[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 beta-2021-09-08 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-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aymericdelab/rust_simplex on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-2/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 456d4058908078be47f8d7eacb9bad92cb422f015bfa3782bffdd24db9a4d2dc
[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" "456d4058908078be47f8d7eacb9bad92cb422f015bfa3782bffdd24db9a4d2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "456d4058908078be47f8d7eacb9bad92cb422f015bfa3782bffdd24db9a4d2dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "456d4058908078be47f8d7eacb9bad92cb422f015bfa3782bffdd24db9a4d2dc", kill_on_drop: false }`
[INFO] [stdout] 456d4058908078be47f8d7eacb9bad92cb422f015bfa3782bffdd24db9a4d2dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "build" "--frozen" "--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] 9ba9c2ce0ffc5036d574d32a51e9be14f30028d2151a2d7f7d09f5b232c3a307
[INFO] running `Command { std: "docker" "start" "-a" "9ba9c2ce0ffc5036d574d32a51e9be14f30028d2151a2d7f7d09f5b232c3a307", kill_on_drop: false }`
[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 1.70s
[INFO] running `Command { std: "docker" "inspect" "9ba9c2ce0ffc5036d574d32a51e9be14f30028d2151a2d7f7d09f5b232c3a307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba9c2ce0ffc5036d574d32a51e9be14f30028d2151a2d7f7d09f5b232c3a307", kill_on_drop: false }`
[INFO] [stdout] 9ba9c2ce0ffc5036d574d32a51e9be14f30028d2151a2d7f7d09f5b232c3a307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f2aca48d4a3be540bb331a083265364f4c8453a5d4facb9accdb23611a17db2
[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" "0f2aca48d4a3be540bb331a083265364f4c8453a5d4facb9accdb23611a17db2", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f2aca48d4a3be540bb331a083265364f4c8453a5d4facb9accdb23611a17db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2aca48d4a3be540bb331a083265364f4c8453a5d4facb9accdb23611a17db2", kill_on_drop: false }`
[INFO] [stdout] 0f2aca48d4a3be540bb331a083265364f4c8453a5d4facb9accdb23611a17db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fddc30a89de2249b51b8299dcce2c04bedbf2fe907135294dcf630e8730d8dc0
[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" "fddc30a89de2249b51b8299dcce2c04bedbf2fe907135294dcf630e8730d8dc0", 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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_simplex-1860695e206f0878)
[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" "fddc30a89de2249b51b8299dcce2c04bedbf2fe907135294dcf630e8730d8dc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddc30a89de2249b51b8299dcce2c04bedbf2fe907135294dcf630e8730d8dc0", kill_on_drop: false }`
[INFO] [stdout] fddc30a89de2249b51b8299dcce2c04bedbf2fe907135294dcf630e8730d8dc0