[INFO] cloning repository https://github.com/ShisoftResearch/Nebuchadnezzar [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ShisoftResearch/Nebuchadnezzar" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f4fba2afc59b949abdf36f4821d472a540563662 [INFO] checking ShisoftResearch/Nebuchadnezzar against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShisoftResearch%2FNebuchadnezzar" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ShisoftResearch/Nebuchadnezzar on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar [INFO] finished tweaking git repo https://github.com/ShisoftResearch/Nebuchadnezzar [INFO] tweaked toml for git repo https://github.com/ShisoftResearch/Nebuchadnezzar written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/ShisoftResearch/Nebuchadnezzar already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/shisoft/bifrost` [INFO] [stderr] Updating git repository `https://github.com/ShisoftResearch/Dovahkiin` [INFO] [stderr] Updating git repository `https://github.com/ShisoftResearch/Hermes.git` [INFO] [stderr] Updating git repository `https://github.com/ShisoftResearch/Lightning.git` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pin-project-internal v0.4.24 [INFO] [stderr] Downloaded seahash v4.0.1 [INFO] [stderr] Downloaded async-io v1.1.5 [INFO] [stderr] Downloaded pin-project-lite v0.1.9 [INFO] [stderr] Downloaded pin-project v0.4.24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f80073a67f6d3a90277bd322dd394f3f85d207e24fcc63d594cd7201b9b3764b [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" "f80073a67f6d3a90277bd322dd394f3f85d207e24fcc63d594cd7201b9b3764b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f80073a67f6d3a90277bd322dd394f3f85d207e24fcc63d594cd7201b9b3764b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f80073a67f6d3a90277bd322dd394f3f85d207e24fcc63d594cd7201b9b3764b", kill_on_drop: false }` [INFO] [stdout] f80073a67f6d3a90277bd322dd394f3f85d207e24fcc63d594cd7201b9b3764b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ca2dcf6c0c3910608054e434bc9da7f0fdca8dabc1045c3e80751658888f8584 [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" "ca2dcf6c0c3910608054e434bc9da7f0fdca8dabc1045c3e80751658888f8584", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.23 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking 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[INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking async-executor v1.3.0 [INFO] [stderr] Checking async-io v1.1.5 [INFO] [stderr] Checking blocking v1.0.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking async-global-executor v1.3.0 [INFO] [stderr] Checking async-std v1.6.5 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling twox-hash v1.5.0 [INFO] [stderr] Compiling bifrost_hasher v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#41cdaa4d) [INFO] [stderr] Compiling bifrost_plugins v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#41cdaa4d) [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.22 [INFO] [stderr] Checking pin-project v0.4.24 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking lightning v0.2.0 (https://github.com/ShisoftResearch/Lightning.git?branch=develop#7fd24389) [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking hermes v0.1.0 (https://github.com/ShisoftResearch/Hermes.git#200255cb) [INFO] [stderr] Checking bifrost v0.1.0 (https://github.com/shisoft/bifrost?branch=develop#41cdaa4d) [INFO] [stderr] Checking dovahkiin v0.1.0 (https://github.com/ShisoftResearch/Dovahkiin?branch=develop#b7e58f96) [INFO] [stderr] Checking neb v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::node::write_node` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::write_node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::node::write_targeted` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::node::write_targeted; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::remove::scatter_nodes` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use super::remove::scatter_nodes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::search::mut_search` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use super::search::mut_search; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::search::MutSearchResult` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::search::MutSearchResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::node::write_node` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::node::write_node; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::node::write_targeted` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::node::write_targeted; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::remove::scatter_nodes` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use super::remove::scatter_nodes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::search::mut_search` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use super::search::mut_search; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::search::MutSearchResult` [INFO] [stdout] --> src/index/ranged/lsm/btree/split.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use super::search::MutSearchResult; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `field_id` [INFO] [stdout] --> src/index/builder.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let field_id = hash_str(&index.fields); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ranged` [INFO] [stdout] --> src/index/builder.rs:54:35 [INFO] [stdout] | [INFO] [stdout] 54 | IndexMeta::Ranged(ranged) => {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ranged` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_indices` [INFO] [stdout] --> src/index/builder.rs:48:53 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn ensure_indices(cell: &Cell, schema: &Schema, old_indices: Option>) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_indices` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/index/builder.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | for val in array { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `field_id` [INFO] [stdout] --> src/index/builder.rs:51:13 [INFO] [stdout] | [INFO] [stdout] 51 | let field_id = hash_str(&index.fields); [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_field_id` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ranged` [INFO] [stdout] --> src/index/builder.rs:54:35 [INFO] [stdout] | [INFO] [stdout] 54 | IndexMeta::Ranged(ranged) => {} [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ranged` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `old_indices` [INFO] [stdout] --> src/index/builder.rs:48:53 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn ensure_indices(cell: &Cell, schema: &Schema, old_indices: Option>) { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_indices` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/index/builder.rs:92:17 [INFO] [stdout] | [INFO] [stdout] 92 | for val in array { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/index/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | key: EntryKey, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/index/builder.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | id: Id, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cell_id` [INFO] [stdout] --> src/index/builder.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | cell_id: Id, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `feature` [INFO] [stdout] --> src/index/builder.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | feature: Feature, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data_width` [INFO] [stdout] --> src/index/builder.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | data_width: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cell_ver` [INFO] [stdout] --> src/index/builder.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | cell_ver: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `scatter_nodes` [INFO] [stdout] --> src/index/ranged/lsm/btree/remove.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn scatter_nodes(node_ref: &NodeCellRef) -> usize [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/index/builder.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | key: EntryKey, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `id` [INFO] [stdout] --> src/index/builder.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | id: Id, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cell_id` [INFO] [stdout] --> src/index/builder.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | cell_id: Id, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `feature` [INFO] [stdout] --> src/index/builder.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | feature: Feature, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `data_width` [INFO] [stdout] --> src/index/builder.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | data_width: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cell_ver` [INFO] [stdout] --> src/index/builder.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | cell_ver: u64, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `scatter_nodes` [INFO] [stdout] --> src/index/ranged/lsm/btree/remove.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn scatter_nodes(node_ref: &NodeCellRef) -> usize [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 50s [INFO] running `Command { std: 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