[INFO] fetching crate leafbuild 0.0.1-dev.1...
[INFO] testing leafbuild-0.0.1-dev.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate leafbuild 0.0.1-dev.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate leafbuild 0.0.1-dev.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leafbuild 0.0.1-dev.1
[INFO] finished tweaking crates.io crate leafbuild 0.0.1-dev.1
[INFO] tweaked toml for crates.io crate leafbuild 0.0.1-dev.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate leafbuild 0.0.1-dev.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.6.2
[INFO] [stderr]   Downloaded codespan-reporting v0.9.5
[INFO] [stderr]   Downloaded os_str_bytes v2.3.2
[INFO] [stderr]   Downloaded ascii-canvas v2.0.0
[INFO] [stderr]   Downloaded logos-derive v0.11.5
[INFO] [stderr]   Downloaded lalrpop-util v0.19.1
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded logos v0.11.4
[INFO] [stderr]   Downloaded paste v1.0.2
[INFO] [stderr]   Downloaded beef v0.4.4
[INFO] [stderr]   Downloaded lalrpop v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a967cdc7841e483af246d6de64e707b95c7ebafda100b60ab4529a43bf893ba8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a967cdc7841e483af246d6de64e707b95c7ebafda100b60ab4529a43bf893ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a967cdc7841e483af246d6de64e707b95c7ebafda100b60ab4529a43bf893ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a967cdc7841e483af246d6de64e707b95c7ebafda100b60ab4529a43bf893ba8", kill_on_drop: false }`
[INFO] [stdout] a967cdc7841e483af246d6de64e707b95c7ebafda100b60ab4529a43bf893ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5ff1438c62a3ef13edb19f8e2fb0eca3ac107de00b50fd63802c1d65370acde5
[INFO] running `Command { std: "docker" "start" "-a" "5ff1438c62a3ef13edb19f8e2fb0eca3ac107de00b50fd63802c1d65370acde5", kill_on_drop: false }`
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling codespan-reporting v0.9.5
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling term v0.6.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling thiserror v1.0.21
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling which v4.0.2
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling leafbuild v0.0.1-dev.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_boxed_value`
[INFO] [stdout]   --> src/grammar/ast.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn to_boxed_value(self) -> Box<dyn Any> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Spanned`
[INFO] [stdout]    --> src/grammar/ast.rs:204:19
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub(crate) struct Spanned<T> {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base`
[INFO] [stdout]    --> src/grammar/ast.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub(crate) fn get_base(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name`
[INFO] [stdout]    --> src/grammar/ast.rs:281:19
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub(crate) fn get_property_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:285:19
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub(crate) fn get_property_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]    --> src/grammar/ast.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |     pub(crate) fn get_value(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub(crate) fn get_base_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:571:19
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub(crate) fn get_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:575:19
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub(crate) fn get_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_args`
[INFO] [stdout]    --> src/grammar/ast.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub(crate) fn get_args(&self) -> &AstFuncCallArgs {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_condition`
[INFO] [stdout]    --> src/grammar/ast.rs:710:19
[INFO] [stdout]     |
[INFO] [stdout] 710 |     pub(crate) fn get_condition(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:713:19
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_if`
[INFO] [stdout]    --> src/grammar/ast.rs:749:19
[INFO] [stdout]     |
[INFO] [stdout] 749 |     pub(crate) fn get_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:787:19
[INFO] [stdout]     |
[INFO] [stdout] 787 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_initial_if`
[INFO] [stdout]    --> src/grammar/ast.rs:808:19
[INFO] [stdout]     |
[INFO] [stdout] 808 |     pub(crate) fn get_initial_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else_ifs`
[INFO] [stdout]    --> src/grammar/ast.rs:811:19
[INFO] [stdout]     |
[INFO] [stdout] 811 |     pub(crate) fn get_else_ifs(&self) -> &Vec<AstElseIf> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else`
[INFO] [stdout]    --> src/grammar/ast.rs:814:19
[INFO] [stdout]     |
[INFO] [stdout] 814 |     pub(crate) fn get_else(&self) -> &Option<AstElse> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_for_in_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:861:19
