[INFO] cloning repository https://github.com/nishant-sachdeva/monkeyLang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nishant-sachdeva/monkeyLang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishant-sachdeva%2FmonkeyLang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishant-sachdeva%2FmonkeyLang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d43cf6313842150c89253f9892e148503dcee2f8
[INFO] checking nishant-sachdeva/monkeyLang against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishant-sachdeva%2FmonkeyLang" "/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/nishant-sachdeva/monkeyLang
[INFO] finished tweaking git repo https://github.com/nishant-sachdeva/monkeyLang
[INFO] tweaked toml for git repo https://github.com/nishant-sachdeva/monkeyLang written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nishant-sachdeva/monkeyLang on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nishant-sachdeva/monkeyLang 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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 931d12d64f62adad1ed0394262dd3eec33fb24f9134177eecdde192abe728320
[INFO] running `Command { std: "docker" "start" "-a" "931d12d64f62adad1ed0394262dd3eec33fb24f9134177eecdde192abe728320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "931d12d64f62adad1ed0394262dd3eec33fb24f9134177eecdde192abe728320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "931d12d64f62adad1ed0394262dd3eec33fb24f9134177eecdde192abe728320", kill_on_drop: false }`
[INFO] [stdout] 931d12d64f62adad1ed0394262dd3eec33fb24f9134177eecdde192abe728320
[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" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82ef5660d63fd88de2aaf75193cc3d8cd6f6d99ddcc6d94fa267c8245e1f018c
[INFO] running `Command { std: "docker" "start" "-a" "82ef5660d63fd88de2aaf75193cc3d8cd6f6d99ddcc6d94fa267c8245e1f018c", kill_on_drop: false }`
[INFO] [stderr]     Checking monkey_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/interpreter/evaluate.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]     |                            --------- in this derive macro expansion
[INFO] [stdout] 146 |     pub struct BuiltinFunctionObject {
[INFO] [stdout] 147 |         pub func: fn(Vec<Object>) -> Object,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/interpreter/evaluate.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     #[derive(Debug, Clone, PartialEq)]
[INFO] [stdout]     |                            --------- in this derive macro expansion
[INFO] [stdout] 146 |     pub struct BuiltinFunctionObject {
[INFO] [stdout] 147 |         pub func: fn(Vec<Object>) -> Object,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "82ef5660d63fd88de2aaf75193cc3d8cd6f6d99ddcc6d94fa267c8245e1f018c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82ef5660d63fd88de2aaf75193cc3d8cd6f6d99ddcc6d94fa267c8245e1f018c", kill_on_drop: false }`
[INFO] [stdout] 82ef5660d63fd88de2aaf75193cc3d8cd6f6d99ddcc6d94fa267c8245e1f018c