[INFO] cloning repository https://github.com/pdp-11-rs/pdp-11
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pdp-11-rs/pdp-11" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdp-11-rs%2Fpdp-11", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdp-11-rs%2Fpdp-11'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4904f27d17db8c1276cefc88bea1ff0fecfecc52
[INFO] checking pdp-11-rs/pdp-11 against try#bf5ff6675cf10ce009ac02007b064a7cfc4509ac for pr-140558
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpdp-11-rs%2Fpdp-11" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pdp-11-rs/pdp-11 on toolchain bf5ff6675cf10ce009ac02007b064a7cfc4509ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pdp-11-rs/pdp-11
[INFO] finished tweaking git repo https://github.com/pdp-11-rs/pdp-11
[INFO] tweaked toml for git repo https://github.com/pdp-11-rs/pdp-11 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pdp-11-rs/pdp-11 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" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "fetch" "--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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c699e1c93e01ad446e6d3944f7c53646caaea789e59a580c39fc1c8fbc534f9
[INFO] running `Command { std: "docker" "start" "-a" "5c699e1c93e01ad446e6d3944f7c53646caaea789e59a580c39fc1c8fbc534f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c699e1c93e01ad446e6d3944f7c53646caaea789e59a580c39fc1c8fbc534f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c699e1c93e01ad446e6d3944f7c53646caaea789e59a580c39fc1c8fbc534f9", kill_on_drop: false }`
[INFO] [stdout] 5c699e1c93e01ad446e6d3944f7c53646caaea789e59a580c39fc1c8fbc534f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+bf5ff6675cf10ce009ac02007b064a7cfc4509ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4685b3841e672b797d117d9a5445a5adeaf82dc95a2c88c51b9be87c152aeae6
[INFO] running `Command { std: "docker" "start" "-a" "4685b3841e672b797d117d9a5445a5adeaf82dc95a2c88c51b9be87c152aeae6", kill_on_drop: false }`
[INFO] [stderr]     Checking pdp-11 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ram::Byte`
[INFO] [stdout]  --> src/cpu.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ram::Byte;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ram::Byte`
[INFO] [stdout]  --> src/cpu.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ram::Byte;
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `psw` is never read
[INFO] [stdout]   --> src/cpu.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Cpu {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 16 |     registers: Registers,
[INFO] [stdout] 17 |     psw: ProcessorStatusWord,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cpu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `carry`, `overflow`, `zero`, `negative`, `trap`, and `ipl` are never read
[INFO] [stdout]   --> src/cpu.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ProcessorStatusWord {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 23 |     carry: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     overflow: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     zero: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     negative: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     trap: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     ipl: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessorStatusWord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `psw` is never read
[INFO] [stdout]   --> src/cpu.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct Cpu {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 16 |     registers: Registers,
[INFO] [stdout] 17 |     psw: ProcessorStatusWord,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Cpu` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `carry`, `overflow`, `zero`, `negative`, `trap`, and `ipl` are never read
[INFO] [stdout]   --> src/cpu.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ProcessorStatusWord {
[INFO] [stdout]    |            ------------------- fields in this struct
[INFO] [stdout] 23 |     carry: bool,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 24 |     overflow: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 25 |     zero: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 26 |     negative: bool,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 27 |     trap: bool,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 28 |     ipl: u8,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessorStatusWord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "4685b3841e672b797d117d9a5445a5adeaf82dc95a2c88c51b9be87c152aeae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4685b3841e672b797d117d9a5445a5adeaf82dc95a2c88c51b9be87c152aeae6", kill_on_drop: false }`
[INFO] [stdout] 4685b3841e672b797d117d9a5445a5adeaf82dc95a2c88c51b9be87c152aeae6