[INFO] fetching crate multiwii_serial_protocol_v2 0.1.12...
[INFO] checking multiwii_serial_protocol_v2-0.1.12 against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] extracting crate multiwii_serial_protocol_v2 0.1.12 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate multiwii_serial_protocol_v2 0.1.12 on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multiwii_serial_protocol_v2 0.1.12
[INFO] finished tweaking crates.io crate multiwii_serial_protocol_v2 0.1.12
[INFO] tweaked toml for crates.io crate multiwii_serial_protocol_v2 0.1.12 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "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] 507a2f84aba9260cebc15a9a482b909b7af8ab5c6fbbcc91365aa09b1e12590c
[INFO] running `Command { std: "docker" "start" "-a" "507a2f84aba9260cebc15a9a482b909b7af8ab5c6fbbcc91365aa09b1e12590c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "507a2f84aba9260cebc15a9a482b909b7af8ab5c6fbbcc91365aa09b1e12590c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507a2f84aba9260cebc15a9a482b909b7af8ab5c6fbbcc91365aa09b1e12590c", kill_on_drop: false }`
[INFO] [stdout] 507a2f84aba9260cebc15a9a482b909b7af8ab5c6fbbcc91365aa09b1e12590c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77386d907d49fb9cb197c9337c38b416977d593e375d43fb6f75c90e4d3aa41c
[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" "77386d907d49fb9cb197c9337c38b416977d593e375d43fb6f75c90e4d3aa41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling packed_struct v0.3.1
[INFO] [stderr]     Checking debug-helper v0.3.11
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking crc-any v2.3.9
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling packed_struct_codegen v0.3.1
[INFO] [stderr]     Checking multiwii_serial_protocol_v2 v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.53s
[INFO] running `Command { std: "docker" "inspect" "77386d907d49fb9cb197c9337c38b416977d593e375d43fb6f75c90e4d3aa41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77386d907d49fb9cb197c9337c38b416977d593e375d43fb6f75c90e4d3aa41c", kill_on_drop: false }`
[INFO] [stdout] 77386d907d49fb9cb197c9337c38b416977d593e375d43fb6f75c90e4d3aa41c