[INFO] cloning repository https://github.com/JiriJAdam/Rust_Sandbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JiriJAdam/Rust_Sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiriJAdam%2FRust_Sandbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiriJAdam%2FRust_Sandbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9a12aebf73aa9301e991a8f9c62f76808d9e120
[INFO] testing JiriJAdam/Rust_Sandbox against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJiriJAdam%2FRust_Sandbox" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JiriJAdam/Rust_Sandbox on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JiriJAdam/Rust_Sandbox
[INFO] finished tweaking git repo https://github.com/JiriJAdam/Rust_Sandbox
[INFO] tweaked toml for git repo https://github.com/JiriJAdam/Rust_Sandbox written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/JiriJAdam/Rust_Sandbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 1136917da2397f90b9a36d35a6ede7412eb43cba3a9869c646cadcff1541f718
[INFO] running `Command { std: "docker" "start" "-a" "1136917da2397f90b9a36d35a6ede7412eb43cba3a9869c646cadcff1541f718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1136917da2397f90b9a36d35a6ede7412eb43cba3a9869c646cadcff1541f718", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1136917da2397f90b9a36d35a6ede7412eb43cba3a9869c646cadcff1541f718", kill_on_drop: false }`
[INFO] [stdout] 1136917da2397f90b9a36d35a6ede7412eb43cba3a9869c646cadcff1541f718
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] f30813c7425e454216d50d0bb6500ed708296b727856aede0d0012261efab9c5
[INFO] running `Command { std: "docker" "start" "-a" "f30813c7425e454216d50d0bb6500ed708296b727856aede0d0012261efab9c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust_Sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Sandbox` 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_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "f30813c7425e454216d50d0bb6500ed708296b727856aede0d0012261efab9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f30813c7425e454216d50d0bb6500ed708296b727856aede0d0012261efab9c5", kill_on_drop: false }`
[INFO] [stdout] f30813c7425e454216d50d0bb6500ed708296b727856aede0d0012261efab9c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebbf787a003b0b324618dd089a24fcaa053d55487e81e7ea8967f8cac5dfebc9
[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" "ebbf787a003b0b324618dd089a24fcaa053d55487e81e7ea8967f8cac5dfebc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust_Sandbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Sandbox` 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_sandbox`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "ebbf787a003b0b324618dd089a24fcaa053d55487e81e7ea8967f8cac5dfebc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebbf787a003b0b324618dd089a24fcaa053d55487e81e7ea8967f8cac5dfebc9", kill_on_drop: false }`
[INFO] [stdout] ebbf787a003b0b324618dd089a24fcaa053d55487e81e7ea8967f8cac5dfebc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ecf3a691aeb00847cc3e827a4fff5a6de37110a12553ee8f2bf3213396f5a6b
[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" "4ecf3a691aeb00847cc3e827a4fff5a6de37110a12553ee8f2bf3213396f5a6b", kill_on_drop: false }`
[INFO] [stderr] warning: crate `Rust_Sandbox` 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_sandbox`
[INFO] [stderr] 
[INFO] [stderr] warning: `Rust_Sandbox` (bin "Rust_Sandbox" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Rust_Sandbox-1824e3606e7012e9)
[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" "4ecf3a691aeb00847cc3e827a4fff5a6de37110a12553ee8f2bf3213396f5a6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ecf3a691aeb00847cc3e827a4fff5a6de37110a12553ee8f2bf3213396f5a6b", kill_on_drop: false }`
[INFO] [stdout] 4ecf3a691aeb00847cc3e827a4fff5a6de37110a12553ee8f2bf3213396f5a6b