[INFO] updating cached repository https://github.com/vluzko/Grace [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/vluzko/Grace [INFO] [stderr] beefb25..b2d0509 master -> master [INFO] [stderr] d7a7b3b..92acfc5 mvp -> mvp [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b2d05092b7ffa8e597898f8233a7250128d6a51a [INFO] checking vluzko/Grace against try#b19afc12c4f781e95f168f2fdea339c972f14ae2 for pr-64327 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvluzko%2FGrace" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vluzko/Grace on toolchain b19afc12c4f781e95f168f2fdea339c972f14ae2-alt [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vluzko/Grace [INFO] finished tweaking git repo https://github.com/vluzko/Grace [INFO] tweaked toml for git repo https://github.com/vluzko/Grace written to work/builds/worker-2/source/Cargo.toml [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+b19afc12c4f781e95f168f2fdea339c972f14ae2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6e35389a7705ce5d1a39bc67c5efe7d76b2c8c85911b6c92df73f3f2ff20e6eb [INFO] running `"docker" "start" "-a" "6e35389a7705ce5d1a39bc67c5efe7d76b2c8c85911b6c92df73f3f2ff20e6eb"` [INFO] [stderr] Checking bytecount v0.6.0 [INFO] [stderr] Checking cute v0.3.0 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking getrandom v0.1.12 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking once_cell v0.1.8 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking cached v0.9.0 [INFO] [stderr] Checking grace v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/bytecode.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::hash::Hash; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `compile_from_file` [INFO] [stderr] --> src/bytecode.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | compile_from_file, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `get_next_scope_id` [INFO] [stderr] --> src/compiler_layers.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | get_next_scope_id, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::hash::Hash` [INFO] [stderr] --> src/bytecode.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::hash::Hash; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `compile_from_file` [INFO] [stderr] --> src/bytecode.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | compile_from_file, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `read_to_string` [INFO] [stderr] --> src/compiler_layers.rs:7:51 [INFO] [stderr] | [INFO] [stderr] 7 | use std::fs::{File, canonicalize, create_dir_all, read_to_string}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `get_next_scope_id` [INFO] [stderr] --> src/compiler_layers.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | get_next_scope_id, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/compiler_layers.rs:292:9 [INFO] [stderr] | [INFO] [stderr] 292 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/typing.rs:144:9 [INFO] [stderr] | [INFO] [stderr] 144 | / return match self { [INFO] [stderr] 145 | | Type::Record (attributes) => { [INFO] [stderr] 146 | | for (attr_name, attr_type) in attributes { [INFO] [stderr] 147 | | if attribute == attr_name { [INFO] [stderr] ... | [INFO] [stderr] 153 | | _ => panic!("The provided type doesn't have attributes.") [INFO] [stderr] 154 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable expression [INFO] [stderr] --> src/typing.rs:144:9 [INFO] [stderr] | [INFO] [stderr] 144 | / return match self { [INFO] [stderr] 145 | | Type::Record (attributes) => { [INFO] [stderr] 146 | | for (attr_name, attr_type) in attributes { [INFO] [stderr] 147 | | if attribute == attr_name { [INFO] [stderr] ... | [INFO] [stderr] 153 | | _ => panic!("The provided type doesn't have attributes.") [INFO] [stderr] 154 | | }; [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/typing.rs:77:33 [INFO] [stderr] | [INFO] [stderr] 77 | &Type::Function(ref args, ref ret) => { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/typing.rs:301:53 [INFO] [stderr] | [INFO] [stderr] 301 | scoping::CanModifyScope::ImportedModule(id) => { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/compiler_layers.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | let res = compilation.modules.get(&"file_1".to_string()).unwrap().ast.clone(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/typing.rs:77:33 [INFO] [stderr] | [INFO] [stderr] 77 | &Type::Function(ref args, ref ret) => { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `id` [INFO] [stderr] --> src/typing.rs:301:53 [INFO] [stderr] | [INFO] [stderr] 301 | scoping::CanModifyScope::ImportedModule(id) => { [INFO] [stderr] | ^^ help: consider prefixing with an underscore: `_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `res` [INFO] [stderr] --> src/compiler_layers.rs:91:13 [INFO] [stderr] | [INFO] [stderr] 91 | let res = compilation.modules.get(&"file_1".to_string()).unwrap().ast.clone(); [INFO] [stderr] | ^^^ help: consider prefixing with an underscore: `_res` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | env::set_current_dir(path.parent().unwrap()); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | env::set_current_dir(original_path.unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | create_dir_all(output_path.parent().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | env::set_current_dir(path.parent().unwrap()); [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: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:92:9 [INFO] [stderr] | [INFO] [stderr] 92 | env::set_current_dir(original_path.unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/compiler_layers.rs:206:13 [INFO] [stderr] | [INFO] [stderr] 206 | create_dir_all(output_path.parent().unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.00s [INFO] running `"docker" "inspect" "6e35389a7705ce5d1a39bc67c5efe7d76b2c8c85911b6c92df73f3f2ff20e6eb"` [INFO] running `"docker" "rm" "-f" "6e35389a7705ce5d1a39bc67c5efe7d76b2c8c85911b6c92df73f3f2ff20e6eb"` [INFO] [stdout] 6e35389a7705ce5d1a39bc67c5efe7d76b2c8c85911b6c92df73f3f2ff20e6eb