[INFO] fetching crate disma 0.16.1...
[INFO] checking disma-0.16.1 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950
[INFO] extracting crate disma 0.16.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate disma 0.16.1 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate disma 0.16.1
[INFO] finished tweaking crates.io crate disma 0.16.1
[INFO] tweaked toml for crates.io crate disma 0.16.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17e8645543783db2ae834185ab6d3573a4ee87cfac92b838d7b71de7dbe4e45c
[INFO] running `Command { std: "docker" "start" "-a" "17e8645543783db2ae834185ab6d3573a4ee87cfac92b838d7b71de7dbe4e45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17e8645543783db2ae834185ab6d3573a4ee87cfac92b838d7b71de7dbe4e45c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e8645543783db2ae834185ab6d3573a4ee87cfac92b838d7b71de7dbe4e45c", kill_on_drop: false }`
[INFO] [stdout] 17e8645543783db2ae834185ab6d3573a4ee87cfac92b838d7b71de7dbe4e45c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2cc1fe4d12f6800da2c37f017d56bcf8fab24646529bba4fce3cdcf1bb1c1c4
[INFO] running `Command { std: "docker" "start" "-a" "e2cc1fe4d12f6800da2c37f017d56bcf8fab24646529bba4fce3cdcf1bb1c1c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]    Compiling openssl-sys v0.9.93
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking openssl-probe v0.1.5
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking atomic v0.5.3
[INFO] [stderr]    Compiling openssl v0.10.57
[INFO] [stderr]     Checking hashbrown v0.14.0
[INFO] [stderr]     Checking indexmap v2.0.0
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking unidecode v0.3.0
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking md-5 v0.10.5
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking fake v2.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling mock-it_codegen v0.9.0
[INFO] [stderr]     Checking mock-it v0.9.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking serde v1.0.188
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking serde_yaml v0.9.25
[INFO] [stderr]     Checking reqwest v0.11.20
[INFO] [stderr]     Checking disma v0.16.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0499]: cannot borrow `existing_guild` as mutable more than once at a time
[INFO] [stdout]   --> src/api/apply_changes.rs:55:78
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let role_commands = self.list_role_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                      ------------------- first mutable borrow occurs here
[INFO] [stdout] 55 |         let category_commands = self.list_category_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 58 |         let commands = role_commands
[INFO] [stdout]    |                        ------------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `existing_guild` as mutable more than once at a time
[INFO] [stdout]   --> src/api/apply_changes.rs:56:76
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let role_commands = self.list_role_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                      ------------------- first mutable borrow occurs here
[INFO] [stdout] 55 |         let category_commands = self.list_category_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout] 56 |         let channel_commands = self.list_channel_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 57 |
[INFO] [stdout] 58 |         let commands = role_commands
[INFO] [stdout]    |                        ------------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `existing_guild` as mutable more than once at a time
[INFO] [stdout]   --> src/api/apply_changes.rs:55:78
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let role_commands = self.list_role_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                      ------------------- first mutable borrow occurs here
[INFO] [stdout] 55 |         let category_commands = self.list_category_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                              ^^^^^^^^^^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] ...
[INFO] [stdout] 58 |         let commands = role_commands
[INFO] [stdout]    |                        ------------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `existing_guild` as mutable more than once at a time
[INFO] [stdout]   --> src/api/apply_changes.rs:56:76
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let role_commands = self.list_role_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                      ------------------- first mutable borrow occurs here
[INFO] [stdout] 55 |         let category_commands = self.list_category_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout] 56 |         let channel_commands = self.list_channel_commands(&awaiting_guild, &mut existing_guild);
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^ second mutable borrow occurs here
[INFO] [stdout] 57 |
[INFO] [stdout] 58 |         let commands = role_commands
[INFO] [stdout]    |                        ------------- first borrow later used here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `disma` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0499`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `disma` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "e2cc1fe4d12f6800da2c37f017d56bcf8fab24646529bba4fce3cdcf1bb1c1c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cc1fe4d12f6800da2c37f017d56bcf8fab24646529bba4fce3cdcf1bb1c1c4", kill_on_drop: false }`
[INFO] [stdout] e2cc1fe4d12f6800da2c37f017d56bcf8fab24646529bba4fce3cdcf1bb1c1c4