[INFO] [stdout]     |
[INFO] [stdout] 861 |     pub(crate) fn get_for_in_expr(&self) -> &AstForInExpr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:864:19
[INFO] [stdout]     |
[INFO] [stdout] 864 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:891:19
[INFO] [stdout]     |
[INFO] [stdout] 891 |     pub(crate) fn get_name(&self) -> &(String, Span) {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:895:19
[INFO] [stdout]     |
[INFO] [stdout] 895 |     pub(crate) fn get_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/grammar/lexer.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub(crate) token: Tk,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/grammar/lexer.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub(crate) data: &'data str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]    --> src/grammar/lexer.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub(crate) span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_results`
[INFO] [stdout]   --> src/handle/mod.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn write_results(&mut self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_env`
[INFO] [stdout]   --> src/handle/mod.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn get_env(&self) -> &Env {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/interpreter/env.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     file_id: FileId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DOCS_ROOT`
[INFO] [stdout]  --> src/interpreter/mod.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const DOCS_ROOT: &str = "https://leafbuild.github.io/";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             interpreter::start_on(&mut handle, proj_path.to_path_buf());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.81s
[INFO] running `Command { std: "docker" "inspect" "5ff1438c62a3ef13edb19f8e2fb0eca3ac107de00b50fd63802c1d65370acde5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff1438c62a3ef13edb19f8e2fb0eca3ac107de00b50fd63802c1d65370acde5", kill_on_drop: false }`
[INFO] [stdout] 5ff1438c62a3ef13edb19f8e2fb0eca3ac107de00b50fd63802c1d65370acde5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 765a35d5dfa872e11ac41bb9ce7cac7cf9214ce9802c2e0d8b032c1e9bac64b6
[INFO] running `Command { std: "docker" "start" "-a" "765a35d5dfa872e11ac41bb9ce7cac7cf9214ce9802c2e0d8b032c1e9bac64b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling leafbuild v0.0.1-dev.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_boxed_value`
[INFO] [stdout]   --> src/grammar/ast.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn to_boxed_value(self) -> Box<dyn Any> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Spanned`
[INFO] [stdout]    --> src/grammar/ast.rs:204:19
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub(crate) struct Spanned<T> {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base`
[INFO] [stdout]    --> src/grammar/ast.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub(crate) fn get_base(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name`
[INFO] [stdout]    --> src/grammar/ast.rs:281:19
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub(crate) fn get_property_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:285:19
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub(crate) fn get_property_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]    --> src/grammar/ast.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |     pub(crate) fn get_value(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub(crate) fn get_base_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:571:19
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub(crate) fn get_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:575:19
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub(crate) fn get_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_args`
[INFO] [stdout]    --> src/grammar/ast.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub(crate) fn get_args(&self) -> &AstFuncCallArgs {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_condition`
[INFO] [stdout]    --> src/grammar/ast.rs:710:19
[INFO] [stdout]     |
[INFO] [stdout] 710 |     pub(crate) fn get_condition(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:713:19
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_if`
[INFO] [stdout]    --> src/grammar/ast.rs:749:19
[INFO] [stdout]     |
[INFO] [stdout] 749 |     pub(crate) fn get_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:787:19
[INFO] [stdout]     |
[INFO] [stdout] 787 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_initial_if`
[INFO] [stdout]    --> src/grammar/ast.rs:808:19
[INFO] [stdout]     |
[INFO] [stdout] 808 |     pub(crate) fn get_initial_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else_ifs`
[INFO] [stdout]    --> src/grammar/ast.rs:811:19
[INFO] [stdout]     |
[INFO] [stdout] 811 |     pub(crate) fn get_else_ifs(&self) -> &Vec<AstElseIf> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else`
