[INFO] cloning repository https://github.com/egkoppel/mycelium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/egkoppel/mycelium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegkoppel%2Fmycelium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegkoppel%2Fmycelium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b91e961485cd0353099ce6481cb515c31abf9f5a
[INFO] checking egkoppel/mycelium against 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0 for pr-158915-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fegkoppel%2Fmycelium" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/egkoppel/mycelium
[INFO] finished tweaking git repo https://github.com/egkoppel/mycelium
[INFO] tweaked toml for git repo https://github.com/egkoppel/mycelium written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/egkoppel/mycelium on toolchain 0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/egkoppel/mycelium 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" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `why_not_a_compiler` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /workspace/builds/worker-0-tc2/source/target/.../why_not_a_compiler
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `why-not-a-compiler`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 - name = "why_not_a_compiler"
[INFO] [stderr] 25 + name = "why-not-a-compiler"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `why-not-a-compiler`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 ~ resolver = "3"
[INFO] [stderr] 31 + [[bin]]
[INFO] [stderr] 32 + name = "why-not-a-compiler"
[INFO] [stderr] 33 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `why_not_a_compiler` (manifest) generated 1 warning
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stacker v0.1.24
[INFO] [stderr]   Downloaded ariadne v0.6.0
[INFO] [stderr]   Downloaded psm v0.1.31
[INFO] [stderr]   Downloaded chumsky v0.13.0
[INFO] [stderr]   Downloaded llvm-sys v201.0.1
[INFO] [stderr]   Downloaded ar_archive_writer v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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] bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d
[INFO] running `Command { std: "docker" "start" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d", 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" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d", 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" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d" "/opt/rustwide/cargo-home/bin/cargo" "+0335fc7ee9e33d92e03d99f3e2fb0fe6119f3cc0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `why_not_a_compiler` should have a kebab-case name
[INFO] [stderr]    |
[INFO] [stderr]  1 | /opt/rustwide/target/.../why_not_a_compiler
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `why-not-a-compiler`, convert `package.name`
[INFO] [stderr]   --> Cargo.toml:25:8
[INFO] [stderr]    |
[INFO] [stderr] 25 - name = "why_not_a_compiler"
[INFO] [stderr] 25 + name = "why-not-a-compiler"
[INFO] [stderr]    |
[INFO] [stderr] help: to change the binary name to `why-not-a-compiler`, specify `bin.name`
[INFO] [stderr]   --> Cargo.toml:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 ~ resolver = "3"
[INFO] [stderr] 31 + [[bin]]
[INFO] [stderr] 32 + name = "why-not-a-compiler"
[INFO] [stderr] 33 + path = "src/main.rs"
[INFO] [stderr]    |
[INFO] [stderr] warning: `why_not_a_compiler` (manifest) generated 1 warning
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling unicode-segmentation v1.13.3
[INFO] [stderr]    Compiling cc v1.2.66
[INFO] [stderr]     Checking ariadne v0.6.0
[INFO] [stderr]    Compiling regex-lite v0.1.6
[INFO] [stderr]    Compiling inkwell v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]    Compiling convert_case v0.10.0
[INFO] [stderr]    Compiling stacker v0.1.24
[INFO] [stderr]    Compiling llvm-sys v201.0.1
[INFO] [stderr]    Compiling ar_archive_writer v0.5.2
[INFO] [stderr]    Compiling psm v0.1.31
[INFO] [stderr]     Checking chumsky v0.13.0
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling inkwell_internals v0.14.0
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking derive_more v2.1.1
[INFO] [stderr]     Checking ast v0.1.0 (/opt/rustwide/workdir/ast)
[INFO] [stdout] warning: unused import: `std::ops::ControlFlow`
[INFO] [stdout]  --> ast/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::ControlFlow;
[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: `MapExtra`
[INFO] [stdout]  --> ast/src/intrinsic.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::input::{MapExtra, SliceInput, StrInput};
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::ControlFlow`
[INFO] [stdout]  --> ast/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::ControlFlow;
[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: `MapExtra`
[INFO] [stdout]  --> ast/src/intrinsic.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use chumsky::input::{MapExtra, SliceInput, StrInput};
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ast/src/span.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking resolve v0.1.0 (/opt/rustwide/workdir/resolve)
[INFO] [stderr]     Checking parser v0.1.0 (/opt/rustwide/workdir/parser)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> ast/src/span.rs:24:16
[INFO] [stdout]    |
[INFO] [stdout] 24 |     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::ControlFlow`
[INFO] [stdout]  --> resolve/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::ControlFlow;
[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::ops::ControlFlow`
[INFO] [stdout]  --> resolve/src/lib.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::ControlFlow;
[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: `Spanned`
[INFO] [stdout]  --> parser/src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ast::span::{Span, Spanned};
[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 variable: `def_id`
[INFO] [stdout]   --> resolve/src/lib.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |         self.bindings.iter().find(|(def_id, node_id)| **node_id == node)
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_def_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::expr::Expr`
[INFO] [stdout]  --> parser/src/statement.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ast::expr::Expr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::Node`
[INFO] [stdout]  --> parser/src/statement.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ast::Node;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr`
[INFO] [stdout]   --> parser/src/statement.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{block, expr, leaf};
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Spanned`
[INFO] [stdout]  --> parser/src/lib.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ast::span::{Span, Spanned};
[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: `ast::expr::Expr`
[INFO] [stdout]  --> parser/src/statement.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use ast::expr::Expr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ast::Node`
[INFO] [stdout]  --> parser/src/statement.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ast::Node;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `expr`
[INFO] [stdout]   --> parser/src/statement.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::{block, expr, leaf};
[INFO] [stdout]    |                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `def_id`
[INFO] [stdout]   --> resolve/src/lib.rs:87:31
[INFO] [stdout]    |
[INFO] [stdout] 87 |         self.bindings.iter().find(|(def_id, node_id)| **node_id == node)
[INFO] [stdout]    |                                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_def_id`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking typeck v0.1.0 (/opt/rustwide/workdir/typeck)
[INFO] [stderr]     Checking codegen_llvm v0.1.0 (/opt/rustwide/workdir/codegen_llvm)
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> codegen_llvm/src/lib.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 LiteralContent::Float(val) => todo!(),
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern_ty`
[INFO] [stdout]    --> codegen_llvm/src/lib.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let pattern_ty = to_ty(type_table.get_node_ty(expr.id).expect("typeck didn't resolve ty"), context);
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]   --> codegen_llvm/src/lib.rs:96:27
[INFO] [stdout]    |
[INFO] [stdout] 96 |                 LiteralContent::Float(val) => todo!(),
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern_ty`
[INFO] [stdout]    --> codegen_llvm/src/lib.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let pattern_ty = to_ty(type_table.get_node_ty(expr.id).expect("typeck didn't resolve ty"), context);
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking why_not_a_compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.36s
[INFO] running `Command { std: "docker" "inspect" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d", kill_on_drop: false }`
[INFO] [stdout] bc26a664a05ac6ed340498d45e028ab29d659e4b77059060e06b09bd58ce662d
