[INFO] cloning repository https://github.com/gil0mendes/rust-lc3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gil0mendes/rust-lc3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgil0mendes%2Frust-lc3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgil0mendes%2Frust-lc3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8fba8bf14efa798b1763dd43271cb983954472c
[INFO] testing gil0mendes/rust-lc3 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgil0mendes%2Frust-lc3" "/workspace/builds/worker-59/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-59/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gil0mendes/rust-lc3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gil0mendes/rust-lc3
[INFO] finished tweaking git repo https://github.com/gil0mendes/rust-lc3
[INFO] tweaked toml for git repo https://github.com/gil0mendes/rust-lc3 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] crate git repo https://github.com/gil0mendes/rust-lc3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdb958b7638d8f4202e3dcb380d39ac3125595903650f0ffa63df31918a20396
[INFO] running `Command { std: "docker" "start" "-a" "bdb958b7638d8f4202e3dcb380d39ac3125595903650f0ffa63df31918a20396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdb958b7638d8f4202e3dcb380d39ac3125595903650f0ffa63df31918a20396", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdb958b7638d8f4202e3dcb380d39ac3125595903650f0ffa63df31918a20396", kill_on_drop: false }`
[INFO] [stdout] bdb958b7638d8f4202e3dcb380d39ac3125595903650f0ffa63df31918a20396
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4527de0bca6e3f442028e5e17d9b8309d339110b9b26f1710866bf334dc0316
[INFO] running `Command { std: "docker" "start" "-a" "f4527de0bca6e3f442028e5e17d9b8309d339110b9b26f1710866bf334dc0316", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lc-3-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Instructions`
[INFO] [stdout]  --> src/emulator/cpu/instructions.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Instructions {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Flags`
[INFO] [stdout]  --> src/emulator/cpu/registers.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Flags {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Registers`
[INFO] [stdout]   --> src/emulator/cpu/registers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Registers {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stdout]  --> src/emulator/memory.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MEMORY_SIZE: usize = u16::MAX as usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Memory`
[INFO] [stdout]  --> src/emulator/memory.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Memory {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `Command { std: "docker" "inspect" "f4527de0bca6e3f442028e5e17d9b8309d339110b9b26f1710866bf334dc0316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4527de0bca6e3f442028e5e17d9b8309d339110b9b26f1710866bf334dc0316", kill_on_drop: false }`
[INFO] [stdout] f4527de0bca6e3f442028e5e17d9b8309d339110b9b26f1710866bf334dc0316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08f2b197e879be758902c0d7994afb50a6ec368cfc9a138f526057b74d17af37
[INFO] running `Command { std: "docker" "start" "-a" "08f2b197e879be758902c0d7994afb50a6ec368cfc9a138f526057b74d17af37", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lc-3-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Instructions`
[INFO] [stdout]  --> src/emulator/cpu/instructions.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Instructions {
[INFO] [stdout]   |          ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Flags`
[INFO] [stdout]  --> src/emulator/cpu/registers.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Flags {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Registers`
[INFO] [stdout]   --> src/emulator/cpu/registers.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct Registers {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stdout]  --> src/emulator/memory.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const MEMORY_SIZE: usize = u16::MAX as usize;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Memory`
[INFO] [stdout]  --> src/emulator/memory.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Memory {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 24.93s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "08f2b197e879be758902c0d7994afb50a6ec368cfc9a138f526057b74d17af37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f2b197e879be758902c0d7994afb50a6ec368cfc9a138f526057b74d17af37", kill_on_drop: false }`
[INFO] [stdout] 08f2b197e879be758902c0d7994afb50a6ec368cfc9a138f526057b74d17af37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4779c08c58d759ad859eac90529071f6e19f562f5b39ce76c76746ef3027311
[INFO] running `Command { std: "docker" "start" "-a" "a4779c08c58d759ad859eac90529071f6e19f562f5b39ce76c76746ef3027311", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: enum is never used: `Instructions`
[INFO] [stderr]  --> src/emulator/cpu/instructions.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub enum Instructions {
[INFO] [stderr]   |          ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Flags`
[INFO] [stderr]  --> src/emulator/cpu/registers.rs:4:12
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Flags {
[INFO] [stderr]   |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Registers`
[INFO] [stderr]   --> src/emulator/cpu/registers.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct Registers {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stderr]  --> src/emulator/memory.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | const MEMORY_SIZE: usize = u16::MAX as usize;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Memory`
[INFO] [stderr]  --> src/emulator/memory.rs:9:12
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Memory {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lc-3-rust` (bin "lc-3-rust" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lc_3_rust-f4ed29663998de56)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4779c08c58d759ad859eac90529071f6e19f562f5b39ce76c76746ef3027311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4779c08c58d759ad859eac90529071f6e19f562f5b39ce76c76746ef3027311", kill_on_drop: false }`
[INFO] [stdout] a4779c08c58d759ad859eac90529071f6e19f562f5b39ce76c76746ef3027311