[INFO] updating cached repository https://github.com/sgr2848/nolang [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] 600cd5f3435bb23840c843c369a5e705809b2c78 [INFO] checking sgr2848/nolang against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgr2848%2Fnolang" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sgr2848/nolang on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/sgr2848/nolang [INFO] finished tweaking git repo https://github.com/sgr2848/nolang [INFO] tweaked toml for git repo https://github.com/sgr2848/nolang written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/sgr2848/nolang already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 4b9dcf2f2d3cddd4e4ccd3d8d058cf9675e370d82a5c0cc8ed480b3525725c87 [INFO] running `"docker" "start" "-a" "4b9dcf2f2d3cddd4e4ccd3d8d058cf9675e370d82a5c0cc8ed480b3525725c87"` [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking nano_lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0432]: unresolved import `backtrace` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use backtrace::Backtrace; [INFO] [stderr] | ^^^^^^^^^ help: a similar path exists: `std::backtrace` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `return` value [INFO] [stderr] --> src/interpreter.rs:241:20 [INFO] [stderr] | [INFO] [stderr] 241 | return (left); [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Lexer`, `NodeId`, `ParseTreeNode`, `Type`, `build_pt` [INFO] [stderr] --> src/mapper.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | build_pt [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | Type, [INFO] [stderr] | ^^^^ [INFO] [stderr] 9 | Lexer}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 10 | node::{ [INFO] [stderr] 11 | NodeId, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 12 | ParseTreeNode, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `PTVec` [INFO] [stderr] --> src/node.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | PTVec, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `HashMap` [INFO] [stderr] --> src/main.rs:8:24 [INFO] [stderr] | [INFO] [stderr] 8 | use std::collections::{HashMap, VecDeque}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0432]: unresolved import `backtrace` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use backtrace::Backtrace; [INFO] [stderr] | ^^^^^^^^^ help: a similar path exists: `std::backtrace` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `return` value [INFO] [stderr] --> src/interpreter.rs:241:20 [INFO] [stderr] | [INFO] [stderr] 241 | return (left); [INFO] [stderr] | ^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Lexer`, `NodeId`, `ParseTreeNode`, `Type`, `build_pt` [INFO] [stderr] --> src/mapper.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | build_pt [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | Type, [INFO] [stderr] | ^^^^ [INFO] [stderr] 9 | Lexer}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 10 | node::{ [INFO] [stderr] 11 | NodeId, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 12 | ParseTreeNode, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `PTVec` [INFO] [stderr] --> src/node.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | PTVec, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `HashMap` [INFO] [stderr] --> src/main.rs:8:24 [INFO] [stderr] | [INFO] [stderr] 8 | use std::collections::{HashMap, VecDeque}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 4 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `nano_lang`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to previous error; 4 warnings emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0432`. [INFO] [stderr] error: could not compile `nano_lang`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "4b9dcf2f2d3cddd4e4ccd3d8d058cf9675e370d82a5c0cc8ed480b3525725c87"` [INFO] running `"docker" "rm" "-f" "4b9dcf2f2d3cddd4e4ccd3d8d058cf9675e370d82a5c0cc8ed480b3525725c87"` [INFO] [stdout] 4b9dcf2f2d3cddd4e4ccd3d8d058cf9675e370d82a5c0cc8ed480b3525725c87