[INFO] fetching crate cardano-message-signing 1.0.1... [INFO] checking cardano-message-signing-1.0.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate cardano-message-signing 1.0.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate cardano-message-signing 1.0.1 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cardano-message-signing 1.0.1 [INFO] finished tweaking crates.io crate cardano-message-signing 1.0.1 [INFO] tweaked toml for crates.io crate cardano-message-signing 1.0.1 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--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 [INFO] [stderr] Locking 12 packages to latest compatible versions [INFO] [stderr] Adding base64 v0.13.1 (available: v0.22.1) [INFO] [stderr] Adding base64-url v1.4.13 (available: v3.0.0) [INFO] [stderr] Adding cryptoxide v0.3.6 (available: v0.4.4) [INFO] [stderr] Adding digest v0.6.1 (available: v0.10.7) [INFO] [stderr] Adding generic-array v0.8.4 (available: v1.1.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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] 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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f29d1acd6971686ef5e04a717e7543a378c8015f0d973437e17fddfa1885cbb [INFO] running `Command { std: "docker" "start" "-a" "6f29d1acd6971686ef5e04a717e7543a378c8015f0d973437e17fddfa1885cbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f29d1acd6971686ef5e04a717e7543a378c8015f0d973437e17fddfa1885cbb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f29d1acd6971686ef5e04a717e7543a378c8015f0d973437e17fddfa1885cbb", kill_on_drop: false }` [INFO] [stdout] 6f29d1acd6971686ef5e04a717e7543a378c8015f0d973437e17fddfa1885cbb [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 -Dtail_expr_drop_order" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 89f3432c107d485946f16dab5b4564394daa132dcfad4f120d9bd84c600de5b5 [INFO] running `Command { std: "docker" "start" "-a" "89f3432c107d485946f16dab5b4564394daa132dcfad4f120d9bd84c600de5b5", kill_on_drop: false }` [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking cbor_event v2.4.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking cryptoxide v0.3.6 [INFO] [stderr] Checking base64-url v1.4.13 [INFO] [stderr] Checking generic-array v0.8.4 [INFO] [stderr] Checking digest v0.6.1 [INFO] [stderr] Checking pruefung v0.2.1 [INFO] [stderr] Checking cardano-message-signing v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serialization.rs:1023:13 [INFO] [stdout] | [INFO] [stdout] 1023 | let mut consume_elem = |lens: &mut Vec| { [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/serialization.rs:1030:13 [INFO] [stdout] | [INFO] [stdout] 1030 | let mut reduce_depth = |lens: &mut Vec| { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cbor_other_object` is never used [INFO] [stdout] --> src/cbor.rs:734:8 [INFO] [stdout] | [INFO] [stdout] 734 | fn cbor_other_object() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/serialization.rs:1161:9 [INFO] [stdout] | [INFO] [stdout] 1161 | header_map.set_header(&label_str("i am a string key"), &CBORValue::new_text(String::from("also a string"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1161 | let _ = header_map.set_header(&label_str("i am a string key"), &CBORValue::new_text(String::from("also a string"))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/serialization.rs:1162:9 [INFO] [stdout] | [INFO] [stdout] 1162 | ... header_map.set_header(&label_int(-6), &CBORValue::new_tagged(&TaggedCBOR::new(to_bignum(3u64), &CBORValue::new_special(&CBORSpecial::new_null()))... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1162 | let _ = header_map.set_header(&label_int(-6), &CBORValue::new_tagged(&TaggedCBOR::new(to_bignum(3u64), &CBORValue::new_special(&CBORSpecial::new_null())))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/serialization.rs:1233:9 [INFO] [stdout] | [INFO] [stdout] 1233 | cose_key.set_header(&label_str("dsfdsf"), &CBORValue::new_int(&Int::new_i32(-100))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1233 | let _ = cose_key.set_header(&label_str("dsfdsf"), &CBORValue::new_int(&Int::new_i32(-100))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/serialization.rs:1234:9 [INFO] [stdout] | [INFO] [stdout] 1234 | cose_key.set_header(&label_int(-50), &CBORValue::new_text(String::from("134da2234fdsfd"))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 1234 | let _ = cose_key.set_header(&label_int(-50), &CBORValue::new_text(String::from("134da2234fdsfd"))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s [INFO] running `Command { std: "docker" "inspect" "89f3432c107d485946f16dab5b4564394daa132dcfad4f120d9bd84c600de5b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "89f3432c107d485946f16dab5b4564394daa132dcfad4f120d9bd84c600de5b5", kill_on_drop: false }` [INFO] [stdout] 89f3432c107d485946f16dab5b4564394daa132dcfad4f120d9bd84c600de5b5