[INFO] cloning repository https://github.com/jbatch/lisp-compiler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jbatch/lisp-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbatch%2Flisp-compiler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbatch%2Flisp-compiler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d044dc33e9bfa91195605bc06734433480c0136e
[INFO] checking jbatch/lisp-compiler against master#8365fcb2b840c95eeb0bc377af8bd498fad22245 for pr-145605
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjbatch%2Flisp-compiler" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jbatch/lisp-compiler
[INFO] finished tweaking git repo https://github.com/jbatch/lisp-compiler
[INFO] tweaked toml for git repo https://github.com/jbatch/lisp-compiler written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jbatch/lisp-compiler on toolchain 8365fcb2b840c95eeb0bc377af8bd498fad22245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jbatch/lisp-compiler 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" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98dc73bdc23f6b8aaa084c72cee1db7d408a3de8a1d4042637d787e6eb00547e
[INFO] running `Command { std: "docker" "start" "-a" "98dc73bdc23f6b8aaa084c72cee1db7d408a3de8a1d4042637d787e6eb00547e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98dc73bdc23f6b8aaa084c72cee1db7d408a3de8a1d4042637d787e6eb00547e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98dc73bdc23f6b8aaa084c72cee1db7d408a3de8a1d4042637d787e6eb00547e", kill_on_drop: false }`
[INFO] [stdout] 98dc73bdc23f6b8aaa084c72cee1db7d408a3de8a1d4042637d787e6eb00547e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8365fcb2b840c95eeb0bc377af8bd498fad22245" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1bf3c5d0df00206f1ee403a7dbb6796abbcd78a057a6c3c6e6433cd5c8951a1
[INFO] running `Command { std: "docker" "start" "-a" "f1bf3c5d0df00206f1ee403a7dbb6796abbcd78a057a6c3c6e6433cd5c8951a1", kill_on_drop: false }`
[INFO] [stderr]     Checking lisp_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `HasTrait`, `HasMethod`, and `HasField` are never constructed
[INFO] [stdout]   --> src/typechecker/types.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum TypeConstraint {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 52 |     HasTrait(String),                   // Must implement a trait
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 53 |     HasMethod(String, Vec<Type>, Type), // Method name, param types, return type
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 54 |     HasField(String, Type),             // Field name, field type
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeConstraint` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `HasTrait`, `HasMethod`, and `HasField` are never constructed
[INFO] [stdout]   --> src/typechecker/types.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum TypeConstraint {
[INFO] [stdout]    |          -------------- variants in this enum
[INFO] [stdout] 52 |     HasTrait(String),                   // Must implement a trait
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 53 |     HasMethod(String, Vec<Type>, Type), // Method name, param types, return type
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 54 |     HasField(String, Type),             // Field name, field type
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeConstraint` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "f1bf3c5d0df00206f1ee403a7dbb6796abbcd78a057a6c3c6e6433cd5c8951a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1bf3c5d0df00206f1ee403a7dbb6796abbcd78a057a6c3c6e6433cd5c8951a1", kill_on_drop: false }`
[INFO] [stdout] f1bf3c5d0df00206f1ee403a7dbb6796abbcd78a057a6c3c6e6433cd5c8951a1