[INFO] fetching crate jwtexp 0.1.2... [INFO] checking jwtexp-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate jwtexp 0.1.2 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate jwtexp 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jwtexp 0.1.2 [INFO] finished tweaking crates.io crate jwtexp 0.1.2 [INFO] tweaked toml for crates.io crate jwtexp 0.1.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate jwtexp 0.1.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dtoa v0.4.2 [INFO] [stderr] Downloaded serde_derive v1.0.25 [INFO] [stderr] Downloaded serde v1.0.25 [INFO] [stderr] Downloaded js-sys v0.3.39 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.62 [INFO] [stderr] Downloaded pem v0.7.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.15 [INFO] [stderr] Downloaded bumpalo v3.3.0 [INFO] [stderr] Downloaded chrono v0.4.0 [INFO] [stderr] Downloaded syn v1.0.23 [INFO] [stderr] Downloaded web-sys v0.3.39 [INFO] [stderr] Downloaded wasm-bindgen v0.2.62 [INFO] [stderr] Downloaded serde_json v1.0.8 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.62 [INFO] [stderr] Downloaded num v0.1.41 [INFO] [stderr] Downloaded time v0.1.38 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.62 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.62 [INFO] [stderr] Downloaded num-iter v0.1.34 [INFO] [stderr] Downloaded redox_syscall v0.1.32 [INFO] [stderr] Downloaded simple_asn1 v0.4.0 [INFO] [stderr] Downloaded jsonwebtoken v7.1.0 [INFO] [stderr] Downloaded num-traits v0.1.41 [INFO] [stderr] Downloaded serde_derive_internals v0.18.1 [INFO] [stderr] Downloaded ring v0.16.13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c472a640c64b026e2a4e79104391ce543f77a0b604b5e01945d086a13c7c81d5 [INFO] running `Command { std: "docker" "start" "-a" "c472a640c64b026e2a4e79104391ce543f77a0b604b5e01945d086a13c7c81d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c472a640c64b026e2a4e79104391ce543f77a0b604b5e01945d086a13c7c81d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c472a640c64b026e2a4e79104391ce543f77a0b604b5e01945d086a13c7c81d5", kill_on_drop: false }` [INFO] [stdout] c472a640c64b026e2a4e79104391ce543f77a0b604b5e01945d086a13c7c81d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 204a6cff1b9956b16b3545a98aceec48a55b587f4ad2b8cb7a4638671f159faa [INFO] running `Command { std: "docker" "start" "-a" "204a6cff1b9956b16b3545a98aceec48a55b587f4ad2b8cb7a4638671f159faa", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling ring v0.16.13 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Compiling serde_derive_internals v0.18.1 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Compiling serde_derive v1.0.25 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking pem v0.7.0 [INFO] [stderr] Checking serde v1.0.25 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking serde_json v1.0.8 [INFO] [stderr] Checking simple_asn1 v0.4.0 [INFO] [stderr] Checking jsonwebtoken v7.1.0 [INFO] [stderr] Checking jwtexp v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TokenData` [INFO] [stdout] --> src/main.rs:7:56 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonwebtoken::{decode, decode_header, DecodingKey, TokenData, Validation, Algorithm}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenData` [INFO] [stdout] --> src/main.rs:7:56 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonwebtoken::{decode, decode_header, DecodingKey, TokenData, Validation, Algorithm}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | let rc_path = home_dir().unwrap().join(rc_filename); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | let rc_path = home_dir().unwrap().join(rc_filename); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `header` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let header = decode_header(&token).expect("Failed to decode token."); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `header` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let header = decode_header(&token).expect("Failed to decode token."); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` 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 11.35s [INFO] running `Command { std: "docker" "inspect" "204a6cff1b9956b16b3545a98aceec48a55b587f4ad2b8cb7a4638671f159faa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "204a6cff1b9956b16b3545a98aceec48a55b587f4ad2b8cb7a4638671f159faa", kill_on_drop: false }` [INFO] [stdout] 204a6cff1b9956b16b3545a98aceec48a55b587f4ad2b8cb7a4638671f159faa [INFO] checking jwtexp-0.1.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate jwtexp 0.1.2 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate jwtexp 0.1.2 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate jwtexp 0.1.2 [INFO] finished tweaking crates.io crate jwtexp 0.1.2 [INFO] tweaked toml for crates.io crate jwtexp 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate jwtexp 0.1.2 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 459c1d8230530dc116581e7e0a57f5e45e9e99b6d2e4fda784d4cc87f2725471 [INFO] running `Command { std: "docker" "start" "-a" "459c1d8230530dc116581e7e0a57f5e45e9e99b6d2e4fda784d4cc87f2725471", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "459c1d8230530dc116581e7e0a57f5e45e9e99b6d2e4fda784d4cc87f2725471", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "459c1d8230530dc116581e7e0a57f5e45e9e99b6d2e4fda784d4cc87f2725471", kill_on_drop: false }` [INFO] [stdout] 459c1d8230530dc116581e7e0a57f5e45e9e99b6d2e4fda784d4cc87f2725471 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be7579e45256369d7507027f24f0eba6dd2dcd168ba45103cbfe327f85308deb [INFO] running `Command { std: "docker" "start" "-a" "be7579e45256369d7507027f24f0eba6dd2dcd168ba45103cbfe327f85308deb", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking num-traits v0.1.41 [INFO] [stderr] Compiling cc v1.0.54 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking base64 v0.11.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling ring v0.16.13 [INFO] [stderr] Checking time v0.1.38 [INFO] [stderr] Compiling serde_derive_internals v0.18.1 [INFO] [stderr] Compiling serde_derive v1.0.25 [INFO] [stderr] Checking regex v1.3.7 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num v0.1.41 [INFO] [stderr] Checking pem v0.7.0 [INFO] [stderr] Checking serde v1.0.25 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking serde_json v1.0.8 [INFO] [stderr] Checking simple_asn1 v0.4.0 [INFO] [stderr] Checking jsonwebtoken v7.1.0 [INFO] [stderr] Checking jwtexp v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `TokenData` [INFO] [stdout] --> src/main.rs:7:56 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonwebtoken::{decode, decode_header, DecodingKey, TokenData, Validation, Algorithm}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenData` [INFO] [stdout] --> src/main.rs:7:56 [INFO] [stdout] | [INFO] [stdout] 7 | use jsonwebtoken::{decode, decode_header, DecodingKey, TokenData, Validation, Algorithm}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | let rc_path = home_dir().unwrap().join(rc_filename); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::env::home_dir; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior may be unexpected on Windows. Consider using a crate from crates.io instead. [INFO] [stdout] --> src/main.rs:22:19 [INFO] [stdout] | [INFO] [stdout] 22 | let rc_path = home_dir().unwrap().join(rc_filename); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `header` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let header = decode_header(&token).expect("Failed to decode token."); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `header` [INFO] [stdout] --> src/main.rs:61:9 [INFO] [stdout] | [INFO] [stdout] 61 | let header = decode_header(&token).expect("Failed to decode token."); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.09s [INFO] running `Command { std: "docker" "inspect" "be7579e45256369d7507027f24f0eba6dd2dcd168ba45103cbfe327f85308deb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be7579e45256369d7507027f24f0eba6dd2dcd168ba45103cbfe327f85308deb", kill_on_drop: false }` [INFO] [stdout] be7579e45256369d7507027f24f0eba6dd2dcd168ba45103cbfe327f85308deb