[INFO] updating cached repository https://github.com/zhooda/chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7fc2d58387d1c5f07a986a8968769b1495ff3108 [INFO] testing zhooda/chip8 against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzhooda%2Fchip8" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zhooda/chip8 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zhooda/chip8 [INFO] finished tweaking git repo https://github.com/zhooda/chip8 [INFO] tweaked toml for git repo https://github.com/zhooda/chip8 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/zhooda/chip8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7825966d705064c38db2493c0ef28e0d32feea876fd425aba45e05708c93f65 [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" "e7825966d705064c38db2493c0ef28e0d32feea876fd425aba45e05708c93f65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7825966d705064c38db2493c0ef28e0d32feea876fd425aba45e05708c93f65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7825966d705064c38db2493c0ef28e0d32feea876fd425aba45e05708c93f65", kill_on_drop: false }` [INFO] [stdout] e7825966d705064c38db2493c0ef28e0d32feea876fd425aba45e05708c93f65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 4291cd7361e21ebfbb9fb41566258ffe88328064e59e35590636f029953f8abc [INFO] running `Command { std: "docker" "start" "-a" "4291cd7361e21ebfbb9fb41566258ffe88328064e59e35590636f029953f8abc", kill_on_drop: false }` [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `read_byte` [INFO] [stdout] --> src/memory.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn read_byte(&mut self, address: u16) -> u8 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pretty_hex` [INFO] [stdout] --> src/main.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn pretty_hex(value: &u8) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dump` [INFO] [stdout] --> src/main.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn dump(data: &Vec) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | file.read_to_end(&mut data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `Command { std: "docker" "inspect" "4291cd7361e21ebfbb9fb41566258ffe88328064e59e35590636f029953f8abc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4291cd7361e21ebfbb9fb41566258ffe88328064e59e35590636f029953f8abc", kill_on_drop: false }` [INFO] [stdout] 4291cd7361e21ebfbb9fb41566258ffe88328064e59e35590636f029953f8abc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4df1836e7be42caaa9eb60a91d32e3e924c1bc4f53e315f5f89329353403e208 [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" "4df1836e7be42caaa9eb60a91d32e3e924c1bc4f53e315f5f89329353403e208", kill_on_drop: false }` [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `read_byte` [INFO] [stdout] --> src/memory.rs:45:12 [INFO] [stdout] | [INFO] [stdout] 45 | pub fn read_byte(&mut self, address: u16) -> u8 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `pretty_hex` [INFO] [stdout] --> src/main.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn pretty_hex(value: &u8) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `dump` [INFO] [stdout] --> src/main.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn dump(data: &Vec) { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | file.read_to_end(&mut data); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4df1836e7be42caaa9eb60a91d32e3e924c1bc4f53e315f5f89329353403e208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4df1836e7be42caaa9eb60a91d32e3e924c1bc4f53e315f5f89329353403e208", kill_on_drop: false }` [INFO] [stdout] 4df1836e7be42caaa9eb60a91d32e3e924c1bc4f53e315f5f89329353403e208 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 693d3a088ff44834dcfe3bfaf255847f4c3f251fa6ded190de7fdf432aa9090f [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" "693d3a088ff44834dcfe3bfaf255847f4c3f251fa6ded190de7fdf432aa9090f", kill_on_drop: false }` [INFO] [stderr] warning: associated function is never used: `read_byte` [INFO] [stderr] --> src/memory.rs:45:12 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn read_byte(&mut self, address: u16) -> u8 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `pretty_hex` [INFO] [stderr] --> src/main.rs:8:4 [INFO] [stderr] | [INFO] [stderr] 8 | fn pretty_hex(value: &u8) -> String { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `dump` [INFO] [stderr] --> src/main.rs:18:4 [INFO] [stderr] | [INFO] [stderr] 18 | fn dump(data: &Vec) { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | file.read_to_end(&mut data); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/chip8-c4acee25422ef4c4 [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" "693d3a088ff44834dcfe3bfaf255847f4c3f251fa6ded190de7fdf432aa9090f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "693d3a088ff44834dcfe3bfaf255847f4c3f251fa6ded190de7fdf432aa9090f", kill_on_drop: false }` [INFO] [stdout] 693d3a088ff44834dcfe3bfaf255847f4c3f251fa6ded190de7fdf432aa9090f