[INFO] [stdout]    --> src/grammar/ast.rs:814:19
[INFO] [stdout]     |
[INFO] [stdout] 814 |     pub(crate) fn get_else(&self) -> &Option<AstElse> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_for_in_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:861:19
[INFO] [stdout]     |
[INFO] [stdout] 861 |     pub(crate) fn get_for_in_expr(&self) -> &AstForInExpr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:864:19
[INFO] [stdout]     |
[INFO] [stdout] 864 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:891:19
[INFO] [stdout]     |
[INFO] [stdout] 891 |     pub(crate) fn get_name(&self) -> &(String, Span) {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:895:19
[INFO] [stdout]     |
[INFO] [stdout] 895 |     pub(crate) fn get_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/grammar/lexer.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub(crate) token: Tk,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/grammar/lexer.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub(crate) data: &'data str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]    --> src/grammar/lexer.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub(crate) span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_results`
[INFO] [stdout]   --> src/handle/mod.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn write_results(&mut self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_env`
[INFO] [stdout]   --> src/handle/mod.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn get_env(&self) -> &Env {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/interpreter/env.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     file_id: FileId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DOCS_ROOT`
[INFO] [stdout]  --> src/interpreter/mod.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const DOCS_ROOT: &str = "https://leafbuild.github.io/";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |             interpreter::start_on(&mut handle, proj_path.to_path_buf());
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_string`
[INFO] [stdout]   --> src/buildsys-utils/toolchain/flags/c.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 56 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `to_boxed_value`
[INFO] [stdout]   --> src/grammar/ast.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn to_boxed_value(self) -> Box<dyn Any> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Spanned`
[INFO] [stdout]    --> src/grammar/ast.rs:204:19
[INFO] [stdout]     |
[INFO] [stdout] 204 | pub(crate) struct Spanned<T> {
[INFO] [stdout]     |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base`
[INFO] [stdout]    --> src/grammar/ast.rs:277:19
[INFO] [stdout]     |
[INFO] [stdout] 277 |     pub(crate) fn get_base(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name`
[INFO] [stdout]    --> src/grammar/ast.rs:281:19
[INFO] [stdout]     |
[INFO] [stdout] 281 |     pub(crate) fn get_property_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_property_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:285:19
[INFO] [stdout]     |
[INFO] [stdout] 285 |     pub(crate) fn get_property_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_value`
[INFO] [stdout]    --> src/grammar/ast.rs:490:19
[INFO] [stdout]     |
[INFO] [stdout] 490 |     pub(crate) fn get_value(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_base_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:567:19
[INFO] [stdout]     |
[INFO] [stdout] 567 |     pub(crate) fn get_base_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:571:19
[INFO] [stdout]     |
[INFO] [stdout] 571 |     pub(crate) fn get_name(&self) -> &String {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name_loc`
[INFO] [stdout]    --> src/grammar/ast.rs:575:19
[INFO] [stdout]     |
[INFO] [stdout] 575 |     pub(crate) fn get_name_loc(&self) -> &Span {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_args`
[INFO] [stdout]    --> src/grammar/ast.rs:579:19
[INFO] [stdout]     |
[INFO] [stdout] 579 |     pub(crate) fn get_args(&self) -> &AstFuncCallArgs {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_condition`
[INFO] [stdout]    --> src/grammar/ast.rs:710:19
[INFO] [stdout]     |
[INFO] [stdout] 710 |     pub(crate) fn get_condition(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:713:19
[INFO] [stdout]     |
[INFO] [stdout] 713 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_if`
[INFO] [stdout]    --> src/grammar/ast.rs:749:19
[INFO] [stdout]     |
[INFO] [stdout] 749 |     pub(crate) fn get_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:787:19
[INFO] [stdout]     |
[INFO] [stdout] 787 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_initial_if`
[INFO] [stdout]    --> src/grammar/ast.rs:808:19
[INFO] [stdout]     |
[INFO] [stdout] 808 |     pub(crate) fn get_initial_if(&self) -> &AstIf {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else_ifs`
[INFO] [stdout]    --> src/grammar/ast.rs:811:19
