[INFO] cloning repository https://github.com/mufassa8/start-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mufassa8/start-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmufassa8%2Fstart-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmufassa8%2Fstart-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa2849f557e70af01b5429561ca9456d76bb7389
[INFO] testing mufassa8/start-rust 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%2Fmufassa8%2Fstart-rust" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mufassa8/start-rust 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/mufassa8/start-rust
[INFO] finished tweaking git repo https://github.com/mufassa8/start-rust
[INFO] tweaked toml for git repo https://github.com/mufassa8/start-rust written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/mufassa8/start-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 21df344dadadcfa1ca929e66ec6a0d18b3a089ffdd63dfb90e2bcfcbccd703fc
[INFO] running `Command { std: "docker" "start" "-a" "21df344dadadcfa1ca929e66ec6a0d18b3a089ffdd63dfb90e2bcfcbccd703fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21df344dadadcfa1ca929e66ec6a0d18b3a089ffdd63dfb90e2bcfcbccd703fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21df344dadadcfa1ca929e66ec6a0d18b3a089ffdd63dfb90e2bcfcbccd703fc", kill_on_drop: false }`
[INFO] [stdout] 21df344dadadcfa1ca929e66ec6a0d18b3a089ffdd63dfb90e2bcfcbccd703fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] d96e488dddb7985df962b50516e04dcb1374901ab04c4cfe53759a115bd7bfdc
[INFO] running `Command { std: "docker" "start" "-a" "d96e488dddb7985df962b50516e04dcb1374901ab04c4cfe53759a115bd7bfdc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling start-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `arr2`
[INFO] [stdout]  --> pointer_ref.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let arr2 = arr1;
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_arr2`
[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 dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "d96e488dddb7985df962b50516e04dcb1374901ab04c4cfe53759a115bd7bfdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d96e488dddb7985df962b50516e04dcb1374901ab04c4cfe53759a115bd7bfdc", kill_on_drop: false }`
[INFO] [stdout] d96e488dddb7985df962b50516e04dcb1374901ab04c4cfe53759a115bd7bfdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 0e1c03defa925d6a2edf4087b754f016dbe0a67228c05480eb58851c0aad7491
[INFO] running `Command { std: "docker" "start" "-a" "0e1c03defa925d6a2edf4087b754f016dbe0a67228c05480eb58851c0aad7491", 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] [stderr]    Compiling start-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `arr2`
[INFO] [stdout]  --> pointer_ref.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let arr2 = arr1;
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_arr2`
[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 0.56s
[INFO] [stderr]   Executable unittests main.rs (/opt/rustwide/target/debug/deps/start_rust-5aefb992ddb4a1a6)
[INFO] running `Command { std: "docker" "inspect" "0e1c03defa925d6a2edf4087b754f016dbe0a67228c05480eb58851c0aad7491", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e1c03defa925d6a2edf4087b754f016dbe0a67228c05480eb58851c0aad7491", kill_on_drop: false }`
[INFO] [stdout] 0e1c03defa925d6a2edf4087b754f016dbe0a67228c05480eb58851c0aad7491
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 7cc3a2e48c7b305796f0b1f3fecb0c547746157608eed69203a7d4d60fa0c7dd
[INFO] running `Command { std: "docker" "start" "-a" "7cc3a2e48c7b305796f0b1f3fecb0c547746157608eed69203a7d4d60fa0c7dd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `arr2`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> pointer_ref.rs:6:9
[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] 6 |     let arr2 = arr1;
[INFO] [stdout] 
[INFO] [stderr]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_arr2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `start-rust` (bin "start-rust" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests main.rs (/opt/rustwide/target/debug/deps/start_rust-5aefb992ddb4a1a6)
[INFO] running `Command { std: "docker" "inspect" "7cc3a2e48c7b305796f0b1f3fecb0c547746157608eed69203a7d4d60fa0c7dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc3a2e48c7b305796f0b1f3fecb0c547746157608eed69203a7d4d60fa0c7dd", kill_on_drop: false }`
[INFO] [stdout] 7cc3a2e48c7b305796f0b1f3fecb0c547746157608eed69203a7d4d60fa0c7dd