[INFO] cloning repository https://github.com/Eoghanmc22/flap-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Eoghanmc22/flap-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc3e7e290bd5ff222734fb5f64b782c99178f098
[INFO] checking Eoghanmc22/flap-compiler/bc3e7e290bd5ff222734fb5f64b782c99178f098 against 67854e511de21d881bb16426996cd4259d44aa2e for pr-161154
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEoghanmc22%2Fflap-compiler" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-0-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Eoghanmc22/flap-compiler
[INFO] finished tweaking git repo https://github.com/Eoghanmc22/flap-compiler
[INFO] tweaked toml for git repo https://github.com/Eoghanmc22/flap-compiler written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Eoghanmc22/flap-compiler on toolchain 67854e511de21d881bb16426996cd4259d44aa2e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67854e511de21d881bb16426996cd4259d44aa2e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Eoghanmc22/flap-compiler already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+67854e511de21d881bb16426996cd4259d44aa2e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460
[INFO] running `Command { std: "docker" "start" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460" "/opt/rustwide/cargo-home/bin/cargo" "+67854e511de21d881bb16426996cd4259d44aa2e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460" "/opt/rustwide/cargo-home/bin/cargo" "+67854e511de21d881bb16426996cd4259d44aa2e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `backtrace::Backtrace`
[INFO] [stdout]  --> src/codegen/ir.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{backtrace::Backtrace, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/codegen.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `backtrace::Backtrace`
[INFO] [stdout]  --> src/codegen/ir.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{backtrace::Backtrace, sync::Arc};
[INFO] [stdout]   |           ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated module `std::usize`: all constants in this module replaced by associated constants on the type
[INFO] [stdout]   --> src/codegen.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     usize,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/codegen/ir.rs:280:35
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let mut call_lang_item = |name: &str| -> Result<'a, Type<'a>> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `directive`
[INFO] [stdout]    --> src/lsp.rs:338:36
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 AstNode::Directive(directive) => {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_directive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/codegen/ir.rs:280:35
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let mut call_lang_item = |name: &str| -> Result<'a, Type<'a>> {
[INFO] [stdout]     |                                   ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `directive`
[INFO] [stdout]    --> src/lsp.rs:338:36
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 AstNode::Directive(directive) => {
[INFO] [stdout]     |                                    ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_directive`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_range` is never used
[INFO] [stdout]    --> src/lsp.rs:710:4
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn full_range(text: &str) -> Range {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `full_range` is never used
[INFO] [stdout]    --> src/lsp.rs:710:4
[INFO] [stdout]     |
[INFO] [stdout] 710 | fn full_range(text: &str) -> Range {
[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 1m 37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nix v0.31.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460", kill_on_drop: false }`
[INFO] [stdout] de67c39a59d5616c0059d6caccdf265616d0116b70260299255179f3655cb460