[INFO] cloning repository https://github.com/pepijnd/astar-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pepijnd/astar-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepijnd%2Fastar-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepijnd%2Fastar-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43362eb08cc3ec56905a0eefa3577fc907611c12
[INFO] testing pepijnd/astar-rust 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%2Fpepijnd%2Fastar-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pepijnd/astar-rust 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/pepijnd/astar-rust
[INFO] finished tweaking git repo https://github.com/pepijnd/astar-rust
[INFO] tweaked toml for git repo https://github.com/pepijnd/astar-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pepijnd/astar-rust 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]  Downloading crates ...
[INFO] [stderr]   Downloaded curl v0.4.19
[INFO] [stderr]   Downloaded hashbrown v0.1.7
[INFO] [stderr]   Downloaded tiny_http v0.6.0
[INFO] [stderr]   Downloaded rouille v2.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-gc v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-threads-xform v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-wasm-interpreter v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-cli v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-cli-support v0.2.29
[INFO] [stderr]   Downloaded parity-wasm v0.35.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53f50b36c3aa48f13beb6c845abf3c54374c1d660f578a5c5a9bd6a58d32c30
[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" "c53f50b36c3aa48f13beb6c845abf3c54374c1d660f578a5c5a9bd6a58d32c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53f50b36c3aa48f13beb6c845abf3c54374c1d660f578a5c5a9bd6a58d32c30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53f50b36c3aa48f13beb6c845abf3c54374c1d660f578a5c5a9bd6a58d32c30", kill_on_drop: false }`
[INFO] [stdout] c53f50b36c3aa48f13beb6c845abf3c54374c1d660f578a5c5a9bd6a58d32c30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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] a3b93d4a21c8213a797f7a4df09b4c6bcaa641d68fb7271157a34355f8d741f9
[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" "a3b93d4a21c8213a797f7a4df09b4c6bcaa641d68fb7271157a34355f8d741f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling hashbrown v0.1.7
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]    Compiling astar-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 43 |             if score < (n.1).1 {
[INFO] [stdout] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 52 |             if score < (n.1).1 {
[INFO] [stdout] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 self.remove(n.0);
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 43 |             if score < (n.1).1 {
[INFO] [stdout] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 52 |             if score < (n.1).1 {
[INFO] [stdout] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 self.remove(n.0);
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 14.32s
[INFO] running `Command { std: "docker" "inspect" "a3b93d4a21c8213a797f7a4df09b4c6bcaa641d68fb7271157a34355f8d741f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3b93d4a21c8213a797f7a4df09b4c6bcaa641d68fb7271157a34355f8d741f9", kill_on_drop: false }`
[INFO] [stdout] a3b93d4a21c8213a797f7a4df09b4c6bcaa641d68fb7271157a34355f8d741f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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] 592426ff8a713761fe26f3bf200e74d7589621837b959954a4c06d52780537ba
[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" "592426ff8a713761fe26f3bf200e74d7589621837b959954a4c06d52780537ba", kill_on_drop: false }`
[INFO] [stderr] warning: astar-rust v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `wasm-bindgen-cli` which is missing a lib target
[INFO] [stderr]    Compiling astar-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 43 |             if score < (n.1).1 {
[INFO] [stdout] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 52 |             if score < (n.1).1 {
[INFO] [stdout] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 self.remove(n.0);
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 43 |             if score < (n.1).1 {
[INFO] [stdout] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 52 |             if score < (n.1).1 {
[INFO] [stdout] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:44:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 43 |             if score < (n.1).1 {
[INFO] [stdout] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/index.rs:55:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:53:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] 52 |             if score < (n.1).1 {
[INFO] [stdout] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/algo/hash.rs:64:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |         for n in self.iter().enumerate() {
[INFO] [stdout]    |                  ---- immutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 64 |                 self.remove(n.0);
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "592426ff8a713761fe26f3bf200e74d7589621837b959954a4c06d52780537ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "592426ff8a713761fe26f3bf200e74d7589621837b959954a4c06d52780537ba", kill_on_drop: false }`
[INFO] [stdout] 592426ff8a713761fe26f3bf200e74d7589621837b959954a4c06d52780537ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e87bd843a96260e4f3a7f025e130b7cb3b8c574db61e65dbdf5b311d1e259fc
[INFO] running `Command { std: "docker" "start" "-a" "1e87bd843a96260e4f3a7f025e130b7cb3b8c574db61e65dbdf5b311d1e259fc", kill_on_drop: false }`
[INFO] [stderr] warning: astar-rust v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `wasm-bindgen-cli` which is missing a lib target
[INFO] [stderr] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/algo/index.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |         for n in self.iter().enumerate() {
[INFO] [stderr]    |                  ---- immutable borrow occurs here
[INFO] [stderr] 43 |             if score < (n.1).1 {
[INFO] [stderr] 44 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/algo/index.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |         for n in self.iter().enumerate() {
[INFO] [stderr]    |                  ---- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 55 |                 self.remove(n.0);
[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` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/algo/hash.rs:53:17
[INFO] [stderr]    |
[INFO] [stderr] 51 |         for n in self.iter().enumerate() {
[INFO] [stderr]    |                  ---- immutable borrow occurs here
[INFO] [stderr] 52 |             if score < (n.1).1 {
[INFO] [stderr] 53 |                 self.insert(n.0, (node, score));
[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` as mutable because it is also borrowed as immutable
[INFO] [stderr]   --> src/algo/hash.rs:64:17
[INFO] [stderr]    |
[INFO] [stderr] 61 |         for n in self.iter().enumerate() {
[INFO] [stderr]    |                  ---- immutable borrow occurs here
[INFO] [stderr] ...
[INFO] [stderr] 64 |                 self.remove(n.0);
[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: `astar-rust` (lib) generated 4 warnings
[INFO] [stderr] warning: `astar-rust` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr] warning: `astar-rust` (bin "astar-rust" test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/astar_rust-629d81ee13e5a19d)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/astar_rust-c31886d766d5440d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests astar-rust
[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] [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" "1e87bd843a96260e4f3a7f025e130b7cb3b8c574db61e65dbdf5b311d1e259fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e87bd843a96260e4f3a7f025e130b7cb3b8c574db61e65dbdf5b311d1e259fc", kill_on_drop: false }`
[INFO] [stdout] 1e87bd843a96260e4f3a7f025e130b7cb3b8c574db61e65dbdf5b311d1e259fc