[INFO] fetching crate yoga-sys 0.2.3...
[INFO] checking yoga-sys-0.2.3 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] extracting crate yoga-sys 0.2.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate yoga-sys 0.2.3 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yoga-sys 0.2.3
[INFO] finished tweaking crates.io crate yoga-sys 0.2.3
[INFO] tweaked toml for crates.io crate yoga-sys 0.2.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23bf3d15e07f453f7543af2571e80e95248cea036230d922e6479782f87a0e0a
[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" "23bf3d15e07f453f7543af2571e80e95248cea036230d922e6479782f87a0e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23bf3d15e07f453f7543af2571e80e95248cea036230d922e6479782f87a0e0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bf3d15e07f453f7543af2571e80e95248cea036230d922e6479782f87a0e0a", kill_on_drop: false }`
[INFO] [stdout] 23bf3d15e07f453f7543af2571e80e95248cea036230d922e6479782f87a0e0a
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83a76fd17840d89f2368fe61544e78ca8f41e189e42fa3cf3b9977f3062db758
[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" "83a76fd17840d89f2368fe61544e78ca8f41e189e42fa3cf3b9977f3062db758", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytecount v0.6.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling cargo_metadata v0.10.0
[INFO] [stderr]     Checking skeptic v0.13.5
[INFO] [stderr]    Compiling yoga-sys v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: c/YGNodeList.cpp: In function 'YGNodeList* YGNodeListNew(uint32_t)':
[INFO] [stderr] warning: c/YGNodeList.cpp:22:60: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:    22 |       (const YGNodeListRef)malloc(sizeof(struct YGNodeList));
[INFO] [stderr] warning:       |                                                            ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeNewWithConfig(YGConfigRef)':
[INFO] [stderr] warning: c/Yoga.cpp:174:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   174 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGNode* YGNodeClone(YGNodeRef)':
[INFO] [stderr] warning: c/Yoga.cpp:193:64: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   193 |   const YGNodeRef node = (const YGNodeRef)malloc(sizeof(YGNode));
[INFO] [stderr] warning:       |                                                                ^
[INFO] [stderr] warning: c/Yoga.cpp: In function 'YGConfig* YGConfigNew()':
[INFO] [stderr] warning: c/Yoga.cpp:268:72: warning: type qualifiers ignored on cast result type [-Wignored-qualifiers]
[INFO] [stderr] warning:   268 |   const YGConfigRef config = (const YGConfigRef)malloc(sizeof(YGConfig));
[INFO] [stderr] warning:       |                                                                        ^
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.34s
[INFO] running `Command { std: "docker" "inspect" "83a76fd17840d89f2368fe61544e78ca8f41e189e42fa3cf3b9977f3062db758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a76fd17840d89f2368fe61544e78ca8f41e189e42fa3cf3b9977f3062db758", kill_on_drop: false }`
[INFO] [stdout] 83a76fd17840d89f2368fe61544e78ca8f41e189e42fa3cf3b9977f3062db758