[INFO] cloning repository https://github.com/Axect/Peroxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Axect/Peroxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxect%2FPeroxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAxect%2FPeroxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04e777f7feedd55c343801d7c508ec49f0b86947
[INFO] testing Axect/Peroxide 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%2FAxect%2FPeroxide" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Axect/Peroxide 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/Axect/Peroxide
[INFO] finished tweaking git repo https://github.com/Axect/Peroxide
[INFO] tweaked toml for git repo https://github.com/Axect/Peroxide written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 83e508bbe7c5710b25d8ff95aa968f1af11d83b88930dfe55ab3c22b5dec04a8
[INFO] running `Command { std: "docker" "start" "-a" "83e508bbe7c5710b25d8ff95aa968f1af11d83b88930dfe55ab3c22b5dec04a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e508bbe7c5710b25d8ff95aa968f1af11d83b88930dfe55ab3c22b5dec04a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e508bbe7c5710b25d8ff95aa968f1af11d83b88930dfe55ab3c22b5dec04a8", kill_on_drop: false }`
[INFO] [stdout] 83e508bbe7c5710b25d8ff95aa968f1af11d83b88930dfe55ab3c22b5dec04a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5770fa70e157c1ab12d57449e6d589688089328d7f58558077c38d93130986c8
[INFO] running `Command { std: "docker" "start" "-a" "5770fa70e157c1ab12d57449e6d589688089328d7f58558077c38d93130986c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling peroxide v0.30.9 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling order-stat v0.1.3
[INFO] [stderr]    Compiling puruspe v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling thread-tree v0.3.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling rand_distr v0.4.1
[INFO] [stderr]    Compiling peroxide-ad v0.3.0
[INFO] [stdout] warning: unused import: `Scalable`
[INFO] [stdout]    --> src/structure/matrix.rs:620:28
[INFO] [stdout]     |
[INFO] [stdout] 620 | use crate::traits::sugar::{Scalable, ScalableMut};
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.45s
[INFO] running `Command { std: "docker" "inspect" "5770fa70e157c1ab12d57449e6d589688089328d7f58558077c38d93130986c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5770fa70e157c1ab12d57449e6d589688089328d7f58558077c38d93130986c8", kill_on_drop: false }`
[INFO] [stdout] 5770fa70e157c1ab12d57449e6d589688089328d7f58558077c38d93130986c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d282bc5dc8a0e719cfd3a1f2f722073c42988f87075b9235fcab1b2738e59537
[INFO] running `Command { std: "docker" "start" "-a" "d282bc5dc8a0e719cfd3a1f2f722073c42988f87075b9235fcab1b2738e59537", kill_on_drop: false }`
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stdout] warning: unused import: `Scalable`
[INFO] [stdout]    --> src/structure/matrix.rs:620:28
[INFO] [stdout]     |
[INFO] [stdout] 620 | use crate::traits::sugar::{Scalable, ScalableMut};
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling peroxide v0.30.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `c` is never read
[INFO] [stdout]  --> examples/chebyshev.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut c = chebyshev_polynomial(0, SpecialKind::First);
[INFO] [stdout]   |             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x0`
[INFO] [stdout]  --> examples/hessian.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let x0 = AD2(1f64, 0f64, 0f64);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_x0`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y0`
[INFO] [stdout]  --> examples/hessian.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let y0 = AD2(1f64, 0f64, 0f64);
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_y0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `peroxide`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name optim --edition=2018 examples/optim.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=db461a3e82bd1894 -C extra-filename=-db461a3e82bd1894 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern float_cmp=/opt/rustwide/target/debug/deps/libfloat_cmp-5929dacaedef07f3.rlib --extern matrixmultiply=/opt/rustwide/target/debug/deps/libmatrixmultiply-7dc52b6c2d750542.rlib --extern order_stat=/opt/rustwide/target/debug/deps/liborder_stat-59f358616c435690.rlib --extern peroxide=/opt/rustwide/target/debug/deps/libperoxide-88bf3fd6d3e13c9f.rlib --extern peroxide_ad=/opt/rustwide/target/debug/deps/libperoxide_ad-ebc9ff1b7398551f.so --extern puruspe=/opt/rustwide/target/debug/deps/libpuruspe-bb4ae6023a19ec97.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-08858b32ebe14141.rlib --extern rand_distr=/opt/rustwide/target/debug/deps/librand_distr-cfd48bd2b9872f89.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d282bc5dc8a0e719cfd3a1f2f722073c42988f87075b9235fcab1b2738e59537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d282bc5dc8a0e719cfd3a1f2f722073c42988f87075b9235fcab1b2738e59537", kill_on_drop: false }`
[INFO] [stdout] d282bc5dc8a0e719cfd3a1f2f722073c42988f87075b9235fcab1b2738e59537