[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4f479b2acc3e6c029d0634f908074d99b971fb8a [INFO] testing dgoetsch/rust-search against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [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 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccfa656fee32cdaf8d76d91214badbef1cb2bbc2fb9a1ceaa0632a888f308755 [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" "ccfa656fee32cdaf8d76d91214badbef1cb2bbc2fb9a1ceaa0632a888f308755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccfa656fee32cdaf8d76d91214badbef1cb2bbc2fb9a1ceaa0632a888f308755", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccfa656fee32cdaf8d76d91214badbef1cb2bbc2fb9a1ceaa0632a888f308755", kill_on_drop: false }` [INFO] [stdout] ccfa656fee32cdaf8d76d91214badbef1cb2bbc2fb9a1ceaa0632a888f308755 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f0d4600480e2ff378bc222798e302475520550e4ae23ae6feea9ec3a73c85fc4 [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" "f0d4600480e2ff378bc222798e302475520550e4ae23ae6feea9ec3a73c85fc4", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling regex-syntax v0.6.3 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling threadpool v1.7.1 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling itertools v0.7.9 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling serde_json v1.0.33 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling csv-core v0.1.4 [INFO] [stderr] Compiling criterion-plot v0.2.5 [INFO] [stderr] Compiling csv v1.0.2 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling criterion-stats v0.2.5 [INFO] [stderr] Compiling itertools-num v0.1.2 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling simplelog v0.5.3 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling handlebars v0.32.4 [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] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SharedLogger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 49.01s [INFO] running `Command { std: "docker" "inspect" "f0d4600480e2ff378bc222798e302475520550e4ae23ae6feea9ec3a73c85fc4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0d4600480e2ff378bc222798e302475520550e4ae23ae6feea9ec3a73c85fc4", kill_on_drop: false }` [INFO] [stdout] f0d4600480e2ff378bc222798e302475520550e4ae23ae6feea9ec3a73c85fc4 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f29d2c41158e4b71eb17f4443d33f423d0ab74f7c09ff7c4b715a84ba5b48b5 [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" "5f29d2c41158e4b71eb17f4443d33f423d0ab74f7c09ff7c4b715a84ba5b48b5", kill_on_drop: false }` [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] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SharedLogger` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 1.29s [INFO] running `Command { std: "docker" "inspect" "5f29d2c41158e4b71eb17f4443d33f423d0ab74f7c09ff7c4b715a84ba5b48b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f29d2c41158e4b71eb17f4443d33f423d0ab74f7c09ff7c4b715a84ba5b48b5", kill_on_drop: false }` [INFO] [stdout] 5f29d2c41158e4b71eb17f4443d33f423d0ab74f7c09ff7c4b715a84ba5b48b5 [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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 303bdb3e52332dfc48de2e077e1f608847362060b866f23190d8cf16aefa0e2c [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" "303bdb3e52332dfc48de2e077e1f608847362060b866f23190d8cf16aefa0e2c", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused import: `SubCommand` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:5:22 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 5 | use clap::{Arg, App, SubCommand}; [INFO] [stdout] [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] | ^^^^^^^^^^^^ help: use `dyn`: `dyn SharedLogger` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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] [INFO] [stderr] warning: unused `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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 `std::result::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: 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/search-7c13912ebe1c6857 [INFO] running `Command { std: "docker" "inspect" "303bdb3e52332dfc48de2e077e1f608847362060b866f23190d8cf16aefa0e2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "303bdb3e52332dfc48de2e077e1f608847362060b866f23190d8cf16aefa0e2c", kill_on_drop: false }` [INFO] [stdout] 303bdb3e52332dfc48de2e077e1f608847362060b866f23190d8cf16aefa0e2c