[INFO] cloning repository https://github.com/Monadic-Cat/breadrisc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Monadic-Cat/breadrisc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fbreadrisc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fbreadrisc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 021a5302bed59e8c66249013c62677533e3a71ef
[INFO] checking Monadic-Cat/breadrisc against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMonadic-Cat%2Fbreadrisc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Monadic-Cat/breadrisc on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Monadic-Cat/breadrisc
[INFO] finished tweaking git repo https://github.com/Monadic-Cat/breadrisc
[INFO] tweaked toml for git repo https://github.com/Monadic-Cat/breadrisc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Monadic-Cat/breadrisc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded nom v5.0.1
[INFO] [stderr]   Downloaded env_logger v0.7.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.9
[INFO] [stderr]   Downloaded lexical-core v0.4.6
[INFO] [stderr]   Downloaded thiserror v1.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64cccc92bb384b0e33c43cd82f2ffa413ed13e4a6d9fa60d11044370f8068fff
[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" "64cccc92bb384b0e33c43cd82f2ffa413ed13e4a6d9fa60d11044370f8068fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64cccc92bb384b0e33c43cd82f2ffa413ed13e4a6d9fa60d11044370f8068fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64cccc92bb384b0e33c43cd82f2ffa413ed13e4a6d9fa60d11044370f8068fff", kill_on_drop: false }`
[INFO] [stdout] 64cccc92bb384b0e33c43cd82f2ffa413ed13e4a6d9fa60d11044370f8068fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f51a6ef04d2696177cdbb163c646f30b67b082f133f3e838141c4b9c662c1c19
[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" "f51a6ef04d2696177cdbb163c646f30b67b082f133f3e838141c4b9c662c1c19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nom v5.0.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lexical-core v0.4.6
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]     Checking thiserror v1.0.9
[INFO] [stderr]     Checking breadrisc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `MyFrom`
[INFO] [stdout]  --> src/eight/asm.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Add, Instruction, Mem, Miz, MyFrom, NRegisterAddress, Nand, RegisterAddress,
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `U3`
[INFO] [stdout]   --> src/eight/asm.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | use typenum::{U2, U3};
[INFO] [stdout]    |                   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MyFrom`
[INFO] [stdout]  --> src/eight/asm.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Add, Instruction, Mem, Miz, MyFrom, NRegisterAddress, Nand, RegisterAddress,
[INFO] [stdout]   |                                 ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `U3`
[INFO] [stdout]   --> src/eight/asm.rs:19:19
[INFO] [stdout]    |
[INFO] [stdout] 19 | use typenum::{U2, U3};
[INFO] [stdout]    |                   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/eight/asm.rs:243:10
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let (input, _) = tag("#")(input)?;
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]    --> src/eight/asm.rs:284:28
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/eight/asm.rs:243:10
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let (input, _) = tag("#")(input)?;
[INFO] [stdout]     |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prog`
[INFO] [stdout]    --> src/eight/asm.rs:284:28
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_prog`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Directive`
[INFO] [stdout]    --> src/eight/asm.rs:226:6
[INFO] [stdout]     |
[INFO] [stdout] 226 | enum Directive {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `directive`
[INFO] [stdout]    --> src/eight/asm.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn directive(input: &str) -> IResult<&str, Directive> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingLabel`
[INFO] [stdout]    --> src/eight/asm.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     MissingLabel,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidLabel`
[INFO] [stdout]    --> src/eight/asm.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     InvalidLabel,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Label`
[INFO] [stdout]    --> src/eight/asm.rs:258:8
[INFO] [stdout]     |
[INFO] [stdout] 258 | struct Label {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Address`
[INFO] [stdout]    --> src/eight/asm.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 | struct Address {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AddressOffset`
[INFO] [stdout]    --> src/eight/asm.rs:271:6
[INFO] [stdout]     |
[INFO] [stdout] 271 | enum AddressOffset {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ProgInfo`
[INFO] [stdout]    --> src/eight/asm.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | struct ProgInfo {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/eight/asm.rs:284:8
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deferred`
[INFO] [stdout]    --> src/eight/asm.rs:294:5
[INFO] [stdout]     |
[INFO] [stdout] 294 |     Deferred(DeferredInstruction),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/eight/asm.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `comment`
[INFO] [stdout]    --> src/eight/asm.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn comment(input: &str) -> IResult<&str, &str> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Node`
[INFO] [stdout]    --> src/eight/asm.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 319 | enum Node {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `node`
[INFO] [stdout]    --> src/eight/asm.rs:326:4
[INFO] [stdout]     |
[INFO] [stdout] 326 | fn node(input: &str) -> IResult<&str, Node> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Directive`
[INFO] [stdout]    --> src/eight/asm.rs:226:6
[INFO] [stdout]     |
[INFO] [stdout] 226 | enum Directive {
[INFO] [stdout]     |      ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `directive`
[INFO] [stdout]    --> src/eight/asm.rs:242:4
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn directive(input: &str) -> IResult<&str, Directive> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `MissingLabel`
[INFO] [stdout]    --> src/eight/asm.rs:253:5
[INFO] [stdout]     |
[INFO] [stdout] 253 |     MissingLabel,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InvalidLabel`
[INFO] [stdout]    --> src/eight/asm.rs:255:5
[INFO] [stdout]     |
[INFO] [stdout] 255 |     InvalidLabel,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Label`
[INFO] [stdout]    --> src/eight/asm.rs:258:8
[INFO] [stdout]     |
[INFO] [stdout] 258 | struct Label {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Address`
[INFO] [stdout]    --> src/eight/asm.rs:261:8
[INFO] [stdout]     |
[INFO] [stdout] 261 | struct Address {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `AddressOffset`
[INFO] [stdout]    --> src/eight/asm.rs:271:6
[INFO] [stdout]     |
[INFO] [stdout] 271 | enum AddressOffset {
[INFO] [stdout]     |      ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ProgInfo`
[INFO] [stdout]    --> src/eight/asm.rs:278:8
[INFO] [stdout]     |
[INFO] [stdout] 278 | struct ProgInfo {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/eight/asm.rs:284:8
[INFO] [stdout]     |
[INFO] [stdout] 284 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Deferred`
[INFO] [stdout]    --> src/eight/asm.rs:294:5
[INFO] [stdout]     |
[INFO] [stdout] 294 |     Deferred(DeferredInstruction),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/eight/asm.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout] 298 |     fn finalize(&mut self, prog: ProgInfo) -> Result<Instruction, ResolverError> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `comment`
[INFO] [stdout]    --> src/eight/asm.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn comment(input: &str) -> IResult<&str, &str> {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `Node`
[INFO] [stdout]    --> src/eight/asm.rs:319:6
[INFO] [stdout]     |
[INFO] [stdout] 319 | enum Node {
[INFO] [stdout]     |      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `node`
[INFO] [stdout]    --> src/eight/asm.rs:326:4
[INFO] [stdout]     |
[INFO] [stdout] 326 | fn node(input: &str) -> IResult<&str, Node> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.78s
[INFO] running `Command { std: "docker" "inspect" "f51a6ef04d2696177cdbb163c646f30b67b082f133f3e838141c4b9c662c1c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f51a6ef04d2696177cdbb163c646f30b67b082f133f3e838141c4b9c662c1c19", kill_on_drop: false }`
[INFO] [stdout] f51a6ef04d2696177cdbb163c646f30b67b082f133f3e838141c4b9c662c1c19