[INFO] updating cached repository https://github.com/danielwaterworth/qbf-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc0afe7bc181a5cc47a2339ddb3ef130ba7835ac
[INFO] testing danielwaterworth/qbf-rust against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwaterworth%2Fqbf-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danielwaterworth/qbf-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danielwaterworth/qbf-rust
[INFO] finished tweaking git repo https://github.com/danielwaterworth/qbf-rust
[INFO] tweaked toml for git repo https://github.com/danielwaterworth/qbf-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/danielwaterworth/qbf-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-6/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a5fa4c80275e5751d1b24e567877ffb49cd33520d133df104f2b7b043088bcf
[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" "0a5fa4c80275e5751d1b24e567877ffb49cd33520d133df104f2b7b043088bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a5fa4c80275e5751d1b24e567877ffb49cd33520d133df104f2b7b043088bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5fa4c80275e5751d1b24e567877ffb49cd33520d133df104f2b7b043088bcf", kill_on_drop: false }`
[INFO] [stdout] 0a5fa4c80275e5751d1b24e567877ffb49cd33520d133df104f2b7b043088bcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c2655d3f4eda475866efa7f4124a39156d3f93b3c50b78955f9f026c766ce91
[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" "5c2655d3f4eda475866efa7f4124a39156d3f93b3c50b78955f9f026c766ce91", kill_on_drop: false }`
[INFO] [stderr]    Compiling nom v1.2.4
[INFO] [stderr]    Compiling qbf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[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 type
[INFO] [stdout]   --> src/builder.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:42
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rc_expression.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let expr_ptr = node as (*const _);
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.62s
[INFO] running `Command { std: "docker" "inspect" "5c2655d3f4eda475866efa7f4124a39156d3f93b3c50b78955f9f026c766ce91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2655d3f4eda475866efa7f4124a39156d3f93b3c50b78955f9f026c766ce91", kill_on_drop: false }`
[INFO] [stdout] 5c2655d3f4eda475866efa7f4124a39156d3f93b3c50b78955f9f026c766ce91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f07abb1be1b556cb0be56949cad277cef1ae34f21cb6677ecb951dfbeaa2656
[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" "8f07abb1be1b556cb0be56949cad277cef1ae34f21cb6677ecb951dfbeaa2656", kill_on_drop: false }`
[INFO] [stderr]    Compiling qbf v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[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 type
[INFO] [stdout]   --> src/builder.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:42
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rc_expression.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let expr_ptr = node as (*const _);
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:43:31
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[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 type
[INFO] [stdout]   --> src/builder.rs:43:45
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:28
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:56:42
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:28
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/builder.rs:57:42
[INFO] [stdout]    |
[INFO] [stdout] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stdout]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/rc_expression.rs:30:36
[INFO] [stdout]    |
[INFO] [stdout] 30 |             let expr_ptr = node as (*const _);
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "8f07abb1be1b556cb0be56949cad277cef1ae34f21cb6677ecb951dfbeaa2656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f07abb1be1b556cb0be56949cad277cef1ae34f21cb6677ecb951dfbeaa2656", kill_on_drop: false }`
[INFO] [stdout] 8f07abb1be1b556cb0be56949cad277cef1ae34f21cb6677ecb951dfbeaa2656
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 94d5fbf79d3a001bbfae97d3d607e5564057b26fef63cd7ed96133c17b3ee525
[INFO] running `Command { std: "docker" "start" "-a" "94d5fbf79d3a001bbfae97d3d607e5564057b26fef63cd7ed96133c17b3ee525", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:43:31
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[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 type
[INFO] [stderr]   --> src/builder.rs:43:31
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[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 type
[INFO] [stderr]   --> src/builder.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:43:45
[INFO] [stderr]    |
[INFO] [stderr] 43 |         let expr_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                                             ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:56:28
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:56:28
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:56:42
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:56:42
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let a_ptr = &*a as (*const _) as (*const ());
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:57:28
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stderr]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:57:28
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stderr]    |                            ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:57:42
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/rc_expression.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let expr_ptr = node as (*const _);
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/builder.rs:57:42
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let b_ptr = &*b as (*const _) as (*const ());
[INFO] [stderr]    |                                          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/rc_expression.rs:30:36
[INFO] [stderr]    |
[INFO] [stderr] 30 |             let expr_ptr = node as (*const _);
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qbf-70accd5e315832b8
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/qbf-b9a01df68757795b
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qbf
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "94d5fbf79d3a001bbfae97d3d607e5564057b26fef63cd7ed96133c17b3ee525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d5fbf79d3a001bbfae97d3d607e5564057b26fef63cd7ed96133c17b3ee525", kill_on_drop: false }`
[INFO] [stdout] 94d5fbf79d3a001bbfae97d3d607e5564057b26fef63cd7ed96133c17b3ee525