean_square_error(Y: &Array<f32>, y: &Array<f32>) -> f32 {
[INFO] [stdout]    |                          ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.3sg3gmyu55ju16yg.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/arrayfire/lib" "-L" "/opt/arrayfire/lib64" "-L" "/usr/local/lib" "-L" "/usr/lib" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libstatistical-3158d3c0a1aa6264.rlib" "/opt/rustwide/target/debug/deps/librand-699ae8a6b93d3b0e.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-c3e18d3e436e5604.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-f0835a424677a734.rlib" "/opt/rustwide/target/debug/deps/librand_hc-6cbd385c0b56fcf3.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-8b30312eb768f98b.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-35bf054478bfa051.rlib" "/opt/rustwide/target/debug/deps/librand_core-0cf8ba257351d7c6.rlib" "/opt/rustwide/target/debug/deps/librand_os-feddf926a011a021.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-bf596480c7ed4653.rlib" "/opt/rustwide/target/debug/deps/librand_core-75ac8cf8bc6e9c91.rlib" "/opt/rustwide/target/debug/deps/libcsv-dfcaa92830d34229.rlib" "/opt/rustwide/target/debug/deps/libryu-e8565a8e55486f5c.rlib" "/opt/rustwide/target/debug/deps/libitoa-7dcb2f7665383233.rlib" "/opt/rustwide/target/debug/deps/libcsv_core-a6326637004ec7b2.rlib" "/opt/rustwide/target/debug/deps/libbstr-711c93d99c7bee5e.rlib" "/opt/rustwide/target/debug/deps/libregex_automata-ea769166628ffcbc.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-c305a6b1438d263b.rlib" "/opt/rustwide/target/debug/deps/libmemchr-e83364e5131df5bb.rlib" "/opt/rustwide/target/debug/deps/libserde-e4b5b50dcb4b8585.rlib" "/opt/rustwide/target/debug/deps/librand_distr-1852a4ec26f3cd9b.rlib" "/opt/rustwide/target/debug/deps/librand-ac78eaaf45f0ad6b.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-1adaa5c59926aa69.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-98be03b4c637150d.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-738bd86a482cf07f.rlib" "/opt/rustwide/target/debug/deps/librand_core-742c3a80f6c8895e.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-56742d3ef448afa2.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ffb7f11ad1437080.rlib" "/opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib" "/opt/rustwide/target/debug/deps/libnum-259a2f0c5c4a35ff.rlib" "/opt/rustwide/target/debug/deps/libnum_rational-26f19b290ea84fef.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-93756d1c8599d0a0.rlib" "/opt/rustwide/target/debug/deps/libnum_complex-e2ab6dc292a71c01.rlib" "/opt/rustwide/target/debug/deps/libnum_bigint-7d3da05c9a8119cf.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-315cb3433160ec87.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-8ee8e190cffc03a8.rlib" "/opt/rustwide/target/debug/deps/liblibc-7aefa2a5f5d37715.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::add_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:408: undefined reference to `af_add'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::div_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:408: undefined reference to `af_div'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::mul_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:408: undefined reference to `af_mul'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::pow_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:408: undefined reference to `af_pow'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::sub_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:408: undefined reference to `af_sub'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::abs':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:124: undefined reference to `af_abs'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::sqrt':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:124: undefined reference to `af_sqrt'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.10.rcgu.o: in function `arrayfire::arith::gt_helper':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/arith/mod.rs:508: undefined reference to `af_gt'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.13.rcgu.o: in function `arrayfire::statistics::mean_all':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/statistics/mod.rs:255: undefined reference to `af_mean_all'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.14.rcgu.o: in function `arrayfire::blas::matmul':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/blas/mod.rs:47: undefined reference to `af_matmul'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.14.rcgu.o: in function `arrayfire::blas::transpose':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/blas/mod.rs:107: undefined reference to `af_transpose'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.5.rcgu.o: in function `arrayfire::data::tile':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/data/mod.rs:490: undefined reference to `af_tile'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.5.rcgu.o: in function `arrayfire::data::select':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/data/mod.rs:701: undefined reference to `af_select'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.5.rcgu.o: in function `arrayfire::data::join_many':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/data/mod.rs:460: undefined reference to `af_join_many'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o: in function `<arrayfire::array::Array<T> as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:544: undefined reference to `af_release_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o: in function `arrayfire::array::Array<T>::new':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:180: undefined reference to `af_create_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o: in function `arrayfire::array::Array<T>::dims':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:300: undefined reference to `af_get_dims'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o: in function `arrayfire::array::Array<T>::is_scalar':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:153: undefined reference to `af_is_scalar'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/rustlearn-6dee0428ff8657a0.rustlearn.b4007c9a-cgu.8.rcgu.o: in function `arrayfire::array::print_gen':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:626: undefined reference to `af_print_array_gen'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib(arrayfire-160292bd0ce4ddd5.arrayfire.63e6b059-cgu.12.rcgu.o): in function `arrayfire::util::free_host':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/util.rs:68: undefined reference to `af_free_host'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib(arrayfire-160292bd0ce4ddd5.arrayfire.63e6b059-cgu.14.rcgu.o): in function `arrayfire::error::get_last_error':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/error.rs:104: undefined reference to `af_get_last_error'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib(arrayfire-160292bd0ce4ddd5.arrayfire.63e6b059-cgu.2.rcgu.o): in function `<arrayfire::array::Array<T> as core::clone::Clone>::clone':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:528: undefined reference to `af_retain_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib(arrayfire-160292bd0ce4ddd5.arrayfire.63e6b059-cgu.2.rcgu.o): in function `<arrayfire::array::Array<T> as core::ops::drop::Drop>::drop':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/array.rs:544: undefined reference to `af_release_array'
[INFO] [stdout]           /usr/bin/ld: /opt/rustwide/target/debug/deps/libarrayfire-160292bd0ce4ddd5.rlib(arrayfire-160292bd0ce4ddd5.arrayfire.63e6b059-cgu.9.rcgu.o): in function `<f32 as arrayfire::data::ConstGenerator>::generate':
[INFO] [stdout]           /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrayfire-3.6.2/src/data/mod.rs:217: undefined reference to `af_constant'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout]   = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
[INFO] [stdout]   = note: use the `-l` flag to specify native libraries to link
[INFO] [stdout]   = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustlearn` due to 2 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "23c278127d5df010437a9391a3ab64b5d1800b205d04e5e29c1129dc687444d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23c278127d5df010437a9391a3ab64b5d1800b205d04e5e29c1129dc687444d4", kill_on_drop: false }`
[INFO] [stdout] 23c278127d5df010437a9391a3ab64b5d1800b205d04e5e29c1129dc687444d4
