[INFO] fetching crate eosio-chaintester 0.2.3...
[INFO] checking eosio-chaintester-0.2.3 against master#158f00a1c5175648af6f6099b075f78d1d014a28 for pr-121251
[INFO] extracting crate eosio-chaintester 0.2.3 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate eosio-chaintester 0.2.3 on toolchain 158f00a1c5175648af6f6099b075f78d1d014a28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eosio-chaintester 0.2.3
[INFO] finished tweaking crates.io crate eosio-chaintester 0.2.3
[INFO] tweaked toml for crates.io crate eosio-chaintester 0.2.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v1.1.1
[INFO] [stderr]   Downloaded thrift v0.16.0
[INFO] [stderr]   Downloaded better-panic v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84e2677bd1e112480439384283c3e7985065b81c11b24e5d880f4ebc2ac625dd
[INFO] running `Command { std: "docker" "start" "-a" "84e2677bd1e112480439384283c3e7985065b81c11b24e5d880f4ebc2ac625dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e2677bd1e112480439384283c3e7985065b81c11b24e5d880f4ebc2ac625dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e2677bd1e112480439384283c3e7985065b81c11b24e5d880f4ebc2ac625dd", kill_on_drop: false }`
[INFO] [stdout] 84e2677bd1e112480439384283c3e7985065b81c11b24e5d880f4ebc2ac625dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+158f00a1c5175648af6f6099b075f78d1d014a28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de1012dd3cea58f5fd2a7f75083843eb5b2c06059089858e0a2949b980221cad
[INFO] running `Command { std: "docker" "start" "-a" "de1012dd3cea58f5fd2a7f75083843eb5b2c06059089858e0a2949b980221cad", kill_on_drop: false }`
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking integer-encoding v3.0.4
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking better-panic v0.3.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking thrift v0.16.0
[INFO] [stderr]     Checking eosio-chaintester v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _ = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _unused = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         drop(get_vm_api_client()); //init vm api client
[INFO] [stdout]     |         ~~~~~                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _unused= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         drop(crate::server::get_apply_request_server()); //init apply request server
[INFO] [stdout]     |         ~~~~~                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _ = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _unused = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         drop(get_vm_api_client()); //init vm api client
[INFO] [stdout]     |         ~~~~~                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _unused= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         drop(crate::server::get_apply_request_server()); //init apply request server
[INFO] [stdout]     |         ~~~~~                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eosio-chaintester` (lib test) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eosio-chaintester` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "de1012dd3cea58f5fd2a7f75083843eb5b2c06059089858e0a2949b980221cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1012dd3cea58f5fd2a7f75083843eb5b2c06059089858e0a2949b980221cad", kill_on_drop: false }`
[INFO] [stdout] de1012dd3cea58f5fd2a7f75083843eb5b2c06059089858e0a2949b980221cad
[INFO] checking eosio-chaintester-0.2.3 against try#b4fc5dbf0bc33be331f9d893db5b3a794f29724a+rustflags=-Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds for pr-121251
[INFO] extracting crate eosio-chaintester 0.2.3 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate eosio-chaintester 0.2.3 on toolchain b4fc5dbf0bc33be331f9d893db5b3a794f29724a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eosio-chaintester 0.2.3
[INFO] finished tweaking crates.io crate eosio-chaintester 0.2.3
[INFO] tweaked toml for crates.io crate eosio-chaintester 0.2.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32c71a77e2e1c22c735d6712f842c1285921aae67c6c6a5310c9f48f7928ba18
[INFO] running `Command { std: "docker" "start" "-a" "32c71a77e2e1c22c735d6712f842c1285921aae67c6c6a5310c9f48f7928ba18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32c71a77e2e1c22c735d6712f842c1285921aae67c6c6a5310c9f48f7928ba18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c71a77e2e1c22c735d6712f842c1285921aae67c6c6a5310c9f48f7928ba18", kill_on_drop: false }`
[INFO] [stdout] 32c71a77e2e1c22c735d6712f842c1285921aae67c6c6a5310c9f48f7928ba18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dexplicit_range -Dtrait_impl_range -Wrange_syntax -Wrange_bounds" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b4fc5dbf0bc33be331f9d893db5b3a794f29724a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c9d6301856b41b6bb804eb81e0a9d650d05e12f5bbca822325e16a967f8672
