[INFO] fetching crate tonic-vm 0.2.2...
[INFO] checking tonic-vm-0.2.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate tonic-vm 0.2.2 into /workspace/builds/worker-50/source
[INFO] validating manifest of crates.io crate tonic-vm 0.2.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tonic-vm 0.2.2
[INFO] finished tweaking crates.io crate tonic-vm 0.2.2
[INFO] tweaked toml for crates.io crate tonic-vm 0.2.2 written to /workspace/builds/worker-50/source/Cargo.toml
[INFO] crate crates.io crate tonic-vm 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tonic-parser v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bbb670b7634260de28ebaf03f09e2b1482d336b46a36d06eb36b477045e48f0
[INFO] running `Command { std: "docker" "start" "-a" "8bbb670b7634260de28ebaf03f09e2b1482d336b46a36d06eb36b477045e48f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bbb670b7634260de28ebaf03f09e2b1482d336b46a36d06eb36b477045e48f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bbb670b7634260de28ebaf03f09e2b1482d336b46a36d06eb36b477045e48f0", kill_on_drop: false }`
[INFO] [stdout] 8bbb670b7634260de28ebaf03f09e2b1482d336b46a36d06eb36b477045e48f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ded52d9aefa61bbf1fe440019d9b456a757e456aab00d6be7db67df20fa2c0a0
[INFO] running `Command { std: "docker" "start" "-a" "ded52d9aefa61bbf1fe440019d9b456a757e456aab00d6be7db67df20fa2c0a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tonic-parser v0.1.11
[INFO] [stderr]     Checking tonic-vm v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Code`
[INFO] [stdout]  --> src/utils.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Code, Compiler};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Symbol`
[INFO] [stdout]   --> src/lib.rs:12:38
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) use symbol::{SymbolTable, Symbol, SymbolScope};
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Code`
[INFO] [stdout]  --> src/utils.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{Code, Compiler};
[INFO] [stdout]   |             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Symbol`
[INFO] [stdout]   --> src/lib.rs:12:38
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) use symbol::{SymbolTable, Symbol, SymbolScope};
[INFO] [stdout]    |                                      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |             _ => todo!()
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/vm.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 _ => todo!("{:?}", op)
[INFO] [stdout]     |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_locals`
[INFO] [stdout]    --> src/vm.rs:176:36
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...   let (function, number_of_locals, number_of_params) = match self.stack.get(self.stack.len() - 1 - number_of_args).unwrap() {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_locals`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/vm.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |                     for i in 0..count {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `instructions`
[INFO] [stdout]  --> src/compiler.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     instructions: Instructions,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]   --> src/vm.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sp: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]   --> src/vm.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn top(&self) -> Option<&Object> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/compiler.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |             _ => todo!()
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/vm.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 _ => todo!("{:?}", op)
[INFO] [stdout]     |                 ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `number_of_locals`
[INFO] [stdout]    --> src/vm.rs:176:36
[INFO] [stdout]     |
[INFO] [stdout] 176 | ...   let (function, number_of_locals, number_of_params) = match self.stack.get(self.stack.len() - 1 - number_of_args).unwrap() {
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_locals`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/vm.rs:192:25
[INFO] [stdout]     |
[INFO] [stdout] 192 |                     for i in 0..count {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `instructions`
[INFO] [stdout]  --> src/compiler.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     instructions: Instructions,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sp`
[INFO] [stdout]   --> src/vm.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     sp: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `top`
[INFO] [stdout]   --> src/vm.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn top(&self) -> Option<&Object> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Compiler`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tonic_vm::{Compiler, VM, Bytecode, compile};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Compiler`
[INFO] [stdout]  --> src/main.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use tonic_vm::{Compiler, VM, Bytecode, compile};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "ded52d9aefa61bbf1fe440019d9b456a757e456aab00d6be7db67df20fa2c0a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded52d9aefa61bbf1fe440019d9b456a757e456aab00d6be7db67df20fa2c0a0", kill_on_drop: false }`
[INFO] [stdout] ded52d9aefa61bbf1fe440019d9b456a757e456aab00d6be7db67df20fa2c0a0