[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faymericdelab%2Frust_simplex" "/workspace/builds/worker-50/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-50/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aymericdelab/rust_simplex on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-50/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a70c14d2c0a6dce78e871de5554686fdae5be192b8ce1ba2a5f07c0d19531136
[INFO] running `Command { std: "docker" "start" "-a" "a70c14d2c0a6dce78e871de5554686fdae5be192b8ce1ba2a5f07c0d19531136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a70c14d2c0a6dce78e871de5554686fdae5be192b8ce1ba2a5f07c0d19531136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70c14d2c0a6dce78e871de5554686fdae5be192b8ce1ba2a5f07c0d19531136", kill_on_drop: false }`
[INFO] [stdout] a70c14d2c0a6dce78e871de5554686fdae5be192b8ce1ba2a5f07c0d19531136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39a98cc7ef0a8d2f03490c306be3bb02c9eaba2294eafcc99531a81c8f99339f
[INFO] running `Command { std: "docker" "start" "-a" "39a98cc7ef0a8d2f03490c306be3bb02c9eaba2294eafcc99531a81c8f99339f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ordered-float v2.1.1
[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 20.28s
[INFO] running `Command { std: "docker" "inspect" "39a98cc7ef0a8d2f03490c306be3bb02c9eaba2294eafcc99531a81c8f99339f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a98cc7ef0a8d2f03490c306be3bb02c9eaba2294eafcc99531a81c8f99339f", kill_on_drop: false }`
[INFO] [stdout] 39a98cc7ef0a8d2f03490c306be3bb02c9eaba2294eafcc99531a81c8f99339f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a567a2336d340166ba1b8901e6aeb062c16ad2da65300dac5d1d2a50d81d9910
[INFO] running `Command { std: "docker" "start" "-a" "a567a2336d340166ba1b8901e6aeb062c16ad2da65300dac5d1d2a50d81d9910", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.55s
[INFO] running `Command { std: "docker" "inspect" "a567a2336d340166ba1b8901e6aeb062c16ad2da65300dac5d1d2a50d81d9910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a567a2336d340166ba1b8901e6aeb062c16ad2da65300dac5d1d2a50d81d9910", kill_on_drop: false }`
[INFO] [stdout] a567a2336d340166ba1b8901e6aeb062c16ad2da65300dac5d1d2a50d81d9910
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fdd04e62a64551dcd430df6df7f8633672f4ad1aea10c4f75ad3b95fc9eb2c6
[INFO] running `Command { std: "docker" "start" "-a" "5fdd04e62a64551dcd430df6df7f8633672f4ad1aea10c4f75ad3b95fc9eb2c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 1.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_simplex-103a0ef059b0e178)
[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" "5fdd04e62a64551dcd430df6df7f8633672f4ad1aea10c4f75ad3b95fc9eb2c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fdd04e62a64551dcd430df6df7f8633672f4ad1aea10c4f75ad3b95fc9eb2c6", kill_on_drop: false }`
[INFO] [stdout] 5fdd04e62a64551dcd430df6df7f8633672f4ad1aea10c4f75ad3b95fc9eb2c6