[INFO] cloning repository https://github.com/rwblickhan/rdurian [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rwblickhan/rdurian" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwblickhan%2Frdurian", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwblickhan%2Frdurian'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6f0edc1d925315e773ec0d5eda4da1b901342070 [INFO] checking rwblickhan/rdurian against master#c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwblickhan%2Frdurian" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rwblickhan/rdurian on toolchain c5fbcd35a8217a17f6b63a22217ace06cf8f5f02 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rwblickhan/rdurian [INFO] finished tweaking git repo https://github.com/rwblickhan/rdurian [INFO] tweaked toml for git repo https://github.com/rwblickhan/rdurian written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/rwblickhan/rdurian already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e7232cc48cd47f43c50484ab0ca5dc3b9ab45aee0e301cd270accb245dc942c [INFO] running `Command { std: "docker" "start" "-a" "8e7232cc48cd47f43c50484ab0ca5dc3b9ab45aee0e301cd270accb245dc942c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e7232cc48cd47f43c50484ab0ca5dc3b9ab45aee0e301cd270accb245dc942c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e7232cc48cd47f43c50484ab0ca5dc3b9ab45aee0e301cd270accb245dc942c", kill_on_drop: false }` [INFO] [stdout] 8e7232cc48cd47f43c50484ab0ca5dc3b9ab45aee0e301cd270accb245dc942c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+c5fbcd35a8217a17f6b63a22217ace06cf8f5f02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 468204a488059ac348e540b47bc5f699bac397ab41c2e85a8a45f5fbf1708ded [INFO] running `Command { std: "docker" "start" "-a" "468204a488059ac348e540b47bc5f699bac397ab41c2e85a8a45f5fbf1708ded", kill_on_drop: false }` [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking subprocess v0.1.13 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking rdurian v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let mut iter = stmts.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut iter = params.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut iter = args.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let mut iter = args.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut iter = commands.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/treewalk_interpreter.rs:233:21 [INFO] [stdout] | [INFO] [stdout] 233 | let mut handle = stdin.lock(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/treewalk_interpreter.rs:328:21 [INFO] [stdout] | [INFO] [stdout] 328 | let mut func_obj = self.curr_scope.borrow().get(ident_str)?; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Float` [INFO] [stdout] --> src/vm.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Float(f64), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Bool` [INFO] [stdout] --> src/vm.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Bool(bool), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `constant_pool_size` [INFO] [stdout] --> src/vm.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | constant_pool_size: ConstantPoolIdx, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let mut iter = stmts.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | let mut iter = params.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:69:17 [INFO] [stdout] | [INFO] [stdout] 69 | let mut iter = args.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:81:21 [INFO] [stdout] | [INFO] [stdout] 81 | let mut iter = args.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/pretty_printer.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | let mut iter = commands.iter(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/treewalk_interpreter.rs:233:21 [INFO] [stdout] | [INFO] [stdout] 233 | let mut handle = stdin.lock(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/treewalk_interpreter.rs:328:21 [INFO] [stdout] | [INFO] [stdout] 328 | let mut func_obj = self.curr_scope.borrow().get(ident_str)?; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Float` [INFO] [stdout] --> src/vm.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Float(f64), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Bool` [INFO] [stdout] --> src/vm.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | Bool(bool), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `constant_pool_size` [INFO] [stdout] --> src/vm.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | constant_pool_size: ConstantPoolIdx, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.11s [INFO] running `Command { std: "docker" "inspect" "468204a488059ac348e540b47bc5f699bac397ab41c2e85a8a45f5fbf1708ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "468204a488059ac348e540b47bc5f699bac397ab41c2e85a8a45f5fbf1708ded", kill_on_drop: false }` [INFO] [stdout] 468204a488059ac348e540b47bc5f699bac397ab41c2e85a8a45f5fbf1708ded