[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] testing dgoetsch/rust-search against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdgoetsch%2Frust-search" "/workspace/builds/worker-87/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dgoetsch/rust-search on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-87/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded term v0.5.1 [INFO] [stderr] Downloaded itertools-num v0.1.2 [INFO] [stderr] Downloaded criterion-plot v0.2.5 [INFO] [stderr] Downloaded handlebars v0.32.4 [INFO] [stderr] Downloaded syn v0.15.21 [INFO] [stderr] Downloaded criterion-stats v0.2.5 [INFO] [stderr] Downloaded criterion v0.2.5 [INFO] [stderr] Downloaded itertools v0.7.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b80e91292e25c778496db4a4ad645739bd573c5d3f2b56f71341f40b31cc1939 [INFO] running `Command { std: "docker" "start" "-a" "b80e91292e25c778496db4a4ad645739bd573c5d3f2b56f71341f40b31cc1939", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b80e91292e25c778496db4a4ad645739bd573c5d3f2b56f71341f40b31cc1939", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b80e91292e25c778496db4a4ad645739bd573c5d3f2b56f71341f40b31cc1939", kill_on_drop: false }` [INFO] [stdout] b80e91292e25c778496db4a4ad645739bd573c5d3f2b56f71341f40b31cc1939 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53edb8c98285b4729ce952b62dd770cdce42617f88afcd21198d5aaed6146227 [INFO] running `Command { std: "docker" "start" "-a" "53edb8c98285b4729ce952b62dd770cdce42617f88afcd21198d5aaed6146227", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling itertools v0.7.9 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling rand v0.4.3 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling criterion-plot v0.2.5 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling itertools-num v0.1.2 [INFO] [stderr] Compiling criterion-stats v0.2.5 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling csv v1.0.2 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling handlebars v0.32.4 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling failure v0.1.3 [INFO] [stderr] Compiling criterion v0.2.5 [INFO] [stderr] Compiling 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] | ^^^^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 - let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] 78 + let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] | [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] note: `SearchResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:106:10 [INFO] [stdout] | [INFO] [stdout] 106 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [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] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 43.89s [INFO] running `Command { std: "docker" "inspect" "53edb8c98285b4729ce952b62dd770cdce42617f88afcd21198d5aaed6146227", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53edb8c98285b4729ce952b62dd770cdce42617f88afcd21198d5aaed6146227", kill_on_drop: false }` [INFO] [stdout] 53edb8c98285b4729ce952b62dd770cdce42617f88afcd21198d5aaed6146227 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2e658e17107c7eb6fb202dc195577faec72cfdf2dd050a9e4669123c68cfda30 [INFO] running `Command { std: "docker" "start" "-a" "2e658e17107c7eb6fb202dc195577faec72cfdf2dd050a9e4669123c68cfda30", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling 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] | ^^^^^^^^^^^^ [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] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 - let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] 78 + let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stdout] | [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] note: `SearchResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:106:10 [INFO] [stdout] | [INFO] [stdout] 106 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.97s [INFO] running `Command { std: "docker" "inspect" "2e658e17107c7eb6fb202dc195577faec72cfdf2dd050a9e4669123c68cfda30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e658e17107c7eb6fb202dc195577faec72cfdf2dd050a9e4669123c68cfda30", kill_on_drop: false }` [INFO] [stdout] 2e658e17107c7eb6fb202dc195577faec72cfdf2dd050a9e4669123c68cfda30 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d6cd102b3124672ede5a8be88fd93933ed3d7a092bdcc3afd158765d5f73171b [INFO] running `Command { std: "docker" "start" "-a" "d6cd102b3124672ede5a8be88fd93933ed3d7a092bdcc3afd158765d5f73171b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stderr] --> src/main.rs:5:22 [INFO] [stderr] | [INFO] [stderr] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `SendError` [INFO] [stderr] --> src/main.rs:7:41 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::mpsc::{Sender, Receiver, SendError}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::prelude::*` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::io::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `SystemTime` [INFO] [stderr] --> src/main.rs:15:17 [INFO] [stderr] | [INFO] [stderr] 15 | use std::time::{Duration, SystemTime}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stdout` [INFO] [stderr] --> src/main.rs:16:22 [INFO] [stderr] | [INFO] [stderr] 16 | use std::io::{Write, Stdout}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:78:31 [INFO] [stderr] | [INFO] [stderr] 78 | let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 78 - let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stderr] 78 + let mut loggers: Vec> = vec![ WriteLogger::new(log_level, Config::default(), std::io::stderr())]; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `err` [INFO] [stderr] --> src/main.rs:83:27 [INFO] [stderr] | [INFO] [stderr] 83 | .or_else(|err| File::open(file_name)) [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `p` [INFO] [stderr] --> src/main.rs:255:22 [INFO] [stderr] | [INFO] [stderr] 255 | .filter(|p| path.file_name().and_then(|os_str| os_str.to_str()).unwrap_or("").contains(query.as_str())) [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_p` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `File` [INFO] [stderr] --> src/main.rs:109:5 [INFO] [stderr] | [INFO] [stderr] 109 | File(String), [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `SearchResult` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:106:10 [INFO] [stderr] | [INFO] [stderr] 106 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:53:5 [INFO] [stderr] | [INFO] [stderr] 53 | init_logger(matches.value_of("log_level"), matches.value_of("debug_file")); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:82:13 [INFO] [stderr] | [INFO] [stderr] 82 | / File::create(file_name) [INFO] [stderr] 83 | | .or_else(|err| File::open(file_name)) [INFO] [stderr] 84 | | .map(|file| [INFO] [stderr] 85 | | loggers.push(WriteLogger::new(LevelFilter::Debug, Config::default(), file))); [INFO] [stderr] | |_________________________________________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:140:17 [INFO] [stderr] | [INFO] [stderr] 140 | / next_query [INFO] [stderr] 141 | | .map(|(path, query)| search.search(path, query)); [INFO] [stderr] | |_____________________________________________________________________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:167:13 [INFO] [stderr] | [INFO] [stderr] 167 | writer.flush(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:172:9 [INFO] [stderr] | [INFO] [stderr] 172 | query_thread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:174:9 [INFO] [stderr] | [INFO] [stderr] 174 | result_thread.join(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `search` (bin "search" test) generated 16 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.36s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/search-5f07c205da56e192) [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; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d6cd102b3124672ede5a8be88fd93933ed3d7a092bdcc3afd158765d5f73171b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6cd102b3124672ede5a8be88fd93933ed3d7a092bdcc3afd158765d5f73171b", kill_on_drop: false }` [INFO] [stdout] d6cd102b3124672ede5a8be88fd93933ed3d7a092bdcc3afd158765d5f73171b