[INFO] cloning repository https://github.com/janmarthedal/simple-scheme-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janmarthedal/simple-scheme-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanmarthedal%2Fsimple-scheme-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanmarthedal%2Fsimple-scheme-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 212b628d2a40c4632b07056f3579ba64b682a322
[INFO] checking janmarthedal/simple-scheme-interpreter against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjanmarthedal%2Fsimple-scheme-interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/janmarthedal/simple-scheme-interpreter on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/janmarthedal/simple-scheme-interpreter
[INFO] finished tweaking git repo https://github.com/janmarthedal/simple-scheme-interpreter
[INFO] tweaked toml for git repo https://github.com/janmarthedal/simple-scheme-interpreter written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/janmarthedal/simple-scheme-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48a3f09808a6a039c34326a977e204fec6280c86271794dff61852e5e84362cd
[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" "48a3f09808a6a039c34326a977e204fec6280c86271794dff61852e5e84362cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48a3f09808a6a039c34326a977e204fec6280c86271794dff61852e5e84362cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a3f09808a6a039c34326a977e204fec6280c86271794dff61852e5e84362cd", kill_on_drop: false }`
[INFO] [stdout] 48a3f09808a6a039c34326a977e204fec6280c86271794dff61852e5e84362cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4081b8d82477e3400fcca0ad073b19e7202d7a7eff5ba06692c0991691583ba0
[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" "4081b8d82477e3400fcca0ad073b19e7202d7a7eff5ba06692c0991691583ba0", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-scheme-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Number`
[INFO] [stdout]    --> src/tokenizer.rs:100:34
[INFO] [stdout]     |
[INFO] [stdout] 100 |             Token::NumberLiteral(Number::from(1)),
[INFO] [stdout]     |                                  ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 89  |     use crate::Number;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Number`
[INFO] [stdout]    --> src/tokenizer.rs:102:34
[INFO] [stdout]     |
[INFO] [stdout] 102 |             Token::NumberLiteral(Number::from(2)),
[INFO] [stdout]     |                                  ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 89  |     use crate::Number;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Number`
[INFO] [stdout]    --> src/tokenizer.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Token::NumberLiteral(Number::from(-3.14e159)),
[INFO] [stdout]     |                                  ^^^^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]     |
[INFO] [stdout] 89  |     use crate::Number;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-scheme-interpreter`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4081b8d82477e3400fcca0ad073b19e7202d7a7eff5ba06692c0991691583ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4081b8d82477e3400fcca0ad073b19e7202d7a7eff5ba06692c0991691583ba0", kill_on_drop: false }`
[INFO] [stdout] 4081b8d82477e3400fcca0ad073b19e7202d7a7eff5ba06692c0991691583ba0