[INFO] cloning repository https://github.com/dpl0/gemub
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dpl0/gemub" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpl0%2Fgemub", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpl0%2Fgemub'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 995f0dc826083ddd164f31a441ebddbdd48c92b3
[INFO] testing dpl0/gemub against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdpl0%2Fgemub" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dpl0/gemub on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dpl0/gemub
[INFO] finished tweaking git repo https://github.com/dpl0/gemub
[INFO] tweaked toml for git repo https://github.com/dpl0/gemub written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/dpl0/gemub already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30b6a497068bc4c97efd07b5139235094f96791e31861a955b81bb38e2e52a98
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "30b6a497068bc4c97efd07b5139235094f96791e31861a955b81bb38e2e52a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b6a497068bc4c97efd07b5139235094f96791e31861a955b81bb38e2e52a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b6a497068bc4c97efd07b5139235094f96791e31861a955b81bb38e2e52a98", kill_on_drop: false }`
[INFO] [stdout] 30b6a497068bc4c97efd07b5139235094f96791e31861a955b81bb38e2e52a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d902bfb975ccd7f13dfa099c703bbdb35e24759b41cc7d63a9c98bd97e40ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a0d902bfb975ccd7f13dfa099c703bbdb35e24759b41cc7d63a9c98bd97e40ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling gemub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/gameboy/bus.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let buf = buf; // Shadow into an inmutable Copy.
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ram`
[INFO] [stdout]   --> src/gameboy/bus.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ram: Box<Vec<u8>>, // Store memory in heap.
[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 0.85s
[INFO] running `Command { std: "docker" "inspect" "a0d902bfb975ccd7f13dfa099c703bbdb35e24759b41cc7d63a9c98bd97e40ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d902bfb975ccd7f13dfa099c703bbdb35e24759b41cc7d63a9c98bd97e40ab", kill_on_drop: false }`
[INFO] [stdout] a0d902bfb975ccd7f13dfa099c703bbdb35e24759b41cc7d63a9c98bd97e40ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15f6effe97c63c054096094e7704fca866dbcc74a47225e9c5bdd17d54fbee1e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15f6effe97c63c054096094e7704fca866dbcc74a47225e9c5bdd17d54fbee1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling gemub v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]   --> src/gameboy/bus.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let buf = buf; // Shadow into an inmutable Copy.
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `ram`
[INFO] [stdout]   --> src/gameboy/bus.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     ram: Box<Vec<u8>>, // Store memory in heap.
[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 test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "15f6effe97c63c054096094e7704fca866dbcc74a47225e9c5bdd17d54fbee1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f6effe97c63c054096094e7704fca866dbcc74a47225e9c5bdd17d54fbee1e", kill_on_drop: false }`
[INFO] [stdout] 15f6effe97c63c054096094e7704fca866dbcc74a47225e9c5bdd17d54fbee1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37c2037671f8444a2028847acb5b3721fedc7c41a66aa68a9ded7ab82a56cb9c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "37c2037671f8444a2028847acb5b3721fedc7c41a66aa68a9ded7ab82a56cb9c", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/gameboy/bus.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let buf = buf; // Shadow into an inmutable Copy.
[INFO] [stderr]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `ram`
[INFO] [stderr]   --> src/gameboy/bus.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     ram: Box<Vec<u8>>, // Store memory in heap.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gemub-0f49065c048a47a3
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37c2037671f8444a2028847acb5b3721fedc7c41a66aa68a9ded7ab82a56cb9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c2037671f8444a2028847acb5b3721fedc7c41a66aa68a9ded7ab82a56cb9c", kill_on_drop: false }`
[INFO] [stdout] 37c2037671f8444a2028847acb5b3721fedc7c41a66aa68a9ded7ab82a56cb9c
