[INFO] fetching crate MMDB_Server 0.1.3... [INFO] checking MMDB_Server-0.1.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate MMDB_Server 0.1.3 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate MMDB_Server 0.1.3 [INFO] finished tweaking crates.io crate MMDB_Server 0.1.3 [INFO] tweaked toml for crates.io crate MMDB_Server 0.1.3 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate MMDB_Server 0.1.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate MMDB_Server 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9e4cd2f15f98da4ed5a6f8dfcbfa7adc250b1238b45705cb05c83112a336777b [INFO] running `Command { std: "docker" "start" "-a" "9e4cd2f15f98da4ed5a6f8dfcbfa7adc250b1238b45705cb05c83112a336777b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9e4cd2f15f98da4ed5a6f8dfcbfa7adc250b1238b45705cb05c83112a336777b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9e4cd2f15f98da4ed5a6f8dfcbfa7adc250b1238b45705cb05c83112a336777b", kill_on_drop: false }` [INFO] [stdout] 9e4cd2f15f98da4ed5a6f8dfcbfa7adc250b1238b45705cb05c83112a336777b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 94d2d060c3da74051aeee8afefa3e7bf3082d9d2828a4418df530b1171aac9c6 [INFO] running `Command { std: "docker" "start" "-a" "94d2d060c3da74051aeee8afefa3e7bf3082d9d2828a4418df530b1171aac9c6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Checking configster v0.1.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking MMDB_Server v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find function `try_exists` in module `fs` [INFO] [stdout] --> src/lib.rs:204:32 [INFO] [stdout] | [INFO] [stdout] 204 | if let Ok(_tmp0) = fs::try_exists(cfgdic.clone()) { [INFO] [stdout] | ^^^^^^^^^^ not found in `fs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `try_exists` in module `fs` [INFO] [stdout] --> src/lib.rs:228:19 [INFO] [stdout] | [INFO] [stdout] 228 | match fs::try_exists(dbdic.clone()) { [INFO] [stdout] | ^^^^^^^^^^ not found in `fs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process::ExitCode` [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{fs, process::ExitCode}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `JoinHandle` and `self` [INFO] [stdout] --> src/lib.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | thread::{self, JoinHandle}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `unsafe_cell` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct unsafe_cell { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `UnsafeCell` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `messageprotocol` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:81:14 [INFO] [stdout] | [INFO] [stdout] 81 | pub enum messageprotocol { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Messageprotocol` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `fs_try_exists` has been stable since 1.81.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(fs_try_exists)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 111 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 112 | &0 [INFO] [stdout] | ^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 150 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 151 | 0 [INFO] [stdout] | ^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 161 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 162 | &0 [INFO] [stdout] | ^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:213:13 [INFO] [stdout] | [INFO] [stdout] 212 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 213 | Vec::::new() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:225:17 [INFO] [stdout] | [INFO] [stdout] 224 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 225 | &String::new() [INFO] [stdout] | ^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:388:9 [INFO] [stdout] | [INFO] [stdout] 379 | / loop { [INFO] [stdout] 380 | | if let Ok((mut stream, _)) = listener.accept() { [INFO] [stdout] 381 | | send.send(messageprotocol::Connection(unsafe_cell { [INFO] [stdout] 382 | | in_cell: core::ptr::addr_of_mut!(stream), [INFO] [stdout] ... | [INFO] [stdout] 386 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 387 | [INFO] [stdout] 388 | / for _i in vec![0; 500] { [INFO] [stdout] 389 | | send.send(messageprotocol::Shutdown).unwrap(); [INFO] [stdout] 390 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/lib.