[INFO] fetching crate ethereum-trie-memory 0.5.0... [INFO] checking ethereum-trie-memory-0.5.0 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789 [INFO] extracting crate ethereum-trie-memory 0.5.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ethereum-trie-memory 0.5.0 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ethereum-trie-memory 0.5.0 [INFO] finished tweaking crates.io crate ethereum-trie-memory 0.5.0 [INFO] tweaked toml for crates.io crate ethereum-trie-memory 0.5.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3e5c78f509e3140c3ec3d2f9d368d9b5d748900f3f14882e081178cc1f765376 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "3e5c78f509e3140c3ec3d2f9d368d9b5d748900f3f14882e081178cc1f765376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e5c78f509e3140c3ec3d2f9d368d9b5d748900f3f14882e081178cc1f765376", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e5c78f509e3140c3ec3d2f9d368d9b5d748900f3f14882e081178cc1f765376", kill_on_drop: false }` [INFO] [stdout] 3e5c78f509e3140c3ec3d2f9d368d9b5d748900f3f14882e081178cc1f765376 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 867a85bdb7f8cffe727ad6175f17fb2d845d45b77d0dc90b5544a5e5656d8932 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "867a85bdb7f8cffe727ad6175f17fb2d845d45b77d0dc90b5544a5e5656d8932", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking ethereum-hexutil v0.2.3 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking elastic-array-plus v0.9.1 [INFO] [stderr] Checking ethereum-rlp v0.2.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking generic-array v0.8.4 [INFO] [stderr] Checking block-buffer v0.2.0 [INFO] [stderr] Checking digest v0.6.2 [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 [INFO] [stderr] Checking ethereum-trie-memory v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DatabaseHandle` [INFO] [stdout] --> src/memory.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use trie::{DatabaseHandle, Change, insert, delete, build, get, EMPTY_TRIE_HASH}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `trie::merkle::MerkleNode` [INFO] [stdout] --> src/memory.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | use trie::merkle::MerkleNode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rlp::Rlp` [INFO] [stdout] --> src/memory.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | use rlp::Rlp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::UnsafeCell` [INFO] [stdout] --> src/memory.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | use std::cell::UnsafeCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hexutil::read_hex` [INFO] [stdout] --> src/memory.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | use hexutil::read_hex; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rlp` [INFO] [stdout] --> src/mutable.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use rlp::{self, Rlp}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `trie::merkle::MerkleNode` [INFO] [stdout] --> src/cache.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use trie::merkle::MerkleNode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rlp::Rlp` [INFO] [stdout] --> src/cache.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rlp::Rlp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> src/lib.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `DatabaseHandle` [INFO] [stdout] --> src/memory.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use trie::{DatabaseHandle, Change, insert, delete, build, get, EMPTY_TRIE_HASH}; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rlp` [INFO] [stdout] --> src/mutable.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use rlp::{self, Rlp}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `trie::merkle::MerkleNode` [INFO] [stdout] --> src/cache.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use trie::merkle::MerkleNode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rlp::Rlp` [INFO] [stdout] --> src/cache.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use rlp::Rlp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `value` [INFO] [stdout] --> src/memory.rs:134:19 [INFO] [stdout] | [INFO] [stdout] 134 | for (key, value) in &map { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_value` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:116:13 [INFO] [stdout] | [INFO] [stdout] 116 | let mut btrie = MemoryTrieMut::build(&map); [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/cache.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut map = self.map.borrow_mut(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cache.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut map = self.map.borrow_mut(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cache.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut map = self.map.borrow_mut(); [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/cache.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut map = self.map.borrow_mut(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.27s [INFO] running `Command { std: "docker" "inspect" "867a85bdb7f8cffe727ad6175f17fb2d845d45b77d0dc90b5544a5e5656d8932", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "867a85bdb7f8cffe727ad6175f17fb2d845d45b77d0dc90b5544a5e5656d8932", kill_on_drop: false }` [INFO] [stdout] 867a85bdb7f8cffe727ad6175f17fb2d845d45b77d0dc90b5544a5e5656d8932