[INFO] cloning repository https://github.com/MSghais/flat_contract_mmr [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MSghais/flat_contract_mmr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMSghais%2Fflat_contract_mmr", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMSghais%2Fflat_contract_mmr'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9f4423595bb66d08851ea004593afdd47a51f0e3 [INFO] checking MSghais/flat_contract_mmr against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMSghais%2Fflat_contract_mmr" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MSghais/flat_contract_mmr on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MSghais/flat_contract_mmr [INFO] finished tweaking git repo https://github.com/MSghais/flat_contract_mmr [INFO] tweaked toml for git repo https://github.com/MSghais/flat_contract_mmr written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/MSghais/flat_contract_mmr already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.ink_env.dependencies [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.88 [INFO] [stderr] Downloaded pink-extension-macro v0.1.3 [INFO] [stderr] Downloaded safe-proc-macro2 v1.0.36 [INFO] [stderr] Downloaded safe-regex-macro v0.2.5 [INFO] [stderr] Downloaded array-init v2.0.0 [INFO] [stderr] Downloaded ink_env v3.0.0-rc9 [INFO] [stderr] Downloaded ink_eth_compatibility v3.0.0-rc9 [INFO] [stderr] Downloaded ink_metadata v3.0.0-rc9 [INFO] [stderr] Downloaded pink-extension v0.1.5 [INFO] [stderr] Downloaded ink_allocator v3.0.0-rc9 [INFO] [stderr] Downloaded safe-quote v1.0.15 [INFO] [stderr] Downloaded displaydoc v0.2.3 [INFO] [stderr] Downloaded ink_lang v3.0.0-rc9 [INFO] [stderr] Downloaded scale-info-derive v2.0.0 [INFO] [stderr] Downloaded sha3 v0.10.1 [INFO] [stderr] Downloaded scale-info v2.0.1 [INFO] [stderr] Downloaded rlibc v1.0.0 [INFO] [stderr] Downloaded ink_lang_ir v3.0.0-rc9 [INFO] [stderr] Downloaded blake2 v0.10.4 [INFO] [stderr] Downloaded parity-scale-codec v3.1.0 [INFO] [stderr] Downloaded safe-regex-compiler v0.2.5 [INFO] [stderr] Downloaded ink_storage v3.0.0-rc9 [INFO] [stderr] Downloaded ink_storage_derive v3.0.0-rc9 [INFO] [stderr] Downloaded ink_lang_codegen v3.0.0-rc9 [INFO] [stderr] Downloaded ink_prelude v3.0.0-rc9 [INFO] [stderr] Downloaded ink_primitives v3.0.0-rc9 [INFO] [stderr] Downloaded ink_lang_macro v3.0.0-rc9 [INFO] [stderr] Downloaded unzip3 v1.0.0 [INFO] [stderr] Downloaded parity-scale-codec-derive v3.1.0 [INFO] [stderr] Downloaded safe-regex v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 08d1bf85db583255d5d6ad796f7cfa74298e61ef3eddaf0c66b0346bd5ef1b4b [INFO] running `Command { std: "docker" "start" "-a" "08d1bf85db583255d5d6ad796f7cfa74298e61ef3eddaf0c66b0346bd5ef1b4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "08d1bf85db583255d5d6ad796f7cfa74298e61ef3eddaf0c66b0346bd5ef1b4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08d1bf85db583255d5d6ad796f7cfa74298e61ef3eddaf0c66b0346bd5ef1b4b", kill_on_drop: false }` [INFO] [stdout] 08d1bf85db583255d5d6ad796f7cfa74298e61ef3eddaf0c66b0346bd5ef1b4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9669502e8d24d767d2fe7596c8f4ed8948d5c6405b870ebdf97a86bff3d6c0fb [INFO] running `Command { std: "docker" "start" "-a" "9669502e8d24d767d2fe7596c8f4ed8948d5c6405b870ebdf97a86bff3d6c0fb", kill_on_drop: false }` [INFO] [stderr] warning: unused manifest key: dependencies.ink_env.dependencies [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling typenum v1.15.0 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.88 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling subtle v2.4.1 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling libc v0.2.120 [INFO] [stderr] Checking funty v2.0.0 [INFO] [stderr] Checking arrayvec v0.7.2 [INFO] [stderr] Checking byte-slice-cast v1.2.1 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling safe-proc-macro2 v1.0.36 [INFO] [stderr] Checking cpufeatures v0.2.1 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking array-init v2.0.0 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling unzip3 v1.0.0 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking ink_prelude v3.0.0-rc9 [INFO] [stderr] Checking ink_allocator v3.0.0-rc9 [INFO] [stderr] Checking wyz v0.5.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking bitvec v1.0.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Compiling safe-quote v1.0.15 [INFO] [stderr] Compiling secp256k1-sys v0.4.2 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling safe-regex-compiler v0.2.5 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling safe-regex-macro v0.2.5 [INFO] [stderr] Checking block-buffer v0.10.2 [INFO] [stderr] Checking crypto-common v0.1.