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | io::{BufRead, BufReader, BufWriter, Write}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m_` [INFO] [stdout] --> src/lib.rs:106:25 [INFO] [stdout] | [INFO] [stdout] 106 | let m_ = m.clone(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_m_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `MMDB_Server` (lib test) due to 2 previous errors; 13 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0425]: cannot find function `try_exists` in module `fs` [INFO] [stdout] --> src/lib.rs:204:32 [INFO] [stdout] | [INFO] [stdout] 204 | if let Ok(_tmp0) = fs::try_exists(cfgdic.clone()) { [INFO] [stdout] | ^^^^^^^^^^ not found in `fs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find function `try_exists` in module `fs` [INFO] [stdout] --> src/lib.rs:228:19 [INFO] [stdout] | [INFO] [stdout] 228 | match fs::try_exists(dbdic.clone()) { [INFO] [stdout] | ^^^^^^^^^^ not found in `fs` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `process::ExitCode` [INFO] [stdout] --> src/lib.rs:8:19 [INFO] [stdout] | [INFO] [stdout] 8 | use std::{fs, process::ExitCode}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `JoinHandle` and `self` [INFO] [stdout] --> src/lib.rs:21:18 [INFO] [stdout] | [INFO] [stdout] 21 | thread::{self, JoinHandle}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `unsafe_cell` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:74:16 [INFO] [stdout] | [INFO] [stdout] 74 | pub struct unsafe_cell { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `UnsafeCell` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `messageprotocol` should have an upper camel case name [INFO] [stdout] --> src/lib.rs:81:14 [INFO] [stdout] | [INFO] [stdout] 81 | pub enum messageprotocol { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Messageprotocol` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `fs_try_exists` has been stable since 1.81.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(fs_try_exists)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:112:21 [INFO] [stdout] | [INFO] [stdout] 111 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 112 | &0 [INFO] [stdout] | ^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:151:17 [INFO] [stdout] | [INFO] [stdout] 150 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 151 | 0 [INFO] [stdout] | ^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 161 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 162 | &0 [INFO] [stdout] | ^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:213:13 [INFO] [stdout] | [INFO] [stdout] 212 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 213 | Vec::::new() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:225:17 [INFO] [stdout] | [INFO] [stdout] 224 | std::process::exit(-1); [INFO] [stdout] | ---------------------- any code following this expression is unreachable [INFO] [stdout] 225 | &String::new() [INFO] [stdout] | ^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/lib.rs:388:9 [INFO] [stdout] | [INFO] [stdout] 379 | / loop { [INFO] [stdout] 380 | | if let Ok((mut stream, _)) = listener.accept() { [INFO] [stdout] 381 | | send.send(messageprotocol::Connection(unsafe_cell { [INFO] [stdout] 382 | | in_cell: core::ptr::addr_of_mut!(stream), [INFO] [stdout] ... | [INFO] [stdout] 386 | | } [INFO] [stdout] | |_________- any code following this expression is unreachable [INFO] [stdout] 387 | [INFO] [stdout] 388 | / for _i in vec![0; 500] { [INFO] [stdout] 389 | | send.send(messageprotocol::Shutdown).unwrap(); [INFO] [stdout] 390 | | } [INFO] [stdout] | |_________^ unreachable statement [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/lib.rs:16:14 [INFO] [stdout] | [INFO] [stdout] 16 | io::{BufRead, BufReader, BufWriter, Write}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m_` [INFO] [stdout] --> src/lib.rs:106:25 [INFO] [stdout] | [INFO] [stdout] 106 | let m_ = m.clone(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_m_` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0425`. [INFO] [stdout] [INFO] [stderr] error: could not compile `MMDB_Server` (lib) due to 2 previous errors; 13 warnings emitted [INFO] running `Command { std: "docker" "inspect" "94d2d060c3da74051aeee8afefa3e7bf3082d9d2828a4418df530b1171aac9c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94d2d060c3da74051aeee8afefa3e7bf3082d9d2828a4418df530b1171aac9c6", kill_on_drop: false }` [INFO] [stdout] 94d2d060c3da74051aeee8afefa3e7bf3082d9d2828a4418df530b1171aac9c6