[INFO] cloning repository https://github.com/johnterickson/rustdb [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnterickson/rustdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnterickson%2Frustdb"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnterickson%2Frustdb'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 46693d1d2788a8bd825296a0b3712ebb13468ecf [INFO] checking johnterickson/rustdb against master#e2223c94bf433fc38234d1303e88cbaf14755863 for pr-69548 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnterickson%2Frustdb" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/johnterickson/rustdb on toolchain e2223c94bf433fc38234d1303e88cbaf14755863 [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/johnterickson/rustdb [INFO] finished tweaking git repo https://github.com/johnterickson/rustdb [INFO] tweaked toml for git repo https://github.com/johnterickson/rustdb written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/johnterickson/rustdb already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e2223c94bf433fc38234d1303e88cbaf14755863" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d640642d1ea9a07459b0ad1212fa99bdb02621023e8fb4e63ac89e9f9e27609d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "d640642d1ea9a07459b0ad1212fa99bdb02621023e8fb4e63ac89e9f9e27609d"` [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking jdb v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/main.rs:434:25 [INFO] [stderr] | [INFO] [stderr] 434 | let left = self.table.pager.alloc(Page::create_leaf(Some(self.page_index))); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_left` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/main.rs:435:25 [INFO] [stderr] | [INFO] [stderr] 435 | let right = self.table.pager.alloc(Page::create_leaf(Some(self.page_index))); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_right` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `key` [INFO] [stderr] --> src/main.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | key: Id, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `child` [INFO] [stderr] --> src/main.rs:115:5 [INFO] [stderr] | [INFO] [stderr] 115 | child: PageNumber [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/main.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | children: [Option; InternalNode::MAX_CELLS], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cell_count` [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | cell_count: u32, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `right_child` [INFO] [stderr] --> src/main.rs:131:5 [INFO] [stderr] | [INFO] [stderr] 131 | right_child: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `WASTED_SPACE` [INFO] [stderr] --> src/main.rs:138:5 [INFO] [stderr] | [INFO] [stderr] 138 | const WASTED_SPACE: usize = InternalNode::SPACE_FOR_CELLS - (InternalNode::MAX_CELLS * InternalCell::SIZE); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `RIGHT_SPLIT_COUNT` [INFO] [stderr] --> src/main.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | const RIGHT_SPLIT_COUNT: usize = (LeafNode::MAX_CELLS + 1) / 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `LEFT_SPLIT_COUNT` [INFO] [stderr] --> src/main.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | const LEFT_SPLIT_COUNT: usize = LeafNode::MAX_CELLS + 1 - LeafNode::RIGHT_SPLIT_COUNT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Internal` [INFO] [stderr] --> src/main.rs:204:5 [INFO] [stderr] | [INFO] [stderr] 204 | Internal(InternalNode), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left` [INFO] [stderr] --> src/main.rs:434:25 [INFO] [stderr] | [INFO] [stderr] 434 | let left = self.table.pager.alloc(Page::create_leaf(Some(self.page_index))); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_left` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right` [INFO] [stderr] --> src/main.rs:435:25 [INFO] [stderr] | [INFO] [stderr] 435 | let right = self.table.pager.alloc(Page::create_leaf(Some(self.page_index))); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_right` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `key` [INFO] [stderr] --> src/main.rs:114:5 [INFO] [stderr] | [INFO] [stderr] 114 | key: Id, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `child` [INFO] [stderr] --> src/main.rs:115:5 [INFO] [stderr] | [INFO] [stderr] 115 | child: PageNumber [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/main.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | children: [Option; InternalNode::MAX_CELLS], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cell_count` [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | cell_count: u32, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `right_child` [INFO] [stderr] --> src/main.rs:131:5 [INFO] [stderr] | [INFO] [stderr] 131 | right_child: Option [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `WASTED_SPACE` [INFO] [stderr] --> src/main.rs:138:5 [INFO] [stderr] | [INFO] [stderr] 138 | const WASTED_SPACE: usize = InternalNode::SPACE_FOR_CELLS - (InternalNode::MAX_CELLS * InternalCell::SIZE); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `RIGHT_SPLIT_COUNT` [INFO] [stderr] --> src/main.rs:151:5 [INFO] [stderr] | [INFO] [stderr] 151 | const RIGHT_SPLIT_COUNT: usize = (LeafNode::MAX_CELLS + 1) / 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated const is never used: `LEFT_SPLIT_COUNT` [INFO] [stderr] --> src/main.rs:152:5 [INFO] [stderr] | [INFO] [stderr] 152 | const LEFT_SPLIT_COUNT: usize = LeafNode::MAX_CELLS + 1 - LeafNode::RIGHT_SPLIT_COUNT; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Internal` [INFO] [stderr] --> src/main.rs:204:5 [INFO] [stderr] | [INFO] [stderr] 204 | Internal(InternalNode), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.49s [INFO] running `"docker" "inspect" "d640642d1ea9a07459b0ad1212fa99bdb02621023e8fb4e63ac89e9f9e27609d"` [INFO] running `"docker" "rm" "-f" "d640642d1ea9a07459b0ad1212fa99bdb02621023e8fb4e63ac89e9f9e27609d"` [INFO] [stdout] d640642d1ea9a07459b0ad1212fa99bdb02621023e8fb4e63ac89e9f9e27609d