[INFO] cloning repository https://github.com/Malique-Auguste/Nariva
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malique-Auguste/Nariva" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FNariva", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FNariva'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c8d4bcd241d35f145ea491916cc8853a658ca47
[INFO] checking Malique-Auguste/Nariva against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalique-Auguste%2FNariva" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Malique-Auguste/Nariva on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Malique-Auguste/Nariva
[INFO] finished tweaking git repo https://github.com/Malique-Auguste/Nariva
[INFO] tweaked toml for git repo https://github.com/Malique-Auguste/Nariva written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Malique-Auguste/Nariva already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e08fc85b96379630488000a504813d9569192efd8f02fa80e55d1859a9038cd6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e08fc85b96379630488000a504813d9569192efd8f02fa80e55d1859a9038cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e08fc85b96379630488000a504813d9569192efd8f02fa80e55d1859a9038cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e08fc85b96379630488000a504813d9569192efd8f02fa80e55d1859a9038cd6", kill_on_drop: false }`
[INFO] [stdout] e08fc85b96379630488000a504813d9569192efd8f02fa80e55d1859a9038cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1962e6d92773f45a28703d1421278cfcf0e52bb9913b451067cada3794274c4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1962e6d92773f45a28703d1421278cfcf0e52bb9913b451067cada3794274c4", kill_on_drop: false }`
[INFO] [stderr]     Checking virtual_machine v0.1.0 (/opt/rustwide/workdir/virtual_machine)
[INFO] [stderr]     Checking compiler v0.1.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unused import: `ByteOps`
[INFO] [stdout]  --> virtual_machine/src/vm.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::instruction::{Opcode, ByteOps};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ByteOps`
[INFO] [stdout]  --> virtual_machine/src/vm.rs:1:34
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::instruction::{Opcode, ByteOps};
[INFO] [stdout]   |                                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `zero_flag`
[INFO] [stdout]   --> virtual_machine/src/vm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     zero_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign_flag`
[INFO] [stdout]   --> virtual_machine/src/vm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sign_flag: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> compiler/src/parser/parser.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 139 | /         loop {
[INFO] [stdout] 140 | |             
[INFO] [stdout] 141 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 142 | 
[INFO] [stdout] 143 |           output
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let expression =  Parser::get_expression(line);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scope`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:113:70
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn get_value_init_statement(&mut self, mut line: Vec<Token>, scope: &String) -> Result<Statement, String> {
[INFO] [stdout]     |                                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let mut output: Vec<Statement> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut line: Vec<Token> = Vec::new();
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut index = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let mut output: Vec<Statement> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut line: Vec<Token> = Vec::new();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut index = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> compiler/src/parser/parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     input: Vec<Vec<Token>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> compiler/src/parser/parser.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     line: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `symbol_type`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     symbol_type: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> compiler/src/parser/parser.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 139 | /         loop {
[INFO] [stdout] 140 | |             
[INFO] [stdout] 141 | |         }
[INFO] [stdout]     | |_________- any code following this expression is unreachable
[INFO] [stdout] 142 | 
[INFO] [stdout] 143 |           output
[INFO] [stdout]     |           ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         let expression =  Parser::get_expression(line);
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `scope`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:113:70
[INFO] [stdout]     |
[INFO] [stdout] 113 |     pub fn get_value_init_statement(&mut self, mut line: Vec<Token>, scope: &String) -> Result<Statement, String> {
[INFO] [stdout]     |                                                                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:135:17
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let mut output: Vec<Statement> = Vec::new();
[INFO] [stdout]     |                 ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut line: Vec<Token> = Vec::new();
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut index = 0;
[INFO] [stdout]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `zero_flag`
[INFO] [stdout]   --> virtual_machine/src/vm.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     zero_flag: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sign_flag`
[INFO] [stdout]   --> virtual_machine/src/vm.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     sign_flag: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         let mut output: Vec<Statement> = Vec::new();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:136:13
[INFO] [stdout]     |
[INFO] [stdout] 136 |         let mut line: Vec<Token> = Vec::new();
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> compiler/src/parser/parser.rs:137:13
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let mut index = 0;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `input`
[INFO] [stdout]  --> compiler/src/parser/parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     input: Vec<Vec<Token>>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line`
[INFO] [stdout]  --> compiler/src/parser/parser.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     line: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `symbol_type`
[INFO] [stdout]    --> compiler/src/parser/parser.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     symbol_type: String,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "b1962e6d92773f45a28703d1421278cfcf0e52bb9913b451067cada3794274c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1962e6d92773f45a28703d1421278cfcf0e52bb9913b451067cada3794274c4", kill_on_drop: false }`
[INFO] [stdout] b1962e6d92773f45a28703d1421278cfcf0e52bb9913b451067cada3794274c4