[INFO] cloning repository https://github.com/cronokirby/iku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cronokirby/iku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fiku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fiku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d567cb80522a7bd2c84eb61ca86bb6229798f819 [INFO] testing cronokirby/iku against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcronokirby%2Fiku" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cronokirby/iku on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cronokirby/iku [INFO] finished tweaking git repo https://github.com/cronokirby/iku [INFO] tweaked toml for git repo https://github.com/cronokirby/iku written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/cronokirby/iku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 680081929e003a3b01ad81c17060ab30e2240f0d6facf4eae23a8be4419b9102 [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" "680081929e003a3b01ad81c17060ab30e2240f0d6facf4eae23a8be4419b9102", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "680081929e003a3b01ad81c17060ab30e2240f0d6facf4eae23a8be4419b9102", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "680081929e003a3b01ad81c17060ab30e2240f0d6facf4eae23a8be4419b9102", kill_on_drop: false }` [INFO] [stdout] 680081929e003a3b01ad81c17060ab30e2240f0d6facf4eae23a8be4419b9102 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ea7ba8953ce507cf2753562b7f4f1f05db219ef5ad5a437ef5c9aa7375b87f5e [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" "ea7ba8953ce507cf2753562b7f4f1f05db219ef5ad5a437ef5c9aa7375b87f5e", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling itertools v0.8.2 [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 ena v0.13.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Compiling petgraph v0.4.13 [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 regex v1.3.1 [INFO] [stderr] Compiling syn-mid v0.4.0 [INFO] [stderr] Compiling rustversion v1.0.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling proc-macro-error v0.4.4 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.3 [INFO] [stderr] Compiling structopt-derive v0.4.0 [INFO] [stderr] Compiling structopt v0.3.7 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.17.2 [INFO] [stderr] Compiling iku v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4174:5 [INFO] [stdout] | [INFO] [stdout] 4174 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4267:5 [INFO] [stdout] | [INFO] [stdout] 4267 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4285:5 [INFO] [stdout] | [INFO] [stdout] 4285 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4303:5 [INFO] [stdout] | [INFO] [stdout] 4303 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4331:5 [INFO] [stdout] | [INFO] [stdout] 4331 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4379:5 [INFO] [stdout] | [INFO] [stdout] 4379 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4407:5 [INFO] [stdout] | [INFO] [stdout] 4407 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4445:5 [INFO] [stdout] | [INFO] [stdout] 4445 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4462:5 [INFO] [stdout] | [INFO] [stdout] 4462 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4505:5 [INFO] [stdout] | [INFO] [stdout] 4505 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4513:5 [INFO] [stdout] | [INFO] [stdout] 4513 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4523:5 [INFO] [stdout] | [INFO] [stdout] 4523 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4564:5 [INFO] [stdout] | [INFO] [stdout] 4564 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4614:5 [INFO] [stdout] | [INFO] [stdout] 4614 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4708:5 [INFO] [stdout] | [INFO] [stdout] 4708 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4802:5 [INFO] [stdout] | [INFO] [stdout] 4802 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4862:5 [INFO] [stdout] | [INFO] [stdout] 4862 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4905:5 [INFO] [stdout] | [INFO] [stdout] 4905 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4948:5 [INFO] [stdout] | [INFO] [stdout] 4948 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4974:5 [INFO] [stdout] | [INFO] [stdout] 4974 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 56s [INFO] running `Command { std: "docker" "inspect" "ea7ba8953ce507cf2753562b7f4f1f05db219ef5ad5a437ef5c9aa7375b87f5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea7ba8953ce507cf2753562b7f4f1f05db219ef5ad5a437ef5c9aa7375b87f5e", kill_on_drop: false }` [INFO] [stdout] ea7ba8953ce507cf2753562b7f4f1f05db219ef5ad5a437ef5c9aa7375b87f5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0525180a94f921e7e2f91ed19f675e215c599abe0dc56c82a6b309a623e84c7d [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" "0525180a94f921e7e2f91ed19f675e215c599abe0dc56c82a6b309a623e84c7d", kill_on_drop: false }` [INFO] [stderr] Compiling iku v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4174:5 [INFO] [stdout] | [INFO] [stdout] 4174 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4267:5 [INFO] [stdout] | [INFO] [stdout] 4267 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4285:5 [INFO] [stdout] | [INFO] [stdout] 4285 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4303:5 [INFO] [stdout] | [INFO] [stdout] 4303 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4331:5 [INFO] [stdout] | [INFO] [stdout] 4331 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4379:5 [INFO] [stdout] | [INFO] [stdout] 4379 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4407:5 [INFO] [stdout] | [INFO] [stdout] 4407 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4445:5 [INFO] [stdout] | [INFO] [stdout] 4445 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4462:5 [INFO] [stdout] | [INFO] [stdout] 4462 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4505:5 [INFO] [stdout] | [INFO] [stdout] 4505 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4513:5 [INFO] [stdout] | [INFO] [stdout] 4513 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4523:5 [INFO] [stdout] | [INFO] [stdout] 4523 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4564:5 [INFO] [stdout] | [INFO] [stdout] 4564 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4614:5 [INFO] [stdout] | [INFO] [stdout] 4614 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4708:5 [INFO] [stdout] | [INFO] [stdout] 4708 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4802:5 [INFO] [stdout] | [INFO] [stdout] 4802 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4862:5 [INFO] [stdout] | [INFO] [stdout] 4862 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4905:5 [INFO] [stdout] | [INFO] [stdout] 4905 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4948:5 [INFO] [stdout] | [INFO] [stdout] 4948 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4974:5 [INFO] [stdout] | [INFO] [stdout] 4974 | (__0) [INFO] [stdout] | ^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 20 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.44s [INFO] running `Command { std: "docker" "inspect" "0525180a94f921e7e2f91ed19f675e215c599abe0dc56c82a6b309a623e84c7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0525180a94f921e7e2f91ed19f675e215c599abe0dc56c82a6b309a623e84c7d", kill_on_drop: false }` [INFO] [stdout] 0525180a94f921e7e2f91ed19f675e215c599abe0dc56c82a6b309a623e84c7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 89bf03c8e908d2e02236a720eebdbdc3dbe15d3b826115682c4d2e65fb731cb3 [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" "89bf03c8e908d2e02236a720eebdbdc3dbe15d3b826115682c4d2e65fb731cb3", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4174:5 [INFO] [stderr] | [INFO] [stderr] 4174 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4267:5 [INFO] [stderr] | [INFO] [stderr] 4267 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4285:5 [INFO] [stderr] | [INFO] [stderr] 4285 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4303:5 [INFO] [stderr] | [INFO] [stderr] 4303 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4331:5 [INFO] [stderr] | [INFO] [stderr] 4331 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4379:5 [INFO] [stderr] | [INFO] [stderr] 4379 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4407:5 [INFO] [stderr] | [INFO] [stderr] 4407 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4445:5 [INFO] [stderr] | [INFO] [stderr] 4445 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4462:5 [INFO] [stderr] | [INFO] [stderr] 4462 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4505:5 [INFO] [stderr] | [INFO] [stderr] 4505 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4513:5 [INFO] [stderr] | [INFO] [stderr] 4513 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4523:5 [INFO] [stderr] | [INFO] [stderr] 4523 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4564:5 [INFO] [stderr] | [INFO] [stderr] 4564 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4614:5 [INFO] [stderr] | [INFO] [stderr] 4614 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4708:5 [INFO] [stderr] | [INFO] [stderr] 4708 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4802:5 [INFO] [stderr] | [INFO] [stderr] 4802 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4862:5 [INFO] [stderr] | [INFO] [stderr] 4862 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4905:5 [INFO] [stderr] | [INFO] [stderr] 4905 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4948:5 [INFO] [stderr] | [INFO] [stderr] 4948 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/iku-c9173dd2f332c8a6/out/parse_ast.rs:4974:5 [INFO] [stderr] | [INFO] [stderr] 4974 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 20 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/iku-b40f5ae09ff52d85 [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test ast::test::display_works_for_single_tuples ... ok [INFO] [stdout] test lexer::test::unicode_names_can_be_lexed ... ok [INFO] [stdout] test test_programs::test_prog_11 ... ok [INFO] [stdout] test test_programs::test_prog_13 ... ok [INFO] [stdout] test test_programs::test_prog_16 ... ok [INFO] [stdout] test test_programs::test_prog_18 ... ok [INFO] [stdout] test lexer::test::string_litterals_lex ... ok [INFO] [stdout] test test_programs::test_prog_20 ... ok [INFO] [stdout] test test_programs::test_prog_12 ... ok [INFO] [stdout] test test_programs::test_prog_17 ... ok [INFO] [stdout] test test_programs::test_prog_2 ... ok [INFO] [stdout] test test_programs::test_prog_23 ... ok [INFO] [stdout] test test_programs::test_prog_1 ... ok [INFO] [stdout] test test_programs::test_prog_7 ... ok [INFO] [stdout] test lexer::test::spaces_are_skipped_when_lexing ... ok [INFO] [stdout] test test_programs::test_prog_14 ... ok [INFO] [stdout] test test_programs::test_prog_19 ... ok [INFO] [stdout] test test_programs::test_prog_5 ... ok [INFO] [stdout] test test_programs::test_prog_4 ... ok [INFO] [stdout] test test_programs::test_prog_22 ... ok [INFO] [stdout] test test_programs::test_prog_21 ... ok [INFO] [stdout] test test_programs::test_prog_10 ... ok [INFO] [stdout] test test_programs::test_prog_3 ... ok [INFO] [stdout] test test_programs::test_prog_6 ... ok [INFO] [stdout] test test_programs::test_prog_8 ... ok [INFO] [stdout] test test_programs::test_prog_24 ... ok [INFO] [stdout] test test_programs::test_prog_15 ... ok [INFO] [stdout] test test_programs::test_prog_9 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "89bf03c8e908d2e02236a720eebdbdc3dbe15d3b826115682c4d2e65fb731cb3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89bf03c8e908d2e02236a720eebdbdc3dbe15d3b826115682c4d2e65fb731cb3", kill_on_drop: false }` [INFO] [stdout] 89bf03c8e908d2e02236a720eebdbdc3dbe15d3b826115682c4d2e65fb731cb3