[INFO] crate mech 0.0.4 is already in cache [INFO] checking mech-0.0.4 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] extracting crate mech 0.0.4 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate mech 0.0.4 on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate mech 0.0.4 [INFO] finished tweaking crates.io crate mech 0.0.4 [INFO] tweaked toml for crates.io crate mech 0.0.4 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate mech 0.0.4 already has a lockfile, it will not be regenerated [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-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" "/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] d141d38a85169abefa5ea958234fe6f2d85c72ecaecc9a44a0fc111fe4aeaefe [INFO] running `"docker" "start" "-a" "d141d38a85169abefa5ea958234fe6f2d85c72ecaecc9a44a0fc111fe4aeaefe"` [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.5 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking sequence_trie v0.3.6 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim 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v0.8.2 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking backtrace v0.3.41 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking const-random v0.1.8 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking ahash v0.3.2 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking ws v0.9.1 [INFO] [stderr] Compiling mime_guess v1.8.8 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Checking iron v0.6.1 [INFO] [stderr] Checking mount v0.4.0 [INFO] [stderr] Checking staticfile v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.105 [INFO] [stderr] Checking failure v0.1.7 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking serde v1.0.105 [INFO] [stderr] Checking serde_json v1.0.50 [INFO] [stderr] Checking mech-core v0.0.4 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking bincode v0.8.0 [INFO] [stderr] Checking bincode v1.2.1 [INFO] [stderr] Checking mech-syntax v0.0.4 [INFO] [stderr] Checking mech-utilities v0.0.4 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.24 [INFO] [stderr] Checking mech-program v0.0.4 [INFO] [stderr] Checking mech-server v0.0.4 [INFO] [stderr] Checking mech v0.0.4 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `PathBuf` [INFO] [stderr] --> src/bin/mech.rs:11:23 [INFO] [stderr] | [INFO] [stderr] 11 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Sender`, `self` [INFO] [stderr] --> src/bin/mech.rs:12:23 [INFO] [stderr] | [INFO] [stderr] 12 | use std::sync::mpsc::{self, Sender}; [INFO] [stderr] | ^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ArgMatches` [INFO] [stderr] --> src/bin/mech.rs:18:22 [INFO] [stderr] | [INFO] [stderr] 18 | use clap::{Arg, App, ArgMatches, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ProgramRunner`, `RunLoop` [INFO] [stderr] --> src/bin/mech.rs:24:62 [INFO] [stderr] | [INFO] [stderr] 24 | use mech::{Core, Compiler, Table, Value, ParserNode, Hasher, ProgramRunner, RunLoop, RunLoopMessage, ClientMessage, Parser}; [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/bin/mech.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind`, `ParseError`, `alpha1`, `alphanumeric1`, `combinator::opt`, `context`, `convert_error`, `digit1`, `many0`, `many1`, `sequence::tuple`, `space0`, `space1` [INFO] [stderr] --> src/bin/mech.rs:33:3 [INFO] [stderr] | [INFO] [stderr] 33 | sequence::tuple, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 34 | combinator::opt, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 35 | error::{context, convert_error, ErrorKind, ParseError, VerboseError}, [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] 36 | multi::{many1, many0}, [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] 37 | bytes::complete::{tag}, [INFO] [stderr] 38 | character::complete::{alphanumeric1, alpha1, digit1, space0, space1}, [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/bin/mech.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/mech.rs:65:29 [INFO] [stderr] | [INFO] [stderr] 65 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:321:9 [INFO] [stderr] | [INFO] [stderr] 321 | (Ok(ClientMessage::Table(table))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:327:9 [INFO] [stderr] | [INFO] [stderr] 327 | (Ok(ClientMessage::Pause)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:330:9 [INFO] [stderr] | [INFO] [stderr] 330 | (Ok(ClientMessage::Resume)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:333:9 [INFO] [stderr] | [INFO] [stderr] 333 | (Ok(ClientMessage::Clear)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:336:9 [INFO] [stderr] | [INFO] [stderr] 336 | (Ok(ClientMessage::NewBlocks(count))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:339:9 [INFO] [stderr] | [INFO] [stderr] 339 | (Ok(ClientMessage::String(message))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:342:9 [INFO] [stderr] | [INFO] [stderr] 342 | (Ok(ClientMessage::Done)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:345:9 [INFO] [stderr] | [INFO] [stderr] 345 | (Ok(ClientMessage::Transaction(txn))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused import: `PathBuf` [INFO] [stderr] --> src/bin/mech.rs:11:23 [INFO] [stderr] | [INFO] [stderr] 11 | use std::path::{Path, PathBuf}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Sender`, `self` [INFO] [stderr] --> src/bin/mech.rs:12:23 [INFO] [stderr] | [INFO] [stderr] 12 | use std::sync::mpsc::{self, Sender}; [INFO] [stderr] | ^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ArgMatches` [INFO] [stderr] --> src/bin/mech.rs:18:22 [INFO] [stderr] | [INFO] [stderr] 18 | use clap::{Arg, App, ArgMatches, SubCommand}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ProgramRunner`, `RunLoop` [INFO] [stderr] --> src/bin/mech.rs:24:62 [INFO] [stderr] | [INFO] [stderr] 24 | use mech::{Core, Compiler, Table, Value, ParserNode, Hasher, ProgramRunner, RunLoop, RunLoopMessage, ClientMessage, Parser}; [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> src/bin/mech.