[INFO] cloning repository https://github.com/codefionn/rust-customvmcpu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codefionn/rust-customvmcpu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefionn%2Frust-customvmcpu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefionn%2Frust-customvmcpu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e90d26328a5c30792a1cf8ec3294b06727e7d445
[INFO] documenting codefionn/rust-customvmcpu against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodefionn%2Frust-customvmcpu" "/workspace/builds/worker-37/source", kill_on_drop: false }`
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[INFO] validating manifest of git repo https://github.com/codefionn/rust-customvmcpu on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/codefionn/rust-customvmcpu
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/codefionn/rust-customvmcpu
[INFO] tweaked toml for git repo https://github.com/codefionn/rust-customvmcpu written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/codefionn/rust-customvmcpu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ffbde249ddb23fe69d5875e6ba0c9df17499e439d9f6dfa8a1161d1409c7d1
[INFO] running `Command { std: "docker" "start" "-a" "b2ffbde249ddb23fe69d5875e6ba0c9df17499e439d9f6dfa8a1161d1409c7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ffbde249ddb23fe69d5875e6ba0c9df17499e439d9f6dfa8a1161d1409c7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ffbde249ddb23fe69d5875e6ba0c9df17499e439d9f6dfa8a1161d1409c7d1", kill_on_drop: false }`
[INFO] [stdout] b2ffbde249ddb23fe69d5875e6ba0c9df17499e439d9f6dfa8a1161d1409c7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 157c96fffcdf2b59a49d577d2783654a741fff7b0fd1ce58e8d664813ce275ea
[INFO] running `Command { std: "docker" "start" "-a" "157c96fffcdf2b59a49d577d2783654a741fff7b0fd1ce58e8d664813ce275ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking libcustomvmcpu v0.1.0 (/opt/rustwide/workdir/libcustomvmcpu)
[INFO] [stdout] warning: unused imports: `ERROR_START_NUM`, `Error`, `LAST_REGISTER`, `OpCode`, `Register`
[INFO] [stdout]   --> libcustomvmcpu/src/compiler.rs:23:21
[INFO] [stdout]    |
[INFO] [stdout] 23 | use super::common::{OpCode, Register, Error, LAST_REGISTER, ERROR_START_NUM};
[INFO] [stdout]    |                     ^^^^^^  ^^^^^^^^  ^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> libcustomvmcpu/src/compiler.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |         _ => {
[INFO] [stdout]    |         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_unknown_register_value`
[INFO] [stdout]    --> libcustomvmcpu/src/runtime.rs:562:8
[INFO] [stdout]     |
[INFO] [stdout] 562 |     fn write_unknown_register_value(&mut self, reg: u8, value: u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_two_register_and_immediate`
[INFO] [stdout]    --> libcustomvmcpu/src/runtime.rs:668:8
[INFO] [stdout]     |
[INFO] [stdout] 668 |     fn get_two_register_and_immediate(instruction: u32) -> (u8, u8, u32) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `parser`
[INFO] [stdout]   --> libcustomvmcpu/src/compiler.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     parser: &'source mut ParserResult,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting rust-customvmcpu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.74s
[INFO] running `Command { std: "docker" "inspect" "157c96fffcdf2b59a49d577d2783654a741fff7b0fd1ce58e8d664813ce275ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157c96fffcdf2b59a49d577d2783654a741fff7b0fd1ce58e8d664813ce275ea", kill_on_drop: false }`
[INFO] [stdout] 157c96fffcdf2b59a49d577d2783654a741fff7b0fd1ce58e8d664813ce275ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 988bfbe770d825a3884c7c41b1e6c4f6c45f116cac09b530431a4006a863424e
[INFO] running `Command { std: "docker" "start" "-a" "988bfbe770d825a3884c7c41b1e6c4f6c45f116cac09b530431a4006a863424e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] error: no library targets found in package `rust-customvmcpu`
[INFO] running `Command { std: "docker" "inspect" "988bfbe770d825a3884c7c41b1e6c4f6c45f116cac09b530431a4006a863424e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988bfbe770d825a3884c7c41b1e6c4f6c45f116cac09b530431a4006a863424e", kill_on_drop: false }`
[INFO] [stdout] 988bfbe770d825a3884c7c41b1e6c4f6c45f116cac09b530431a4006a863424e