[INFO] cloning repository https://github.com/mitoma/nand2tetris
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mitoma/nand2tetris" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitoma%2Fnand2tetris", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitoma%2Fnand2tetris'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dcc7b9dd947ae19d9537935c25d2d75113094ae2
[INFO] testing mitoma/nand2tetris/dcc7b9dd947ae19d9537935c25d2d75113094ae2 against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmitoma%2Fnand2tetris" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mitoma/nand2tetris on toolchain 552a959051cebf8f88a8f558399baf733bec9ce0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mitoma/nand2tetris
[INFO] finished tweaking git repo https://github.com/mitoma/nand2tetris
[INFO] tweaked toml for git repo https://github.com/mitoma/nand2tetris written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mitoma/nand2tetris 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" "+552a959051cebf8f88a8f558399baf733bec9ce0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded arg_enum_proc_macro v0.3.4
[INFO] [stderr]   Downloaded loop9 v0.1.5
[INFO] [stderr]   Downloaded interpolate_name v0.2.4
[INFO] [stderr]   Downloaded rust_hawktracer_normal_macro v0.4.1
[INFO] [stderr]   Downloaded simd_helpers v0.1.0
[INFO] [stderr]   Downloaded rust_hawktracer_proc_macro v0.4.1
[INFO] [stderr]   Downloaded rust_hawktracer v0.7.0
[INFO] [stderr]   Downloaded bit_field v0.10.1
[INFO] [stderr]   Downloaded av1-grain v0.2.3
[INFO] [stderr]   Downloaded env_logger v0.11.0
[INFO] [stderr]   Downloaded image-webp v0.1.0
[INFO] [stderr]   Downloaded png v0.17.6
[INFO] [stderr]   Downloaded futures v0.3.24
[INFO] [stderr]   Downloaded libfuzzer-sys v0.3.5
[INFO] [stderr]   Downloaded toml_edit v0.22.6
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.7
[INFO] [stderr]   Downloaded sdl2 v0.35.2
[INFO] [stderr]   Downloaded zune-jpeg v0.4.11
[INFO] [stderr]   Downloaded minifb v0.25.0
[INFO] [stderr]   Downloaded exr v1.5.0
[INFO] [stderr]   Downloaded x11-dl v2.20.0
[INFO] [stderr]   Downloaded cargo-lock v8.0.3
[INFO] [stderr]   Downloaded anyhow v1.0.80
[INFO] [stderr]   Downloaded cfg-expr v0.15.7
[INFO] [stderr]   Downloaded toml v0.8.10
[INFO] [stderr]   Downloaded system-deps v6.2.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded spin v0.9.4
[INFO] [stderr]   Downloaded bitstream-io v1.10.0
[INFO] [stderr]   Downloaded arbitrary v0.4.7
[INFO] [stderr]   Downloaded bitstream-io v2.2.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded bytemuck v1.12.1
[INFO] [stderr]   Downloaded ravif v0.11.4
[INFO] [stderr]   Downloaded const_fn v0.4.3
[INFO] [stderr]   Downloaded futures-macro v0.3.24
[INFO] [stderr]   Downloaded avif-serialize v0.8.1
[INFO] [stderr]   Downloaded built v0.5.2
[INFO] [stderr]   Downloaded built v0.7.1
[INFO] [stderr]   Downloaded aligned-vec v0.5.0
[INFO] [stderr]   Downloaded v_frame v0.3.8
[INFO] [stderr]   Downloaded futures-executor v0.3.24
[INFO] [stderr]   Downloaded cmake v0.1.48
[INFO] [stderr]   Downloaded version-compare v0.1.0
[INFO] [stderr]   Downloaded noop_proc_macro v0.3.0
[INFO] [stderr]   Downloaded profiling-procmacros v1.0.15
[INFO] [stderr]   Downloaded maybe-rayon v0.1.1
[INFO] [stderr]   Downloaded orbclient v0.3.32
[INFO] [stderr]   Downloaded rav1e v0.7.1
[INFO] [stderr]   Downloaded rav1e v0.6.6
[INFO] [stderr]   Downloaded sdl2-sys v0.35.2
[INFO] [stderr]   Downloaded image v0.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f29afb74f5a240385539267d40db8b2b5a8bbd29d7fcc85c899936fd2eb4e0fb
[INFO] running `Command { std: "docker" "start" "-a" "f29afb74f5a240385539267d40db8b2b5a8bbd29d7fcc85c899936fd2eb4e0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f29afb74f5a240385539267d40db8b2b5a8bbd29d7fcc85c899936fd2eb4e0fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29afb74f5a240385539267d40db8b2b5a8bbd29d7fcc85c899936fd2eb4e0fb", kill_on_drop: false }`
[INFO] [stdout] f29afb74f5a240385539267d40db8b2b5a8bbd29d7fcc85c899936fd2eb4e0fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfba8c256153e8332a60c8ef5c6e343577cf44db9162d66b6db80dce1edc044e
[INFO] running `Command { std: "docker" "start" "-a" "bfba8c256153e8332a60c8ef5c6e343577cf44db9162d66b6db80dce1edc044e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling dlib v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling log v0.4.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.5.4
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling built v0.7.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling futures-core v0.3.24
