[INFO] cloning repository https://github.com/Janko-dev/matchbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Janko-dev/matchbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Fmatchbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Fmatchbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0af8060ef5cdc0f0aeeb98e3b34087f3a2cd686a
[INFO] testing Janko-dev/matchbox against 1.100.0-beta.1 for beta-1.100-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanko-dev%2Fmatchbox" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Janko-dev/matchbox
[INFO] finished tweaking git repo https://github.com/Janko-dev/matchbox
[INFO] tweaked toml for git repo https://github.com/Janko-dev/matchbox written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Janko-dev/matchbox on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Janko-dev/matchbox 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a
[INFO] running `Command { std: "docker" "start" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.81
[INFO] [stderr]    Compiling libm v0.2.11
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling cc v1.0.96
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling gimli v0.28.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling svg v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]    Compiling getrandom v0.2.14
[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 num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ndarray v0.16.1
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stderr]    Compiling ndarray-rand v0.15.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling plotlib v0.5.1
[INFO] [stderr]    Compiling matchbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add`, `Broadcast`, `Div`, `MatMul`, `Mean`, `Mul`, `Pow`, `ReLU`, `ScalarMul`, `Sigmoid`, `Sub`, `Sum`, and `Transpose`
[INFO] [stdout]   --> src/core/tensor.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         Add,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  8 |         Sub,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  9 |         Mul,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 10 |         Div,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |         MatMul,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 12 |         ScalarMul,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |         Pow,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 14 |         Sum,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 15 |         Mean,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 16 |         Transpose,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 17 |         Broadcast,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 18 |         Sigmoid,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 19 |         ReLU
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BroadCastError`
[INFO] [stdout]   --> src/core/tensor.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     BroadCastError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core/tensor.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, rc::Rc, usize};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/core/tensor.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/core/tensor.rs:31:43
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `plotlib`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | plotlib = "0.5.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `plotlib`
[INFO] [stderr] warning: `matchbox` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.63s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[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" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unused imports: `Add`, `Broadcast`, `Div`, `MatMul`, `Mean`, `Mul`, `Pow`, `ReLU`, `ScalarMul`, `Sigmoid`, `Sub`, `Sum`, and `Transpose`
[INFO] [stdout]   --> src/core/tensor.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         Add,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  8 |         Sub,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  9 |         Mul,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 10 |         Div,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |         MatMul,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 12 |         ScalarMul,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |         Pow,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 14 |         Sum,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 15 |         Mean,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 16 |         Transpose,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 17 |         Broadcast,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 18 |         Sigmoid,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 19 |         ReLU
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BroadCastError`
[INFO] [stdout]   --> src/core/tensor.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     BroadCastError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core/tensor.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, rc::Rc, usize};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/core/tensor.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/core/tensor.rs:31:43
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling matchbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Add`, `Broadcast`, `Div`, `MatMul`, `Mean`, `Mul`, `Pow`, `ReLU`, `ScalarMul`, `Sigmoid`, `Sub`, `Sum`, and `Transpose`
[INFO] [stdout]   --> src/core/tensor.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 |         Add,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  8 |         Sub,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]  9 |         Mul,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 10 |         Div,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 11 |         MatMul,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 12 |         ScalarMul,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 13 |         Pow,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 14 |         Sum,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 15 |         Mean,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 16 |         Transpose,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 17 |         Broadcast,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 18 |         Sigmoid,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 19 |         ReLU
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BroadCastError`
[INFO] [stdout]   --> src/core/tensor.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     BroadCastError,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]  --> src/core/tensor.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{error::Error, rc::Rc, usize};
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `One`
[INFO] [stdout]   --> src/core/tensor.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]   --> src/core/tensor.rs:31:43
[INFO] [stdout]    |
[INFO] [stdout] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stdout]    |                                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused dependency `plotlib`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | plotlib = "0.5.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `plotlib`
[INFO] [stderr] warning: `matchbox` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[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" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Add`, `Broadcast`, `Div`, `MatMul`, `Mean`, `Mul`, `Pow`, `ReLU`, `ScalarMul`, `Sigmoid`, `Sub`, `Sum`, and `Transpose`
[INFO] [stderr]   --> src/core/tensor.rs:7:9
[INFO] [stderr]    |
[INFO] [stderr]  7 |         Add,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]  8 |         Sub,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]  9 |         Mul,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 10 |         Div,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 11 |         MatMul,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 12 |         ScalarMul,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 13 |         Pow,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 14 |         Sum,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 15 |         Mean,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 16 |         Transpose,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 17 |         Broadcast,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 18 |         Sigmoid,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 19 |         ReLU
