[INFO] fetching crate ssearch 0.2.0... [INFO] checking ssearch-0.2.0 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345 [INFO] extracting crate ssearch 0.2.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate ssearch 0.2.0 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate ssearch 0.2.0 [INFO] finished tweaking crates.io crate ssearch 0.2.0 [INFO] tweaked toml for crates.io crate ssearch 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "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-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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f3f294acb2a0a881e9e6d186f333a080078fb4e81fe9c8b7b853c82103d59e83 [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" "f3f294acb2a0a881e9e6d186f333a080078fb4e81fe9c8b7b853c82103d59e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f3f294acb2a0a881e9e6d186f333a080078fb4e81fe9c8b7b853c82103d59e83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3f294acb2a0a881e9e6d186f333a080078fb4e81fe9c8b7b853c82103d59e83", kill_on_drop: false }` [INFO] [stdout] f3f294acb2a0a881e9e6d186f333a080078fb4e81fe9c8b7b853c82103d59e83 [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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 13e28ea80455e53a9fccec6416409eb75ad0a2cc1ee509d11a5e6ca347339390 [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" "13e28ea80455e53a9fccec6416409eb75ad0a2cc1ee509d11a5e6ca347339390", kill_on_drop: false }` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.112 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.55 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking encode_unicode v0.3.6 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking opener v0.4.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs v1.0.5 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking term v0.5.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling serde_derive v1.0.112 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking prettytable-rs v0.8.0 [INFO] [stderr] Checking ssearch v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | opener::open(link.as_str()); [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/persistence.rs:1:804 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{File, OpenOptions};use std::fs;use std::io::BufReader;use std::path::{Path, PathBuf};use serde_json;use crate::search::Search;static FILE_NAME: &str = "ssearch.json";fn get_location() -> Box { Box::new(dirs::home_dir().unwrap().join(".ssearch").join(FILE_NAME))}pub trait Persistence { fn write(t: &[T]) -> PersistenceResult; fn load() -> Vec; fn is_already_exits() -> bool; fn update(t: Search) -> PersistenceResult; fn remove(kw: String) -> PersistenceResult;}pub struct FileBasedSearchPersistence;#[derive(PartialEq)]pub enum PersistenceResult { Created, Updated, Deleted, Error, Nothing,}impl Persistence for FileBasedSearchPersistence { fn write(t: &[Search]) -> PersistenceResult { fs::create_dir(get_location().as_path().parent().unwrap()); let file = OpenOptions::new() .create(true) .read(true) .write(true) .truncate(true) .open(get_location().as_path()); if file.is_err() { return PersistenceResult::Error; } let result = serde_json::to_writer(&file.unwrap(), t); if result.is_ok() { result.unwrap(); return PersistenceResult::Created; } return PersistenceResult::Error; } fn load() -> Vec { let file = File::open(get_location().as_path()).unwrap(); let read = serde_json::from_reader(BufReader::new(file)).unwrap(); return serde_json::from_value(read).unwrap(); } fn is_already_exits() -> bool { return Path::exists(get_location().as_path().parent().unwrap()); } fn update(t: Search) -> PersistenceResult { let mut contents = FileBasedSearchPersistence::load(); let original_size = contents.len(); contents.retain(|x| *x != t); if contents.len() < original_size { return PersistenceResult::Updated; } contents.push(t); FileBasedSearchPersistence::write(&contents); return PersistenceResult::Created; } fn remove(kw: String) -> PersistenceResult { let mut contents = FileBasedSearchPersistence::load(); let original_size = contents.len(); contents.retain(|x| x.keyword != kw); if original_size == contents.len() { return PersistenceResult::Nothing; } FileBasedSearchPersistence::write(&contents); return PersistenceResult::Deleted; }} [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | opener::open(link.as_str()); [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/persistence.rs:1:804 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::{File, OpenOptions};use std::fs;use std::io::BufReader;use std::path::{Path, PathBuf};use serde_json;use crate::search::Search;static FILE_NAME: &str = "ssearch.json";fn get_location() -> Box { Box::new(dirs::home_dir().unwrap().join(".ssearch").join(FILE_NAME))}pub trait Persistence { fn write(t: &[T]) -> PersistenceResult; fn load() -> Vec; fn is_already_exits() -> bool; fn update(t: Search) -> PersistenceResult; fn remove(kw: String) -> PersistenceResult;}pub struct FileBasedSearchPersistence;#[derive(PartialEq)]pub enum PersistenceResult { Created, Updated, Deleted, Error, Nothing,}impl Persistence for FileBasedSearchPersistence { fn write(t: &[Search]) -> PersistenceResult { fs::create_dir(get_location().as_path().parent().unwrap()); let file = OpenOptions::new() .create(true) .read(true) .write(true) .truncate(true) .open(get_location().as_path()); if file.is_err() { return PersistenceResult::Error; } let result = serde_json::to_writer(&file.unwrap(), t); if result.is_ok() { result.unwrap(); return PersistenceResult::Created; } return PersistenceResult::Error; } fn load() -> Vec { let file = File::open(get_location().as_path()).unwrap(); let read = serde_json::from_reader(BufReader::new(file)).unwrap(); return serde_json::from_value(read).unwrap(); } fn is_already_exits() -> bool { return Path::exists(get_location().as_path().parent().unwrap()); } fn update(t: Search) -> PersistenceResult { let mut contents = FileBasedSearchPersistence::load(); let original_size = contents.len(); contents.retain(|x| *x != t); if contents.len() < original_size { return PersistenceResult::Updated; } contents.push(t); FileBasedSearchPersistence::write(&contents); return PersistenceResult::Created; } fn remove(kw: String) -> PersistenceResult { let mut contents = FileBasedSearchPersistence::load(); let original_size = contents.len(); contents.retain(|x| x.keyword != kw); if original_size == contents.len() { return PersistenceResult::Nothing; } FileBasedSearchPersistence::write(&contents); return PersistenceResult::Deleted; }} [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.70s [INFO] running `Command { std: "docker" "inspect" "13e28ea80455e53a9fccec6416409eb75ad0a2cc1ee509d11a5e6ca347339390", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13e28ea80455e53a9fccec6416409eb75ad0a2cc1ee509d11a5e6ca347339390", kill_on_drop: false }` [INFO] [stdout] 13e28ea80455e53a9fccec6416409eb75ad0a2cc1ee509d11a5e6ca347339390