[INFO] cloning repository https://github.com/tianyaochou/search-engine-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tianyaochou/search-engine-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianyaochou%2Fsearch-engine-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianyaochou%2Fsearch-engine-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfc677f8a06b0dab7aa65e6142c39dda32cf0575 [INFO] checking tianyaochou/search-engine-rs against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftianyaochou%2Fsearch-engine-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tianyaochou/search-engine-rs on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tianyaochou/search-engine-rs [INFO] finished tweaking git repo https://github.com/tianyaochou/search-engine-rs [INFO] tweaked toml for git repo https://github.com/tianyaochou/search-engine-rs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/tianyaochou/search-engine-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51e0e715b1c2e6ff61edb265f161e94f0b509ea94e1c81ddae27afbedfd4f9c5 [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" "51e0e715b1c2e6ff61edb265f161e94f0b509ea94e1c81ddae27afbedfd4f9c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51e0e715b1c2e6ff61edb265f161e94f0b509ea94e1c81ddae27afbedfd4f9c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51e0e715b1c2e6ff61edb265f161e94f0b509ea94e1c81ddae27afbedfd4f9c5", kill_on_drop: false }` [INFO] [stdout] 51e0e715b1c2e6ff61edb265f161e94f0b509ea94e1c81ddae27afbedfd4f9c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 74de2d51b7243b73af4d162b64bf1acacbede3d3137ba864edd6909a11a9a840 [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" "74de2d51b7243b73af4d162b64bf1acacbede3d3137ba864edd6909a11a9a840", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling ahash v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling encoding_rs v0.8.26 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling radium v0.5.3 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Compiling lexical-core v0.7.4 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling protobuf v2.18.0 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking funty v1.0.1 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Compiling rust_tokenizers v6.1.0 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking tap v1.0.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking quoted_printable v0.4.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking instant v0.1.8 [INFO] [stderr] Compiling hashbrown v0.9.1 [INFO] [stderr] Checking unicode-normalization-alignments v0.1.12 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking tinyvec v1.0.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling priority-queue v1.0.2 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling nom v6.0.0 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking unicode-normalization v0.1.14 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking bitvec v0.19.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling jobserver v0.1.21 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Checking addr2line v0.14.0 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling cc v1.0.63 [INFO] [stderr] Checking backtrace v0.3.54 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-queue v0.3.0 [INFO] [stderr] Checking ordered-float v2.0.0 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Checking charset v0.1.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Checking mailparse v0.13.0 [INFO] [stderr] Checking crossbeam v0.8.0 [INFO] [stderr] Checking lalrpop-util v0.19.1 [INFO] [stderr] Compiling zstd-sys v1.4.17+zstd.1.4.5 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking stopwords v0.1.0 [INFO] [stderr] Checking thiserror v1.0.22 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking bincode v1.3.1 [INFO] [stderr] Checking rust-stemmers v1.2.0 [INFO] [stderr] Compiling string_cache v0.8.1 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Checking csv v1.1.4 [INFO] [stderr] Compiling lalrpop v0.19.1 [INFO] [stderr] Checking zstd-safe v2.0.5+zstd.1.4.5 [INFO] [stderr] Checking zstd v0.5.3+zstd.1.4.5 [INFO] [stderr] Checking sled v0.34.6 [INFO] [stderr] Compiling search-engine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `stemmer` [INFO] [stdout] --> src/bin/semantic_search.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let stemmer = Stemmer::create(rust_stemmers::Algorithm::English); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stemmer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `stemmer` [INFO] [stdout] --> src/bin/semantic_search.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 40 | let stemmer = Stemmer::create(rust_stemmers::Algorithm::English); [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stemmer` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `TokenID` [INFO] [stdout] --> src/bin/index.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub type TokenID = i64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `FileID` [INFO] [stdout] --> src/bin/index.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | pub type FileID = u64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/bin/index.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn main() -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `TokenID` [INFO] [stdout] --> src/bin/index.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub type TokenID = i64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `FileID` [INFO] [stdout] --> src/bin/index.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | pub type FileID = u64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/bin/index.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn main() -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `TokenID` [INFO] [stdout] --> src/bin/index.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub type TokenID = i64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `FileID` [INFO] [stdout] --> src/bin/index.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | pub type FileID = u64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/bin/index.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn main() -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `TokenID` [INFO] [stdout] --> src/bin/index.rs:27:1 [INFO] [stdout] | [INFO] [stdout] 27 | pub type TokenID = i64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias is never used: `FileID` [INFO] [stdout] --> src/bin/index.rs:28:1 [INFO] [stdout] | [INFO] [stdout] 28 | pub type FileID = u64; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `main` [INFO] [stdout] --> src/bin/index.rs:30:4 [INFO] [stdout] | [INFO] [stdout] 30 | fn main() -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4m 41s [INFO] running `Command { std: "docker" "inspect" "74de2d51b7243b73af4d162b64bf1acacbede3d3137ba864edd6909a11a9a840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74de2d51b7243b73af4d162b64bf1acacbede3d3137ba864edd6909a11a9a840", kill_on_drop: false }` [INFO] [stdout] 74de2d51b7243b73af4d162b64bf1acacbede3d3137ba864edd6909a11a9a840