[INFO] fetching crate ethereum-trie 0.5.0... [INFO] checking ethereum-trie-0.5.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate ethereum-trie 0.5.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate ethereum-trie 0.5.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ethereum-trie 0.5.0 [INFO] finished tweaking crates.io crate ethereum-trie 0.5.0 [INFO] tweaked toml for crates.io crate ethereum-trie 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding block-buffer v0.2.0 (latest: v0.10.4) [INFO] [stderr] Adding byte-tools v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding digest v0.6.1 (latest: v0.10.7) [INFO] [stderr] Adding elastic-array-plus v0.9.1 (latest: v0.10.0) [INFO] [stderr] Adding generic-array v0.8.4 (latest: v1.1.0) [INFO] [stderr] Adding lazy_static v0.2.11 (latest: v1.5.0) [INFO] [stderr] Adding rand v0.3.23 (latest: v0.8.5) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding sha3 v0.6.0 (latest: v0.10.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lazy_static v0.2.11 [INFO] [stderr] Downloaded ethereum-hexutil v0.2.3 [INFO] [stderr] Downloaded block-buffer v0.2.0 [INFO] [stderr] Downloaded digest v0.6.1 [INFO] [stderr] Downloaded ethereum-rlp v0.2.3 [INFO] [stderr] Downloaded ethereum-bigint v0.2.9 [INFO] [stderr] Downloaded generic-array v0.8.4 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded sha3 v0.6.0 [INFO] [stderr] Downloaded elastic-array-plus v0.9.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3f30235b725ae945851429a8c855c6a77489b4ea395be18aacbbd338b4d8fa82 [INFO] running `Command { std: "docker" "start" "-a" "3f30235b725ae945851429a8c855c6a77489b4ea395be18aacbbd338b4d8fa82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3f30235b725ae945851429a8c855c6a77489b4ea395be18aacbbd338b4d8fa82", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f30235b725ae945851429a8c855c6a77489b4ea395be18aacbbd338b4d8fa82", kill_on_drop: false }` [INFO] [stdout] 3f30235b725ae945851429a8c855c6a77489b4ea395be18aacbbd338b4d8fa82 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b28e72fcd5e46c7f1acd4ed433477beffb89c24307e67e73b66cc8c52e741b93 [INFO] running `Command { std: "docker" "start" "-a" "b28e72fcd5e46c7f1acd4ed433477beffb89c24307e67e73b66cc8c52e741b93", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking ethereum-hexutil v0.2.3 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking elastic-array-plus v0.9.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking generic-array v0.8.4 [INFO] [stderr] Checking digest v0.6.1 [INFO] [stderr] Checking block-buffer v0.2.0 [INFO] [stderr] Checking ethereum-rlp v0.2.3 [INFO] [stderr] Checking sha3 v0.6.0 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking ethereum-bigint v0.2.9 [INFO] [stderr] Checking ethereum-trie v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/merkle/node.rs:63:55 [INFO] [stdout] | [INFO] [stdout] 63 | MerkleNode::Leaf(nibble.clone(), value.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:12:54 [INFO] [stdout] | [INFO] [stdout] 12 | submap.insert(key[common_len..].into(), value.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:30:68 [INFO] [stdout] | [INFO] [stdout] 30 | return (MerkleNode::Leaf(key.clone(), map.get(key).unwrap().clone()), change); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:70:39 [INFO] [stdout] | [INFO] [stdout] 70 | .map(|(_key, value)| value.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/merkle/node.rs:63:55 [INFO] [stdout] | [INFO] [stdout] 63 | MerkleNode::Leaf(nibble.clone(), value.clone()) [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:12:54 [INFO] [stdout] | [INFO] [stdout] 12 | submap.insert(key[common_len..].into(), value.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:30:68 [INFO] [stdout] | [INFO] [stdout] 30 | return (MerkleNode::Leaf(key.clone(), map.get(key).unwrap().clone()), change); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&[u8]` instead of cloning the inner type [INFO] [stdout] --> src/ops/build.rs:70:39 [INFO] [stdout] | [INFO] [stdout] 70 | .map(|(_key, value)| value.clone()); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "b28e72fcd5e46c7f1acd4ed433477beffb89c24307e67e73b66cc8c52e741b93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b28e72fcd5e46c7f1acd4ed433477beffb89c24307e67e73b66cc8c52e741b93", kill_on_drop: false }` [INFO] [stdout] b28e72fcd5e46c7f1acd4ed433477beffb89c24307e67e73b66cc8c52e741b93