[INFO] cloning repository https://github.com/AmberThrall/TinyC
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AmberThrall/TinyC" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmberThrall%2FTinyC", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmberThrall%2FTinyC'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc43da8e0642cac9de1cc7002d7092b9efb791db
[INFO] checking AmberThrall/TinyC against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAmberThrall%2FTinyC" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AmberThrall/TinyC
[INFO] finished tweaking git repo https://github.com/AmberThrall/TinyC
[INFO] tweaked toml for git repo https://github.com/AmberThrall/TinyC written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AmberThrall/TinyC on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AmberThrall/TinyC 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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f3c337f221c29f61e9235b8a4a5055cb5e88a2f57bddd3b300f2c0c5f1461b
[INFO] running `Command { std: "docker" "start" "-a" "b9f3c337f221c29f61e9235b8a4a5055cb5e88a2f57bddd3b300f2c0c5f1461b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f3c337f221c29f61e9235b8a4a5055cb5e88a2f57bddd3b300f2c0c5f1461b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f3c337f221c29f61e9235b8a4a5055cb5e88a2f57bddd3b300f2c0c5f1461b", kill_on_drop: false }`
[INFO] [stdout] b9f3c337f221c29f61e9235b8a4a5055cb5e88a2f57bddd3b300f2c0c5f1461b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c546e3da7214b9049d9eb80cd4fffff2d69c67e10f6780addb12cf9e5a38aa9b
[INFO] running `Command { std: "docker" "start" "-a" "c546e3da7214b9049d9eb80cd4fffff2d69c67e10f6780addb12cf9e5a38aa9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking clap v3.1.8
[INFO] [stderr]     Checking tinyc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::env;
[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: `std::env`
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::env;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             _ => format!("  {};", name)
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 122 | ...   Node::Program { statement } => match statement {
[INFO] [stdout]     |       --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 126 | ...   Node::IfStatement { paren_expr, statement } => format!("  {} [label=\"IfStatement\"];\n{}\n{}", name,
[INFO] [stdout]     |       ------------------------------------------- matches some of the same values
[INFO] [stdout] 127 | ...        paren_expr.graphviz_build_nodes(new_indices(0)), statement.graphviz_build_nodes(new_indices(1))),
[INFO] [stdout] 128 | ...   Node::IfElseStatement { paren_expr, true_statement, false_statement } => format!("  {} [label=\"IfElseStatement\"];\n{}\n{}\n{}",
[INFO] [stdout]     |       --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 133 | ...   Node::WhileStatement { paren_expr, statement } => format!("  {} [label=\"WhileStatement\"];\n{}\n{}", name,
[INFO] [stdout]     |       ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 149 | ...   _ => format!("  {};", name)
[INFO] [stdout]     |       ^ ...and 7 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: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |             _ => format!("  // Unknown node: {:?}\n", self)
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             Node::Program { statement } => match statement {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 171 |             Node::IfStatement { paren_expr, statement } => format!(
[INFO] [stdout]     |             ------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 177 |             Node::IfElseStatement { paren_expr, true_statement, false_statement } => format!(
[INFO] [stdout]     |             --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 184 |             Node::WhileStatement { paren_expr, statement } => format!(
[INFO] [stdout]     |             ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 214 |             _ => format!("  // Unknown node: {:?}\n", self)
[INFO] [stdout]     |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/parser.rs:208:30
[INFO] [stdout]     |
[INFO] [stdout] 208 |             Node::BinaryOp { op, lhs, rhs } => format!(
[INFO] [stdout]     |                              ^^ help: try ignoring the field: `op: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/eval.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |             if let Some(x) = scope.get(&ident) {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             _ => Err(format!("Unsupported node '{:?}'", node))
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout]  57 |             Node::Program { statement } => match statement {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  61 |             Node::IfStatement { paren_expr, statement } => {
[INFO] [stdout]     |             ------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  69 |             Node::IfElseStatement { paren_expr, true_statement, false_statement } => {
[INFO] [stdout]     |             --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  77 |             Node::WhileStatement { paren_expr, statement } => {
[INFO] [stdout]     |             ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 146 |             _ => Err(format!("Unsupported node '{:?}'", node))
[INFO] [stdout]     |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     _ => Err(format!("Unknown operator {:?}", op))
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |                     Operator::Assign => {
[INFO] [stdout]     |                     ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 131 |                     Operator::Plus => Ok(Some(self.eval(&lhs)?.unwrap() + r)),
[INFO] [stdout]     |                     -------------- matches some of the same values
[INFO] [stdout] 132 |                     Operator::Minus => Ok(Some(self.eval(&lhs)?.unwrap() - r)),
[INFO] [stdout]     |                     --------------- matches some of the same values
[INFO] [stdout] 133 |                     Operator::Times => Ok(Some(self.eval(&lhs)?.unwrap() * r)),
