[INFO] fetching crate rudderanalytics 1.1.4...
[INFO] checking rudderanalytics-1.1.4 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate rudderanalytics 1.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate rudderanalytics 1.1.4
[INFO] finished tweaking crates.io crate rudderanalytics 1.1.4
[INFO] tweaked toml for crates.io crate rudderanalytics 1.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rudderanalytics 1.1.4 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rudderanalytics 1.1.4 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.204
[INFO] [stderr]   Downloaded bytes v1.6.1
[INFO] [stderr]   Downloaded cc v1.1.6
[INFO] [stderr]   Downloaded serde v1.0.204
[INFO] [stderr]   Downloaded openssl-sys v0.9.103
[INFO] [stderr]   Downloaded object v0.36.2
[INFO] [stderr]   Downloaded openssl v0.10.66
[INFO] [stderr]   Downloaded tokio v1.39.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39d454ff1e885c71d360b873f998b6e822ef7ca16ed52d26852e02d1db50c19e
[INFO] running `Command { std: "docker" "start" "-a" "39d454ff1e885c71d360b873f998b6e822ef7ca16ed52d26852e02d1db50c19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39d454ff1e885c71d360b873f998b6e822ef7ca16ed52d26852e02d1db50c19e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d454ff1e885c71d360b873f998b6e822ef7ca16ed52d26852e02d1db50c19e", kill_on_drop: false }`
[INFO] [stdout] 39d454ff1e885c71d360b873f998b6e822ef7ca16ed52d26852e02d1db50c19e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaef184a88e8e0d89d240abddc3434bc5ecacc9058b00f728fbfd09a0e8a2875
[INFO] running `Command { std: "docker" "start" "-a" "eaef184a88e8e0d89d240abddc3434bc5ecacc9058b00f728fbfd09a0e8a2875", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]    Compiling cc v1.1.6
[INFO] [stderr]     Checking bytes v1.6.1
[INFO] [stderr]     Checking mio v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.66
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]     Checking tinyvec v1.8.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking tokio v1.39.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]    Compiling openssl-sys v0.9.103
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking regex v1.10.5
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking tokio-util v0.7.11
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking hyper v0.14.30
[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 chrono v0.4.38
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking rudderanalytics v1.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:256:21
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[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/utils.rs:275:21
[INFO] [stdout]     |
[INFO] [stdout] 275 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:296:21
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:338:21
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:359:21
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:256:21
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[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/utils.rs:275:21
[INFO] [stdout]     |
[INFO] [stdout] 275 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:296:21
[INFO] [stdout]     |
[INFO] [stdout] 296 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:317:21
[INFO] [stdout]     |
[INFO] [stdout] 317 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:338:21
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/utils.rs:359:21
[INFO] [stdout]     |
[INFO] [stdout] 359 |                 let mut event_context: Value = a_.context.clone().unwrap_or(json!({}));
[INFO] [stdout]     |                     ----^^^^^^^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.29s
[INFO] running `Command { std: "docker" "inspect" "eaef184a88e8e0d89d240abddc3434bc5ecacc9058b00f728fbfd09a0e8a2875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaef184a88e8e0d89d240abddc3434bc5ecacc9058b00f728fbfd09a0e8a2875", kill_on_drop: false }`
[INFO] [stdout] eaef184a88e8e0d89d240abddc3434bc5ecacc9058b00f728fbfd09a0e8a2875
