[INFO] cloning repository https://github.com/queercat/compile-fuck
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/queercat/compile-fuck" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueercat%2Fcompile-fuck", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueercat%2Fcompile-fuck'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b450c9b0f377fccd78ba4c2ac5f14a61bd78260
[INFO] checking queercat/compile-fuck/2b450c9b0f377fccd78ba4c2ac5f14a61bd78260 against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueercat%2Fcompile-fuck" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/queercat/compile-fuck
[INFO] finished tweaking git repo https://github.com/queercat/compile-fuck
[INFO] tweaked toml for git repo https://github.com/queercat/compile-fuck written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/queercat/compile-fuck on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/queercat/compile-fuck 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" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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 queercat/compile-fuck/2b450c9b0f377fccd78ba4c2ac5f14a61bd78260 against try#0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9 for pr-147185
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqueercat%2Fcompile-fuck" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/queercat/compile-fuck
[INFO] finished tweaking git repo https://github.com/queercat/compile-fuck
[INFO] tweaked toml for git repo https://github.com/queercat/compile-fuck written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/queercat/compile-fuck on toolchain 0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/queercat/compile-fuck 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" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0f3225b7a4a0b90e777e98f8f721c1971f8cda1e8e10d6d326fc8451c8a5152
[INFO] running `Command { std: "docker" "start" "-a" "e0f3225b7a4a0b90e777e98f8f721c1971f8cda1e8e10d6d326fc8451c8a5152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0f3225b7a4a0b90e777e98f8f721c1971f8cda1e8e10d6d326fc8451c8a5152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0f3225b7a4a0b90e777e98f8f721c1971f8cda1e8e10d6d326fc8451c8a5152", kill_on_drop: false }`
[INFO] [stdout] e0f3225b7a4a0b90e777e98f8f721c1971f8cda1e8e10d6d326fc8451c8a5152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+0de49ae9e81f9a1e7df6f0783824ce94ed18e8a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa7b3003e0391f023b301438430c0a2669ca73a30c126792909efb1bc1439911
[INFO] running `Command { std: "docker" "start" "-a" "aa7b3003e0391f023b301438430c0a2669ca73a30c126792909efb1bc1439911", kill_on_drop: false }`
[INFO] [stderr]     Checking compile-fuck v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `opcodes`
[INFO] [stdout]    --> src/lib.rs:278:16
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn new(opcodes: &Vec<Opcode>) -> Self {
[INFO] [stdout]     |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcodes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 _ => panic!("Unrecognized opcode {:?}", self.opcodes[self.ip]),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/lib.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 Opcode::IP => self.dp += 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 291 |                 Opcode::DP => self.dp -= 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 292 |                 Opcode::ID => self.memory[self.dp] += 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 293 |                 Opcode::DD => self.memory[self.dp] -= 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 307 |                 _ => panic!("Unrecognized opcode {:?}", self.opcodes[self.ip]),
[INFO] [stdout]     |                 ^ ...and 4 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `opcodes`
[INFO] [stdout]    --> src/lib.rs:278:16
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn new(opcodes: &Vec<Opcode>) -> Self {
[INFO] [stdout]     |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_opcodes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Instruction` is never used
[INFO] [stdout]  --> src/lib.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | enum Instruction {
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Program` is never used
[INFO] [stdout]   --> src/lib.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type Program = Vec<Instruction>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/lib.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Parser {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `parse`, `parse_program`, `parse_operator`, and `parse_loop` are never used
[INFO] [stdout]   --> src/lib.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Parser {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 25 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn parse(&mut self, source: &String) -> Program {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     fn parse_program(&mut self) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     fn parse_operator(&mut self) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 73 |     fn parse_loop(&mut self) -> Instruction {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Opcode` is never used
[INFO] [stdout]   --> src/lib.rs:92:6
[INFO] [stdout]    |
[INFO] [stdout] 92 | enum Opcode {
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Serialize` is never used
[INFO] [stdout]    --> src/lib.rs:111:7
[INFO] [stdout]     |
[INFO] [stdout] 111 | trait Serialize {
[INFO] [stdout]     |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Deserialize` is never used
[INFO] [stdout]    --> src/lib.rs:149:7
[INFO] [stdout]     |
[INFO] [stdout] 149 | trait Deserialize {
[INFO] [stdout]     |       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compile` is never used
[INFO] [stdout]    --> src/lib.rs:179:7
[INFO] [stdout]     |
[INFO] [stdout] 179 | trait Compile {
[INFO] [stdout]     |       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VM` is never constructed
[INFO] [stdout]    --> src/lib.rs:235:8
[INFO] [stdout]     |
[INFO] [stdout] 235 | struct VM {
[INFO] [stdout]     |        ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `execute` are never used
[INFO] [stdout]    --> src/lib.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 277 | impl VM {
[INFO] [stdout]     | ------- associated items in this implementation
[INFO] [stdout] 278 |     pub fn new(opcodes: &Vec<Opcode>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 287 |     pub fn execute(&mut self) -> i32 {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/lib.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 307 |                 _ => panic!("Unrecognized opcode {:?}", self.opcodes[self.ip]),
[INFO] [stdout]     |                 ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/lib.rs:307:17
[INFO] [stdout]     |
[INFO] [stdout] 290 |                 Opcode::IP => self.dp += 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 291 |                 Opcode::DP => self.dp -= 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 292 |                 Opcode::ID => self.memory[self.dp] += 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] 293 |                 Opcode::DD => self.memory[self.dp] -= 1,
[INFO] [stdout]     |                 ---------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 307 |                 _ => panic!("Unrecognized opcode {:?}", self.opcodes[self.ip]),
[INFO] [stdout]     |                 ^ ...and 4 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]    --> src/lib.rs:278:12
[INFO] [stdout]     |
[INFO] [stdout] 277 | impl VM {
[INFO] [stdout]     | ------- associated function in this implementation
[INFO] [stdout] 278 |     pub fn new(opcodes: &Vec<Opcode>) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "aa7b3003e0391f023b301438430c0a2669ca73a30c126792909efb1bc1439911", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7b3003e0391f023b301438430c0a2669ca73a30c126792909efb1bc1439911", kill_on_drop: false }`
[INFO] [stdout] aa7b3003e0391f023b301438430c0a2669ca73a30c126792909efb1bc1439911