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BroadCastError`
[INFO] [stderr]   --> src/core/tensor.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     BroadCastError,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stderr]  --> src/core/tensor.rs:2:33
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::{error::Error, rc::Rc, usize};
[INFO] [stderr]   |                                 ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `One`
[INFO] [stderr]   --> src/core/tensor.rs:31:38
[INFO] [stderr]    |
[INFO] [stderr] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Zero`
[INFO] [stderr]   --> src/core/tensor.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |     rand_distr::{num_traits::{Float, One, Zero}, Normal, StandardNormal, Uniform},
[INFO] [stderr]    |                                           ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `matchbox` (lib) generated 5 warnings (run `cargo fix --lib -p matchbox` to apply 2 suggestions)
[INFO] [stderr] warning: `matchbox` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: unused dependency `plotlib`
[INFO] [stderr]  --> Cargo.toml:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | plotlib = "0.5.1"
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `plotlib`
[INFO] [stderr] warning: `matchbox` (manifest) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: svg v0.7.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::tensor_info ... ok
[INFO] [stdout] test tests::tensor_addition_test_shape_mismatch ... ok
[INFO] [stdout] test tests::tensor_normal_random ... ok
[INFO] [stdout] test tests::tensor_element_wise_addition_2x2 ... ok
[INFO] [stdout] test tests::tensor_element_wise_addition_4x3 ... ok
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/matchbox/e971bc6fbeb89e1d/out/matchbox-e971bc6fbeb89e1d)
[INFO] [stderr]      Running tests/tensor_operations.rs (/opt/rustwide/target/debug/build/matchbox/43a9c1acadbd3d6e/out/tensor_operations-43a9c1acadbd3d6e)
[INFO] [stdout] test tests::tensor_uniform_random ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::tensor_uniform_random stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::tensor_uniform_random' (791) panicked at tests/tensor_operations.rs:78:9:
[INFO] [stdout] assertion failed: mean_a.abs() < 0.05
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5eaeede99301 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5eaeede99301 - std[617be2ca0a6fd877]::backtrace_rs::backtrace::trace_unsynchronized::<std[617be2ca0a6fd877]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5eaeede99301 - std[617be2ca0a6fd877]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5eaeede99301 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5eaeedeadfba - <core[a373ad73a504971]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5eaeedeadfba - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    6:     0x5eaeede9d5cc - core[a373ad73a504971]::io::write::default_write_fmt::<alloc[2e1b2a31b91974c5]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5eaeede9d5cc - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5eaeede756e6 - <std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5eaeede756e6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:289:27
[INFO] [stdout]   10:     0x5eaeede91919 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:313:9
[INFO] [stdout]   11:     0x5eaeede014a0 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stdout]   12:     0x5eaeede014a0 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x5eaeede91ad2 - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn for<'a, 'b> core[a373ad73a504971]::ops::function::Fn<(&'a std[617be2ca0a6fd877]::panic::PanicHookInfo<'b>,), Output = ()> + core[a373ad73a504971]::marker::Sync + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::Fn<(&std[617be2ca0a6fd877]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2328:9
[INFO] [stdout]   14:     0x5eaeede91ad2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:819:13
[INFO] [stdout]   15:     0x5eaeede757c4 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:678:13
[INFO] [stdout]   16:     0x5eaeede6e479 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x5eaeede7639d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:676:5
[INFO] [stdout]   18:     0x5eaeedeae76c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5eaeedeae732 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5eaeeddcf478 - tensor_operations[fcf6ed8322b12ef3]::tests::tensor_uniform_random
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tensor_operations.rs:78:9
[INFO] [stdout]   21:     0x5eaeeddcdf57 - tensor_operations[fcf6ed8322b12ef3]::tests::tensor_uniform_random::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/tensor_operations.rs:71:35
[INFO] [stdout]   22:     0x5eaeedde2cd6 - <tensor_operations[fcf6ed8322b12ef3]::tests::tensor_uniform_random::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5eaeeddf48eb - <fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5eaeeddf48eb - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:701:18
[INFO] [stdout]   25:     0x5eaeede01ac5 - test[aada8e7e76ba119b]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:74
[INFO] [stdout]   26:     0x5eaeede01ac5 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   27:     0x5eaeede01ac5 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   28:     0x5eaeede01ac5 - std[617be2ca0a6fd877]::panicking::catch_unwind::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   29:     0x5eaeede01ac5 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<test[aada8e7e76ba119b]::run_test_in_process::{closure#0}>, core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5eaeede01ac5 - test[aada8e7e76ba119b]::run_test_in_process
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:724:27
[INFO] [stdout]   31:     0x5eaeede01ac5 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:645:43
[INFO] [stdout]   32:     0x5eaeeddfb3b4 - test[aada8e7e76ba119b]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/test/src/lib.rs:675:41
[INFO] [stdout]   33:     0x5eaeeddfb3b4 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x5eaeede04b52 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:70:13
[INFO] [stdout]   35:     0x5eaeede04b52 - <core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   36:     0x5eaeede04b52 - std[617be2ca0a6fd877]::panicking::catch_unwind::do_call::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:573:43
[INFO] [stdout]   37:     0x5eaeede04b52 - std[617be2ca0a6fd877]::panicking::catch_unwind::<(), core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panicking.rs:541:19
[INFO] [stdout]   38:     0x5eaeede04b52 - std[617be2ca0a6fd877]::panic::catch_unwind::<core[a373ad73a504971]::panic::unwind_safe::AssertUnwindSafe<std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5eaeede04b52 - std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/thread/lifecycle.rs:68:26
[INFO] [stdout]   40:     0x5eaeede04b52 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5eaeede98b5f - <alloc[2e1b2a31b91974c5]::boxed::Box<dyn core[a373ad73a504971]::ops::function::FnOnce<(), Output = ()> + core[a373ad73a504971]::marker::Send> as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/alloc/src/boxed.rs:2314:9
[INFO] [stdout]   42:     0x5eaeede98b5f - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/e3feeb59cd1bdd011a2bfcc0747b55125d9b8527/library/std/src/sys/thread/unix.rs:127:17
[INFO] [stdout]   43:     0x7f26bbfbadfa - <unknown>
[INFO] [stdout]   44:     0x7f26bc04e3d4 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::tensor_uniform_random
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test tensor_operations`
[INFO] running `Command { std: "docker" "inspect" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a", kill_on_drop: false }`
[INFO] [stdout] 0e1140f678a489fbe1aecccb7e143759b8e2ac135eadb8af2a2e785aba54ca8a