[INFO] [stdout]     |
[INFO] [stdout] 811 |     pub(crate) fn get_else_ifs(&self) -> &Vec<AstElseIf> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_else`
[INFO] [stdout]    --> src/grammar/ast.rs:814:19
[INFO] [stdout]     |
[INFO] [stdout] 814 |     pub(crate) fn get_else(&self) -> &Option<AstElse> {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_for_in_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:861:19
[INFO] [stdout]     |
[INFO] [stdout] 861 |     pub(crate) fn get_for_in_expr(&self) -> &AstForInExpr {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_statements`
[INFO] [stdout]    --> src/grammar/ast.rs:864:19
[INFO] [stdout]     |
[INFO] [stdout] 864 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_name`
[INFO] [stdout]    --> src/grammar/ast.rs:891:19
[INFO] [stdout]     |
[INFO] [stdout] 891 |     pub(crate) fn get_name(&self) -> &(String, Span) {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_expr`
[INFO] [stdout]    --> src/grammar/ast.rs:895:19
[INFO] [stdout]     |
[INFO] [stdout] 895 |     pub(crate) fn get_expr(&self) -> &Expr {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `token`
[INFO] [stdout]    --> src/grammar/lexer.rs:159:5
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub(crate) token: Tk,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]    --> src/grammar/lexer.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     pub(crate) data: &'data str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]    --> src/grammar/lexer.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     pub(crate) span: Span,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_results`
[INFO] [stdout]   --> src/handle/mod.rs:16:19
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub(crate) fn write_results(&mut self) {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_env`
[INFO] [stdout]   --> src/handle/mod.rs:20:19
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub(crate) fn get_env(&self) -> &Env {
[INFO] [stdout]    |                   ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/interpreter/env.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     file_id: FileId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DOCS_ROOT`
[INFO] [stdout]  --> src/interpreter/mod.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub(crate) const DOCS_ROOT: &str = "https://leafbuild.github.io/";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 30 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "765a35d5dfa872e11ac41bb9ce7cac7cf9214ce9802c2e0d8b032c1e9bac64b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "765a35d5dfa872e11ac41bb9ce7cac7cf9214ce9802c2e0d8b032c1e9bac64b6", kill_on_drop: false }`
[INFO] [stdout] 765a35d5dfa872e11ac41bb9ce7cac7cf9214ce9802c2e0d8b032c1e9bac64b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8332e7dda4a621a6cf2c2884a6ec73374787024a1bf31bf91e82a63a4f6af409
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8332e7dda4a621a6cf2c2884a6ec73374787024a1bf31bf91e82a63a4f6af409", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `from_string`
[INFO] [stderr]   --> src/buildsys-utils/toolchain/flags/c.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_string`
[INFO] [stderr]   --> src/buildsys-utils/toolchain/flags/c.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_boxed_value`
[INFO] [stderr]   --> src/grammar/ast.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn to_boxed_value(self) -> Box<dyn Any> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Spanned`
[INFO] [stderr]    --> src/grammar/ast.rs:204:19
[INFO] [stderr]     |
[INFO] [stderr] 204 | pub(crate) struct Spanned<T> {
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_base`
[INFO] [stderr]    --> src/grammar/ast.rs:277:19
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub(crate) fn get_base(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_property_name`
[INFO] [stderr]    --> src/grammar/ast.rs:281:19
[INFO] [stderr]     |
[INFO] [stderr] 281 |     pub(crate) fn get_property_name(&self) -> &String {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_property_name_loc`
[INFO] [stderr]    --> src/grammar/ast.rs:285:19
[INFO] [stderr]     |
[INFO] [stderr] 285 |     pub(crate) fn get_property_name_loc(&self) -> &Span {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_value`
[INFO] [stderr]    --> src/grammar/ast.rs:490:19
[INFO] [stderr]     |
[INFO] [stderr] 490 |     pub(crate) fn get_value(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_base_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:567:19
[INFO] [stderr]     |
[INFO] [stderr] 567 |     pub(crate) fn get_base_expr(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name`
[INFO] [stderr]    --> src/grammar/ast.rs:571:19
[INFO] [stderr]     |
[INFO] [stderr] 571 |     pub(crate) fn get_name(&self) -> &String {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name_loc`
[INFO] [stderr]    --> src/grammar/ast.rs:575:19
[INFO] [stderr]     |
