[INFO] fetching crate icon_utils 0.1.1... [INFO] checking icon_utils-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate icon_utils 0.1.1 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate icon_utils 0.1.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate icon_utils 0.1.1 [INFO] finished tweaking crates.io crate icon_utils 0.1.1 [INFO] tweaked toml for crates.io crate icon_utils 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 61 packages [INFO] [stderr] Adding base16ct v0.1.1 (latest: v0.2.0) [INFO] [stderr] Adding base64 v0.21.7 (latest: v0.22.0) [INFO] [stderr] Adding crypto-bigint v0.4.9 (latest: v0.5.5) [INFO] [stderr] Adding der v0.6.1 (latest: v0.7.9) [INFO] [stderr] Adding ecdsa v0.14.8 (latest: v0.16.9) [INFO] [stderr] Adding elliptic-curve v0.12.3 (latest: v0.13.8) [INFO] [stderr] Adding ff v0.12.1 (latest: v0.13.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding group v0.12.1 (latest: v0.13.0) [INFO] [stderr] Adding k256 v0.11.6 (latest: v0.13.3) [INFO] [stderr] Adding pbkdf2 v0.11.0 (latest: v0.12.2) [INFO] [stderr] Adding pkcs8 v0.9.0 (latest: v0.10.2) [INFO] [stderr] Adding rfc6979 v0.3.1 (latest: v0.4.0) [INFO] [stderr] Adding scrypt v0.10.0 (latest: v0.11.0) [INFO] [stderr] Adding sec1 v0.3.0 (latest: v0.7.3) [INFO] [stderr] Adding signature v1.6.4 (latest: v2.2.0) [INFO] [stderr] Adding spki v0.6.0 (latest: v0.7.3) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded icon_derive v0.1.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dfebc26a95ee1cfbc673e96c928405d2a205b2d545b9194a23855762cf365d23 [INFO] running `Command { std: "docker" "start" "-a" "dfebc26a95ee1cfbc673e96c928405d2a205b2d545b9194a23855762cf365d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dfebc26a95ee1cfbc673e96c928405d2a205b2d545b9194a23855762cf365d23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfebc26a95ee1cfbc673e96c928405d2a205b2d545b9194a23855762cf365d23", kill_on_drop: false }` [INFO] [stdout] dfebc26a95ee1cfbc673e96c928405d2a205b2d545b9194a23855762cf365d23 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 790f444b5c1eae54c3b55481ad929953ee2201b2d886b40ceff8094a04c6d592 [INFO] running `Command { std: "docker" "start" "-a" "790f444b5c1eae54c3b55481ad929953ee2201b2d886b40ceff8094a04c6d592", kill_on_drop: false }` [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking base16ct v0.1.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking der v0.6.1 [INFO] [stderr] Checking salsa20 v0.10.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking pbkdf2 v0.11.0 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking scrypt v0.10.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking spki v0.6.0 [INFO] [stderr] Checking ff v0.12.1 [INFO] [stderr] Checking crypto-bigint v0.4.9 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking signature v1.6.4 [INFO] [stderr] Checking group v0.12.1 [INFO] [stderr] Checking pkcs8 v0.9.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking sec1 v0.3.0 [INFO] [stderr] Checking rfc6979 v0.3.1 [INFO] [stderr] Checking elliptic-curve v0.12.3 [INFO] [stderr] Checking ecdsa v0.14.8 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking k256 v0.11.6 [INFO] [stderr] Checking thiserror v1.0.58 [INFO] [stderr] Compiling icon_derive v0.1.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking eth-keystore v0.5.0 [INFO] [stderr] Checking icon_utils v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `icon_derive::Transaction` [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | use icon_derive::Transaction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `EncodedPoint`, `signature::Signer` [INFO] [stdout] --> src/lib.rs:417:59 [INFO] [stdout] | [INFO] [stdout] 417 | use k256::{ecdsa::{SigningKey, recoverable, VerifyingKey, signature::Signer}, EncodedPoint, schnorr::signature::{hazmat::PrehashSigner, S... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `encrypt_key`, `new` [INFO] [stdout] --> src/lib.rs:420:32 [INFO] [stdout] | [INFO] [stdout] 420 | use eth_keystore::{decrypt_key,encrypt_key,new}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `icon_derive::Transaction` [INFO] [stdout] --> src/lib.rs:8:9 [INFO] [stdout] | [INFO] [stdout] 8 | use icon_derive::Transaction; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `EncodedPoint`, `signature::Signer` [INFO] [stdout] --> src/lib.rs:417:59 [INFO] [stdout] | [INFO] [stdout] 417 | use k256::{ecdsa::{SigningKey, recoverable, VerifyingKey, signature::Signer}, EncodedPoint, schnorr::signature::{hazmat::PrehashSigner, S... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `encrypt_key`, `new` [INFO] [stdout] --> src/lib.rs:420:32 [INFO] [stdout] | [INFO] [stdout] 420 | use eth_keystore::{decrypt_key,encrypt_key,new}; [INFO] [stdout] | ^^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode [INFO] [stdout] --> src/lib.rs:454:24 [INFO] [stdout] | [INFO] [stdout] 454 | return base64::encode(signature.as_ref()); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode [INFO] [stdout] --> src/lib.rs:454:24 [INFO] [stdout] | [INFO] [stdout] 454 | return base64::encode(signature.as_ref()); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Signature` [INFO] [stdout] --> src/lib.rs:417:137 [INFO] [stdout] | [INFO] [stdout] 417 | ...r}, EncodedPoint, schnorr::signature::{hazmat::PrehashSigner, Signature}}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Signature` [INFO] [stdout] --> src/lib.rs:417:137 [INFO] [stdout] | [INFO] [stdout] 417 | ...r}, EncodedPoint, schnorr::signature::{hazmat::PrehashSigner, Signature}}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:164:36 [INFO] [stdout] | [INFO] [stdout] 164 | fn serialize_unit_struct(self, name: &'static str) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:170:9 [INFO] [stdout] | [INFO] [stdout] 170 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:164:36 [INFO] [stdout] | [INFO] [stdout] 164 | fn serialize_unit_struct(self, name: &'static str) -> Result { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:170:9 [INFO] [stdout] | [INFO] [stdout] 170 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 189 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:171:9 [INFO] [stdout] | [INFO] [stdout] 171 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 179 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 189 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:190:9 [INFO] [stdout] | [INFO] [stdout] 190 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:204:28 [INFO] [stdout] | [INFO] [stdout] 204 | fn serialize_seq(self, len: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:215:9 [INFO] [stdout] | [INFO] [stdout] 215 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:204:28 [INFO] [stdout] | [INFO] [stdout] 204 | fn serialize_seq(self, len: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:223:9 [INFO] [stdout] | [INFO] [stdout] 223 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:215:9 [INFO] [stdout] | [INFO] [stdout] 215 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:224:9 [INFO] [stdout] | [INFO] [stdout] 224 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | len: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:223:9 [INFO] [stdout] | [INFO] [stdout] 223 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:224:9 [INFO] [stdout] | [INFO] [stdout] 224 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:234:28 [INFO] [stdout] | [INFO] [stdout] 234 | fn serialize_map(self, len: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | len: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:234:28 [INFO] [stdout] | [INFO] [stdout] 234 | fn serialize_map(self, len: Option) -> Result { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:249:9 [INFO] [stdout] | [INFO] [stdout] 249 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:250:9 [INFO] [stdout] | [INFO] [stdout] 250 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | len: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/lib.rs:249:9 [INFO] [stdout] | [INFO] [stdout] 249 | name: &'static str, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `variant_index` [INFO] [stdout] --> src/lib.rs:250:9 [INFO] [stdout] | [INFO] [stdout] 250 | variant_index: u32, [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_variant_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `len` [INFO] [stdout] --> src/lib.rs:252:9 [INFO] [stdout] | [INFO] [stdout] 252 | len: usize, [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.64s [INFO] running `Command { std: "docker" "inspect" "790f444b5c1eae54c3b55481ad929953ee2201b2d886b40ceff8094a04c6d592", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "790f444b5c1eae54c3b55481ad929953ee2201b2d886b40ceff8094a04c6d592", kill_on_drop: false }` [INFO] [stdout] 790f444b5c1eae54c3b55481ad929953ee2201b2d886b40ceff8094a04c6d592 [INFO] checking icon_utils-0.1.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate icon_utils 0.1.1 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate icon_utils 0.1.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate icon_utils 0.1.1 [INFO] finished tweaking crates.io crate icon_utils 0.1.1 [INFO] tweaked toml for crates.io crate icon_utils 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 40cb24b0ce09c35b71a8202a36974aa50f1734a56ebf020da3560923f18d6113 [INFO] running `Command { std: "docker" "start" "-a" "40cb24b0ce09c35b71a8202a36974aa50f1734a56ebf020da3560923f18d6113", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "40cb24b0ce09c35b71a8202a36974aa50f1734a56ebf020da3560923f18d6113", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40cb24b0ce09c35b71a8202a36974aa50f1734a56ebf020da3560923f18d6113", kill_on_drop: false }` [INFO] [stdout] 40cb24b0ce09c35b71a8202a36974aa50f1734a56ebf020da3560923f18d6113 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87430aa5971c891a2b92b9fbaac13db939414b82c3e2ae2376381688b34b6145 [INFO] running `Command { std: "docker" "start" "-a" "87430aa5971c891a2b92b9fbaac13db939414b82c3e2ae2376381688b34b6145", kill_on_drop: false }` [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Checking const-oid v0.9.6 [INFO] [stderr] Checking base64ct v1.6.0 [INFO] [stderr] Checking base16ct v0.1.1 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking base64 v0.21.7 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking cipher v0.4.4 [INFO] [stderr] Checking der v0.6.1 [INFO] [stderr] Checking hmac v0.12.1 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking pbkdf2 v0.11.0 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking salsa20 v0.10.2 [INFO] [stderr] Checking aes v0.8.4 [INFO] [stderr] Checking ctr v0.9.2 [INFO] [stderr] Checking scrypt v0.10.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.6.1/src/writer/slice.rs:34:18 [INFO] [stdout] | [INFO] [stdout] 34 | self.error(ErrorKind::Failed)?; [INFO] [stdout] | ^^^^^ cannot infer type of the type parameter `T` declared on the method `error` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic argument [INFO] [stdout] | [INFO] [stdout] 34 | self.error::(ErrorKind::Failed)?; [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `der` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "87430aa5971c891a2b92b9fbaac13db939414b82c3e2ae2376381688b34b6145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87430aa5971c891a2b92b9fbaac13db939414b82c3e2ae2376381688b34b6145", kill_on_drop: false }` [INFO] [stdout] 87430aa5971c891a2b92b9fbaac13db939414b82c3e2ae2376381688b34b6145