[INFO] cloning repository https://github.com/trevor-crypto/acala-repro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trevor-crypto/acala-repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 476cd5d02094309481634e1e9920701af9d586d2 [INFO] checking trevor-crypto/acala-repro against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevor-crypto%2Facala-repro" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/trevor-crypto/acala-repro 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 git repo https://github.com/trevor-crypto/acala-repro [INFO] finished tweaking git repo https://github.com/trevor-crypto/acala-repro [INFO] tweaked toml for git repo https://github.com/trevor-crypto/acala-repro written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/trevor-crypto/acala-repro 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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sp-core-hashing v15.0.0 [INFO] [stderr] Downloaded sp-debug-derive v14.0.0 [INFO] [stderr] Downloaded subxt-metadata v0.34.0 [INFO] [stderr] Downloaded scale-info v2.10.0 [INFO] [stderr] Downloaded sp-std v14.0.0 [INFO] [stderr] Downloaded sp-storage v20.0.0 [INFO] [stderr] Downloaded proc-macro-crate v2.0.0 [INFO] [stderr] Downloaded scale-info-derive v2.10.0 [INFO] [stderr] Downloaded sp-externalities v0.26.0 [INFO] [stderr] Downloaded expander v2.0.0 [INFO] [stderr] Downloaded sp-crypto-hashing v0.1.0 [INFO] [stderr] Downloaded sp-runtime-interface-proc-macro v17.0.0 [INFO] [stderr] Downloaded bounded-collections v0.2.0 [INFO] [stderr] Downloaded sp-tracing v16.0.0 [INFO] [stderr] Downloaded sp-core v29.0.0 [INFO] [stderr] Downloaded sp-runtime-interface v25.0.0 [INFO] [stderr] Downloaded secp256k1 v0.28.2 [INFO] [stderr] Downloaded ss58-registry v1.46.0 [INFO] [stderr] Downloaded sp-wasm-interface v20.0.0 [INFO] [stderr] Downloaded secp256k1-sys v0.9.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 63f43f2c25bc06165743f54fc27cf3012321c9cc904fecc9f8e04d7d97bc8700 [INFO] running `Command { std: "docker" "start" "-a" "63f43f2c25bc06165743f54fc27cf3012321c9cc904fecc9f8e04d7d97bc8700", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63f43f2c25bc06165743f54fc27cf3012321c9cc904fecc9f8e04d7d97bc8700", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63f43f2c25bc06165743f54fc27cf3012321c9cc904fecc9f8e04d7d97bc8700", kill_on_drop: false }` [INFO] [stdout] 63f43f2c25bc06165743f54fc27cf3012321c9cc904fecc9f8e04d7d97bc8700 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5f8ec36099195c8223e394fe59d27f3d52979a5d5628dda1d19602cc76f6d7c3 [INFO] running `Command { std: "docker" "start" "-a" "5f8ec36099195c8223e394fe59d27f3d52979a5d5628dda1d19602cc76f6d7c3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Checking arrayvec v0.7.4 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking byte-slice-cast v1.2.2 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling indexmap v2.2.3 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Checking arrayref v0.3.7 [INFO] [stderr] Compiling aho-corasick v1.1.2 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling fs-err v2.11.0 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking sp-std v14.0.0 [INFO] [stderr] Compiling ref-cast v1.0.22 [INFO] [stderr] Compiling regex-automata v0.4.5 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling toml_edit v0.20.7 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling libsecp256k1-core v0.3.0 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling ahash v0.7.8 [INFO] [stderr] Compiling proc-macro-crate v2.0.0 [INFO] [stderr] Checking constant_time_eq v0.3.0 [INFO] [stderr] Compiling ryu v1.0.17 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Compiling platforms v3.3.0 [INFO] [stderr] Compiling expander v2.0.