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `ErrorKind`, `ParseError`, `alpha1`, `alphanumeric1`, `combinator::opt`, `context`, `convert_error`, `digit1`, `many0`, `many1`, `sequence::tuple`, `space0`, `space1` [INFO] [stderr] --> src/bin/mech.rs:33:3 [INFO] [stderr] | [INFO] [stderr] 33 | sequence::tuple, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 34 | combinator::opt, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] 35 | error::{context, convert_error, ErrorKind, ParseError, VerboseError}, [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] 36 | multi::{many1, many0}, [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] 37 | bytes::complete::{tag}, [INFO] [stderr] 38 | character::complete::{alphanumeric1, alpha1, digit1, space0, space1}, [INFO] [stderr] | ^^^^^^^^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/bin/mech.rs:44:5 [INFO] [stderr] | [INFO] [stderr] 44 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/bin/mech.rs:65:29 [INFO] [stderr] | [INFO] [stderr] 65 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:321:9 [INFO] [stderr] | [INFO] [stderr] 321 | (Ok(ClientMessage::Table(table))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:327:9 [INFO] [stderr] | [INFO] [stderr] 327 | (Ok(ClientMessage::Pause)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:330:9 [INFO] [stderr] | [INFO] [stderr] 330 | (Ok(ClientMessage::Resume)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:333:9 [INFO] [stderr] | [INFO] [stderr] 333 | (Ok(ClientMessage::Clear)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:336:9 [INFO] [stderr] | [INFO] [stderr] 336 | (Ok(ClientMessage::NewBlocks(count))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:339:9 [INFO] [stderr] | [INFO] [stderr] 339 | (Ok(ClientMessage::String(message))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:342:9 [INFO] [stderr] | [INFO] [stderr] 342 | (Ok(ClientMessage::Done)) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around pattern [INFO] [stderr] --> src/bin/mech.rs:345:9 [INFO] [stderr] | [INFO] [stderr] 345 | (Ok(ClientMessage::Transaction(txn))) => { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unused variable: `matches` [INFO] [stderr] --> src/bin/mech.rs:124:15 [INFO] [stderr] | [INFO] [stderr] 124 | if let Some(matches) = matches.subcommand_matches("test") { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `matches` [INFO] [stderr] --> src/bin/mech.rs:124:15 [INFO] [stderr] | [INFO] [stderr] 124 | if let Some(matches) = matches.subcommand_matches("test") { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/mech.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | f.read_to_string(&mut buffer); [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/bin/mech.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | f.read_to_string(&mut buffer); [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/bin/mech.rs:286:15 [INFO] [stderr] | [INFO] [stderr] 286 | mech_client.running.send(RunLoopMessage::Table(id)); [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/bin/mech.rs:289:15 [INFO] [stderr] | [INFO] [stderr] 289 | mech_client.running.send(RunLoopMessage::Clear); [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/bin/mech.rs:292:15 [INFO] [stderr] | [INFO] [stderr] 292 | mech_client.running.send(RunLoopMessage::PrintCore); [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/bin/mech.rs:295:15 [INFO] [stderr] | [INFO] [stderr] 295 | mech_client.running.send(RunLoopMessage::PrintRuntime); [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/bin/mech.rs:297:36 [INFO] [stderr] | [INFO] [stderr] 297 | ReplCommand::Pause => {mech_client.running.send(RunLoopMessage::Pause);}, [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/bin/mech.rs:298:37 [INFO] [stderr] | [INFO] [stderr] 298 | ReplCommand::Resume => {mech_client.running.send(RunLoopMessage::Resume);}, [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/bin/mech.rs:306:15 [INFO] [stderr] | [INFO] [stderr] 306 | mech_client.running.send(RunLoopMessage::Code(code)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/mech.rs:141:17 [INFO] [stderr] | [INFO] [stderr] 141 | f.read_to_string(&mut buffer); [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/bin/mech.rs:200:17 [INFO] [stderr] | [INFO] [stderr] 200 | f.read_to_string(&mut buffer); [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/bin/mech.rs:286:15 [INFO] [stderr] | [INFO] [stderr] 286 | mech_client.running.send(RunLoopMessage::Table(id)); [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/bin/mech.rs:289:15 [INFO] [stderr] | [INFO] [stderr] 289 | mech_client.running.send(RunLoopMessage::Clear); [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/bin/mech.rs:292:15 [INFO] [stderr] | [INFO] [stderr] 292 | mech_client.running.send(RunLoopMessage::PrintCore); [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/bin/mech.rs:295:15 [INFO] [stderr] | [INFO] [stderr] 295 | mech_client.running.send(RunLoopMessage::PrintRuntime); [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/bin/mech.rs:297:36 [INFO] [stderr] | [INFO] [stderr] 297 | ReplCommand::Pause => {mech_client.running.send(RunLoopMessage::Pause);}, [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/bin/mech.rs:298:37 [INFO] [stderr] | [INFO] [stderr] 298 | ReplCommand::Resume => {mech_client.running.send(RunLoopMessage::Resume);}, [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/bin/mech.rs:306:15 [INFO] [stderr] | [INFO] [stderr] 306 | mech_client.running.send(RunLoopMessage::Code(code)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 26 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 49s [INFO] running `"docker" "inspect" "d141d38a85169abefa5ea958234fe6f2d85c72ecaecc9a44a0fc111fe4aeaefe"` [INFO] running `"docker" "rm" "-f" "d141d38a85169abefa5ea958234fe6f2d85c72ecaecc9a44a0fc111fe4aeaefe"` [INFO] [stdout] d141d38a85169abefa5ea958234fe6f2d85c72ecaecc9a44a0fc111fe4aeaefe