[INFO] fetching crate RustPrimeNumberLibrary 0.1.1...
[INFO] testing RustPrimeNumberLibrary-0.1.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate RustPrimeNumberLibrary 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate RustPrimeNumberLibrary 0.1.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate RustPrimeNumberLibrary 0.1.1
[INFO] finished tweaking crates.io crate RustPrimeNumberLibrary 0.1.1
[INFO] tweaked toml for crates.io crate RustPrimeNumberLibrary 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate RustPrimeNumberLibrary 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a56c9a079318dde6c12dcbb553d4d4151e81e61864b96affb65ade7c7292118
[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" "0a56c9a079318dde6c12dcbb553d4d4151e81e61864b96affb65ade7c7292118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a56c9a079318dde6c12dcbb553d4d4151e81e61864b96affb65ade7c7292118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a56c9a079318dde6c12dcbb553d4d4151e81e61864b96affb65ade7c7292118", kill_on_drop: false }`
[INFO] [stdout] 0a56c9a079318dde6c12dcbb553d4d4151e81e61864b96affb65ade7c7292118
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af975df8a76ed765838668b7ee556c31c55c7a42445d432a1ebe36e410ebd20d
[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" "af975df8a76ed765838668b7ee556c31c55c7a42445d432a1ebe36e410ebd20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling RustPrimeNumberLibrary v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if(j< num){ // check j is less user input value
[INFO] [stdout]    |       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stdout]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Prime_Number_Checker` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod Prime_Number_Checker{
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `prime_number_checker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `IS_prime_OR_notPrime` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn IS_prime_OR_notPrime(num : u32){
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_prime_or_not_prime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "af975df8a76ed765838668b7ee556c31c55c7a42445d432a1ebe36e410ebd20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af975df8a76ed765838668b7ee556c31c55c7a42445d432a1ebe36e410ebd20d", kill_on_drop: false }`
[INFO] [stdout] af975df8a76ed765838668b7ee556c31c55c7a42445d432a1ebe36e410ebd20d
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8901262f2b65de4cb98539ad5a0c950e646eaae30e0d31d50c52ad71a8ee23fd
[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" "8901262f2b65de4cb98539ad5a0c950e646eaae30e0d31d50c52ad71a8ee23fd", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if(j< num){ // check j is less user input value
[INFO] [stdout]    |       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling RustPrimeNumberLibrary v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stdout]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Prime_Number_Checker` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod Prime_Number_Checker{
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `prime_number_checker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `IS_prime_OR_notPrime` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn IS_prime_OR_notPrime(num : u32){
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_prime_or_not_prime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 |     if(j< num){ // check j is less user input value
[INFO] [stdout]    |       ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/lib.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stdout]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Prime_Number_Checker` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub mod Prime_Number_Checker{
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `prime_number_checker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `IS_prime_OR_notPrime` should have a snake case name
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn IS_prime_OR_notPrime(num : u32){
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_prime_or_not_prime`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8901262f2b65de4cb98539ad5a0c950e646eaae30e0d31d50c52ad71a8ee23fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8901262f2b65de4cb98539ad5a0c950e646eaae30e0d31d50c52ad71a8ee23fd", kill_on_drop: false }`
[INFO] [stdout] 8901262f2b65de4cb98539ad5a0c950e646eaae30e0d31d50c52ad71a8ee23fd
[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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b1a6202b7f043c8c6ac70ca70e1cce4f71f0c73fb734c040e7a40b7437cbfc5
[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" "2b1a6202b7f043c8c6ac70ca70e1cce4f71f0c73fb734c040e7a40b7437cbfc5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if(j< num){ // check j is less user input value
[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 `if` condition
[INFO] [stderr]   --> src/lib.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stderr]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stderr] 
[INFO] [stderr] warning: module `Prime_Number_Checker` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub mod Prime_Number_Checker{
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `prime_number_checker`
[INFO] [stderr] 
[INFO] [stderr] warning: function `IS_prime_OR_notPrime` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn IS_prime_OR_notPrime(num : u32){
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_prime_or_not_prime`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/lib.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if(j< num){ // check j is less user input value
[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 `if` condition
[INFO] [stderr]   --> src/lib.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stderr]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stderr] 
[INFO] [stderr] warning: module `Prime_Number_Checker` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub mod Prime_Number_Checker{
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `prime_number_checker`
[INFO] [stderr] 
[INFO] [stderr] warning: function `IS_prime_OR_notPrime` should have a snake case name
[INFO] [stderr]  --> src/lib.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn IS_prime_OR_notPrime(num : u32){
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `is_prime_or_not_prime`
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: crate `RustPrimeNumberLibrary` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_prime_number_library`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/RustPrimeNumberLibrary-9f358c56a91e65cc)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/RustPrimeNumberLibrary-afc7b12366d7c627)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests RustPrimeNumberLibrary
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 |     if(j< num){ // check j is less user input value
[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 `if` condition
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:15:10
[INFO] [stderr]    |
[INFO] [stderr] 15 |        if(result==0){      //checks reminder is equal to zero
[INFO] [stderr]    |          ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2b1a6202b7f043c8c6ac70ca70e1cce4f71f0c73fb734c040e7a40b7437cbfc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1a6202b7f043c8c6ac70ca70e1cce4f71f0c73fb734c040e7a40b7437cbfc5", kill_on_drop: false }`
[INFO] [stdout] 2b1a6202b7f043c8c6ac70ca70e1cce4f71f0c73fb734c040e7a40b7437cbfc5