[INFO] fetching crate assemblage_db 0.1.0...
[INFO] checking assemblage_db-0.1.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate assemblage_db 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate assemblage_db 0.1.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assemblage_db 0.1.0
[INFO] finished tweaking crates.io crate assemblage_db 0.1.0
[INFO] tweaked toml for crates.io crate assemblage_db 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded rmp v0.8.12
[INFO] [stderr]   Downloaded rmp-serde v0.15.5
[INFO] [stderr]   Downloaded assemblage_kv v0.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.42
[INFO] [stderr]   Downloaded async-recursion v0.3.2
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.42
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efdc894c3cdcca60b7cbf6c71a3717efcbb4bc1e46b743b86ce14d5e6fe415ce
[INFO] running `Command { std: "docker" "start" "-a" "efdc894c3cdcca60b7cbf6c71a3717efcbb4bc1e46b743b86ce14d5e6fe415ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efdc894c3cdcca60b7cbf6c71a3717efcbb4bc1e46b743b86ce14d5e6fe415ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdc894c3cdcca60b7cbf6c71a3717efcbb4bc1e46b743b86ce14d5e6fe415ce", kill_on_drop: false }`
[INFO] [stdout] efdc894c3cdcca60b7cbf6c71a3717efcbb4bc1e46b743b86ce14d5e6fe415ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff261c59782873c3e1fc675f44a7f3e7b7907eec0f861189b0c952b55bcea477
[INFO] running `Command { std: "docker" "start" "-a" "ff261c59782873c3e1fc675f44a7f3e7b7907eec0f861189b0c952b55bcea477", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking assemblage_kv v0.1.0
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking assemblage_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 | use assemblage_kv::{self, storage::Storage, KvStore, Snapshot};
[INFO] [stdout]     |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/core.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use assemblage_kv::{self, storage::Storage, KvStore, Version};
[INFO] [stdout]   |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/index.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     self,
[INFO] [stdout]   |     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 | use assemblage_kv::{self, storage::Storage, KvStore, Snapshot};
[INFO] [stdout]     |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/core.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use assemblage_kv::{self, storage::Storage, KvStore, Version};
[INFO] [stdout]   |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/index.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     self,
[INFO] [stdout]   |     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/index.rs:795:29
[INFO] [stdout]     |
[INFO] [stdout] 795 |                         let mut occurrences = diff
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/index.rs:795:29
[INFO] [stdout]     |
[INFO] [stdout] 795 |                         let mut occurrences = diff
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[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 `dev` profile [unoptimized + debuginfo] target(s) in 28.14s
[INFO] running `Command { std: "docker" "inspect" "ff261c59782873c3e1fc675f44a7f3e7b7907eec0f861189b0c952b55bcea477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff261c59782873c3e1fc675f44a7f3e7b7907eec0f861189b0c952b55bcea477", kill_on_drop: false }`
[INFO] [stdout] ff261c59782873c3e1fc675f44a7f3e7b7907eec0f861189b0c952b55bcea477
[INFO] checking assemblage_db-0.1.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate assemblage_db 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate assemblage_db 0.1.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate assemblage_db 0.1.0
[INFO] finished tweaking crates.io crate assemblage_db 0.1.0
[INFO] tweaked toml for crates.io crate assemblage_db 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72da4371f0f0fa1404aa5a9764f59a9657ffa088931b27aa4335a1f2653aae65
[INFO] running `Command { std: "docker" "start" "-a" "72da4371f0f0fa1404aa5a9764f59a9657ffa088931b27aa4335a1f2653aae65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72da4371f0f0fa1404aa5a9764f59a9657ffa088931b27aa4335a1f2653aae65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72da4371f0f0fa1404aa5a9764f59a9657ffa088931b27aa4335a1f2653aae65", kill_on_drop: false }`
[INFO] [stdout] 72da4371f0f0fa1404aa5a9764f59a9657ffa088931b27aa4335a1f2653aae65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5e37d2f66e180e90eb0e077b730f604be6cd65b36c187e3fd8055d8c60dc5be
[INFO] running `Command { std: "docker" "start" "-a" "a5e37d2f66e180e90eb0e077b730f604be6cd65b36c187e3fd8055d8c60dc5be", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking openssl-sys v0.9.102
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]     Checking openssl v0.10.64
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking native-tls v0.2.11
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.25
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking assemblage_kv v0.1.0
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking assemblage_db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 | use assemblage_kv::{self, storage::Storage, KvStore, Snapshot};
[INFO] [stdout]     |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/core.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use assemblage_kv::{self, storage::Storage, KvStore, Version};
[INFO] [stdout]   |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/index.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     self,
[INFO] [stdout]   |     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 | use assemblage_kv::{self, storage::Storage, KvStore, Snapshot};
[INFO] [stdout]     |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/core.rs:5:21
[INFO] [stdout]   |
[INFO] [stdout] 5 | use assemblage_kv::{self, storage::Storage, KvStore, Version};
[INFO] [stdout]   |                     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `assemblage_kv` is imported redundantly
[INFO] [stdout]  --> src/index.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     self,
[INFO] [stdout]   |     ^^^^ the item `assemblage_kv` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/index.rs:795:29
[INFO] [stdout]     |
[INFO] [stdout] 795 |                         let mut occurrences = diff
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/index.rs:795:29
[INFO] [stdout]     |
[INFO] [stdout] 795 |                         let mut occurrences = diff
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[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 `dev` profile [unoptimized + debuginfo] target(s) in 24.14s
[INFO] running `Command { std: "docker" "inspect" "a5e37d2f66e180e90eb0e077b730f604be6cd65b36c187e3fd8055d8c60dc5be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5e37d2f66e180e90eb0e077b730f604be6cd65b36c187e3fd8055d8c60dc5be", kill_on_drop: false }`
[INFO] [stdout] a5e37d2f66e180e90eb0e077b730f604be6cd65b36c187e3fd8055d8c60dc5be
