[INFO] cloning repository https://github.com/umaumax/x2trace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/umaumax/x2trace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumaumax%2Fx2trace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumaumax%2Fx2trace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a8ab7745874b577f35ec8a1515b4c8045317760
[INFO] checking umaumax/x2trace against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumaumax%2Fx2trace" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/umaumax/x2trace
[INFO] finished tweaking git repo https://github.com/umaumax/x2trace
[INFO] tweaked toml for git repo https://github.com/umaumax/x2trace written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/umaumax/x2trace on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/umaumax/x2trace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking umaumax/x2trace against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fumaumax%2Fx2trace" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/umaumax/x2trace
[INFO] finished tweaking git repo https://github.com/umaumax/x2trace
[INFO] tweaked toml for git repo https://github.com/umaumax/x2trace written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/umaumax/x2trace on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/umaumax/x2trace already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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 anyhow v1.0.55
[INFO] [stderr]   Downloaded rsprocmaps v0.3.1
[INFO] [stderr]   Downloaded clap v3.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b8befee7b5dab179e6c9572083d0c768cbc7748762cca17af1d1113202da307
[INFO] running `Command { std: "docker" "start" "-a" "8b8befee7b5dab179e6c9572083d0c768cbc7748762cca17af1d1113202da307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b8befee7b5dab179e6c9572083d0c768cbc7748762cca17af1d1113202da307", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b8befee7b5dab179e6c9572083d0c768cbc7748762cca17af1d1113202da307", kill_on_drop: false }`
[INFO] [stdout] 8b8befee7b5dab179e6c9572083d0c768cbc7748762cca17af1d1113202da307
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 692682f09cce9b295cd2fb9570b25ce7327f2800c8a68ef80a8944fc85aae86f
[INFO] running `Command { std: "docker" "start" "-a" "692682f09cce9b295cd2fb9570b25ce7327f2800c8a68ef80a8944fc85aae86f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling cpp_demangle v0.3.5
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking os_str_bytes v6.0.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking clap v3.1.5
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking rsprocmaps v0.3.1
[INFO] [stderr]     Checking x2trace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                     ^------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `FromPrimitive` is not local
[INFO] [stdout]     |                     move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_ExtraFlag`
[INFO] [stdout] 116 | enum ExtraFlag {
[INFO] [stdout]     |      --------- `ExtraFlag` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]     = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:115:36
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                                    ^----------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    `ToPrimitive` is not local
[INFO] [stdout]     |                                    move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_ExtraFlag`
[INFO] [stdout] 116 | enum ExtraFlag {
[INFO] [stdout]     |      --------- `ExtraFlag` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:115:21
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                     ^------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `FromPrimitive` is not local
[INFO] [stdout]     |                     move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_ExtraFlag`
[INFO] [stdout] 116 | enum ExtraFlag {
[INFO] [stdout]     |      --------- `ExtraFlag` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: `#[warn(non_local_definitions)]` on by default
[INFO] [stdout]     = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                     ^------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `FromPrimitive` is not local
[INFO] [stdout]     |                     move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_ExtendType`
[INFO] [stdout] 124 | enum ExtendType {
[INFO] [stdout]     |      ---------- `ExtendType` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:123:36
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                                    ^----------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    `ToPrimitive` is not local
[INFO] [stdout]     |                                    move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_ExtendType`
[INFO] [stdout] 124 | enum ExtendType {
[INFO] [stdout]     |      ---------- `ExtendType` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:115:36
[INFO] [stdout]     |
[INFO] [stdout] 115 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                                    ^----------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    `ToPrimitive` is not local
[INFO] [stdout]     |                                    move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_ExtraFlag`
[INFO] [stdout] 116 | enum ExtraFlag {
[INFO] [stdout]     |      --------- `ExtraFlag` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                     ^------------
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     `FromPrimitive` is not local
[INFO] [stdout]     |                     move the `impl` block outside of this constant `_IMPL_NUM_FromPrimitive_FOR_ExtendType`
[INFO] [stdout] 124 | enum ExtendType {
[INFO] [stdout]     |      ---------- `ExtendType` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `FromPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `FromPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `FromPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item
[INFO] [stdout]    --> src/iftrace.rs:123:36
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[derive(PartialEq, FromPrimitive, ToPrimitive)]
[INFO] [stdout]     |                                    ^----------
[INFO] [stdout]     |                                    |
[INFO] [stdout]     |                                    `ToPrimitive` is not local
[INFO] [stdout]     |                                    move the `impl` block outside of this constant `_IMPL_NUM_ToPrimitive_FOR_ExtendType`
[INFO] [stdout] 124 | enum ExtendType {
[INFO] [stdout]     |      ---------- `ExtendType` is not local
[INFO] [stdout]     |
[INFO] [stdout]     = note: the derive macro `ToPrimitive` defines the non-local `impl`, and may need to be changed
[INFO] [stdout]     = note: the derive macro `ToPrimitive` may come from an old version of the `num_derive` crate, try updating your dependency with `cargo update -p num_derive`
[INFO] [stdout]     = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl`
[INFO] [stdout]     = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint
[INFO] [stdout]     = note: this warning originates in the derive macro `ToPrimitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for mut event in &mut events {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         for mut event in &mut events {
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.59s
[INFO] running `Command { std: "docker" "inspect" "692682f09cce9b295cd2fb9570b25ce7327f2800c8a68ef80a8944fc85aae86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692682f09cce9b295cd2fb9570b25ce7327f2800c8a68ef80a8944fc85aae86f", kill_on_drop: false }`
[INFO] [stdout] 692682f09cce9b295cd2fb9570b25ce7327f2800c8a68ef80a8944fc85aae86f