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling regex v1.10.3 [INFO] [stderr] Compiling curve25519-dalek v4.1.2 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking blake2b_simd v1.0.2 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Compiling blake2 v0.10.6 [INFO] [stderr] Compiling secp256k1-sys v0.9.2 [INFO] [stderr] Compiling libsecp256k1-gen-ecmult v0.3.0 [INFO] [stderr] Compiling libsecp256k1-gen-genmult v0.3.0 [INFO] [stderr] Compiling toml_edit v0.21.1 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling libsecp256k1 v0.7.1 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking uint v0.9.5 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking fixed-hash v0.8.0 [INFO] [stderr] Checking environmental v1.1.4 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling thiserror v1.0.57 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking sha2 v0.9.9 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking getrandom_or_panic v0.0.3 [INFO] [stderr] Checking bitcoin_hashes v0.11.0 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking sp-core-hashing v15.0.0 [INFO] [stderr] Checking sp-crypto-hashing v0.1.0 [INFO] [stderr] Compiling proc-macro-crate v3.1.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling zeroize_derive v1.4.2 [INFO] [stderr] Compiling ref-cast-impl v1.0.22 [INFO] [stderr] Compiling sp-debug-derive v14.0.0 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Compiling parity-scale-codec-derive v3.6.9 [INFO] [stderr] Compiling scale-info-derive v2.10.0 [INFO] [stderr] Checking zeroize v1.7.0 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling curve25519-dalek-derive v0.1.1 [INFO] [stderr] Checking curve25519-dalek v3.2.0 [INFO] [stderr] Compiling sp-runtime-interface-proc-macro v17.0.0 [INFO] [stderr] Checking merlin v3.0.0 [INFO] [stderr] Compiling thiserror-impl v1.0.57 [INFO] [stderr] Checking ed25519-zebra v3.1.0 [INFO] [stderr] Checking secp256k1 v0.28.2 [INFO] [stderr] Checking secrecy v0.8.0 [INFO] [stderr] Checking bip39 v2.0.0 [INFO] [stderr] Checking schnorrkel v0.11.4 [INFO] [stderr] Checking hash256-std-hasher v0.15.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking array-bytes v6.2.2 [INFO] [stderr] Checking hash-db v0.16.0 [INFO] [stderr] Checking bs58 v0.5.0 [INFO] [stderr] Checking parity-scale-codec v3.6.9 [INFO] [stderr] Checking impl-serde v0.4.0 [INFO] [stderr] Checking scale-info v2.10.0 [INFO] [stderr] Checking impl-codec v0.6.0 [INFO] [stderr] Checking sp-storage v20.0.0 [INFO] [stderr] Checking sp-wasm-interface v20.0.0 [INFO] [stderr] Checking sp-tracing v16.0.0 [INFO] [stderr] Checking sp-externalities v0.26.0 [INFO] [stderr] Compiling ss58-registry v1.46.0 [INFO] [stderr] Checking primitive-types v0.12.2 [INFO] [stderr] Checking frame-metadata v16.0.0 [INFO] [stderr] Checking bounded-collections v0.2.0 [INFO] [stderr] Checking sp-runtime-interface v25.0.0 [INFO] [stderr] Checking sp-core v29.0.0 [INFO] [stderr] Checking subxt-metadata v0.34.0 [INFO] [stderr] Checking acala-repro v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let metadata: Metadata = Decode::decode(&mut decoded.as_slice())?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `metadata` [INFO] [stdout] --> src/main.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | let metadata: Metadata = Decode::decode(&mut decoded.as_slice())?; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_metadata` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 31s [INFO] running `Command { std: "docker" "inspect" "5f8ec36099195c8223e394fe59d27f3d52979a5d5628dda1d19602cc76f6d7c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f8ec36099195c8223e394fe59d27f3d52979a5d5628dda1d19602cc76f6d7c3", kill_on_drop: false }` [INFO] [stdout] 5f8ec36099195c8223e394fe59d27f3d52979a5d5628dda1d19602cc76f6d7c3