[INFO] cloning repository https://github.com/danii/rust-script
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danii/rust-script" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanii%2Frust-script", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanii%2Frust-script'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77e9a27d04907df777c1925ef6ea233dbcc37fba
[INFO] checking danii/rust-script against try#8c500c7cefd54fd11d57295f3771d576be9ee415 for pr-145113
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanii%2Frust-script" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danii/rust-script
[INFO] finished tweaking git repo https://github.com/danii/rust-script
[INFO] tweaked toml for git repo https://github.com/danii/rust-script written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danii/rust-script on toolchain 8c500c7cefd54fd11d57295f3771d576be9ee415
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danii/rust-script 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" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4299c0664b6aabeaf53ca5ad64d769c6cb5122501a9317af21b80286cfe52a5e
[INFO] running `Command { std: "docker" "start" "-a" "4299c0664b6aabeaf53ca5ad64d769c6cb5122501a9317af21b80286cfe52a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4299c0664b6aabeaf53ca5ad64d769c6cb5122501a9317af21b80286cfe52a5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4299c0664b6aabeaf53ca5ad64d769c6cb5122501a9317af21b80286cfe52a5e", kill_on_drop: false }`
[INFO] [stdout] 4299c0664b6aabeaf53ca5ad64d769c6cb5122501a9317af21b80286cfe52a5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+8c500c7cefd54fd11d57295f3771d576be9ee415" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e807a2bf4d24e1cbff4646cdff3bfbba9731a72763229f8fddfa0e905539bfe2
[INFO] running `Command { std: "docker" "start" "-a" "e807a2bf4d24e1cbff4646cdff3bfbba9731a72763229f8fddfa0e905539bfe2", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking prev-iter v0.1.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking rustscript v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `empty` and `once`
[INFO] [stdout]  --> src/backend/javascript/mod.rs:3:66
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::{Display, Formatter, Result as FMTResult}, iter::{empty, once}};
[INFO] [stdout]   |                                                                  ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `empty` and `once`
[INFO] [stdout]  --> src/backend/javascript/mod.rs:3:66
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{fmt::{Display, Formatter, Result as FMTResult}, iter::{empty, once}};
[INFO] [stdout]   |                                                                  ^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `iter`
[INFO] [stdout]  --> src/backend/javascript/mod.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | macro_rules! iter {
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `iter`
[INFO] [stdout]  --> src/backend/javascript/mod.rs:5:14
[INFO] [stdout]   |
[INFO] [stdout] 5 | macro_rules! iter {
[INFO] [stdout]   |              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]    --> src/backend/javascript/mod.rs:135:43
[INFO] [stdout]     |
[INFO] [stdout] 135 |                                 EnumVariantFormat::Named {fields, variants} =>
[INFO] [stdout]     |                                                                   ^^^^^^^^ help: try ignoring the field: `variants: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variants`
[INFO] [stdout]    --> src/backend/javascript/mod.rs:135:43
[INFO] [stdout]     |
[INFO] [stdout] 135 |                                 EnumVariantFormat::Named {fields, variants} =>
[INFO] [stdout]     |                                                                   ^^^^^^^^ help: try ignoring the field: `variants: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_names`
[INFO] [stdout]    --> src/frontend/mod.rs:141:6
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let function_names: HashSet<_> = block.0.iter()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/frontend/mod.rs:103:11
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let (name, format) =
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/frontend/mod.rs:108:25
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 DataItem::Multiple {name, variants} => {
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `function_names`
[INFO] [stdout]    --> src/frontend/mod.rs:141:6
[INFO] [stdout]     |
[INFO] [stdout] 141 |     let function_names: HashSet<_> = block.0.iter()
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_function_names`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/frontend/mod.rs:103:11
[INFO] [stdout]     |
[INFO] [stdout] 103 |                     let (name, format) =
[INFO] [stdout]     |                          ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/frontend/mod.rs:108:25
[INFO] [stdout]     |
[INFO] [stdout] 108 |                 DataItem::Multiple {name, variants} => {
[INFO] [stdout]     |                                     ^^^^ help: try ignoring the field: `name: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]   --> src/frontend/mod.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Function<'s> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 46 |     code: Code<'s>
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `functions` is never read
[INFO] [stdout]   --> src/frontend/mod.rs:57:2
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct Scope<'s> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 56 |     pub types: HashMap<IStr<'s>, Type<'s>>,
[INFO] [stdout] 57 |     functions: HashMap<IStr<'s>, Function<'s>>
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `code` is never read
[INFO] [stdout]   --> src/frontend/mod.rs:46:2
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct Function<'s> {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 46 |     code: Code<'s>
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `functions` is never read
[INFO] [stdout]   --> src/frontend/mod.rs:57:2
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct Scope<'s> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 56 |     pub types: HashMap<IStr<'s>, Type<'s>>,
[INFO] [stdout] 57 |     functions: HashMap<IStr<'s>, Function<'s>>
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Scope` 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 1.01s
[INFO] running `Command { std: "docker" "inspect" "e807a2bf4d24e1cbff4646cdff3bfbba9731a72763229f8fddfa0e905539bfe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e807a2bf4d24e1cbff4646cdff3bfbba9731a72763229f8fddfa0e905539bfe2", kill_on_drop: false }`
[INFO] [stdout] e807a2bf4d24e1cbff4646cdff3bfbba9731a72763229f8fddfa0e905539bfe2