[INFO] cloning repository https://github.com/sweetmandm/rust-cool [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sweetmandm/rust-cool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd0594f7950276256500408c16c730c8c5517e41 [INFO] testing sweetmandm/rust-cool against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsweetmandm%2Frust-cool" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sweetmandm/rust-cool [INFO] finished tweaking git repo https://github.com/sweetmandm/rust-cool [INFO] tweaked toml for git repo https://github.com/sweetmandm/rust-cool written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sweetmandm/rust-cool on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sweetmandm/rust-cool 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--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 lalrpop-util v0.17.2 [INFO] [stderr] Downloaded utf8-ranges v1.0.4 [INFO] [stderr] Downloaded new_debug_unreachable v1.0.3 [INFO] [stderr] Downloaded serde v1.0.102 [INFO] [stderr] Downloaded strsim v0.9.2 [INFO] [stderr] Downloaded bit-set v0.5.1 [INFO] [stderr] Downloaded itertools v0.8.1 [INFO] [stderr] Downloaded serde_derive v1.0.102 [INFO] [stderr] Downloaded ucd-util v0.1.5 [INFO] [stderr] Downloaded syn v1.0.7 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 531678df1064fdf93e18b7327a744b5659dd3224dfa9d3769cb87da073bfa606 [INFO] running `Command { std: "docker" "start" "-a" "531678df1064fdf93e18b7327a744b5659dd3224dfa9d3769cb87da073bfa606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "531678df1064fdf93e18b7327a744b5659dd3224dfa9d3769cb87da073bfa606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "531678df1064fdf93e18b7327a744b5659dd3224dfa9d3769cb87da073bfa606", kill_on_drop: false }` [INFO] [stdout] 531678df1064fdf93e18b7327a744b5659dd3224dfa9d3769cb87da073bfa606 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 35a664775410c2ac1c775e0a5263f5c78650d9095ea0b7b1ceb237f21ca586f6 [INFO] running `Command { std: "docker" "start" "-a" "35a664775410c2ac1c775e0a5263f5c78650d9095ea0b7b1ceb237f21ca586f6", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling serde v1.0.102 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Compiling diff v0.1.11 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling ucd-util v0.1.5 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling redfa v0.0.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling lalr v0.0.2 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Compiling serde_derive v1.0.102 [INFO] [stderr] Compiling plex v0.2.5 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling rust-cool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4406:5 [INFO] [stdout] | [INFO] [stdout] 4406 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4406 - (__0) [INFO] [stdout] 4406 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4415:5 [INFO] [stdout] | [INFO] [stdout] 4415 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4415 - (__0) [INFO] [stdout] 4415 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4612:5 [INFO] [stdout] | [INFO] [stdout] 4612 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4612 - (__0) [INFO] [stdout] 4612 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4621:5 [INFO] [stdout] | [INFO] [stdout] 4621 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4621 - (__0) [INFO] [stdout] 4621 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4739:5 [INFO] [stdout] | [INFO] [stdout] 4739 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4739 - (__0) [INFO] [stdout] 4739 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4763:5 [INFO] [stdout] | [INFO] [stdout] 4763 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4763 - (__0) [INFO] [stdout] 4763 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4832:5 [INFO] [stdout] | [INFO] [stdout] 4832 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4832 - (__0) [INFO] [stdout] 4832 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4872:5 [INFO] [stdout] | [INFO] [stdout] 4872 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4872 - (__0) [INFO] [stdout] 4872 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4899 - (__0) [INFO] [stdout] 4899 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4908:5 [INFO] [stdout] | [INFO] [stdout] 4908 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4908 - (__0) [INFO] [stdout] 4908 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Program` is never constructed [INFO] [stdout] --> src/ast.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Program { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Program` has a derived impl for the trait `Debug`, but this is 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 39.48s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "35a664775410c2ac1c775e0a5263f5c78650d9095ea0b7b1ceb237f21ca586f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35a664775410c2ac1c775e0a5263f5c78650d9095ea0b7b1ceb237f21ca586f6", kill_on_drop: false }` [INFO] [stdout] 35a664775410c2ac1c775e0a5263f5c78650d9095ea0b7b1ceb237f21ca586f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] de8571a7f2d28ef2f6468d37caafd417868191924ff184a8c127741b84817173 [INFO] running `Command { std: "docker" "start" "-a" "de8571a7f2d28ef2f6468d37caafd417868191924ff184a8c127741b84817173", kill_on_drop: false }` [INFO] [stderr] Compiling rust-cool v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4406:5 [INFO] [stdout] | [INFO] [stdout] 4406 