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling bytemuck v1.12.1
[INFO] [stderr]    Compiling spin v0.9.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.0
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling imgref v1.10.1
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling strsim v0.11.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling futures-sink v0.3.24
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling nix v0.24.2
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling weezl v0.1.8
[INFO] [stderr]    Compiling nanorand v0.7.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling rayon v1.9.0
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling bitstream-io v2.2.0
[INFO] [stderr]    Compiling clap_lex v0.7.0
[INFO] [stderr]    Compiling clap_builder v4.5.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling xcursor v0.3.4
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling rgb v0.8.37
[INFO] [stderr]    Compiling avif-serialize v0.8.1
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling minifb v0.25.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling bit_field v0.10.1
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling raw-window-handle v0.4.3
[INFO] [stderr]    Compiling gif v0.13.1
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.11
[INFO] [stderr]    Compiling png v0.17.6
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling env_filter v0.1.0
[INFO] [stderr]    Compiling env_logger v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling profiling-procmacros v1.0.15
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]    Compiling arg_enum_proc_macro v0.3.4
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling profiling v1.0.15
[INFO] [stderr]    Compiling image-webp v0.1.0
[INFO] [stderr]    Compiling pin-project v1.0.12
[INFO] [stderr]    Compiling flume v0.10.14
[INFO] [stderr]    Compiling clap v4.5.0
[INFO] [stderr]    Compiling hack_assembler v0.1.0 (/opt/rustwide/workdir/hack_assembler)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> hack_assembler/src/assembler.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Comment(&'a str),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Comment(&'a str),
[INFO] [stdout] 15 +     Comment(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling exr v1.5.0
[INFO] [stderr]    Compiling ravif v0.11.4
[INFO] [stderr]    Compiling image v0.25.0
[INFO] [stderr]    Compiling hack_computer v0.1.0 (/opt/rustwide/workdir/hack_computer)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "bfba8c256153e8332a60c8ef5c6e343577cf44db9162d66b6db80dce1edc044e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfba8c256153e8332a60c8ef5c6e343577cf44db9162d66b6db80dce1edc044e", kill_on_drop: false }`
[INFO] [stdout] bfba8c256153e8332a60c8ef5c6e343577cf44db9162d66b6db80dce1edc044e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1390e76f67cba63851fff6d8670658a32505c60cc9ffb71678e7b9b6d71881cf
[INFO] running `Command { std: "docker" "start" "-a" "1390e76f67cba63851fff6d8670658a32505c60cc9ffb71678e7b9b6d71881cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling hack_assembler v0.1.0 (/opt/rustwide/workdir/hack_assembler)
[INFO] [stderr]    Compiling hack_computer v0.1.0 (/opt/rustwide/workdir/hack_computer)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> hack_assembler/src/assembler.rs:15:13
[INFO] [stdout]    |
[INFO] [stdout] 15 |     Comment(&'a str),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 15 -     Comment(&'a str),
[INFO] [stdout] 15 +     Comment(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]   --> hack_computer/src/alu.rs:69:17
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let mut counter = 0;
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_counter` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]    --> hack_computer/src/alu.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut counter = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_counter` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]    --> hack_computer/src/cpu.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut counter = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_counter` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `counter` is assigned to, but never used
[INFO] [stdout]    --> hack_computer/src/flip_flap.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut counter = 0;
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_counter` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "1390e76f67cba63851fff6d8670658a32505c60cc9ffb71678e7b9b6d71881cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1390e76f67cba63851fff6d8670658a32505c60cc9ffb71678e7b9b6d71881cf", kill_on_drop: false }`