[INFO] [stderr] 575 |     pub(crate) fn get_name_loc(&self) -> &Span {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_args`
[INFO] [stderr]    --> src/grammar/ast.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |     pub(crate) fn get_args(&self) -> &AstFuncCallArgs {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_condition`
[INFO] [stderr]    --> src/grammar/ast.rs:710:19
[INFO] [stderr]     |
[INFO] [stderr] 710 |     pub(crate) fn get_condition(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:713:19
[INFO] [stderr]     |
[INFO] [stderr] 713 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_if`
[INFO] [stderr]    --> src/grammar/ast.rs:749:19
[INFO] [stderr]     |
[INFO] [stderr] 749 |     pub(crate) fn get_if(&self) -> &AstIf {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:787:19
[INFO] [stderr]     |
[INFO] [stderr] 787 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_initial_if`
[INFO] [stderr]    --> src/grammar/ast.rs:808:19
[INFO] [stderr]     |
[INFO] [stderr] 808 |     pub(crate) fn get_initial_if(&self) -> &AstIf {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_else_ifs`
[INFO] [stderr]    --> src/grammar/ast.rs:811:19
[INFO] [stderr]     |
[INFO] [stderr] 811 |     pub(crate) fn get_else_ifs(&self) -> &Vec<AstElseIf> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_else`
[INFO] [stderr]    --> src/grammar/ast.rs:814:19
[INFO] [stderr]     |
[INFO] [stderr] 814 |     pub(crate) fn get_else(&self) -> &Option<AstElse> {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_for_in_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:861:19
[INFO] [stderr]     |
[INFO] [stderr] 861 |     pub(crate) fn get_for_in_expr(&self) -> &AstForInExpr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:864:19
[INFO] [stderr]     |
[INFO] [stderr] 864 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name`
[INFO] [stderr]    --> src/grammar/ast.rs:891:19
[INFO] [stderr]     |
[INFO] [stderr] 891 |     pub(crate) fn get_name(&self) -> &(String, Span) {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:895:19
[INFO] [stderr]     |
[INFO] [stderr] 895 |     pub(crate) fn get_expr(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `token`
[INFO] [stderr]    --> src/grammar/lexer.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub(crate) token: Tk,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/grammar/lexer.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub(crate) data: &'data str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]    --> src/grammar/lexer.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub(crate) span: Span,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_results`
[INFO] [stderr]   --> src/handle/mod.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub(crate) fn write_results(&mut self) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_env`
[INFO] [stderr]   --> src/handle/mod.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub(crate) fn get_env(&self) -> &Env {
[INFO] [stderr]    |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_id`
[INFO] [stderr]   --> src/interpreter/env.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     file_id: FileId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DOCS_ROOT`
[INFO] [stderr]  --> src/interpreter/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub(crate) const DOCS_ROOT: &str = "https://leafbuild.github.io/";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_string`
[INFO] [stderr]   --> src/buildsys-utils/toolchain/flags/c.rs:41:8
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `from_string`
[INFO] [stderr]   --> src/buildsys-utils/toolchain/flags/c.rs:56:8
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn from_string(s: impl Into<String>) -> Self {
[INFO] [stderr]    |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `to_boxed_value`
[INFO] [stderr]   --> src/grammar/ast.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn to_boxed_value(self) -> Box<dyn Any> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Spanned`
[INFO] [stderr]    --> src/grammar/ast.rs:204:19
[INFO] [stderr]     |
[INFO] [stderr] 204 | pub(crate) struct Spanned<T> {
[INFO] [stderr]     |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_base`
[INFO] [stderr]    --> src/grammar/ast.rs:277:19
[INFO] [stderr]     |
[INFO] [stderr] 277 |     pub(crate) fn get_base(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_property_name`
[INFO] [stderr]    --> src/grammar/ast.rs:281:19
[INFO] [stderr]     |
[INFO] [stderr] 281 |     pub(crate) fn get_property_name(&self) -> &String {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_property_name_loc`
[INFO] [stderr]    --> src/grammar/ast.rs:285:19
[INFO] [stderr]     |
[INFO] [stderr] 285 |     pub(crate) fn get_property_name_loc(&self) -> &Span {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_value`
[INFO] [stderr]    --> src/grammar/ast.rs:490:19
[INFO] [stderr]     |
