[INFO] cloning repository https://github.com/vrnvu/pong
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vrnvu/pong" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Fpong", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Fpong'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c0e596459813808f84725e12056938625c356957
[INFO] checking vrnvu/pong against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvrnvu%2Fpong" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vrnvu/pong on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/vrnvu/pong
[INFO] finished tweaking git repo https://github.com/vrnvu/pong
[INFO] tweaked toml for git repo https://github.com/vrnvu/pong written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/vrnvu/pong already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f9b756cc4ce7a7e7853e4939798148c0228666cd6b07c8b07fe50e1a8712fec
[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" "9f9b756cc4ce7a7e7853e4939798148c0228666cd6b07c8b07fe50e1a8712fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f9b756cc4ce7a7e7853e4939798148c0228666cd6b07c8b07fe50e1a8712fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f9b756cc4ce7a7e7853e4939798148c0228666cd6b07c8b07fe50e1a8712fec", kill_on_drop: false }`
[INFO] [stdout] 9f9b756cc4ce7a7e7853e4939798148c0228666cd6b07c8b07fe50e1a8712fec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1657427d1e67fcb21506a3b85987f07dbfaef81bac56457e5f94affe726dc70b
[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" "1657427d1e67fcb21506a3b85987f07dbfaef81bac56457e5f94affe726dc70b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]     Checking pong v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `IcmpCreateFile` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub IcmpCreateFile: extern "stdcall" fn() -> Handle,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_create_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `IcmpSendEcho` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub IcmpSendEcho: extern "stdcall" fn(
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_send_echo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `IcmpCloseHandle` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub IcmpCloseHandle: extern "stdcall" fn(handle: Handle),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_close_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `IcmpCreateFile` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub IcmpCreateFile: extern "stdcall" fn() -> Handle,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_create_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `IcmpSendEcho` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub IcmpSendEcho: extern "stdcall" fn(
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_send_echo`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `IcmpCloseHandle` should have a snake case name
[INFO] [stdout]   --> src/icmp/icmp_sys.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub IcmpCloseHandle: extern "stdcall" fn(handle: Handle),
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `icmp_close_handle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "1657427d1e67fcb21506a3b85987f07dbfaef81bac56457e5f94affe726dc70b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1657427d1e67fcb21506a3b85987f07dbfaef81bac56457e5f94affe726dc70b", kill_on_drop: false }`
[INFO] [stdout] 1657427d1e67fcb21506a3b85987f07dbfaef81bac56457e5f94affe726dc70b