[INFO] running `Command { std: "docker" "start" "-a" "b0c9d6301856b41b6bb804eb81e0a9d650d05e12f5bbca822325e16a967f8672", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking integer-encoding v3.0.4
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking better-panic v0.3.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking thrift v0.16.0
[INFO] [stderr]     Checking eosio-chaintester v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:3502:20
[INFO] [stdout]      |
[INFO] [stdout] 3502 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:3881:20
[INFO] [stdout]      |
[INFO] [stdout] 3881 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:4387:20
[INFO] [stdout]      |
[INFO] [stdout] 4387 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:3502:20
[INFO] [stdout]      |
[INFO] [stdout] 3502 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: requested on the command line with `-W range-syntax`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:3881:20
[INFO] [stdout]      |
[INFO] [stdout] 3881 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]     --> src/interfaces.rs:4387:20
[INFO] [stdout]      |
[INFO] [stdout] 4387 |           for _ in 0..list_ident.size {
[INFO] [stdout]      |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/client.rs:564:14
[INFO] [stdout]     |
[INFO] [stdout] 564 |     for i in 0..=10 {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/client.rs:603:11
[INFO] [stdout]     |
[INFO] [stdout] 603 |     for i in 0..13 {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/client.rs:626:39
[INFO] [stdout]     |
[INFO] [stdout] 626 |     let r = match String::from_utf8(s[0..i+1].to_vec()) {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `RangeInclusive` range syntax
[INFO] [stdout]    --> src/client.rs:564:14
[INFO] [stdout]     |
[INFO] [stdout] 564 |     for i in 0..=10 {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/client.rs:603:11
[INFO] [stdout]     |
[INFO] [stdout] 603 |     for i in 0..13 {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `Range` range syntax
[INFO] [stdout]    --> src/client.rs:626:39
[INFO] [stdout]     |
[INFO] [stdout] 626 |     let r = match String::from_utf8(s[0..i+1].to_vec()) {
[INFO] [stdout]     |                                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _ = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _unused = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         drop(get_vm_api_client()); //init vm api client
[INFO] [stdout]     |         ~~~~~                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _unused= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         drop(crate::server::get_apply_request_server()); //init apply request server
[INFO] [stdout]     |         ~~~~~                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:252:13
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _ = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(let_underscore_lock)]` on by default
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         let _unused = get_vm_api_client(); //init vm api client
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 252 |         drop(get_vm_api_client()); //init vm api client
[INFO] [stdout]     |         ~~~~~                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: non-binding let on a synchronization lock
[INFO] [stdout]    --> src/client.rs:255:13
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ^ this lock is not assigned to a binding and is immediately dropped
[INFO] [stdout]     |
[INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         let _unused= crate::server::get_apply_request_server(); //init apply request server
[INFO] [stdout]     |             ~~~~~~~
[INFO] [stdout] help: consider immediately dropping the value
[INFO] [stdout]     |
[INFO] [stdout] 255 |         drop(crate::server::get_apply_request_server()); //init apply request server
[INFO] [stdout]     |         ~~~~~                                         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eosio-chaintester` (lib test) due to 3 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `eosio-chaintester` (lib) due to 3 previous errors; 6 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b0c9d6301856b41b6bb804eb81e0a9d650d05e12f5bbca822325e16a967f8672", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c9d6301856b41b6bb804eb81e0a9d650d05e12f5bbca822325e16a967f8672", kill_on_drop: false }`
[INFO] [stdout] b0c9d6301856b41b6bb804eb81e0a9d650d05e12f5bbca822325e16a967f8672
