[INFO] cloning repository https://github.com/thatrandybrown/basm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thatrandybrown/basm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatrandybrown%2Fbasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatrandybrown%2Fbasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a748692a71c46f9e8b5ce4b0c0808839008beccd
[INFO] checking thatrandybrown/basm against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatrandybrown%2Fbasm" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thatrandybrown/basm
[INFO] finished tweaking git repo https://github.com/thatrandybrown/basm
[INFO] tweaked toml for git repo https://github.com/thatrandybrown/basm written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thatrandybrown/basm on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thatrandybrown/basm 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking thatrandybrown/basm against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthatrandybrown%2Fbasm" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thatrandybrown/basm
[INFO] finished tweaking git repo https://github.com/thatrandybrown/basm
[INFO] tweaked toml for git repo https://github.com/thatrandybrown/basm written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thatrandybrown/basm on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thatrandybrown/basm 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5
[INFO] running `Command { std: "docker" "start" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking trb_basm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     /**
[INFO] [stdout] 43 | |      *  cargo run -- 64,120,55,55,55,55,55,55,15,206,8,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192...
[INFO] [stdout] 44 | |      *  cargo run -- --hex 40,78,37,37,37,37,37,37,0F,CE,08,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C...
[INFO] [stdout] 45 | |      **/
[INFO] [stdout]    | |________^
[INFO] [stdout] 46 | /     let program = if hex {
[INFO] [stdout] 47 | |         instructions
[INFO] [stdout] 48 | |             .split(',')
[INFO] [stdout] 49 | |             .filter_map(|s| u8::from_str_radix(s.trim(), 16).ok())
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |             .collect::<Vec<u8>>()
[INFO] [stdout] 56 | |     };
[INFO] [stdout]    | |______- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> src/main.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     /**
[INFO] [stdout] 43 | |      *  cargo run -- 64,120,55,55,55,55,55,55,15,206,8,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192,192...
[INFO] [stdout] 44 | |      *  cargo run -- --hex 40,78,37,37,37,37,37,37,0F,CE,08,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C0,C...
[INFO] [stdout] 45 | |      **/
[INFO] [stdout]    | |________^
[INFO] [stdout] 46 | /     let program = if hex {
[INFO] [stdout] 47 | |         instructions
[INFO] [stdout] 48 | |             .split(',')
[INFO] [stdout] 49 | |             .filter_map(|s| u8::from_str_radix(s.trim(), 16).ok())
[INFO] [stdout] ...  |
[INFO] [stdout] 55 | |             .collect::<Vec<u8>>()
[INFO] [stdout] 56 | |     };
[INFO] [stdout]    | |______- rustdoc does not generate documentation for statements
[INFO] [stdout]    |
[INFO] [stdout]    = help: use `/* */` for a plain comment
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/basm.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => println!("Unknown operation"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/basm.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout]  83 |             Opcode::ADD => {
[INFO] [stdout]     |             ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  89 |             Opcode::LOAD => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  93 |             Opcode::STORE => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |             Opcode::BNE => {
[INFO] [stdout]     |             ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |             _ => println!("Unknown operation"),
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/basm.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             _ => println!("Unknown operation"),
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/basm.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout]  83 |             Opcode::ADD => {
[INFO] [stdout]     |             ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  89 |             Opcode::LOAD => {
[INFO] [stdout]     |             ------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  93 |             Opcode::STORE => {
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  97 |             Opcode::BNE => {
[INFO] [stdout]     |             ----------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |             _ => println!("Unknown operation"),
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `running` is never read
[INFO] [stdout]    --> src/basm.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct VirtualMachine {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 119 |     running: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `start` and `stop` are never used
[INFO] [stdout]    --> src/basm.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl VirtualMachine {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn start(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub fn stop(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `running` is never read
[INFO] [stdout]    --> src/basm.rs:119:5
[INFO] [stdout]     |
[INFO] [stdout] 116 | pub struct VirtualMachine {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 119 |     running: bool,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `start` and `stop` are never used
[INFO] [stdout]    --> src/basm.rs:148:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl VirtualMachine {
[INFO] [stdout]     | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 148 |     pub fn start(&mut self) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 156 |     pub fn stop(&mut self) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5", kill_on_drop: false }`
[INFO] [stdout] 6b56cdcae0c842eea64b13120827cbe324fe861bbd8a6161fe70b9c86632e6b5
