[INFO] cloning repository https://github.com/dimitri-br/dbv_rs_compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dimitri-br/dbv_rs_compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimitri-br%2Fdbv_rs_compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimitri-br%2Fdbv_rs_compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca6793ad0afd02b00dd166e7926e88bd0b47c661
[INFO] checking dimitri-br/dbv_rs_compiler against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdimitri-br%2Fdbv_rs_compiler" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dimitri-br/dbv_rs_compiler
[INFO] finished tweaking git repo https://github.com/dimitri-br/dbv_rs_compiler
[INFO] tweaked toml for git repo https://github.com/dimitri-br/dbv_rs_compiler written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dimitri-br/dbv_rs_compiler on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dimitri-br/dbv_rs_compiler 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3c91fd4699d4cd35f68d9ac22da6b9ccc9c3260821c382d9511c9a01e59f5d8
[INFO] running `Command { std: "docker" "start" "-a" "b3c91fd4699d4cd35f68d9ac22da6b9ccc9c3260821c382d9511c9a01e59f5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3c91fd4699d4cd35f68d9ac22da6b9ccc9c3260821c382d9511c9a01e59f5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c91fd4699d4cd35f68d9ac22da6b9ccc9c3260821c382d9511c9a01e59f5d8", kill_on_drop: false }`
[INFO] [stdout] b3c91fd4699d4cd35f68d9ac22da6b9ccc9c3260821c382d9511c9a01e59f5d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5dae4a1aeabf7f316e7260e85c5bb0dc5717203e108784aedf4db56cc0de4061
[INFO] running `Command { std: "docker" "start" "-a" "5dae4a1aeabf7f316e7260e85c5bb0dc5717203e108784aedf4db56cc0de4061", kill_on_drop: false }`
[INFO] [stderr]     Checking dbv_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `utils::Parameter`
[INFO] [stdout]  --> src/instructions.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{enum_conv_gen, utils::Parameter};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use parser::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utils::Parameter`
[INFO] [stdout]  --> src/instructions.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::{enum_conv_gen, utils::Parameter};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `parser::*`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use parser::*;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parameter` is never constructed
[INFO] [stdout]   --> src/utils.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Parameter{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_value` is never used
[INFO] [stdout]   --> src/utils.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Parameter{
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 49 |     pub fn get_value(&self) -> u32{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token_repr` is never read
[INFO] [stdout]  --> src/parser.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ASTNode {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub token_repr: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ASTNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/token.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Token{
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parameter` is never constructed
[INFO] [stdout]   --> src/utils.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct Parameter{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_value` is never used
[INFO] [stdout]   --> src/utils.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Parameter{
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 49 |     pub fn get_value(&self) -> u32{
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token_repr` is never read
[INFO] [stdout]  --> src/parser.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct ASTNode {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 9 |     pub token_repr: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ASTNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `None` is never constructed
[INFO] [stdout]   --> src/token.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Token{
[INFO] [stdout]    |          ----- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 13 |     None,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "5dae4a1aeabf7f316e7260e85c5bb0dc5717203e108784aedf4db56cc0de4061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dae4a1aeabf7f316e7260e85c5bb0dc5717203e108784aedf4db56cc0de4061", kill_on_drop: false }`
[INFO] [stdout] 5dae4a1aeabf7f316e7260e85c5bb0dc5717203e108784aedf4db56cc0de4061
