[INFO] cloning repository https://github.com/mohammadreza-ashouri/Rust_Unit_Testing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohammadreza-ashouri/Rust_Unit_Testing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohammadreza-ashouri%2FRust_Unit_Testing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohammadreza-ashouri%2FRust_Unit_Testing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e751791cd90e081414b757a83627e53db2aacf2c
[INFO] testing mohammadreza-ashouri/Rust_Unit_Testing 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%2Fmohammadreza-ashouri%2FRust_Unit_Testing" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mohammadreza-ashouri/Rust_Unit_Testing 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/mohammadreza-ashouri/Rust_Unit_Testing
[INFO] finished tweaking git repo https://github.com/mohammadreza-ashouri/Rust_Unit_Testing
[INFO] tweaked toml for git repo https://github.com/mohammadreza-ashouri/Rust_Unit_Testing written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/mohammadreza-ashouri/Rust_Unit_Testing 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 58f97c806ca5cb7bca5ef94ab33bd29ba68bfbaf603beb6dc4c7029b0512244e
[INFO] running `Command { std: "docker" "start" "-a" "58f97c806ca5cb7bca5ef94ab33bd29ba68bfbaf603beb6dc4c7029b0512244e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f97c806ca5cb7bca5ef94ab33bd29ba68bfbaf603beb6dc4c7029b0512244e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f97c806ca5cb7bca5ef94ab33bd29ba68bfbaf603beb6dc4c7029b0512244e", kill_on_drop: false }`
[INFO] [stdout] 58f97c806ca5cb7bca5ef94ab33bd29ba68bfbaf603beb6dc4c7029b0512244e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ae8a0b7a9226e6ebe47f028948fe525af9ca4c9b2865c71f2a8b687f79988f09
[INFO] running `Command { std: "docker" "start" "-a" "ae8a0b7a9226e6ebe47f028948fe525af9ca4c9b2865c71f2a8b687f79988f09", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sqrt`
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sqrt(number: f64) -> Result<f64, String> {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "ae8a0b7a9226e6ebe47f028948fe525af9ca4c9b2865c71f2a8b687f79988f09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8a0b7a9226e6ebe47f028948fe525af9ca4c9b2865c71f2a8b687f79988f09", kill_on_drop: false }`
[INFO] [stdout] ae8a0b7a9226e6ebe47f028948fe525af9ca4c9b2865c71f2a8b687f79988f09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d17acea408666d88b45e6d8d95fdba54c2382fba2a0b854abe78d12c1e2c939e
[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" "d17acea408666d88b45e6d8d95fdba54c2382fba2a0b854abe78d12c1e2c939e", kill_on_drop: false }`
[INFO] [stderr]    Compiling adder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sqrt`
[INFO] [stdout]  --> src/lib.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn sqrt(number: f64) -> Result<f64, String> {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/adder-70ce1b0d6acd5918)
[INFO] running `Command { std: "docker" "inspect" "d17acea408666d88b45e6d8d95fdba54c2382fba2a0b854abe78d12c1e2c939e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17acea408666d88b45e6d8d95fdba54c2382fba2a0b854abe78d12c1e2c939e", kill_on_drop: false }`
[INFO] [stdout] d17acea408666d88b45e6d8d95fdba54c2382fba2a0b854abe78d12c1e2c939e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c19daf100d45197f427a80a97c2d1f77c759f5bf726d4cb1dc4fb0968cc2c550
[INFO] running `Command { std: "docker" "start" "-a" "c19daf100d45197f427a80a97c2d1f77c759f5bf726d4cb1dc4fb0968cc2c550", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `sqrt`
[INFO] [stderr]  --> src/lib.rs:1:4
[INFO] [stderr]   |
[INFO] [stderr] 1 | fn sqrt(number: f64) -> Result<f64, String> {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `adder` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/adder-70ce1b0d6acd5918)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_sqrt ... ok
[INFO] [stdout] test tests::test_divide ... ok
[INFO] [stdout] test tests::test_any_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests adder
[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" "c19daf100d45197f427a80a97c2d1f77c759f5bf726d4cb1dc4fb0968cc2c550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19daf100d45197f427a80a97c2d1f77c759f5bf726d4cb1dc4fb0968cc2c550", kill_on_drop: false }`
[INFO] [stdout] c19daf100d45197f427a80a97c2d1f77c759f5bf726d4cb1dc4fb0968cc2c550