[INFO] fetching crate va_list-rs 0.0.4...
[INFO] checking va_list-rs-0.0.4 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate va_list-rs 0.0.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate va_list-rs 0.0.4 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate va_list-rs 0.0.4
[INFO] finished tweaking crates.io crate va_list-rs 0.0.4
[INFO] tweaked toml for crates.io crate va_list-rs 0.0.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f35c59bd5233ef694fe879cbf2fe3e411a62ed9141103881f26bc5218500b09d
[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" "f35c59bd5233ef694fe879cbf2fe3e411a62ed9141103881f26bc5218500b09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f35c59bd5233ef694fe879cbf2fe3e411a62ed9141103881f26bc5218500b09d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f35c59bd5233ef694fe879cbf2fe3e411a62ed9141103881f26bc5218500b09d", kill_on_drop: false }`
[INFO] [stdout] f35c59bd5233ef694fe879cbf2fe3e411a62ed9141103881f26bc5218500b09d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fca327f8c66b103f2850b672c23f8f6cc6f22ce854a033a66e300e04fca5aea7
[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" "fca327f8c66b103f2850b672c23f8f6cc6f22ce854a033a66e300e04fca5aea7", kill_on_drop: false }`
[INFO] [stderr]    Compiling va_list-rs v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     gcc::compile_library("libva_list.a", &["ffi/va_list.c"])
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:20
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let f: Box<Box<Fn(va_list) + 'static>> = Box::new(Box::new(f));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(va_list) + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:81:20
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let f: Box<Box<Fn(va_list) + 'static>> = Box::new(Box::new(f));
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(va_list) + 'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "fca327f8c66b103f2850b672c23f8f6cc6f22ce854a033a66e300e04fca5aea7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fca327f8c66b103f2850b672c23f8f6cc6f22ce854a033a66e300e04fca5aea7", kill_on_drop: false }`
[INFO] [stdout] fca327f8c66b103f2850b672c23f8f6cc6f22ce854a033a66e300e04fca5aea7