[INFO] cloning repository https://github.com/Quackingplatypus/Rust_Playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Quackingplatypus/Rust_Playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuackingplatypus%2FRust_Playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuackingplatypus%2FRust_Playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d19648795da247a7c052fa3dab31b6494d70b2d5
[INFO] testing Quackingplatypus/Rust_Playground against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQuackingplatypus%2FRust_Playground" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Quackingplatypus/Rust_Playground on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Quackingplatypus/Rust_Playground
[INFO] finished tweaking git repo https://github.com/Quackingplatypus/Rust_Playground
[INFO] tweaked toml for git repo https://github.com/Quackingplatypus/Rust_Playground written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Quackingplatypus/Rust_Playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 267a78e5482cfd6759722f0ec9ecceb70bcfc786a2c38da0ddc2cf7dbd23062d
[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" "267a78e5482cfd6759722f0ec9ecceb70bcfc786a2c38da0ddc2cf7dbd23062d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "267a78e5482cfd6759722f0ec9ecceb70bcfc786a2c38da0ddc2cf7dbd23062d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "267a78e5482cfd6759722f0ec9ecceb70bcfc786a2c38da0ddc2cf7dbd23062d", kill_on_drop: false }`
[INFO] [stdout] 267a78e5482cfd6759722f0ec9ecceb70bcfc786a2c38da0ddc2cf7dbd23062d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef203eaf569433c81a73a3e0d12e83bf03f1fdb178643ac6eae5ab2975d59a1
[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" "cef203eaf569433c81a73a3e0d12e83bf03f1fdb178643ac6eae5ab2975d59a1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling Rust_Playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Playground` 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_playground`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cef203eaf569433c81a73a3e0d12e83bf03f1fdb178643ac6eae5ab2975d59a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef203eaf569433c81a73a3e0d12e83bf03f1fdb178643ac6eae5ab2975d59a1", kill_on_drop: false }`
[INFO] [stdout] cef203eaf569433c81a73a3e0d12e83bf03f1fdb178643ac6eae5ab2975d59a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc45c69002ae60d93b17840c91ad83255f6c02ab51efe49282d7cc574edfcd04
[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" "bc45c69002ae60d93b17840c91ad83255f6c02ab51efe49282d7cc574edfcd04", kill_on_drop: false }`
[INFO] [stderr]    Compiling Rust_Playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: crate `Rust_Playground` 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_playground`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "bc45c69002ae60d93b17840c91ad83255f6c02ab51efe49282d7cc574edfcd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc45c69002ae60d93b17840c91ad83255f6c02ab51efe49282d7cc574edfcd04", kill_on_drop: false }`
[INFO] [stdout] bc45c69002ae60d93b17840c91ad83255f6c02ab51efe49282d7cc574edfcd04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c13aaddbae97778fda5d01a4ff4b26ae41a3b8a44b355318adc3c50f0ebc5a0
[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" "2c13aaddbae97778fda5d01a4ff4b26ae41a3b8a44b355318adc3c50f0ebc5a0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: crate `Rust_Playground` should have a snake case name
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_playground`
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: `Rust_Playground` (bin "Rust_Playground" 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_Playground-34708d3f451764aa)
[INFO] running `Command { std: "docker" "inspect" "2c13aaddbae97778fda5d01a4ff4b26ae41a3b8a44b355318adc3c50f0ebc5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c13aaddbae97778fda5d01a4ff4b26ae41a3b8a44b355318adc3c50f0ebc5a0", kill_on_drop: false }`
[INFO] [stdout] 2c13aaddbae97778fda5d01a4ff4b26ae41a3b8a44b355318adc3c50f0ebc5a0