[INFO] cloning repository https://github.com/Neo-vortex/RectangleIntegral
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Neo-vortex/RectangleIntegral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeo-vortex%2FRectangleIntegral", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeo-vortex%2FRectangleIntegral'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9825cc605654a59baa0dbc71cab0efdb0ac1689c
[INFO] testing Neo-vortex/RectangleIntegral against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeo-vortex%2FRectangleIntegral" "/workspace/builds/worker-43/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-43/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Neo-vortex/RectangleIntegral on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Neo-vortex/RectangleIntegral
[INFO] finished tweaking git repo https://github.com/Neo-vortex/RectangleIntegral
[INFO] tweaked toml for git repo https://github.com/Neo-vortex/RectangleIntegral written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate git repo https://github.com/Neo-vortex/RectangleIntegral already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a60c64c2d2e6f83c6df4df6a8d2f340135f3806ec7af1f8d126b3744941020e
[INFO] running `Command { std: "docker" "start" "-a" "2a60c64c2d2e6f83c6df4df6a8d2f340135f3806ec7af1f8d126b3744941020e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a60c64c2d2e6f83c6df4df6a8d2f340135f3806ec7af1f8d126b3744941020e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a60c64c2d2e6f83c6df4df6a8d2f340135f3806ec7af1f8d126b3744941020e", kill_on_drop: false }`
[INFO] [stdout] 2a60c64c2d2e6f83c6df4df6a8d2f340135f3806ec7af1f8d126b3744941020e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46605ba1124706cb251d78601ca444696f854e2cc3993a5d62f36e95e2dfb092
[INFO] running `Command { std: "docker" "start" "-a" "46605ba1124706cb251d78601ca444696f854e2cc3993a5d62f36e95e2dfb092", kill_on_drop: false }`
[INFO] [stderr]    Compiling RectangleIntegral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `delta` is never read
[INFO] [stdout]  --> src/main.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let mut  delta:f32 = 0.0;
[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: crate `RectangleIntegral` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rectangle_integral`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.46s
[INFO] running `Command { std: "docker" "inspect" "46605ba1124706cb251d78601ca444696f854e2cc3993a5d62f36e95e2dfb092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46605ba1124706cb251d78601ca444696f854e2cc3993a5d62f36e95e2dfb092", kill_on_drop: false }`
[INFO] [stdout] 46605ba1124706cb251d78601ca444696f854e2cc3993a5d62f36e95e2dfb092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aff95939720e63dd4969abc28debd8fde9969a3a5a078c81077d243c42aae935
[INFO] running `Command { std: "docker" "start" "-a" "aff95939720e63dd4969abc28debd8fde9969a3a5a078c81077d243c42aae935", kill_on_drop: false }`
[INFO] [stderr]    Compiling RectangleIntegral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `delta` is never read
[INFO] [stdout]  --> src/main.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 |     let mut  delta:f32 = 0.0;
[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: crate `RectangleIntegral` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rectangle_integral`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.10s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/RectangleIntegral-4c08fd396988d74c)
[INFO] running `Command { std: "docker" "inspect" "aff95939720e63dd4969abc28debd8fde9969a3a5a078c81077d243c42aae935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aff95939720e63dd4969abc28debd8fde9969a3a5a078c81077d243c42aae935", kill_on_drop: false }`
[INFO] [stdout] aff95939720e63dd4969abc28debd8fde9969a3a5a078c81077d243c42aae935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9fcc2fb859f051d4431c1b0dc1ba93a0c5899aeb8c70d519499ecdbe2667f8b6
[INFO] running `Command { std: "docker" "start" "-a" "9fcc2fb859f051d4431c1b0dc1ba93a0c5899aeb8c70d519499ecdbe2667f8b6", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `delta` is never read
[INFO] [stderr]  --> src/main.rs:2:14
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] running 0 tests
[INFO] [stderr] 2 |     let mut  delta:f32 = 0.0;
[INFO] [stdout] 
[INFO] [stderr]   |              ^^^^^
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RectangleIntegral` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rectangle_integral`
[INFO] [stderr] 
[INFO] [stderr] warning: `RectangleIntegral` (bin "RectangleIntegral" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/RectangleIntegral-4c08fd396988d74c)
[INFO] running `Command { std: "docker" "inspect" "9fcc2fb859f051d4431c1b0dc1ba93a0c5899aeb8c70d519499ecdbe2667f8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcc2fb859f051d4431c1b0dc1ba93a0c5899aeb8c70d519499ecdbe2667f8b6", kill_on_drop: false }`
[INFO] [stdout] 9fcc2fb859f051d4431c1b0dc1ba93a0c5899aeb8c70d519499ecdbe2667f8b6