[INFO] fetching crate hammad420 0.0.0...
[INFO] testing hammad420-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate hammad420 0.0.0 into /workspace/builds/worker-47/source
[INFO] validating manifest of crates.io crate hammad420 0.0.0 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 crates.io crate hammad420 0.0.0
[INFO] finished tweaking crates.io crate hammad420 0.0.0
[INFO] tweaked toml for crates.io crate hammad420 0.0.0 written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate crates.io crate hammad420 0.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 577138c55506fbf77d8a7165e19d198dd92993a8d0e245be66b36981536bb50d
[INFO] running `Command { std: "docker" "start" "-a" "577138c55506fbf77d8a7165e19d198dd92993a8d0e245be66b36981536bb50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "577138c55506fbf77d8a7165e19d198dd92993a8d0e245be66b36981536bb50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "577138c55506fbf77d8a7165e19d198dd92993a8d0e245be66b36981536bb50d", kill_on_drop: false }`
[INFO] [stdout] 577138c55506fbf77d8a7165e19d198dd92993a8d0e245be66b36981536bb50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] a59da0bd3a06dcbe976be6ae8419a2aa216c5dea152cdd3eff3939e75e5bf300
[INFO] running `Command { std: "docker" "start" "-a" "a59da0bd3a06dcbe976be6ae8419a2aa216c5dea152cdd3eff3939e75e5bf300", kill_on_drop: false }`
[INFO] [stderr]    Compiling hammad420 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn add ( input1 : u32 , input2 : u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sub`
[INFO] [stdout]  --> src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sub ( input1 :u32 , input2 :u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "a59da0bd3a06dcbe976be6ae8419a2aa216c5dea152cdd3eff3939e75e5bf300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59da0bd3a06dcbe976be6ae8419a2aa216c5dea152cdd3eff3939e75e5bf300", kill_on_drop: false }`
[INFO] [stdout] a59da0bd3a06dcbe976be6ae8419a2aa216c5dea152cdd3eff3939e75e5bf300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 5188108915d79f35c72377ca590e29105209e467f795717cf5fb04f339a7e5a4
[INFO] running `Command { std: "docker" "start" "-a" "5188108915d79f35c72377ca590e29105209e467f795717cf5fb04f339a7e5a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling hammad420 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn add ( input1 : u32 , input2 : u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sub`
[INFO] [stdout]  --> src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sub ( input1 :u32 , input2 :u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add`
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn add ( input1 : u32 , input2 : u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `sub`
[INFO] [stdout]  --> src/lib.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn sub ( input1 :u32 , input2 :u32) -> u32{
[INFO] [stdout]   |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/hammad420-6c67822417f9d31a)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hammad420-30d633196f949bb9)
[INFO] running `Command { std: "docker" "inspect" "5188108915d79f35c72377ca590e29105209e467f795717cf5fb04f339a7e5a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5188108915d79f35c72377ca590e29105209e467f795717cf5fb04f339a7e5a4", kill_on_drop: false }`
[INFO] [stdout] 5188108915d79f35c72377ca590e29105209e467f795717cf5fb04f339a7e5a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 68db7463c320b6eca4d369a0d1454230a30e2c37016cc92dc49286779d2f12a5
[INFO] running `Command { std: "docker" "start" "-a" "68db7463c320b6eca4d369a0d1454230a30e2c37016cc92dc49286779d2f12a5", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `add`
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn add ( input1 : u32 , input2 : u32) -> u32{
[INFO] [stderr]   |    ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `sub`
[INFO] [stderr]  --> src/lib.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn sub ( input1 :u32 , input2 :u32) -> u32{
[INFO] [stderr]   |    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `hammad420` (lib) generated 2 warnings
[INFO] [stderr] warning: `hammad420` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/hammad420-6c67822417f9d31a)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hammad420-30d633196f949bb9)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[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 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hammad420
[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 0.12s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68db7463c320b6eca4d369a0d1454230a30e2c37016cc92dc49286779d2f12a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68db7463c320b6eca4d369a0d1454230a30e2c37016cc92dc49286779d2f12a5", kill_on_drop: false }`
[INFO] [stdout] 68db7463c320b6eca4d369a0d1454230a30e2c37016cc92dc49286779d2f12a5