[INFO] fetching crate tetsy-trie-db 0.22.3...
[INFO] checking tetsy-trie-db-0.22.3 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate tetsy-trie-db 0.22.3 into /workspace/builds/worker-66/source
[INFO] validating manifest of crates.io crate tetsy-trie-db 0.22.3 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetsy-trie-db 0.22.3
[INFO] finished tweaking crates.io crate tetsy-trie-db 0.22.3
[INFO] tweaked toml for crates.io crate tetsy-trie-db 0.22.3 written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f1c055e8a515027d84863501d3302fdee5c580ceb67810fc0cb674c9d77bea1
[INFO] running `Command { std: "docker" "start" "-a" "2f1c055e8a515027d84863501d3302fdee5c580ceb67810fc0cb674c9d77bea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f1c055e8a515027d84863501d3302fdee5c580ceb67810fc0cb674c9d77bea1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f1c055e8a515027d84863501d3302fdee5c580ceb67810fc0cb674c9d77bea1", kill_on_drop: false }`
[INFO] [stdout] 2f1c055e8a515027d84863501d3302fdee5c580ceb67810fc0cb674c9d77bea1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d92a5c5775dd7a4149afd94c56d2201e70799b01f39d3aacffe1af5544d721fd
[INFO] running `Command { std: "docker" "start" "-a" "d92a5c5775dd7a4149afd94c56d2201e70799b01f39d3aacffe1af5544d721fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking tetsy-hash-db v0.15.3
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking tetsy-trie-db v0.22.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/triedbmut.rs:1182:6
[INFO] [stdout]      |
[INFO] [stdout] 1182 |                 };
[INFO] [stdout]      |                  ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/triedbmut.rs:1228:6
[INFO] [stdout]      |
[INFO] [stdout] 1228 |                 };
[INFO] [stdout]      |                  ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/triedbmut.rs:1182:6
[INFO] [stdout]      |
[INFO] [stdout] 1182 |                 };
[INFO] [stdout]      |                  ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/triedbmut.rs:1228:6
[INFO] [stdout]      |
[INFO] [stdout] 1228 |                 };
[INFO] [stdout]      |                  ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/proof/generate.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 &mut hash.as_mut()[..encoded_child.len()].copy_from_slice(encoded_child);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let _ = &mut hash.as_mut()[..encoded_child.len()].copy_from_slice(encoded_child);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/proof/verify.rs:454:6
[INFO] [stdout]     |
[INFO] [stdout] 454 |                     &mut hash.as_mut()[..node_data.len()].copy_from_slice(node_data.as_ref());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 454 |                     let _ = &mut hash.as_mut()[..node_data.len()].copy_from_slice(node_data.as_ref());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/triedbmut.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 &mut hash.as_mut()[..data.len()].copy_from_slice(data);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 let _ = &mut hash.as_mut()[..data.len()].copy_from_slice(data);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/proof/generate.rs:211:5
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 &mut hash.as_mut()[..encoded_child.len()].copy_from_slice(encoded_child);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 211 |                 let _ = &mut hash.as_mut()[..encoded_child.len()].copy_from_slice(encoded_child);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/proof/verify.rs:454:6
[INFO] [stdout]     |
[INFO] [stdout] 454 |                     &mut hash.as_mut()[..node_data.len()].copy_from_slice(node_data.as_ref());
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 454 |                     let _ = &mut hash.as_mut()[..node_data.len()].copy_from_slice(node_data.as_ref());
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/triedbmut.rs:334:5
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 &mut hash.as_mut()[..data.len()].copy_from_slice(data);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 334 |                 let _ = &mut hash.as_mut()[..data.len()].copy_from_slice(data);
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "d92a5c5775dd7a4149afd94c56d2201e70799b01f39d3aacffe1af5544d721fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d92a5c5775dd7a4149afd94c56d2201e70799b01f39d3aacffe1af5544d721fd", kill_on_drop: false }`
[INFO] [stdout] d92a5c5775dd7a4149afd94c56d2201e70799b01f39d3aacffe1af5544d721fd