[INFO] cloning repository https://github.com/aymericdelab/rust_simplex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aymericdelab/rust_simplex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymericdelab%2Frust_simplex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymericdelab%2Frust_simplex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5991acb26f6b15c3e0fd5e2dd7eb3cb12e0bb28
[INFO] testing aymericdelab/rust_simplex against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymericdelab%2Frust_simplex" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aymericdelab/rust_simplex on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aymericdelab/rust_simplex
[INFO] finished tweaking git repo https://github.com/aymericdelab/rust_simplex
[INFO] tweaked toml for git repo https://github.com/aymericdelab/rust_simplex written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aymericdelab/rust_simplex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aebbedac1c089448703a93e92fdec40a644bd5dc7d127968752d45a2f4683ec4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aebbedac1c089448703a93e92fdec40a644bd5dc7d127968752d45a2f4683ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aebbedac1c089448703a93e92fdec40a644bd5dc7d127968752d45a2f4683ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aebbedac1c089448703a93e92fdec40a644bd5dc7d127968752d45a2f4683ec4", kill_on_drop: false }`
[INFO] [stdout] aebbedac1c089448703a93e92fdec40a644bd5dc7d127968752d45a2f4683ec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b1b152d16fb1e18f77d0f25abd42e63d7b720ce74f79c57c677035ecf801b69
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9b1b152d16fb1e18f77d0f25abd42e63d7b720ce74f79c57c677035ecf801b69", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_simplex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ///*
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     // problem from https://math.libretexts.org/...
[INFO] [stdout] 35 |     let function:Vec<f32> = vec![24.0, 22.0, 45.0];
[INFO] [stdout]    |     ----------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "9b1b152d16fb1e18f77d0f25abd42e63d7b720ce74f79c57c677035ecf801b69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1b152d16fb1e18f77d0f25abd42e63d7b720ce74f79c57c677035ecf801b69", kill_on_drop: false }`
[INFO] [stdout] 9b1b152d16fb1e18f77d0f25abd42e63d7b720ce74f79c57c677035ecf801b69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f58a73cf7a6a0904abb0f65187c1f933e4f7913ad2e01153ac8ffe19355ac0b
[INFO] running `Command { std: "docker" "start" "-a" "4f58a73cf7a6a0904abb0f65187c1f933e4f7913ad2e01153ac8ffe19355ac0b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_simplex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     ///*
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 34 |     // problem from https://math.libretexts.org/...
[INFO] [stdout] 35 |     let function:Vec<f32> = vec![24.0, 22.0, 45.0];
[INFO] [stdout]    |     ----------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: use `//` for a plain comment
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "4f58a73cf7a6a0904abb0f65187c1f933e4f7913ad2e01153ac8ffe19355ac0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f58a73cf7a6a0904abb0f65187c1f933e4f7913ad2e01153ac8ffe19355ac0b", kill_on_drop: false }`
[INFO] [stdout] 4f58a73cf7a6a0904abb0f65187c1f933e4f7913ad2e01153ac8ffe19355ac0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ebaab98a2eccdb1fe0a8ec8eb6e367020083f9429ba01e4f68791756216a52c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ebaab98a2eccdb1fe0a8ec8eb6e367020083f9429ba01e4f68791756216a52c", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     ///*
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 34 |     // problem from https://math.libretexts.org/...
[INFO] [stderr] 35 |     let function:Vec<f32> = vec![24.0, 22.0, 45.0];
[INFO] [stderr]    |     ----------------------------------------------- rustdoc does not generate documentation for statements
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: use `//` for a plain comment
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_simplex` (bin "rust_simplex" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_simplex-e4a5c0c269596ef2)
[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" "3ebaab98a2eccdb1fe0a8ec8eb6e367020083f9429ba01e4f68791756216a52c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebaab98a2eccdb1fe0a8ec8eb6e367020083f9429ba01e4f68791756216a52c", kill_on_drop: false }`
[INFO] [stdout] 3ebaab98a2eccdb1fe0a8ec8eb6e367020083f9429ba01e4f68791756216a52c