[INFO] cloning repository https://github.com/kdnakt/rmonkey [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kdnakt/rmonkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Frmonkey", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Frmonkey'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f8daf98e0ffd960a0c223d674a6402bfe74406f5 [INFO] building kdnakt/rmonkey against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkdnakt%2Frmonkey" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kdnakt/rmonkey on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kdnakt/rmonkey [INFO] finished tweaking git repo https://github.com/kdnakt/rmonkey [INFO] tweaked toml for git repo https://github.com/kdnakt/rmonkey written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kdnakt/rmonkey 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4f2d0c216615e0646f1c23107f94b5a9b15791294375b98073b1c96a5bcedc21 [INFO] running `Command { std: "docker" "start" "-a" "4f2d0c216615e0646f1c23107f94b5a9b15791294375b98073b1c96a5bcedc21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f2d0c216615e0646f1c23107f94b5a9b15791294375b98073b1c96a5bcedc21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f2d0c216615e0646f1c23107f94b5a9b15791294375b98073b1c96a5bcedc21", kill_on_drop: false }` [INFO] [stdout] 4f2d0c216615e0646f1c23107f94b5a9b15791294375b98073b1c96a5bcedc21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b17e329ee1feb5df12578e3a435ac63c667cb4b59ec77d3383d575a5d161513 [INFO] running `Command { std: "docker" "start" "-a" "4b17e329ee1feb5df12578e3a435ac63c667cb4b59ec77d3383d575a5d161513", kill_on_drop: false }` [INFO] [stderr] Compiling whoami v1.1.5 [INFO] [stderr] Compiling rmonkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `parameters` [INFO] [stdout] --> src/object.rs:64:22 [INFO] [stdout] | [INFO] [stdout] 64 | Function{parameters, body, ..} => { [INFO] [stdout] | ^^^^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/object.rs:64:34 [INFO] [stdout] | [INFO] [stdout] 64 | Function{parameters, body, ..} => { [INFO] [stdout] | ^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/evaluator.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | _ => None, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/evaluator.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 19 | ExpressionStatement{expression, ..} => eval_expression(expression, env), [INFO] [stdout] | ----------------------------------- matches some of the same values [INFO] [stdout] 20 | BlockStatement{statements, ..} => eval_statements(statements, env), [INFO] [stdout] | ------------------------------ matches some of the same values [INFO] [stdout] 21 | ReturnStatement{return_value, ..} => { [INFO] [stdout] | --------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | LetStatement{value, name, ..} => { [INFO] [stdout] | ----------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 39 | _ => None, [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Expression` is never constructed [INFO] [stdout] --> src/ast.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum AstNode { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Expression { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `PrefixParseFn` is never used [INFO] [stdout] --> src/parser.rs:55:6 [INFO] [stdout] | [INFO] [stdout] 55 | enum PrefixParseFn { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s [INFO] running `Command { std: "docker" "inspect" "4b17e329ee1feb5df12578e3a435ac63c667cb4b59ec77d3383d575a5d161513", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b17e329ee1feb5df12578e3a435ac63c667cb4b59ec77d3383d575a5d161513", kill_on_drop: false }` [INFO] [stdout] 4b17e329ee1feb5df12578e3a435ac63c667cb4b59ec77d3383d575a5d161513 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d9ad683e96c3d390312b7eace1dcf11bdfa6ea67753b0c1266c5af40e317de1 [INFO] running `Command { std: "docker" "start" "-a" "1d9ad683e96c3d390312b7eace1dcf11bdfa6ea67753b0c1266c5af40e317de1", kill_on_drop: false }` [INFO] [stderr] Compiling rmonkey v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `parameters` [INFO] [stdout] --> src/object.rs:64:22 [INFO] [stdout] | [INFO] [stdout] 64 | Function{parameters, body, ..} => { [INFO] [stdout] | ^^^^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `body` [INFO] [stdout] --> src/object.rs:64:34 [INFO] [stdout] | [INFO] [stdout] 64 | Function{parameters, body, ..} => { [INFO] [stdout] | ^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/evaluator.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 39 | _ => None, [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/evaluator.rs:39:13 [INFO] [stdout] | [INFO] [stdout] 19 | ExpressionStatement{expression, ..} => eval_expression(expression, env), [INFO] [stdout] | ----------------------------------- matches some of the same values [INFO] [stdout] 20 | BlockStatement{statements, ..} => eval_statements(statements, env), [INFO] [stdout] | ------------------------------ matches some of the same values [INFO] [stdout] 21 | ReturnStatement{return_value, ..} => { [INFO] [stdout] | --------------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 25 | LetStatement{value, name, ..} => { [INFO] [stdout] | ----------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 39 | _ => None, [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Expression` is never constructed [INFO] [stdout] --> src/ast.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum AstNode { [INFO] [stdout] | ------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 18 | Expression { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `PrefixParseFn` is never used [INFO] [stdout] --> src/parser.rs:55:6 [INFO] [stdout] | [INFO] [stdout] 55 | enum PrefixParseFn { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "1d9ad683e96c3d390312b7eace1dcf11bdfa6ea67753b0c1266c5af40e317de1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d9ad683e96c3d390312b7eace1dcf11bdfa6ea67753b0c1266c5af40e317de1", kill_on_drop: false }` [INFO] [stdout] 1d9ad683e96c3d390312b7eace1dcf11bdfa6ea67753b0c1266c5af40e317de1