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4406 - (__0) [INFO] [stdout] 4406 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4415:5 [INFO] [stdout] | [INFO] [stdout] 4415 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4415 - (__0) [INFO] [stdout] 4415 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4612:5 [INFO] [stdout] | [INFO] [stdout] 4612 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4612 - (__0) [INFO] [stdout] 4612 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4621:5 [INFO] [stdout] | [INFO] [stdout] 4621 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4621 - (__0) [INFO] [stdout] 4621 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4739:5 [INFO] [stdout] | [INFO] [stdout] 4739 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4739 - (__0) [INFO] [stdout] 4739 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4763:5 [INFO] [stdout] | [INFO] [stdout] 4763 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4763 - (__0) [INFO] [stdout] 4763 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4832:5 [INFO] [stdout] | [INFO] [stdout] 4832 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4832 - (__0) [INFO] [stdout] 4832 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4872:5 [INFO] [stdout] | [INFO] [stdout] 4872 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4872 - (__0) [INFO] [stdout] 4872 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4899:5 [INFO] [stdout] | [INFO] [stdout] 4899 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4899 - (__0) [INFO] [stdout] 4899 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4908:5 [INFO] [stdout] | [INFO] [stdout] 4908 | (__0) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 4908 - (__0) [INFO] [stdout] 4908 + __0 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Program` is never constructed [INFO] [stdout] --> src/ast.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct Program { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Program` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.95s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "de8571a7f2d28ef2f6468d37caafd417868191924ff184a8c127741b84817173", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de8571a7f2d28ef2f6468d37caafd417868191924ff184a8c127741b84817173", kill_on_drop: false }` [INFO] [stdout] de8571a7f2d28ef2f6468d37caafd417868191924ff184a8c127741b84817173 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4b395aabcbc20426db0d460d7dfff5a3d95db5aefd67a8ddc9c0dda29d67f27f [INFO] running `Command { std: "docker" "start" "-a" "4b395aabcbc20426db0d460d7dfff5a3d95db5aefd67a8ddc9c0dda29d67f27f", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4406:5 [INFO] [stderr] | [INFO] [stderr] 4406 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4406 - (__0) [INFO] [stderr] 4406 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4415:5 [INFO] [stderr] | [INFO] [stderr] 4415 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4415 - (__0) [INFO] [stderr] 4415 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4612:5 [INFO] [stderr] | [INFO] [stderr] 4612 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4612 - (__0) [INFO] [stderr] 4612 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4621:5 [INFO] [stderr] | [INFO] [stderr] 4621 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4621 - (__0) [INFO] [stderr] 4621 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4739:5 [INFO] [stderr] | [INFO] [stderr] 4739 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4739 - (__0) [INFO] [stderr] 4739 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4763:5 [INFO] [stderr] | [INFO] [stderr] 4763 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4763 - (__0) [INFO] [stderr] 4763 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4832:5 [INFO] [stderr] | [INFO] [stderr] 4832 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4832 - (__0) [INFO] [stderr] 4832 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4872:5 [INFO] [stderr] | [INFO] [stderr] 4872 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4872 - (__0) [INFO] [stderr] 4872 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4899:5 [INFO] [stderr] | [INFO] [stderr] 4899 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4899 - (__0) [INFO] [stderr] 4899 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/x86_64-unknown-linux-musl/debug/build/rust-cool-d12903b384357cde/out/cool.rs:4908:5 [INFO] [stderr] | [INFO] [stderr] 4908 | (__0) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 4908 - (__0) [INFO] [stderr] 4908 + __0 [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: struct `Program` is never constructed [INFO] [stderr] --> src/ast.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | pub struct Program { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Program` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust-cool` (bin "rust-cool" test) generated 11 warnings (run `cargo fix --bin "rust-cool" --tests` to apply 10 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.17.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rust_cool-e6b3591477c2a7c0) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4b395aabcbc20426db0d460d7dfff5a3d95db5aefd67a8ddc9c0dda29d67f27f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b395aabcbc20426db0d460d7dfff5a3d95db5aefd67a8ddc9c0dda29d67f27f", kill_on_drop: false }` [INFO] [stdout] 4b395aabcbc20426db0d460d7dfff5a3d95db5aefd67a8ddc9c0dda29d67f27f