[INFO] cloning repository https://github.com/justapig9020/arm_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/justapig9020/arm_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustapig9020%2Farm_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustapig9020%2Farm_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfeb69b8c57e097857f7af0398d4884ff332ddef
[INFO] testing justapig9020/arm_emulator against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjustapig9020%2Farm_emulator" "/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/justapig9020/arm_emulator on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/justapig9020/arm_emulator
[INFO] finished tweaking git repo https://github.com/justapig9020/arm_emulator
[INFO] tweaked toml for git repo https://github.com/justapig9020/arm_emulator written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/justapig9020/arm_emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40517678ee39e62ccb7cf97c97e4652c169aba01e6e73166bca1d39dabd5c89f
[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" "40517678ee39e62ccb7cf97c97e4652c169aba01e6e73166bca1d39dabd5c89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40517678ee39e62ccb7cf97c97e4652c169aba01e6e73166bca1d39dabd5c89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40517678ee39e62ccb7cf97c97e4652c169aba01e6e73166bca1d39dabd5c89f", kill_on_drop: false }`
[INFO] [stdout] 40517678ee39e62ccb7cf97c97e4652c169aba01e6e73166bca1d39dabd5c89f
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 030174baf24a61c37f2a3dc11e56d9d414a68748c45ccc23e7879e5e7eb1049c
[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" "030174baf24a61c37f2a3dc11e56d9d414a68748c45ccc23e7879e5e7eb1049c", kill_on_drop: false }`
[INFO] [stderr]    Compiling arm_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ram`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ram: [u8; 1 * 1024 * 1024], rom: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.03s
[INFO] running `Command { std: "docker" "inspect" "030174baf24a61c37f2a3dc11e56d9d414a68748c45ccc23e7879e5e7eb1049c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030174baf24a61c37f2a3dc11e56d9d414a68748c45ccc23e7879e5e7eb1049c", kill_on_drop: false }`
[INFO] [stdout] 030174baf24a61c37f2a3dc11e56d9d414a68748c45ccc23e7879e5e7eb1049c
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] f3c64079c35f458ee14aa4fb86e383a91efe5ebd3213c4dfe1a12761d11eb610
[INFO] running `Command { std: "docker" "start" "-a" "f3c64079c35f458ee14aa4fb86e383a91efe5ebd3213c4dfe1a12761d11eb610", kill_on_drop: false }`
[INFO] [stderr]    Compiling arm_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `ram`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     ram: [u8; 1 * 1024 * 1024], rom: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.89s
[INFO] running `Command { std: "docker" "inspect" "f3c64079c35f458ee14aa4fb86e383a91efe5ebd3213c4dfe1a12761d11eb610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c64079c35f458ee14aa4fb86e383a91efe5ebd3213c4dfe1a12761d11eb610", kill_on_drop: false }`
[INFO] [stdout] f3c64079c35f458ee14aa4fb86e383a91efe5ebd3213c4dfe1a12761d11eb610
[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" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b44e8875ade23a76109fbbaa786e69db7eabf4c6f19dae45806d4cc431c957cf
[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" "b44e8875ade23a76109fbbaa786e69db7eabf4c6f19dae45806d4cc431c957cf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `ram`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:8:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 8 |     ram: [u8; 1 * 1024 * 1024], rom: Vec<u8>,
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arm_emulator-5659d97f49c81d88
[INFO] running `Command { std: "docker" "inspect" "b44e8875ade23a76109fbbaa786e69db7eabf4c6f19dae45806d4cc431c957cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44e8875ade23a76109fbbaa786e69db7eabf4c6f19dae45806d4cc431c957cf", kill_on_drop: false }`
[INFO] [stdout] b44e8875ade23a76109fbbaa786e69db7eabf4c6f19dae45806d4cc431c957cf