[INFO] cloning repository https://github.com/sfarqu/try-trie [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sfarqu/try-trie" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d8bcd465c113e061598d3430f18816eb0a40f7e [INFO] checking sfarqu/try-trie against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsfarqu%2Ftry-trie" "/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/sfarqu/try-trie on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sfarqu/try-trie [INFO] finished tweaking git repo https://github.com/sfarqu/try-trie [INFO] tweaked toml for git repo https://github.com/sfarqu/try-trie written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/sfarqu/try-trie already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "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-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3e80cd997d2c56f2c58560fe662e15ab6dd73514cc43d2f8258e3b1f07f27984 [INFO] running `Command { std: "docker" "start" "-a" "3e80cd997d2c56f2c58560fe662e15ab6dd73514cc43d2f8258e3b1f07f27984", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3e80cd997d2c56f2c58560fe662e15ab6dd73514cc43d2f8258e3b1f07f27984", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3e80cd997d2c56f2c58560fe662e15ab6dd73514cc43d2f8258e3b1f07f27984", kill_on_drop: false }` [INFO] [stdout] 3e80cd997d2c56f2c58560fe662e15ab6dd73514cc43d2f8258e3b1f07f27984 [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a36488e362cef402d5436426bff156bf4ab7c977b39fec673d035e716c0e75b [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" "7a36488e362cef402d5436426bff156bf4ab7c977b39fec673d035e716c0e75b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking serde_json v1.0.56 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking try-trie v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `do_action` [INFO] [stdout] --> src/lib.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn do_action(obj: &mut trie_v1::Trie, action: &str, str: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> examples/12ms-trie-example.rs:68:21 [INFO] [stdout] | [INFO] [stdout] 68 | let i = (c as usize - 97); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> examples/12ms-trie-example.rs:86:21 [INFO] [stdout] | [INFO] [stdout] 86 | let i = (c as usize - 97); // cheater way of getting 0-26, only works lc ASCII [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search_internal` [INFO] [stdout] --> examples/12ms-trie-example.rs:82:8 [INFO] [stdout] | [INFO] [stdout] 82 | fn search_internal(&self, word: String, full: bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> examples/12ms-trie-example.rs:101:8 [INFO] [stdout] | [INFO] [stdout] 101 | fn search(&self, word: String) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `starts_with` [INFO] [stdout] --> examples/12ms-trie-example.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn starts_with(&self, prefix: String) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.93s [INFO] running `Command { std: "docker" "inspect" "7a36488e362cef402d5436426bff156bf4ab7c977b39fec673d035e716c0e75b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a36488e362cef402d5436426bff156bf4ab7c977b39fec673d035e716c0e75b", kill_on_drop: false }` [INFO] [stdout] 7a36488e362cef402d5436426bff156bf4ab7c977b39fec673d035e716c0e75b