[INFO] [stdout]     |                     --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 143 |                     _ => Err(format!("Unknown operator {:?}", op))
[INFO] [stdout]     |                     ^ ...and 9 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_stack` is never used
[INFO] [stdout]   --> src/eval.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Evaluator {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn clear_stack(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 149 |             _ => format!("  {};", name)
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser.rs:149:13
[INFO] [stdout]     |
[INFO] [stdout] 122 | ...   Node::Program { statement } => match statement {
[INFO] [stdout]     |       --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 126 | ...   Node::IfStatement { paren_expr, statement } => format!("  {} [label=\"IfStatement\"];\n{}\n{}", name,
[INFO] [stdout]     |       ------------------------------------------- matches some of the same values
[INFO] [stdout] 127 | ...        paren_expr.graphviz_build_nodes(new_indices(0)), statement.graphviz_build_nodes(new_indices(1))),
[INFO] [stdout] 128 | ...   Node::IfElseStatement { paren_expr, true_statement, false_statement } => format!("  {} [label=\"IfElseStatement\"];\n{}\n{}\n{}",
[INFO] [stdout]     |       --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 133 | ...   Node::WhileStatement { paren_expr, statement } => format!("  {} [label=\"WhileStatement\"];\n{}\n{}", name,
[INFO] [stdout]     |       ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 149 | ...   _ => format!("  {};", name)
[INFO] [stdout]     |       ^ ...and 7 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: unreachable pattern
[INFO] [stdout]    --> src/parser.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |             _ => format!("  // Unknown node: {:?}\n", self)
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/parser.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |             Node::Program { statement } => match statement {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 171 |             Node::IfStatement { paren_expr, statement } => format!(
[INFO] [stdout]     |             ------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 177 |             Node::IfElseStatement { paren_expr, true_statement, false_statement } => format!(
[INFO] [stdout]     |             --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 184 |             Node::WhileStatement { paren_expr, statement } => format!(
[INFO] [stdout]     |             ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 214 |             _ => format!("  // Unknown node: {:?}\n", self)
[INFO] [stdout]     |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/parser.rs:208:30
[INFO] [stdout]     |
[INFO] [stdout] 208 |             Node::BinaryOp { op, lhs, rhs } => format!(
[INFO] [stdout]     |                              ^^ help: try ignoring the field: `op: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/eval.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |             if let Some(x) = scope.get(&ident) {
[INFO] [stdout]    |                         ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout] 146 |             _ => Err(format!("Unsupported node '{:?}'", node))
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:146:13
[INFO] [stdout]     |
[INFO] [stdout]  57 |             Node::Program { statement } => match statement {
[INFO] [stdout]     |             --------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  61 |             Node::IfStatement { paren_expr, statement } => {
[INFO] [stdout]     |             ------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  69 |             Node::IfElseStatement { paren_expr, true_statement, false_statement } => {
[INFO] [stdout]     |             --------------------------------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout]  77 |             Node::WhileStatement { paren_expr, statement } => {
[INFO] [stdout]     |             ---------------------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 146 |             _ => Err(format!("Unsupported node '{:?}'", node))
[INFO] [stdout]     |             ^ ...and 7 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/eval.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     _ => Err(format!("Unknown operator {:?}", op))
[INFO] [stdout]     |                     ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/eval.rs:143:21
[INFO] [stdout]     |
[INFO] [stdout] 122 |                     Operator::Assign => {
[INFO] [stdout]     |                     ---------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 131 |                     Operator::Plus => Ok(Some(self.eval(&lhs)?.unwrap() + r)),
[INFO] [stdout]     |                     -------------- matches some of the same values
[INFO] [stdout] 132 |                     Operator::Minus => Ok(Some(self.eval(&lhs)?.unwrap() - r)),
[INFO] [stdout]     |                     --------------- matches some of the same values
[INFO] [stdout] 133 |                     Operator::Times => Ok(Some(self.eval(&lhs)?.unwrap() * r)),
[INFO] [stdout]     |                     --------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 143 |                     _ => Err(format!("Unknown operator {:?}", op))
[INFO] [stdout]     |                     ^ ...and 9 other patterns collectively make this unreachable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `clear_stack` is never used
[INFO] [stdout]   --> src/eval.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout]  8 | impl Evaluator {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub fn clear_stack(&mut 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 10.54s
[INFO] running `Command { std: "docker" "inspect" "c546e3da7214b9049d9eb80cd4fffff2d69c67e10f6780addb12cf9e5a38aa9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c546e3da7214b9049d9eb80cd4fffff2d69c67e10f6780addb12cf9e5a38aa9b", kill_on_drop: false }`
[INFO] [stdout] c546e3da7214b9049d9eb80cd4fffff2d69c67e10f6780addb12cf9e5a38aa9b
