[INFO] cloning repository https://github.com/mreboland/rustTypesArraysVectorsSlices
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mreboland/rustTypesArraysVectorsSlices" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustTypesArraysVectorsSlices", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmreboland%2FrustTypesArraysVectorsSlices'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b5a48f68036f85a985f57e00a5b14744838f6b9
[INFO] testing mreboland/rustTypesArraysVectorsSlices 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%2Fmreboland%2FrustTypesArraysVectorsSlices" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mreboland/rustTypesArraysVectorsSlices 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/mreboland/rustTypesArraysVectorsSlices
[INFO] finished tweaking git repo https://github.com/mreboland/rustTypesArraysVectorsSlices
[INFO] tweaked toml for git repo https://github.com/mreboland/rustTypesArraysVectorsSlices written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/mreboland/rustTypesArraysVectorsSlices 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-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 03c7211addf41bc8f57d7e1032cd54b76a9b295765738aab688aba49395ee74a
[INFO] running `Command { std: "docker" "start" "-a" "03c7211addf41bc8f57d7e1032cd54b76a9b295765738aab688aba49395ee74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03c7211addf41bc8f57d7e1032cd54b76a9b295765738aab688aba49395ee74a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c7211addf41bc8f57d7e1032cd54b76a9b295765738aab688aba49395ee74a", kill_on_drop: false }`
[INFO] [stdout] 03c7211addf41bc8f57d7e1032cd54b76a9b295765738aab688aba49395ee74a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] b40aeb1ea4f0125eb604e53601510feac316a8c36e59f491b879f910a8746de2
[INFO] running `Command { std: "docker" "start" "-a" "b40aeb1ea4f0125eb604e53601510feac316a8c36e59f491b879f910a8746de2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling types-arrays-vectors-slices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sa`
[INFO] [stdout]    --> src/main.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let sa: &[f64] = &a;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sa`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_pixel_buffer`
[INFO] [stdout]   --> src/main.rs:67:8
[INFO] [stdout]    |
[INFO] [stdout] 67 |     fn new_pixel_buffer(rows: usize, cols: usize) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "b40aeb1ea4f0125eb604e53601510feac316a8c36e59f491b879f910a8746de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40aeb1ea4f0125eb604e53601510feac316a8c36e59f491b879f910a8746de2", kill_on_drop: false }`
[INFO] [stdout] b40aeb1ea4f0125eb604e53601510feac316a8c36e59f491b879f910a8746de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] 161b1b6bb05cbc31e084590b791cadf297b4183ed902ae5596c0276aad055c35
[INFO] running `Command { std: "docker" "start" "-a" "161b1b6bb05cbc31e084590b791cadf297b4183ed902ae5596c0276aad055c35", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling types-arrays-vectors-slices v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sa`
[INFO] [stdout]    --> src/main.rs:169:9
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let sa: &[f64] = &a;
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sa`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/types_arrays_vectors_slices-4282df7678ef1876)
[INFO] running `Command { std: "docker" "inspect" "161b1b6bb05cbc31e084590b791cadf297b4183ed902ae5596c0276aad055c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161b1b6bb05cbc31e084590b791cadf297b4183ed902ae5596c0276aad055c35", kill_on_drop: false }`
[INFO] [stdout] 161b1b6bb05cbc31e084590b791cadf297b4183ed902ae5596c0276aad055c35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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] d28aafa898f5904eb67190f45c634d66a87cee286d4b7760aa9c16f17260260e
[INFO] running `Command { std: "docker" "start" "-a" "d28aafa898f5904eb67190f45c634d66a87cee286d4b7760aa9c16f17260260e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `sa`
[INFO] [stderr]    --> src/main.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let sa: &[f64] = &a;
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_sa`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `types-arrays-vectors-slices` (bin "types-arrays-vectors-slices" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/types_arrays_vectors_slices-4282df7678ef1876)
[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 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d28aafa898f5904eb67190f45c634d66a87cee286d4b7760aa9c16f17260260e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28aafa898f5904eb67190f45c634d66a87cee286d4b7760aa9c16f17260260e", kill_on_drop: false }`
[INFO] [stdout] d28aafa898f5904eb67190f45c634d66a87cee286d4b7760aa9c16f17260260e