[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 try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgil0mendes%2Frust-lc3" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gil0mendes/rust-lc3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-3/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] 74f1d5b3a2bb69a2cef72d77861dc61bd7be00477efb85904309058059a27857
[INFO] running `Command { std: "docker" "start" "-a" "74f1d5b3a2bb69a2cef72d77861dc61bd7be00477efb85904309058059a27857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74f1d5b3a2bb69a2cef72d77861dc61bd7be00477efb85904309058059a27857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f1d5b3a2bb69a2cef72d77861dc61bd7be00477efb85904309058059a27857", kill_on_drop: false }`
[INFO] [stdout] 74f1d5b3a2bb69a2cef72d77861dc61bd7be00477efb85904309058059a27857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 76682c3acd964554d867c5cfad4f40a7cc9ea8a3d40ea81d0114bd884f84a27b
[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" "76682c3acd964554d867c5cfad4f40a7cc9ea8a3d40ea81d0114bd884f84a27b", kill_on_drop: false }`
[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 0.94s
[INFO] running `Command { std: "docker" "inspect" "76682c3acd964554d867c5cfad4f40a7cc9ea8a3d40ea81d0114bd884f84a27b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76682c3acd964554d867c5cfad4f40a7cc9ea8a3d40ea81d0114bd884f84a27b", kill_on_drop: false }`
[INFO] [stdout] 76682c3acd964554d867c5cfad4f40a7cc9ea8a3d40ea81d0114bd884f84a27b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] d8c73cfe293679ef6a8f6a8c25b027794703ae993b81796a009e13674ea7d885
[INFO] running `Command { std: "docker" "start" "-a" "d8c73cfe293679ef6a8f6a8c25b027794703ae993b81796a009e13674ea7d885", kill_on_drop: false }`
[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 test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d8c73cfe293679ef6a8f6a8c25b027794703ae993b81796a009e13674ea7d885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8c73cfe293679ef6a8f6a8c25b027794703ae993b81796a009e13674ea7d885", kill_on_drop: false }`
[INFO] [stdout] d8c73cfe293679ef6a8f6a8c25b027794703ae993b81796a009e13674ea7d885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fb979cc22f70a3c05f556cb17b5f26840abfa8f10708926ce96d8f0b5233d63
[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" "5fb979cc22f70a3c05f556cb17b5f26840abfa8f10708926ce96d8f0b5233d63", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: enum is never used: `Instructions`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/emulator/cpu/instructions.rs:4:10
[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] 4 | pub enum Instructions {
[INFO] [stdout] 
[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 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lc_3_rust-073443e992f03fe6)
[INFO] running `Command { std: "docker" "inspect" "5fb979cc22f70a3c05f556cb17b5f26840abfa8f10708926ce96d8f0b5233d63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb979cc22f70a3c05f556cb17b5f26840abfa8f10708926ce96d8f0b5233d63", kill_on_drop: false }`
[INFO] [stdout] 5fb979cc22f70a3c05f556cb17b5f26840abfa8f10708926ce96d8f0b5233d63