[INFO] [stdout] 1390e76f67cba63851fff6d8670658a32505c60cc9ffb71678e7b9b6d71881cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+552a959051cebf8f88a8f558399baf733bec9ce0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a3a1fb785f2408b0c62c1d47b96156fc20b82a0916492c1bb61b806297c96a4
[INFO] running `Command { std: "docker" "start" "-a" "9a3a1fb785f2408b0c62c1d47b96156fc20b82a0916492c1bb61b806297c96a4", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> hack_assembler/src/assembler.rs:15:13
[INFO] [stderr]    |
[INFO] [stderr] 15 |     Comment(&'a str),
[INFO] [stderr]    |     ------- ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 15 -     Comment(&'a str),
[INFO] [stderr] 15 +     Comment(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `hack_assembler` (bin "assembler" test) generated 1 warning
[INFO] [stderr] warning: variable `counter` is assigned to, but never used
[INFO] [stderr]   --> hack_computer/src/alu.rs:69:17
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let mut counter = 0;
[INFO] [stderr]    |                 ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: consider using `_counter` instead
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `counter` is assigned to, but never used
[INFO] [stderr]    --> hack_computer/src/alu.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut counter = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_counter` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `counter` is assigned to, but never used
[INFO] [stderr]    --> hack_computer/src/cpu.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |         let mut counter = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_counter` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `counter` is assigned to, but never used
[INFO] [stderr]    --> hack_computer/src/flip_flap.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut counter = 0;
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: consider using `_counter` instead
[INFO] [stderr] 
[INFO] [stderr] warning: `hack_computer` (lib test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/assembler.rs (/opt/rustwide/target/debug/deps/assembler-71a245c71215b967)
[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] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hack_computer-1844e752fba1ff55)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test adder::tests::half_adder_test ... ok
[INFO] [stdout] test adder::tests::full_adder_test ... ok
[INFO] [stdout] test adder::tests::inc16_test ... ok
[INFO] [stdout] test basic_gate::tests::mux_test ... ok
[INFO] [stdout] test basic_gate::tests::nand_test ... ok
[INFO] [stdout] test basic_gate::tests::and_test ... ok
[INFO] [stdout] test basic_gate::tests::xor_test ... ok
[INFO] [stdout] test basic_gate::tests::dmux_test ... ok
[INFO] [stdout] test basic_gate::tests::not_test ... ok
[INFO] [stdout] test counter::tests::test_counter ... ok
[INFO] [stdout] test flip_flap::tests::test_bit ... ok
[INFO] [stdout] test flip_flap::tests::test_dff ... ok
[INFO] [stdout] test multi_gate::tests::dmux4way_test ... ok
[INFO] [stdout] test multi_gate::tests::dmux8way_test ... ok
[INFO] [stdout] test basic_gate::tests::or_test ... ok
[INFO] [stdout] test ram::tests::test_ram16k ... ignored
[INFO] [stdout] test ram::tests::test_ram16k_hi_speed ... ok
[INFO] [stdout] test flip_flap::tests::test_register ... ok
[INFO] [stdout] test alu::tests::alu_nostat_test ... ok
[INFO] [stdout] test test_util::tests::bool_array_to_u16_test ... ok
[INFO] [stdout] test test_util::tests::u16_to_bool_array_test ... ok
[INFO] [stdout] test cpu::tests::test_cpu ... ok
[INFO] [stdout] test ram::tests::test_ram8 ... ok
[INFO] [stdout] test alu::tests::alu_test ... ok
[INFO] [stdout] test adder::tests::add16_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/computer_runner.rs (/opt/rustwide/target/debug/deps/computer_runner-eaf512ea90572637)
[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] [stderr]      Running unittests src/screen_runner.rs (/opt/rustwide/target/debug/deps/screen_runner-9601b49750bd369a)
[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] [stderr]    Doc-tests hack_computer
[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" "9a3a1fb785f2408b0c62c1d47b96156fc20b82a0916492c1bb61b806297c96a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a3a1fb785f2408b0c62c1d47b96156fc20b82a0916492c1bb61b806297c96a4", kill_on_drop: false }`
[INFO] [stdout] 9a3a1fb785f2408b0c62c1d47b96156fc20b82a0916492c1bb61b806297c96a4