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking crypto-mac v0.8.0 [INFO] [stderr] Checking digest v0.10.3 [INFO] [stderr] Checking libsecp256k1-core v0.3.0 [INFO] [stderr] Checking blake2 v0.9.2 [INFO] [stderr] Checking safe-regex v0.2.5 [INFO] [stderr] Checking sha3 v0.10.1 [INFO] [stderr] Checking blake2 v0.10.4 [INFO] [stderr] Checking sha2 v0.10.2 [INFO] [stderr] Checking secp256k1 v0.21.3 [INFO] [stderr] Compiling libsecp256k1-gen-ecmult v0.3.0 [INFO] [stderr] Compiling libsecp256k1-gen-genmult v0.3.0 [INFO] [stderr] Compiling libsecp256k1 v0.7.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling impl-serde v0.3.2 [INFO] [stderr] Compiling ink_lang_ir v3.0.0-rc9 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.2 [INFO] [stderr] Compiling derive_more v0.99.17 [INFO] [stderr] Compiling ink_storage_derive v3.0.0-rc9 [INFO] [stderr] Compiling displaydoc v0.2.3 [INFO] [stderr] Compiling thiserror v1.0.30 [INFO] [stderr] Compiling proc-macro-crate v1.1.3 [INFO] [stderr] Compiling parity-scale-codec-derive v3.1.0 [INFO] [stderr] Compiling scale-info-derive v2.0.0 [INFO] [stderr] Compiling parity-scale-codec v3.1.0 [INFO] [stderr] Compiling ink_primitives v3.0.0-rc9 [INFO] [stderr] Compiling ink_lang_codegen v3.0.0-rc9 [INFO] [stderr] Compiling ink_lang_macro v3.0.0-rc9 [INFO] [stderr] Compiling pink-extension-macro v0.1.3 [INFO] [stderr] Checking scale-info v2.0.1 [INFO] [stderr] Checking arber v0.2.0 (/opt/rustwide/workdir/arber) [INFO] [stderr] Checking ink_metadata v3.0.0-rc9 [INFO] [stderr] Checking ink_env v3.0.0-rc9 [INFO] [stderr] Checking ink_storage v3.0.0-rc9 [INFO] [stderr] Checking ink_eth_compatibility v3.0.0-rc9 [INFO] [stderr] Checking ink_lang v3.0.0-rc9 [INFO] [stderr] Checking pink-extension v0.1.5 [INFO] [stderr] Checking flat_merkle_mountain_range v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Store` [INFO] [stdout] --> lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | Store, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ink_lang as ink` [INFO] [stdout] --> lib.rs:275:13 [INFO] [stdout] | [INFO] [stdout] 275 | use ink_lang as ink; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `MerkleProof`, `hash_with_index` [INFO] [stdout] --> lib.rs:282:13 [INFO] [stdout] | [INFO] [stdout] 282 | hash_with_index, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 283 | MerkleProof, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hashable` [INFO] [stdout] --> lib.rs:278:13 [INFO] [stdout] | [INFO] [stdout] 278 | Hashable, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Store` [INFO] [stdout] --> lib.rs:279:13 [INFO] [stdout] | [INFO] [stdout] 279 | Store, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `merkle` [INFO] [stdout] --> lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | let merkle = MerkleMountainRange::new(0, s); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hashes` [INFO] [stdout] --> lib.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let mut hashes:Vec = Vec::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hashes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `merkle` [INFO] [stdout] --> lib.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | let merkle = MerkleMountainRange::new(0, s); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> lib.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | let mut hashes:Vec = Vec::new(); [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: unused import: `Store` [INFO] [stdout] --> lib.rs:30:9 [INFO] [stdout] | [INFO] [stdout] 30 | Store, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `hash_values` is never used [INFO] [stdout] --> lib.rs:318:16 [INFO] [stdout] | [INFO] [stdout] 318 | pub fn hash_values() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `merkle` [INFO] [stdout] --> lib.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | let merkle = MerkleMountainRange::new(0, s); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `hashes` [INFO] [stdout] --> lib.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let mut hashes:Vec = Vec::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_hashes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `merkle` [INFO] [stdout] --> lib.rs:122:17 [INFO] [stdout] | [INFO] [stdout] 122 | let merkle = MerkleMountainRange::new(0, s); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_merkle` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> lib.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | let mut hashes:Vec = Vec::new(); [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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 32s [INFO] running `Command { std: "docker" "inspect" "9669502e8d24d767d2fe7596c8f4ed8948d5c6405b870ebdf97a86bff3d6c0fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9669502e8d24d767d2fe7596c8f4ed8948d5c6405b870ebdf97a86bff3d6c0fb", kill_on_drop: false }` [INFO] [stdout] 9669502e8d24d767d2fe7596c8f4ed8948d5c6405b870ebdf97a86bff3d6c0fb