[INFO] crate fast_log 1.0.4 is already in cache [INFO] checking fast_log-1.0.4 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate fast_log 1.0.4 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate fast_log 1.0.4 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate fast_log 1.0.4 [INFO] finished tweaking crates.io crate fast_log 1.0.4 [INFO] tweaked toml for crates.io crate fast_log 1.0.4 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7f3742801d927a8494224e8f83db3516ba54526c855f4f3ff93f484eb4aca1a2 [INFO] running `"docker" "start" "-a" "7f3742801d927a8494224e8f83db3516ba54526c855f4f3ff93f484eb4aca1a2"` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking pin-project-lite v0.1.4 [INFO] [stderr] Checking futures-core v0.3.4 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling quote v1.0.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Checking tokio v0.2.20 [INFO] [stderr] Checking chrono v0.4.11 [INFO] [stderr] Checking serde_json v1.0.52 [INFO] [stderr] Checking fast_log v1.0.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stderr] --> src/log.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/log.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/log.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::intrinsics::write_bytes` [INFO] [stderr] --> src/log.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::intrinsics::write_bytes; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `MutexGuard` [INFO] [stderr] --> src/log.rs:8:24 [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::{Mutex, MutexGuard}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/log.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Duration`, `SystemTime` [INFO] [stderr] --> src/log.rs:12:17 [INFO] [stderr] | [INFO] [stderr] 12 | use std::time::{Duration, SystemTime}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Utc` [INFO] [stderr] --> src/log.rs:14:31 [INFO] [stderr] | [INFO] [stderr] 14 | use chrono::{DateTime, Local, Utc}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `error`, `info`, `warn` [INFO] [stderr] --> src/log.rs:15:11 [INFO] [stderr] | [INFO] [stderr] 15 | use log::{error, info, warn}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `SetLoggerError` [INFO] [stderr] --> src/log.rs:16:49 [INFO] [stderr] | [INFO] [stderr] 16 | use log::{Level, LevelFilter, Metadata, Record, SetLoggerError}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::time_util` [INFO] [stderr] --> src/log.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use crate::time_util; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `error` [INFO] [stderr] --> src/error.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{error, fmt}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BorrowMut`, `Borrow` [INFO] [stderr] --> src/log.rs:1:19 [INFO] [stderr] | [INFO] [stderr] 1 | use std::borrow::{Borrow, BorrowMut}; [INFO] [stderr] | ^^^^^^ ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error::Error` [INFO] [stderr] --> src/log.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use std::error::Error; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs` [INFO] [stderr] --> src/log.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::fs; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::intrinsics::write_bytes` [INFO] [stderr] --> src/log.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::intrinsics::write_bytes; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `MutexGuard` [INFO] [stderr] --> src/log.rs:8:24 [INFO] [stderr] | [INFO] [stderr] 8 | use std::sync::{Mutex, MutexGuard}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Utc` [INFO] [stderr] --> src/log.rs:14:31 [INFO] [stderr] | [INFO] [stderr] 14 | use chrono::{DateTime, Local, Utc}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `error`, `warn` [INFO] [stderr] --> src/log.rs:15:11 [INFO] [stderr] | [INFO] [stderr] 15 | use log::{error, info, warn}; [INFO] [stderr] | ^^^^^ ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `SetLoggerError` [INFO] [stderr] --> src/log.rs:16:49 [INFO] [stderr] | [INFO] [stderr] 16 | use log::{Level, LevelFilter, Metadata, Record, SetLoggerError}; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `error` [INFO] [stderr] --> src/error.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{error, fmt}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/log.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | let mut file = open_file(log_file_path).await; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/log.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | let mut file = tokio::fs::OpenOptions::new().write(true).create(true).open(log_file_path).await?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/log.rs:119:9 [INFO] [stderr] | [INFO] [stderr] 119 | let mut file = open_file(log_file_path).await; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/log.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | let mut file = tokio::fs::OpenOptions::new().write(true).create(true).open(log_file_path).await?; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/time_util.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut time = SystemTime::now().duration_since(start).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/time_util.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let mut time = SystemTime::now().duration_since(start).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `e` [INFO] [stderr] --> src/error.rs:69:4 [INFO] [stderr] | [INFO] [stderr] 69 | fn e() -> Result { [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/log.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | self.sender.send(arg); [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/log.rs:102:17 [INFO] [stderr] | [INFO] [stderr] 102 | file.write(s.as_bytes()); [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/log.rs:103:17 [INFO] [stderr] | [INFO] [stderr] 103 | file.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/log.rs:134:17 [INFO] [stderr] | [INFO] [stderr] 134 | file.write_all(s.as_bytes()).await; [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/log.rs:135:17 [INFO] [stderr] | [INFO] [stderr] 135 | file.sync_data().await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/log.rs:171:9 [INFO] [stderr] | [INFO] [stderr] 171 | for i in 0..total { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/log.rs:187:9 [INFO] [stderr] | [INFO] [stderr] 187 | for i in 0..total { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: 22 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/time_util.rs:17:9 [INFO] [stderr] | [INFO] [stderr] 17 | let mut time = SystemTime::now().duration_since(start).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/time_util.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | let mut time = SystemTime::now().duration_since(start).unwrap(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/log.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | self.sender.send(arg); [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/log.rs:102:17 [INFO] [stderr] | [INFO] [stderr] 102 | file.write(s.as_bytes()); [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/log.rs:103:17 [INFO] [stderr] | [INFO] [stderr] 103 | file.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/log.rs:134:17 [INFO] [stderr] | [INFO] [stderr] 134 | file.write_all(s.as_bytes()).await; [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/log.rs:135:17 [INFO] [stderr] | [INFO] [stderr] 135 | file.sync_data().await; [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/log.rs:157:5 [INFO] [stderr] | [INFO] [stderr] 157 | init_log("requests.log"); [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/log.rs:167:5 [INFO] [stderr] | [INFO] [stderr] 167 | init_log("requests.log"); [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/log.rs:183:5 [INFO] [stderr] | [INFO] [stderr] 183 | init_async_log("requests.log").await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 23 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.01s [INFO] running `"docker" "inspect" "7f3742801d927a8494224e8f83db3516ba54526c855f4f3ff93f484eb4aca1a2"` [INFO] running `"docker" "rm" "-f" "7f3742801d927a8494224e8f83db3516ba54526c855f4f3ff93f484eb4aca1a2"` [INFO] [stdout] 7f3742801d927a8494224e8f83db3516ba54526c855f4f3ff93f484eb4aca1a2