[INFO] cloning repository https://github.com/dgoetsch/rust-search [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dgoetsch/rust-search" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Frust-search", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Frust-search'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f479b2acc3e6c029d0634f908074d99b971fb8a [INFO] checking dgoetsch/rust-search against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Frust-search" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dgoetsch/rust-search on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dgoetsch/rust-search [INFO] finished tweaking git repo https://github.com/dgoetsch/rust-search [INFO] tweaked toml for git repo https://github.com/dgoetsch/rust-search written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/dgoetsch/rust-search already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] 0f2f359433f5f9f23103146284f345c3804f089316251f4c88829100a2b18198 [INFO] running `Command { std: "docker" "start" "-a" "0f2f359433f5f9f23103146284f345c3804f089316251f4c88829100a2b18198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f2f359433f5f9f23103146284f345c3804f089316251f4c88829100a2b18198", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f2f359433f5f9f23103146284f345c3804f089316251f4c88829100a2b18198", kill_on_drop: false }` [INFO] [stdout] 0f2f359433f5f9f23103146284f345c3804f089316251f4c88829100a2b18198 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 680db8a460c6f379b46f5fdd8fbe8d6ae855d9753a4c8bfc5768f5a83e503a6e [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" "680db8a460c6f379b46f5fdd8fbe8d6ae855d9753a4c8bfc5768f5a83e503a6e", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking num-integer v0.1.39 [INFO] [stderr] Checking itertools-num v0.1.2 [INFO] [stderr] Checking itertools v0.7.9 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking criterion-stats v0.2.5 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Checking criterion-plot v0.2.5 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Checking csv-core v0.1.4 [INFO] [stderr] Checking simplelog v0.5.3 [INFO] [stderr] Checking backtrace v0.3.9 [INFO] [stderr] Checking regex v1.0.6 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Checking serde_json v1.0.33 [INFO] [stderr] Checking csv v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking handlebars v0.32.4 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking criterion v0.2.5 [INFO] [stderr] Checking search v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SendError` [INFO] [stdout] --> src/main.rs:7:41 [INFO] [stdout] | [INFO] [stdout] 7 | use std::sync::mpsc::{Sender, Receiver, SendError}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `SystemTime` [INFO] [stdout] --> src/main.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | use std::time::{Duration, SystemTime}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdout` [INFO] [stdout] --> src/main.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | use std::io::{Write, Stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:78:31 [INFO] [stdout] | [INFO] [stdout] 78 | let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SharedLogger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SubCommand` [INFO] [stdout] --> src/main.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `SendError` [INFO] [stdout] --> src/main.rs:7:41 [INFO] [stdout] | [INFO] [stdout] 7 | use std::sync::mpsc::{Sender, Receiver, SendError}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::prelude::*` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::io::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Duration`, `SystemTime` [INFO] [stdout] --> src/main.rs:15:17 [INFO] [stdout] | [INFO] [stdout] 15 | use std::time::{Duration, SystemTime}; [INFO] [stdout] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stdout` [INFO] [stdout] --> src/main.rs:16:22 [INFO] [stdout] | [INFO] [stdout] 16 | use std::io::{Write, Stdout}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:78:31 [INFO] [stdout] | [INFO] [stdout] 78 | let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SharedLogger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | .or_else(|err| File::open(file_name)) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/main.rs:255:22 [INFO] [stdout] | [INFO] [stdout] 255 | .filter(|p| path.file_name().and_then(|os_str| os_str.to_str()).unwrap_or("").contains(query.as_str())) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:83:27 [INFO] [stdout] | [INFO] [stdout] 83 | .or_else(|err| File::open(file_name)) [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `p` [INFO] [stdout] --> src/main.rs:255:22 [INFO] [stdout] | [INFO] [stdout] 255 | .filter(|p| path.file_name().and_then(|os_str| os_str.to_str()).unwrap_or("").contains(query.as_str())) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `File` [INFO] [stdout] --> src/main.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | File(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | init_logger(matches.value_of("log_level"), matches.value_of("debug_file")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | / File::create(file_name) [INFO] [stdout] 83 | | .or_else(|err| File::open(file_name)) [INFO] [stdout] 84 | | .map(|file| [INFO] [stdout] 85 | | loggers.push(WriteLogger::new(LevelFilter::Debug, Config::default(), file))); [INFO] [stdout] | |_________________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `File` [INFO] [stdout] --> src/main.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 109 | File(String), [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | / next_query [INFO] [stdout] 141 | | .map(|(path, query)| search.search(path, query)); [INFO] [stdout] | |_____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | query_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | result_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | init_logger(matches.value_of("log_level"), matches.value_of("debug_file")); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:82:13 [INFO] [stdout] | [INFO] [stdout] 82 | / File::create(file_name) [INFO] [stdout] 83 | | .or_else(|err| File::open(file_name)) [INFO] [stdout] 84 | | .map(|file| [INFO] [stdout] 85 | | loggers.push(WriteLogger::new(LevelFilter::Debug, Config::default(), file))); [INFO] [stdout] | |_________________________________________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:140:17 [INFO] [stdout] | [INFO] [stdout] 140 | / next_query [INFO] [stdout] 141 | | .map(|(path, query)| search.search(path, query)); [INFO] [stdout] | |_____________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:167:13 [INFO] [stdout] | [INFO] [stdout] 167 | writer.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:172:9 [INFO] [stdout] | [INFO] [stdout] 172 | query_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | result_thread.join(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 37.90s [INFO] running `Command { std: "docker" "inspect" "680db8a460c6f379b46f5fdd8fbe8d6ae855d9753a4c8bfc5768f5a83e503a6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "680db8a460c6f379b46f5fdd8fbe8d6ae855d9753a4c8bfc5768f5a83e503a6e", kill_on_drop: false }` [INFO] [stdout] 680db8a460c6f379b46f5fdd8fbe8d6ae855d9753a4c8bfc5768f5a83e503a6e