[INFO] fetching crate bitcoinleveldb-merger 0.1.16-alpha.0...
[INFO] checking bitcoinleveldb-merger-0.1.16-alpha.0 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate bitcoinleveldb-merger 0.1.16-alpha.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate bitcoinleveldb-merger 0.1.16-alpha.0 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitcoinleveldb-merger 0.1.16-alpha.0
[INFO] finished tweaking crates.io crate bitcoinleveldb-merger 0.1.16-alpha.0
[INFO] tweaked toml for crates.io crate bitcoinleveldb-merger 0.1.16-alpha.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ec386a5938ad6e9c115349d6691f59848265480a771a6cc7ec25db630bc701c
[INFO] running `Command { std: "docker" "start" "-a" "2ec386a5938ad6e9c115349d6691f59848265480a771a6cc7ec25db630bc701c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ec386a5938ad6e9c115349d6691f59848265480a771a6cc7ec25db630bc701c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ec386a5938ad6e9c115349d6691f59848265480a771a6cc7ec25db630bc701c", kill_on_drop: false }`
[INFO] [stdout] 2ec386a5938ad6e9c115349d6691f59848265480a771a6cc7ec25db630bc701c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7d30a0b5bf92bc8d4fab7e2e356dea5bc33d50adbaabb3c4c5b1d5216a44697
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[INFO] [stderr]     Checking bitcoin-imports v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-cfg v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoin-derive v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-slice v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-status v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-util v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-comparator v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-filter v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-key v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-rand v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-file v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-log v0.1.16-alpha.0
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[INFO] [stderr]    Compiling bitcoinleveldb-env v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-cache v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-options v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-table v0.1.16-alpha.0
[INFO] [stderr]    Compiling bitcoinleveldb-merger v0.1.16-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comparator`
[INFO] [stdout]   --> src/merger.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comparator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]   --> src/merger.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         children:   *mut *mut LevelDBIterator,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/merger.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         n:          i32) -> *mut LevelDBIterator {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comparator`
[INFO] [stdout]   --> src/merger.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comparator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]   --> src/merger.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         children:   *mut *mut LevelDBIterator,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/merger.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         n:          i32) -> Self {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/merger.rs:129:28
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn seek(&mut self, target: &Slice)  {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `base`, `comparator`, `children`, `n`, `current`, and `direction` are never read
[INFO] [stdout]   --> src/merger.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct MergingIterator {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 38 |     base: LevelDBIterator,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 48 |     children:   *mut LevelDBIteratorWrapper,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 49 |     n:          i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 50 |     current:    *mut LevelDBIteratorWrapper,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 51 |     direction:  merging_iterator::Direction,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bitcoin_derive::*`
[INFO] [stdout]  --> src/imports.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub(crate) use bitcoin_derive::*;
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comparator`
[INFO] [stdout]   --> src/merger.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comparator`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]   --> src/merger.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         children:   *mut *mut LevelDBIterator,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/merger.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         n:          i32) -> *mut LevelDBIterator {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `comparator`
[INFO] [stdout]   --> src/merger.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |         comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_comparator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]   --> src/merger.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |         children:   *mut *mut LevelDBIterator,
[INFO] [stdout]    |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/merger.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |         n:          i32) -> Self {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target`
[INFO] [stdout]    --> src/merger.rs:129:28
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn seek(&mut self, target: &Slice)  {
[INFO] [stdout]     |                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_target`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `base`, `comparator`, `children`, `n`, `current`, and `direction` are never read
[INFO] [stdout]   --> src/merger.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 37 | pub struct MergingIterator {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] 38 |     base: LevelDBIterator,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 47 |     comparator: Box<dyn SliceComparator>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 48 |     children:   *mut LevelDBIteratorWrapper,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 49 |     n:          i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 50 |     current:    *mut LevelDBIteratorWrapper,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 51 |     direction:  merging_iterator::Direction,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 50s
[INFO] running `Command { std: "docker" "inspect" "f7d30a0b5bf92bc8d4fab7e2e356dea5bc33d50adbaabb3c4c5b1d5216a44697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d30a0b5bf92bc8d4fab7e2e356dea5bc33d50adbaabb3c4c5b1d5216a44697", kill_on_drop: false }`
[INFO] [stdout] f7d30a0b5bf92bc8d4fab7e2e356dea5bc33d50adbaabb3c4c5b1d5216a44697
