[INFO] cloning repository https://github.com/lionrexhepi/project-i
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lionrexhepi/project-i" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fproject-i", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fproject-i'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cf0f170b8c69211e6ce0909687dc32aea7d91a20
[INFO] building lionrexhepi/project-i against master#ad211ced81509462cdfe4c29ed10f97279a0acae for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flionrexhepi%2Fproject-i" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lionrexhepi/project-i on toolchain ad211ced81509462cdfe4c29ed10f97279a0acae
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lionrexhepi/project-i
[INFO] finished tweaking git repo https://github.com/lionrexhepi/project-i
[INFO] tweaked toml for git repo https://github.com/lionrexhepi/project-i written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lionrexhepi/project-i 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" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b480e0cb79cdda0d45b04261cebcb0124b5f4886344a9b2b9ac21f14f150e196
[INFO] running `Command { std: "docker" "start" "-a" "b480e0cb79cdda0d45b04261cebcb0124b5f4886344a9b2b9ac21f14f150e196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b480e0cb79cdda0d45b04261cebcb0124b5f4886344a9b2b9ac21f14f150e196", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b480e0cb79cdda0d45b04261cebcb0124b5f4886344a9b2b9ac21f14f150e196", kill_on_drop: false }`
[INFO] [stdout] b480e0cb79cdda0d45b04261cebcb0124b5f4886344a9b2b9ac21f14f150e196
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2daa75c33bdd08d6f89dd5bcb42d6f4f35361c832a89ba5241ff1fbaffd43959
[INFO] running `Command { std: "docker" "start" "-a" "2daa75c33bdd08d6f89dd5bcb42d6f4f35361c832a89ba5241ff1fbaffd43959", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling smol_str v0.3.2
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling snafu-derive v0.8.5
[INFO] [stderr]    Compiling snafu v0.8.5
[INFO] [stderr]    Compiling project-i v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> src/ir/transformer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ir/transformer.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |             temporaries: todo!(),
[INFO] [stdout]     |                          ------- any code following this expression is unreachable
[INFO] [stdout] 417 |             statements,
[INFO] [stdout]     |             ^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret_temp`
[INFO] [stdout]    --> src/ir/transformer.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let ret_temp = self.symbols.create_temporary();
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret_temp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_var`
[INFO] [stdout]    --> src/ir/transformer.rs:182:22
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 let (return_var, actual_return_type) = return_var.unzip();
[INFO] [stdout]     |                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statements`
[INFO] [stdout]    --> src/ir/transformer.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let (_, statements) = self.scoped(|this| {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/ir/transformer.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |         let block = IrBlock {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let ir = todo!();
[INFO] [stdout]    |              ------- any code following this expression is unreachable
[INFO] [stdout] 23 |     let mut buf = Vec::from(b"#include <stdio.h>\nint add2(int a){return a+2;}\n");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let ast = parse(&mut tokens).unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let ir = todo!();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "2daa75c33bdd08d6f89dd5bcb42d6f4f35361c832a89ba5241ff1fbaffd43959", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2daa75c33bdd08d6f89dd5bcb42d6f4f35361c832a89ba5241ff1fbaffd43959", kill_on_drop: false }`
[INFO] [stdout] 2daa75c33bdd08d6f89dd5bcb42d6f4f35361c832a89ba5241ff1fbaffd43959
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ad211ced81509462cdfe4c29ed10f97279a0acae" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d46538d9a6011bacbf808aa1dd21d2737cfa95bd129785e7c0eb59c20a6b51bb
[INFO] running `Command { std: "docker" "start" "-a" "d46538d9a6011bacbf808aa1dd21d2737cfa95bd129785e7c0eb59c20a6b51bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling project-i v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> src/ir/transformer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ir/transformer.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |             temporaries: todo!(),
[INFO] [stdout]     |                          ------- any code following this expression is unreachable
[INFO] [stdout] 417 |             statements,
[INFO] [stdout]     |             ^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret_temp`
[INFO] [stdout]    --> src/ir/transformer.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let ret_temp = self.symbols.create_temporary();
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret_temp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_var`
[INFO] [stdout]    --> src/ir/transformer.rs:182:22
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 let (return_var, actual_return_type) = return_var.unzip();
[INFO] [stdout]     |                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statements`
[INFO] [stdout]    --> src/ir/transformer.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let (_, statements) = self.scoped(|this| {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/ir/transformer.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |         let block = IrBlock {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let ir = todo!();
[INFO] [stdout]    |              ------- any code following this expression is unreachable
[INFO] [stdout] 23 |     let mut buf = Vec::from(b"#include <stdio.h>\nint add2(int a){return a+2;}\n");
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let ast = parse(&mut tokens).unwrap();
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ir`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let ir = todo!();
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ir`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Not`
[INFO] [stdout]  --> src/ir/transformer.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Not;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/ir/transformer.rs:417:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |             temporaries: todo!(),
[INFO] [stdout]     |                          ------- any code following this expression is unreachable
[INFO] [stdout] 417 |             statements,
[INFO] [stdout]     |             ^^^^^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ret_temp`
[INFO] [stdout]    --> src/ir/transformer.rs:177:21
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 let ret_temp = self.symbols.create_temporary();
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ret_temp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `return_var`
[INFO] [stdout]    --> src/ir/transformer.rs:182:22
[INFO] [stdout]     |
[INFO] [stdout] 182 |                 let (return_var, actual_return_type) = return_var.unzip();
[INFO] [stdout]     |                      ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_return_var`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `statements`
[INFO] [stdout]    --> src/ir/transformer.rs:391:17
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let (_, statements) = self.scoped(|this| {
[INFO] [stdout]     |                 ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]    --> src/ir/transformer.rs:415:13
[INFO] [stdout]     |
[INFO] [stdout] 415 |         let block = IrBlock {
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "d46538d9a6011bacbf808aa1dd21d2737cfa95bd129785e7c0eb59c20a6b51bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d46538d9a6011bacbf808aa1dd21d2737cfa95bd129785e7c0eb59c20a6b51bb", kill_on_drop: false }`
[INFO] [stdout] d46538d9a6011bacbf808aa1dd21d2737cfa95bd129785e7c0eb59c20a6b51bb