[INFO] cloning repository https://github.com/N1ghtStorm/RabbitMQLoader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/N1ghtStorm/RabbitMQLoader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN1ghtStorm%2FRabbitMQLoader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN1ghtStorm%2FRabbitMQLoader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efd5449b670fb68ccba5ea0d6b059f3ba8382e19
[INFO] checking N1ghtStorm/RabbitMQLoader against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FN1ghtStorm%2FRabbitMQLoader" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/N1ghtStorm/RabbitMQLoader on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/N1ghtStorm/RabbitMQLoader
[INFO] finished tweaking git repo https://github.com/N1ghtStorm/RabbitMQLoader
[INFO] tweaked toml for git repo https://github.com/N1ghtStorm/RabbitMQLoader written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/N1ghtStorm/RabbitMQLoader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6d25c27b1a65bee036bbde77cd5e181cb14885e84d3c877fb940a4b3b7a3279
[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" "f6d25c27b1a65bee036bbde77cd5e181cb14885e84d3c877fb940a4b3b7a3279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6d25c27b1a65bee036bbde77cd5e181cb14885e84d3c877fb940a4b3b7a3279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6d25c27b1a65bee036bbde77cd5e181cb14885e84d3c877fb940a4b3b7a3279", kill_on_drop: false }`
[INFO] [stdout] f6d25c27b1a65bee036bbde77cd5e181cb14885e84d3c877fb940a4b3b7a3279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea3c8a853e35949539d3a6b664f4ecbe5d3175fb4d18f321e781956f8a2b2ed7
[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" "ea3c8a853e35949539d3a6b664f4ecbe5d3175fb4d18f321e781956f8a2b2ed7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
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[INFO] [stderr]     Checking crossbeam-utils v0.6.6
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[INFO] [stderr]    Compiling snafu-derive v0.4.4
[INFO] [stderr]     Checking snafu v0.4.4
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking amq-protocol-types v1.2.0
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling amiquip v0.3.3
[INFO] [stderr]     Checking amq-protocol-codegen v1.4.0
[INFO] [stderr]    Compiling amq-protocol v1.4.0
[INFO] [stderr]     Checking RabbitMQLOader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     loop {
[INFO] [stdout] 66 | |       exchange.publish(Publish::new(&message[0..message.len() - 1], queue_name))?;
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 68 |       
[INFO] [stdout] 69 |       connection.close()
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut connection_string = &format!("amqp://{}:{}@{}:5672", user, pass, host) as &str;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut vector: Vec<u8> = vec![0; message_size];
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RabbitMQLOader` 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: `rabbit_mqloader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `goRabbit` should have a snake case name
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn goRabbit(host: &str, user: &str, pass: &str, queue_name: &str, message_len: usize, publisher_confirms: bool) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `go_rabbit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:69:5
[INFO] [stdout]    |
[INFO] [stdout] 65 | /     loop {
[INFO] [stdout] 66 | |       exchange.publish(Publish::new(&message[0..message.len() - 1], queue_name))?;
[INFO] [stdout] 67 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 68 |       
[INFO] [stdout] 69 |       connection.close()
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let mut connection_string = &format!("amqp://{}:{}@{}:5672", user, pass, host) as &str;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:73:9
[INFO] [stdout]    |
[INFO] [stdout] 73 |     let mut vector: Vec<u8> = vec![0; message_size];
[INFO] [stdout]    |         ----^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `RabbitMQLOader` 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: `rabbit_mqloader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `goRabbit` should have a snake case name
[INFO] [stdout]   --> src/main.rs:47:4
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn goRabbit(host: &str, user: &str, pass: &str, queue_name: &str, message_len: usize, publisher_confirms: bool) -> Result<()> {
[INFO] [stdout]    |    ^^^^^^^^ help: convert the identifier to snake case: `go_rabbit`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         channel.enable_publisher_confirms();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMessage` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn getMessage(message_size: usize) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `get_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |         channel.enable_publisher_confirms();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getMessage` should have a snake case name
[INFO] [stdout]   --> src/main.rs:72:4
[INFO] [stdout]    |
[INFO] [stdout] 72 | fn getMessage(message_size: usize) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^ help: convert the identifier to snake case: `get_message`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 11s
[INFO] running `Command { std: "docker" "inspect" "ea3c8a853e35949539d3a6b664f4ecbe5d3175fb4d18f321e781956f8a2b2ed7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea3c8a853e35949539d3a6b664f4ecbe5d3175fb4d18f321e781956f8a2b2ed7", kill_on_drop: false }`
[INFO] [stdout] ea3c8a853e35949539d3a6b664f4ecbe5d3175fb4d18f321e781956f8a2b2ed7