[INFO] [stderr] 490 |     pub(crate) fn get_value(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_base_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:567:19
[INFO] [stderr]     |
[INFO] [stderr] 567 |     pub(crate) fn get_base_expr(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name`
[INFO] [stderr]    --> src/grammar/ast.rs:571:19
[INFO] [stderr]     |
[INFO] [stderr] 571 |     pub(crate) fn get_name(&self) -> &String {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name_loc`
[INFO] [stderr]    --> src/grammar/ast.rs:575:19
[INFO] [stderr]     |
[INFO] [stderr] 575 |     pub(crate) fn get_name_loc(&self) -> &Span {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_args`
[INFO] [stderr]    --> src/grammar/ast.rs:579:19
[INFO] [stderr]     |
[INFO] [stderr] 579 |     pub(crate) fn get_args(&self) -> &AstFuncCallArgs {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_condition`
[INFO] [stderr]    --> src/grammar/ast.rs:710:19
[INFO] [stderr]     |
[INFO] [stderr] 710 |     pub(crate) fn get_condition(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:713:19
[INFO] [stderr]     |
[INFO] [stderr] 713 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_if`
[INFO] [stderr]    --> src/grammar/ast.rs:749:19
[INFO] [stderr]     |
[INFO] [stderr] 749 |     pub(crate) fn get_if(&self) -> &AstIf {
[INFO] [stderr]     |                   ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:787:19
[INFO] [stderr]     |
[INFO] [stderr] 787 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_initial_if`
[INFO] [stderr]    --> src/grammar/ast.rs:808:19
[INFO] [stderr]     |
[INFO] [stderr] 808 |     pub(crate) fn get_initial_if(&self) -> &AstIf {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_else_ifs`
[INFO] [stderr]    --> src/grammar/ast.rs:811:19
[INFO] [stderr]     |
[INFO] [stderr] 811 |     pub(crate) fn get_else_ifs(&self) -> &Vec<AstElseIf> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_else`
[INFO] [stderr]    --> src/grammar/ast.rs:814:19
[INFO] [stderr]     |
[INFO] [stderr] 814 |     pub(crate) fn get_else(&self) -> &Option<AstElse> {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_for_in_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:861:19
[INFO] [stderr]     |
[INFO] [stderr] 861 |     pub(crate) fn get_for_in_expr(&self) -> &AstForInExpr {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_statements`
[INFO] [stderr]    --> src/grammar/ast.rs:864:19
[INFO] [stderr]     |
[INFO] [stderr] 864 |     pub(crate) fn get_statements(&self) -> &Vec<AstStatement> {
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_name`
[INFO] [stderr]    --> src/grammar/ast.rs:891:19
[INFO] [stderr]     |
[INFO] [stderr] 891 |     pub(crate) fn get_name(&self) -> &(String, Span) {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_expr`
[INFO] [stderr]    --> src/grammar/ast.rs:895:19
[INFO] [stderr]     |
[INFO] [stderr] 895 |     pub(crate) fn get_expr(&self) -> &Expr {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `token`
[INFO] [stderr]    --> src/grammar/lexer.rs:159:5
[INFO] [stderr]     |
[INFO] [stderr] 159 |     pub(crate) token: Tk,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]    --> src/grammar/lexer.rs:160:5
[INFO] [stderr]     |
[INFO] [stderr] 160 |     pub(crate) data: &'data str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]    --> src/grammar/lexer.rs:161:5
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub(crate) span: Span,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_results`
[INFO] [stderr]   --> src/handle/mod.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub(crate) fn write_results(&mut self) {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_env`
[INFO] [stderr]   --> src/handle/mod.rs:20:19
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub(crate) fn get_env(&self) -> &Env {
[INFO] [stderr]    |                   ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_id`
[INFO] [stderr]   --> src/interpreter/env.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     file_id: FileId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `DOCS_ROOT`
[INFO] [stderr]  --> src/interpreter/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub(crate) const DOCS_ROOT: &str = "https://leafbuild.github.io/";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 30 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:100:13
[INFO] [stderr]     |
[INFO] [stderr] 100 |             interpreter::start_on(&mut handle, proj_path.to_path_buf());
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leafbuild-dd7e572e9c89ab0c
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leafbuild-5beff7b4a9199be4
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests leafbuild
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8332e7dda4a621a6cf2c2884a6ec73374787024a1bf31bf91e82a63a4f6af409", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8332e7dda4a621a6cf2c2884a6ec73374787024a1bf31bf91e82a63a4f6af409", kill_on_drop: false }`
[INFO] [stdout] 8332e7dda4a621a6cf2c2884a6ec73374787024a1bf31bf91e82a63a4f6af409