[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 master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpepijnd%2Fastar-rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pepijnd/astar-rust on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-1/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc34968787c019143e6b0855f5d99aa1d93a3c1b62da65d49a4524769abb183
[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" "efc34968787c019143e6b0855f5d99aa1d93a3c1b62da65d49a4524769abb183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc34968787c019143e6b0855f5d99aa1d93a3c1b62da65d49a4524769abb183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc34968787c019143e6b0855f5d99aa1d93a3c1b62da65d49a4524769abb183", kill_on_drop: false }`
[INFO] [stdout] efc34968787c019143e6b0855f5d99aa1d93a3c1b62da65d49a4524769abb183
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c805903919269b7bfaaa24f17212a6a7207650e2da68bfa5d8e06527228d32f
[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" "6c805903919269b7bfaaa24f17212a6a7207650e2da68bfa5d8e06527228d32f", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.1.7
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[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 22.74s
[INFO] running `Command { std: "docker" "inspect" "6c805903919269b7bfaaa24f17212a6a7207650e2da68bfa5d8e06527228d32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c805903919269b7bfaaa24f17212a6a7207650e2da68bfa5d8e06527228d32f", kill_on_drop: false }`
[INFO] [stdout] 6c805903919269b7bfaaa24f17212a6a7207650e2da68bfa5d8e06527228d32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6de8645f5c185ce15a69d1e83d30f007fbaeae1a9aa482ef68347bc5a3f7946e
[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" "6de8645f5c185ce15a69d1e83d30f007fbaeae1a9aa482ef68347bc5a3f7946e", kill_on_drop: false }`
[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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "6de8645f5c185ce15a69d1e83d30f007fbaeae1a9aa482ef68347bc5a3f7946e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de8645f5c185ce15a69d1e83d30f007fbaeae1a9aa482ef68347bc5a3f7946e", kill_on_drop: false }`
[INFO] [stdout] 6de8645f5c185ce15a69d1e83d30f007fbaeae1a9aa482ef68347bc5a3f7946e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 234d87f35deea5e6d2a511f0ec84f93fb6e3ebef92d20f56176f1b9c3bc64777
[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" "234d87f35deea5e6d2a511f0ec84f93fb6e3ebef92d20f56176f1b9c3bc64777", kill_on_drop: false }`
[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: 4 warnings emitted
[INFO] [stderr] 
[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: 4 warnings emitted
[INFO] [stderr] 
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/astar_rust-a625e35198ba48eb)
[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-258e80786244e7d5)
[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" "234d87f35deea5e6d2a511f0ec84f93fb6e3ebef92d20f56176f1b9c3bc64777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "234d87f35deea5e6d2a511f0ec84f93fb6e3ebef92d20f56176f1b9c3bc64777", kill_on_drop: false }`
[INFO] [stdout] 234d87f35deea5e6d2a511f0ec84f93fb6e3ebef92d20f56176f1b9c3bc64777