[INFO] cloning repository https://github.com/christian-blades-cb/aoc-2015
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christian-blades-cb/aoc-2015" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Faoc-2015", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Faoc-2015'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 461b71b5060711a77ae0db588dee8eefa7efc5ca
[INFO] testing christian-blades-cb/aoc-2015 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristian-blades-cb%2Faoc-2015" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/christian-blades-cb/aoc-2015 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/christian-blades-cb/aoc-2015
[INFO] finished tweaking git repo https://github.com/christian-blades-cb/aoc-2015
[INFO] tweaked toml for git repo https://github.com/christian-blades-cb/aoc-2015 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/christian-blades-cb/aoc-2015 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c99910f11d733f59a8543e773f1054bdc3a6fdb881d911ca66353af38db8e96
[INFO] running `Command { std: "docker" "start" "-a" "8c99910f11d733f59a8543e773f1054bdc3a6fdb881d911ca66353af38db8e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c99910f11d733f59a8543e773f1054bdc3a6fdb881d911ca66353af38db8e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c99910f11d733f59a8543e773f1054bdc3a6fdb881d911ca66353af38db8e96", kill_on_drop: false }`
[INFO] [stdout] 8c99910f11d733f59a8543e773f1054bdc3a6fdb881d911ca66353af38db8e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cd3b66384b17a64c38daa4db44bcb68063d2e7a60093d5cd7ad45c76ca3bb39a
[INFO] running `Command { std: "docker" "start" "-a" "cd3b66384b17a64c38daa4db44bcb68063d2e7a60093d5cd7ad45c76ca3bb39a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling regex v1.0.6
[INFO] [stderr]    Compiling tap v0.3.0
[INFO] [stderr]    Compiling md5 v0.6.0
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling topological-sort v0.1.0
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]    Compiling day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 138 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 139 |                         self.cache.insert(wire.into(), !v);
[INFO] [stdout]     |                         ^^^^^^^^^^                      - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 146 |                         self.cache.insert(wire.into(), v << shift_by);
[INFO] [stdout]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:153:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 153 |                         self.cache.insert(wire.into(), v >> shift_by);
[INFO] [stdout]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 132 |                         self.cache.insert(wire.into(), *v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     -- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:164:25
[INFO] [stdout]     |
[INFO] [stdout] 157 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stdout]     |                                                   ---------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 164 |                         self.cache.insert(wire.into(), l_v & r_v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stdout]     |                                                   ---------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 175 |                         self.cache.insert(wire.into(), l_v | r_v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "cd3b66384b17a64c38daa4db44bcb68063d2e7a60093d5cd7ad45c76ca3bb39a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd3b66384b17a64c38daa4db44bcb68063d2e7a60093d5cd7ad45c76ca3bb39a", kill_on_drop: false }`
[INFO] [stdout] cd3b66384b17a64c38daa4db44bcb68063d2e7a60093d5cd7ad45c76ca3bb39a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83e65a0d4091c0a9dcc66b5674c3fd4e9fecfd654c5c64c31f6215ba99c17fa5
[INFO] running `Command { std: "docker" "start" "-a" "83e65a0d4091c0a9dcc66b5674c3fd4e9fecfd654c5c64c31f6215ba99c17fa5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]    Compiling day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]    Compiling day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stderr]    Compiling day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]    Compiling day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stderr]    Compiling day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]    Compiling day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:139:25
[INFO] [stdout]     |
[INFO] [stdout] 138 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 139 |                         self.cache.insert(wire.into(), !v);
[INFO] [stdout]     |                         ^^^^^^^^^^                      - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:146:25
[INFO] [stdout]     |
[INFO] [stdout] 145 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 146 |                         self.cache.insert(wire.into(), v << shift_by);
[INFO] [stdout]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:153:25
[INFO] [stdout]     |
[INFO] [stdout] 152 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 153 |                         self.cache.insert(wire.into(), v >> shift_by);
[INFO] [stdout]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:132:25
[INFO] [stdout]     |
[INFO] [stdout] 131 |                         let v = self.cache.get(w).unwrap();
[INFO] [stdout]     |                                 ---------- immutable borrow occurs here
[INFO] [stdout] 132 |                         self.cache.insert(wire.into(), *v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     -- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:164:25
[INFO] [stdout]     |
[INFO] [stdout] 157 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stdout]     |                                                   ---------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 164 |                         self.cache.insert(wire.into(), l_v & r_v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stdout]    --> day7/src/main.rs:175:25
