[INFO] updating cached repository https://github.com/noculture/wasl
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7569fa337a7a1777ebf7d5370694ade77e389894
[INFO] checking noculture/wasl against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoculture%2Fwasl" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noculture/wasl on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/noculture/wasl
[INFO] finished tweaking git repo https://github.com/noculture/wasl
[INFO] tweaked toml for git repo https://github.com/noculture/wasl written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/noculture/wasl already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45fac6ce83f22741c9acfc176d53e670b7ecbaffd08f7a2753917f94a2f0a35c
[INFO] running `"docker" "start" "-a" "45fac6ce83f22741c9acfc176d53e670b7ecbaffd08f7a2753917f94a2f0a35c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking wasl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::frontend::scanner::Lexeme::StringLiteral`
[INFO] [stderr]  --> src/codegen/emitter.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::frontend::scanner::Lexeme::StringLiteral;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::frontend::ast::Node::Constant`
[INFO] [stderr]  --> src/frontend/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::frontend::ast::Node::Constant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::frontend::scanner::Lexeme::StringLiteral`
[INFO] [stderr]  --> src/codegen/emitter.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::frontend::scanner::Lexeme::StringLiteral;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::frontend::ast::Node::Constant`
[INFO] [stderr]  --> src/frontend/parser.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::frontend::ast::Node::Constant;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/frontend/parser.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |         let mut parser = Parser::new(&text);
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Environment`
[INFO] [stderr]  --> src/codegen/environment.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Environment = HashMap<Node, Node>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GetLocal`
[INFO] [stderr]   --> src/codegen/instructions.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     GetLocal,        // Get a local variable from the stack
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Load`
[INFO] [stderr]   --> src/codegen/instructions.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Load,            // Load 4 bytes as an i32 from linear memory
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Def`
[INFO] [stderr]   --> src/frontend/ast.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Def(VariableInformation),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/frontend/scanner.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn new() -> Token {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `Environment`
[INFO] [stderr]  --> src/codegen/environment.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | type Environment = HashMap<Node, Node>;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `GetLocal`
[INFO] [stderr]   --> src/codegen/instructions.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     GetLocal,        // Get a local variable from the stack
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Load`
[INFO] [stderr]   --> src/codegen/instructions.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Load,            // Load 4 bytes as an i32 from linear memory
[INFO] [stderr]    |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Def`
[INFO] [stderr]   --> src/frontend/ast.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     Def(VariableInformation),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/frontend/scanner.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub fn new() -> Token {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `"docker" "inspect" "45fac6ce83f22741c9acfc176d53e670b7ecbaffd08f7a2753917f94a2f0a35c"`
[INFO] running `"docker" "rm" "-f" "45fac6ce83f22741c9acfc176d53e670b7ecbaffd08f7a2753917f94a2f0a35c"`
[INFO] [stdout] 45fac6ce83f22741c9acfc176d53e670b7ecbaffd08f7a2753917f94a2f0a35c