[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 try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frwblickhan%2Frdurian" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/rwblickhan/rdurian on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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-4/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam v0.2.12 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded byteorder v1.2.6 [INFO] [stderr] Downloaded atty v0.2.10 [INFO] [stderr] Downloaded redox_syscall v0.1.40 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded textwrap v0.10.0 [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded winapi v0.3.5 [INFO] [stderr] Downloaded clap v2.32.0 [INFO] [stderr] Downloaded libc v0.2.42 [INFO] [stderr] Downloaded subprocess v0.1.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d49e537c024e81aef9c8061c1f2734e89ea222d6946523c8baacef289e223fb [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" "7d49e537c024e81aef9c8061c1f2734e89ea222d6946523c8baacef289e223fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d49e537c024e81aef9c8061c1f2734e89ea222d6946523c8baacef289e223fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d49e537c024e81aef9c8061c1f2734e89ea222d6946523c8baacef289e223fb", kill_on_drop: false }` [INFO] [stdout] 7d49e537c024e81aef9c8061c1f2734e89ea222d6946523c8baacef289e223fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48da2572f730dea482401e83b924d089d10cd29cdcc9877416a7f0989d569a1b [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" "48da2572f730dea482401e83b924d089d10cd29cdcc9877416a7f0989d569a1b", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking atty v0.2.10 [INFO] [stderr] Checking subprocess v0.1.13 [INFO] [stderr] Checking textwrap v0.10.0 [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/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: 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: 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 8.77s [INFO] running `Command { std: "docker" "inspect" "48da2572f730dea482401e83b924d089d10cd29cdcc9877416a7f0989d569a1b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48da2572f730dea482401e83b924d089d10cd29cdcc9877416a7f0989d569a1b", kill_on_drop: false }` [INFO] [stdout] 48da2572f730dea482401e83b924d089d10cd29cdcc9877416a7f0989d569a1b