[INFO] cloning repository https://github.com/scrabsha/rustc-array-lint
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scrabsha/rustc-array-lint" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrabsha%2Frustc-array-lint", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscrabsha%2Frustc-array-lint'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd8cd9fdbc341604df9df41443dab751b0774863
[INFO] testing scrabsha/rustc-array-lint 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%2Fscrabsha%2Frustc-array-lint" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scrabsha/rustc-array-lint 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/scrabsha/rustc-array-lint
[INFO] finished tweaking git repo https://github.com/scrabsha/rustc-array-lint
[INFO] tweaked toml for git repo https://github.com/scrabsha/rustc-array-lint written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/scrabsha/rustc-array-lint 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b6cf0f17e4e5b8b5c585a3b442b670b1f3a110566f996622b304b2dbf2b99fd1
[INFO] running `Command { std: "docker" "start" "-a" "b6cf0f17e4e5b8b5c585a3b442b670b1f3a110566f996622b304b2dbf2b99fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6cf0f17e4e5b8b5c585a3b442b670b1f3a110566f996622b304b2dbf2b99fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6cf0f17e4e5b8b5c585a3b442b670b1f3a110566f996622b304b2dbf2b99fd1", kill_on_drop: false }`
[INFO] [stdout] b6cf0f17e4e5b8b5c585a3b442b670b1f3a110566f996622b304b2dbf2b99fd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] 98e82c744ea499d9501b5d2cd522f95bc4bf344b9b5d43651af97de6a9135911
[INFO] running `Command { std: "docker" "start" "-a" "98e82c744ea499d9501b5d2cd522f95bc4bf344b9b5d43651af97de6a9135911", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustc-array-lint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this operation will panic at runtime
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 |     println!("{}", a[1]);
[INFO] [stdout]   |                    ^^^^ index out of bounds: the length is 1 but the index is 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unconditional_panic)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.41s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "98e82c744ea499d9501b5d2cd522f95bc4bf344b9b5d43651af97de6a9135911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e82c744ea499d9501b5d2cd522f95bc4bf344b9b5d43651af97de6a9135911", kill_on_drop: false }`
[INFO] [stdout] 98e82c744ea499d9501b5d2cd522f95bc4bf344b9b5d43651af97de6a9135911
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 05aad5426ab257cbdf6b168cd4b76ea743d3b128bdf6845a9ccdd04836e8b5df
[INFO] running `Command { std: "docker" "start" "-a" "05aad5426ab257cbdf6b168cd4b76ea743d3b128bdf6845a9ccdd04836e8b5df", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-array-lint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "05aad5426ab257cbdf6b168cd4b76ea743d3b128bdf6845a9ccdd04836e8b5df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05aad5426ab257cbdf6b168cd4b76ea743d3b128bdf6845a9ccdd04836e8b5df", kill_on_drop: false }`
[INFO] [stdout] 05aad5426ab257cbdf6b168cd4b76ea743d3b128bdf6845a9ccdd04836e8b5df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 46b1967a0d897ce29e3aea4a85a18d7aa2683e217e0d1b42721912f572be205e
[INFO] running `Command { std: "docker" "start" "-a" "46b1967a0d897ce29e3aea4a85a18d7aa2683e217e0d1b42721912f572be205e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustc_array_lint-52307cf3292687c3)
[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" "46b1967a0d897ce29e3aea4a85a18d7aa2683e217e0d1b42721912f572be205e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46b1967a0d897ce29e3aea4a85a18d7aa2683e217e0d1b42721912f572be205e", kill_on_drop: false }`
[INFO] [stdout] 46b1967a0d897ce29e3aea4a85a18d7aa2683e217e0d1b42721912f572be205e