[INFO] cloning repository https://github.com/naari3/emu6502
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/naari3/emu6502" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Femu6502", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Femu6502'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4815180fa6cea60e22e4b493d4926d3bcb88f47
[INFO] checking naari3/emu6502 against try#6db1a6a7ebb2ad243051f3ff949f987dd70cde2b+rustflags=-Dreturn-local-variable-ptr for pr-134218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnaari3%2Femu6502" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/naari3/emu6502 on toolchain 6db1a6a7ebb2ad243051f3ff949f987dd70cde2b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/naari3/emu6502
[INFO] finished tweaking git repo https://github.com/naari3/emu6502
[INFO] tweaked toml for git repo https://github.com/naari3/emu6502 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/naari3/emu6502 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3faf677e0e9309534a923202769e8db8b7af56c5cd535c9f91d5265a1299a1eb
[INFO] running `Command { std: "docker" "start" "-a" "3faf677e0e9309534a923202769e8db8b7af56c5cd535c9f91d5265a1299a1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3faf677e0e9309534a923202769e8db8b7af56c5cd535c9f91d5265a1299a1eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3faf677e0e9309534a923202769e8db8b7af56c5cd535c9f91d5265a1299a1eb", kill_on_drop: false }`
[INFO] [stdout] 3faf677e0e9309534a923202769e8db8b7af56c5cd535c9f91d5265a1299a1eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dreturn-local-variable-ptr" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+6db1a6a7ebb2ad243051f3ff949f987dd70cde2b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 286386dcace7544be88ccc90c6136c0b5d41a3b6673ddc00d49c731520962416
[INFO] running `Command { std: "docker" "start" "-a" "286386dcace7544be88ccc90c6136c0b5d41a3b6673ddc00d49c731520962416", kill_on_drop: false }`
[INFO] [stderr]     Checking emu6502 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/instruction.rs:250:56
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub struct OpCode(pub Instruction, pub AddressingMode, Officiality);
[INFO] [stdout]     |            ------ field in this struct                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/instruction.rs:250:56
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub struct OpCode(pub Instruction, pub AddressingMode, Officiality);
[INFO] [stdout]     |            ------ field in this struct                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_byte_without_effect` is never used
[INFO] [stdout]  --> src/ram.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub trait MemIO {
[INFO] [stdout]   |           ----- method in this trait
[INFO] [stdout] 6 |     fn read_byte(&mut self, address: usize) -> u8;
[INFO] [stdout] 7 |     fn read_byte_without_effect(&mut self, address: usize) -> u8;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/instruction.rs:250:56
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub struct OpCode(pub Instruction, pub AddressingMode, Officiality);
[INFO] [stdout]     |            ------ field in this struct                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/instruction.rs:250:56
[INFO] [stdout]     |
[INFO] [stdout] 250 | pub struct OpCode(pub Instruction, pub AddressingMode, Officiality);
[INFO] [stdout]     |            ------ field in this struct                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `OpCode` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emu6502` (bin "emu6502" test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/6db1a6a7ebb2ad243051f3ff949f987dd70cde2b/bin/rustc --crate-name emu6502 --edition=2018 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values("default", "logging"))' -C metadata=fb4dff7157b07154 -C extra-filename=-ad42fd05a28ac423 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern emu6502=/opt/rustwide/target/debug/deps/libemu6502-8cbf733175db38ff.rmeta --cap-lints=forbid -Dreturn-local-variable-ptr` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "286386dcace7544be88ccc90c6136c0b5d41a3b6673ddc00d49c731520962416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286386dcace7544be88ccc90c6136c0b5d41a3b6673ddc00d49c731520962416", kill_on_drop: false }`
[INFO] [stdout] 286386dcace7544be88ccc90c6136c0b5d41a3b6673ddc00d49c731520962416