[INFO] [stdout]     |
[INFO] [stdout] 168 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stdout]     |                                                   ---------- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 175 |                         self.cache.insert(wire.into(), l_v | r_v);
[INFO] [stdout]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         mutable borrow occurs here
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "83e65a0d4091c0a9dcc66b5674c3fd4e9fecfd654c5c64c31f6215ba99c17fa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e65a0d4091c0a9dcc66b5674c3fd4e9fecfd654c5c64c31f6215ba99c17fa5", kill_on_drop: false }`
[INFO] [stdout] 83e65a0d4091c0a9dcc66b5674c3fd4e9fecfd654c5c64c31f6215ba99c17fa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e01e0c7a5e8b76ef1c30499502d170897f3c578de4fa4be99a432132259d37d
[INFO] running `Command { std: "docker" "start" "-a" "0e01e0c7a5e8b76ef1c30499502d170897f3c578de4fa4be99a432132259d37d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:139:25
[INFO] [stderr]     |
[INFO] [stderr] 138 |                         let v = self.cache.get(w).unwrap();
[INFO] [stderr]     |                                 ---------- immutable borrow occurs here
[INFO] [stderr] 139 |                         self.cache.insert(wire.into(), !v);
[INFO] [stderr]     |                         ^^^^^^^^^^                      - immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:146:25
[INFO] [stderr]     |
[INFO] [stderr] 145 |                         let v = self.cache.get(w).unwrap();
[INFO] [stderr]     |                                 ---------- immutable borrow occurs here
[INFO] [stderr] 146 |                         self.cache.insert(wire.into(), v << shift_by);
[INFO] [stderr]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:153:25
[INFO] [stderr]     |
[INFO] [stderr] 152 |                         let v = self.cache.get(w).unwrap();
[INFO] [stderr]     |                                 ---------- immutable borrow occurs here
[INFO] [stderr] 153 |                         self.cache.insert(wire.into(), v >> shift_by);
[INFO] [stderr]     |                         ^^^^^^^^^^                     - immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:132:25
[INFO] [stderr]     |
[INFO] [stderr] 131 |                         let v = self.cache.get(w).unwrap();
[INFO] [stderr]     |                                 ---------- immutable borrow occurs here
[INFO] [stderr] 132 |                         self.cache.insert(wire.into(), *v);
[INFO] [stderr]     |                         ^^^^^^^^^^                     -- immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:164:25
[INFO] [stderr]     |
[INFO] [stderr] 157 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stderr]     |                                                   ---------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 164 |                         self.cache.insert(wire.into(), l_v & r_v);
[INFO] [stderr]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: cannot borrow `self.cache` as mutable because it is also borrowed as immutable
[INFO] [stderr]    --> day7/src/main.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 168 |                             SignalRef::Wire(w) => self.cache.get(w).unwrap(),
[INFO] [stderr]     |                                                   ---------- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 175 |                         self.cache.insert(wire.into(), l_v | r_v);
[INFO] [stderr]     |                         ^^^^^^^^^^                     --- immutable borrow later used here
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         mutable borrow occurs here
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stderr]     = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stderr] 
[INFO] [stderr] warning: `day7` (bin "day7" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day1-918f159906206b8a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_part1 ... ok
[INFO] [stdout] test tests::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day2-071edc7dffe4be46)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_part1 ... ok
[INFO] [stdout] test test::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day3-c76688b07e060f21)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day4-ee55a8a20995e791)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test::test_part1 ... ok
[INFO] [stdout] test test::test_part2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_part1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.94s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day5-c30d871c66150e92)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::test_day2 ... ok
[INFO] [stdout] test test::test_is_nice ... ok
[INFO] [stdout] test test::test_aba ... ok
[INFO] [stdout] test test::test_repeating_pair ... ok
[INFO] [stdout] test test::test_stutters ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day6-d1088d2ebc5f27fe)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::test_grid2 ... ok
[INFO] [stdout] test test::test_turnon ... ok
[INFO] [stdout] test test::test_parse_coords ... ok
[INFO] [stdout] test test::test_parse_instruction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/day7-3efc8848cdcfaac3)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test::test_parse_not ... ok
[INFO] [stdout] test test::test_part1 ... ok
[INFO] [stdout] test test::test_parse_bool ... ok
[INFO] [stdout] test test::test_parse_wiring ... ok
[INFO] [stdout] test test::test_parse_shift ... ok
[INFO] [stdout] test test::test_p1_realistic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e01e0c7a5e8b76ef1c30499502d170897f3c578de4fa4be99a432132259d37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e01e0c7a5e8b76ef1c30499502d170897f3c578de4fa4be99a432132259d37d", kill_on_drop: false }`
[INFO] [stdout] 0e01e0c7a5e8b76ef1c30499502d170897f3c578de4fa4be99a432132259d37d