[INFO] cloning repository https://github.com/muhamadazmy/rbus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/muhamadazmy/rbus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhamadazmy%2Frbus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhamadazmy%2Frbus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce3eb667012400ee780c497eed36043111b59e0b
[INFO] testing muhamadazmy/rbus against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmuhamadazmy%2Frbus" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/muhamadazmy/rbus on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/muhamadazmy/rbus
[INFO] finished tweaking git repo https://github.com/muhamadazmy/rbus
[INFO] tweaked toml for git repo https://github.com/muhamadazmy/rbus written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/muhamadazmy/rbus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab132090054b2783e202f567977ecc0dd7864e429300c6feaa5d17653207330e
[INFO] running `Command { std: "docker" "start" "-a" "ab132090054b2783e202f567977ecc0dd7864e429300c6feaa5d17653207330e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab132090054b2783e202f567977ecc0dd7864e429300c6feaa5d17653207330e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab132090054b2783e202f567977ecc0dd7864e429300c6feaa5d17653207330e", kill_on_drop: false }`
[INFO] [stdout] ab132090054b2783e202f567977ecc0dd7864e429300c6feaa5d17653207330e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78153561a10c281f83961113a89205921f02b520b332a72bf48d035fa2f6e54c
[INFO] running `Command { std: "docker" "start" "-a" "78153561a10c281f83961113a89205921f02b520b332a72bf48d035fa2f6e54c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling arc-swap v1.4.0
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.5.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.3.5
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling simple_logger v1.15.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling combine v4.6.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling rmp-serde v0.15.5
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling redis v0.21.3
[INFO] [stderr]    Compiling rbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `CalculatorStub`
[INFO] [stdout]   --> src/examples.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct CalculatorStub {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/examples.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(client: client::Client) -> CalculatorStub {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/examples.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn add(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `divide`
[INFO] [stdout]   --> src/examples.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     async fn divide(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/examples.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     server.run().await;
[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 `pingState` should have a snake case name
[INFO] [stdout]    --> src/examples.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 | async fn pingState(this: i64, input: request::Arguments) -> Result<request::Arguments> {
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `ping_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.35s
[INFO] running `Command { std: "docker" "inspect" "78153561a10c281f83961113a89205921f02b520b332a72bf48d035fa2f6e54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78153561a10c281f83961113a89205921f02b520b332a72bf48d035fa2f6e54c", kill_on_drop: false }`
[INFO] [stdout] 78153561a10c281f83961113a89205921f02b520b332a72bf48d035fa2f6e54c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5367fb3f9911a19a6a9d3a518e6446b3d8dc913a15ea93d04ea0134ce7bda5d9
[INFO] running `Command { std: "docker" "start" "-a" "5367fb3f9911a19a6a9d3a518e6446b3d8dc913a15ea93d04ea0134ce7bda5d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rbus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `CalculatorStub`
[INFO] [stdout]   --> src/examples.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct CalculatorStub {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/examples.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn new(client: client::Client) -> CalculatorStub {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/examples.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |     async fn add(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `divide`
[INFO] [stdout]   --> src/examples.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     async fn divide(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/examples.rs:80:5
[INFO] [stdout]    |
[INFO] [stdout] 80 |     server.run().await;
[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 `pingState` should have a snake case name
[INFO] [stdout]    --> src/examples.rs:104:10
[INFO] [stdout]     |
[INFO] [stdout] 104 | async fn pingState(this: i64, input: request::Arguments) -> Result<request::Arguments> {
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `ping_state`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbus-b536784d3dc5f55d)
[INFO] [stderr]   Executable unittests src/examples.rs (/opt/rustwide/target/debug/deps/rbus-1ae6110abb2bc9f3)
[INFO] running `Command { std: "docker" "inspect" "5367fb3f9911a19a6a9d3a518e6446b3d8dc913a15ea93d04ea0134ce7bda5d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5367fb3f9911a19a6a9d3a518e6446b3d8dc913a15ea93d04ea0134ce7bda5d9", kill_on_drop: false }`
[INFO] [stdout] 5367fb3f9911a19a6a9d3a518e6446b3d8dc913a15ea93d04ea0134ce7bda5d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1dfa2967050a6b0eac56b7fe7cddb143b2280625eaf7fe41fcc8785632422c3
[INFO] running `Command { std: "docker" "start" "-a" "b1dfa2967050a6b0eac56b7fe7cddb143b2280625eaf7fe41fcc8785632422c3", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `CalculatorStub`
[INFO] [stderr]   --> src/examples.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | struct CalculatorStub {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/examples.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn new(client: client::Client) -> CalculatorStub {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]   --> src/examples.rs:24:14
[INFO] [stderr]    |
[INFO] [stderr] 24 |     async fn add(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `divide`
[INFO] [stderr]   --> src/examples.rs:37:14
[INFO] [stderr]    |
[INFO] [stderr] 37 |     async fn divide(&self, a: f64, b: f64) -> Result<f64> {
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/examples.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     server.run().await;
[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: function `pingState` should have a snake case name
[INFO] [stderr]    --> src/examples.rs:104:10
[INFO] [stderr]     |
[INFO] [stderr] 104 | async fn pingState(this: i64, input: request::Arguments) -> Result<request::Arguments> {
[INFO] [stderr]     |          ^^^^^^^^^ help: convert the identifier to snake case: `ping_state`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rbus` (bin "rbus" test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rbus-b536784d3dc5f55d)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test request::test::inputs ... ok
[INFO] [stdout] test request::test::returns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/examples.rs (/opt/rustwide/target/debug/deps/rbus-1ae6110abb2bc9f3)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test request::test::inputs ... ok
[INFO] [stdout] test request::test::returns ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rbus
[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" "b1dfa2967050a6b0eac56b7fe7cddb143b2280625eaf7fe41fcc8785632422c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1dfa2967050a6b0eac56b7fe7cddb143b2280625eaf7fe41fcc8785632422c3", kill_on_drop: false }`
[INFO] [stdout] b1dfa2967050a6b0eac56b7fe7cddb143b2280625eaf7fe41fcc8785632422c3