[INFO] updating cached repository https://github.com/tcaputi/rust-bplus [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 152425b3cb422f8e83ed76b8a4af6ff2c6e9f5d1 [INFO] testing tcaputi/rust-bplus against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcaputi%2Frust-bplus" "/workspace/builds/worker-13/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tcaputi/rust-bplus on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/tcaputi/rust-bplus [INFO] finished tweaking git repo https://github.com/tcaputi/rust-bplus [INFO] tweaked toml for git repo https://github.com/tcaputi/rust-bplus written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/tcaputi/rust-bplus already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 64a36732465da1a832032931fb728607c0371260c1ffb023643edfe8e9a0ca59 [INFO] running `"docker" "start" "-a" "64a36732465da1a832032931fb728607c0371260c1ffb023643edfe8e9a0ca59"` [INFO] [stderr] Compiling bplus_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `tree` [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let tree: BPlusTree = BPlusTree::new(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interior` [INFO] [stderr] --> src/main.rs:78:41 [INFO] [stderr] | [INFO] [stderr] 78 | BPlusNode::Interior(ref mut interior) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | let mut node = Rc::get_mut(node_rc).unwrap(); /* unwrap the Rc */ [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `values` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | values: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | children: Vec>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leaf` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Leaf(BPlusLeaf), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Interior` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | Interior(BPlusInterior) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `root` [INFO] [stderr] --> src/main.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | root: Option>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/main.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | fn insert(&mut self, key: &K, value: &V) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.87s [INFO] running `"docker" "inspect" "64a36732465da1a832032931fb728607c0371260c1ffb023643edfe8e9a0ca59"` [INFO] running `"docker" "rm" "-f" "64a36732465da1a832032931fb728607c0371260c1ffb023643edfe8e9a0ca59"` [INFO] [stdout] 64a36732465da1a832032931fb728607c0371260c1ffb023643edfe8e9a0ca59 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6e8e226daf46ba8834c12237ce0a9da86d51027f34963bdc67b439a3e81f7e8 [INFO] running `"docker" "start" "-a" "f6e8e226daf46ba8834c12237ce0a9da86d51027f34963bdc67b439a3e81f7e8"` [INFO] [stderr] Compiling bplus_tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `tree` [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let tree: BPlusTree = BPlusTree::new(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interior` [INFO] [stderr] --> src/main.rs:78:41 [INFO] [stderr] | [INFO] [stderr] 78 | BPlusNode::Interior(ref mut interior) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | let mut node = Rc::get_mut(node_rc).unwrap(); /* unwrap the Rc */ [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `values` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | values: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | children: Vec>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leaf` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Leaf(BPlusLeaf), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Interior` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | Interior(BPlusInterior) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `root` [INFO] [stderr] --> src/main.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | root: Option>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/main.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | fn insert(&mut self, key: &K, value: &V) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `"docker" "inspect" "f6e8e226daf46ba8834c12237ce0a9da86d51027f34963bdc67b439a3e81f7e8"` [INFO] running `"docker" "rm" "-f" "f6e8e226daf46ba8834c12237ce0a9da86d51027f34963bdc67b439a3e81f7e8"` [INFO] [stdout] f6e8e226daf46ba8834c12237ce0a9da86d51027f34963bdc67b439a3e81f7e8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] adf3d50188e23de97f56d9b484315ce2394a8d5d367720b6492a758394a693dc [INFO] running `"docker" "start" "-a" "adf3d50188e23de97f56d9b484315ce2394a8d5d367720b6492a758394a693dc"` [INFO] [stderr] warning: unused variable: `tree` [INFO] [stderr] --> src/main.rs:102:9 [INFO] [stderr] | [INFO] [stderr] 102 | let tree: BPlusTree = BPlusTree::new(); [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `interior` [INFO] [stderr] --> src/main.rs:78:41 [INFO] [stderr] | [INFO] [stderr] 78 | BPlusNode::Interior(ref mut interior) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interior` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | let mut node = Rc::get_mut(node_rc).unwrap(); /* unwrap the Rc */ [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `values` [INFO] [stderr] --> src/main.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | values: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | parent: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `keys` [INFO] [stderr] --> src/main.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | keys: Vec, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> src/main.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | children: Vec>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Leaf` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Leaf(BPlusLeaf), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Interior` [INFO] [stderr] --> src/main.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | Interior(BPlusInterior) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `root` [INFO] [stderr] --> src/main.rs:50:5 [INFO] [stderr] | [INFO] [stderr] 50 | root: Option>> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `insert` [INFO] [stderr] --> src/main.rs:59:5 [INFO] [stderr] | [INFO] [stderr] 59 | fn insert(&mut self, key: &K, value: &V) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 13 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bplus_tree-74b8274f6b1eb3da [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "adf3d50188e23de97f56d9b484315ce2394a8d5d367720b6492a758394a693dc"` [INFO] running `"docker" "rm" "-f" "adf3d50188e23de97f56d9b484315ce2394a8d5d367720b6492a758394a693dc"` [INFO] [stdout] adf3d50188e23de97f56d9b484315ce2394a8d5d367720b6492a758394a693dc