[INFO] cloning repository https://github.com/EzraChai/rust_owner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EzraChai/rust_owner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEzraChai%2Frust_owner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEzraChai%2Frust_owner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e9cb23fdf9e304f094726e7e4dd25d96013bc11
[INFO] testing EzraChai/rust_owner against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEzraChai%2Frust_owner" "/workspace/builds/worker-41/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-41/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EzraChai/rust_owner on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EzraChai/rust_owner
[INFO] finished tweaking git repo https://github.com/EzraChai/rust_owner
[INFO] tweaked toml for git repo https://github.com/EzraChai/rust_owner written to /workspace/builds/worker-41/source/Cargo.toml
[INFO] crate git repo https://github.com/EzraChai/rust_owner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd53dc720d650832f4b048fa450f6e5c4371f12a1e2101d74841ba8b1b4e5dd1
[INFO] running `Command { std: "docker" "start" "-a" "cd53dc720d650832f4b048fa450f6e5c4371f12a1e2101d74841ba8b1b4e5dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd53dc720d650832f4b048fa450f6e5c4371f12a1e2101d74841ba8b1b4e5dd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd53dc720d650832f4b048fa450f6e5c4371f12a1e2101d74841ba8b1b4e5dd1", kill_on_drop: false }`
[INFO] [stdout] cd53dc720d650832f4b048fa450f6e5c4371f12a1e2101d74841ba8b1b4e5dd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c101ad03fb2e8e29ae2ca832c3229caa360fcfac79ac84d5f33354073a37e1c
[INFO] running `Command { std: "docker" "start" "-a" "8c101ad03fb2e8e29ae2ca832c3229caa360fcfac79ac84d5f33354073a37e1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling owner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let s2 = s1.clone();
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[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 0.41s
[INFO] running `Command { std: "docker" "inspect" "8c101ad03fb2e8e29ae2ca832c3229caa360fcfac79ac84d5f33354073a37e1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c101ad03fb2e8e29ae2ca832c3229caa360fcfac79ac84d5f33354073a37e1c", kill_on_drop: false }`
[INFO] [stdout] 8c101ad03fb2e8e29ae2ca832c3229caa360fcfac79ac84d5f33354073a37e1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ebf80e718785cc498f4b48566518db95aff16fcb997854f5e71f4ad9d5121b3
[INFO] running `Command { std: "docker" "start" "-a" "0ebf80e718785cc498f4b48566518db95aff16fcb997854f5e71f4ad9d5121b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling owner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `s2`
[INFO] [stdout]  --> src/main.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     let s2 = s1.clone();
[INFO] [stdout]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[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 0.48s
[INFO] running `Command { std: "docker" "inspect" "0ebf80e718785cc498f4b48566518db95aff16fcb997854f5e71f4ad9d5121b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ebf80e718785cc498f4b48566518db95aff16fcb997854f5e71f4ad9d5121b3", kill_on_drop: false }`
[INFO] [stdout] 0ebf80e718785cc498f4b48566518db95aff16fcb997854f5e71f4ad9d5121b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-41/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1e00c870407fe3aacd65c43c07d901d71a7bcaa0ea83329b2438ce7dda52c8e0
[INFO] running `Command { std: "docker" "start" "-a" "1e00c870407fe3aacd65c43c07d901d71a7bcaa0ea83329b2438ce7dda52c8e0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `s2`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:3:9
[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] 3 |     let s2 = s1.clone();
[INFO] [stdout] 
[INFO] [stderr]   |         ^^ help: if this is intentional, prefix it with an underscore: `_s2`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `owner` (bin "owner" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/owner-d62f814c42abb9a9)
[INFO] running `Command { std: "docker" "inspect" "1e00c870407fe3aacd65c43c07d901d71a7bcaa0ea83329b2438ce7dda52c8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e00c870407fe3aacd65c43c07d901d71a7bcaa0ea83329b2438ce7dda52c8e0", kill_on_drop: false }`
[INFO] [stdout] 1e00c870407fe3aacd65c43c07d901d71a7bcaa0ea83329b2438ce7dda52c8e0