[INFO] cloning repository https://github.com/pcwalton/cxx-async2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pcwalton/cxx-async2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpcwalton%2Fcxx-async2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpcwalton%2Fcxx-async2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6043ffffc723821eda9517350fc2187d0632d0d4
[INFO] testing pcwalton/cxx-async2 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpcwalton%2Fcxx-async2" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pcwalton/cxx-async2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/pcwalton/cxx-async2
[INFO] finished tweaking git repo https://github.com/pcwalton/cxx-async2
[INFO] tweaked toml for git repo https://github.com/pcwalton/cxx-async2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/pcwalton/cxx-async2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded link-cplusplus v1.0.6
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.64
[INFO] [stderr]   Downloaded cxx-build v1.0.64
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.64
[INFO] [stderr]   Downloaded cxx v1.0.64
[INFO] [stderr]   Downloaded scratch v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1aea328522a28108be1c6ad429c99174ee2bddba0593b9be1e5aec74e7ed5da7
[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" "1aea328522a28108be1c6ad429c99174ee2bddba0593b9be1e5aec74e7ed5da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aea328522a28108be1c6ad429c99174ee2bddba0593b9be1e5aec74e7ed5da7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aea328522a28108be1c6ad429c99174ee2bddba0593b9be1e5aec74e7ed5da7", kill_on_drop: false }`
[INFO] [stdout] 1aea328522a28108be1c6ad429c99174ee2bddba0593b9be1e5aec74e7ed5da7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", 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] 673dde5067e46b1a97502141c6d9fe133d0473fa05542de45d27bbc870d357cc
[INFO] running `Command { std: "docker" "start" "-a" "673dde5067e46b1a97502141c6d9fe133d0473fa05542de45d27bbc870d357cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling scratch v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.64
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling link-cplusplus v1.0.6
[INFO] [stderr]    Compiling cxx v1.0.64
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling cxx-build v1.0.64
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.64
[INFO] [stderr]    Compiling async-recursion v0.3.2
[INFO] [stderr]    Compiling cxx-async-macro v0.1.0 (/opt/rustwide/workdir/macro)
[INFO] [stderr]    Compiling cxx-async v0.1.0 (/opt/rustwide/workdir/cxx-async)
[INFO] [stderr]    Compiling cxx-async-example-cppcoro v0.1.0 (/opt/rustwide/workdir/examples/cppcoro)
[INFO] [stderr]    Compiling cxx-async-example-folly v0.1.0 (/opt/rustwide/workdir/examples/folly)
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: In file included from src/cxx_async.cpp:14:
[INFO] [stderr] warning: include/rust/cxx_async.h:18:10: fatal error: experimental/coroutine: No such file or directory
[INFO] [stderr] warning:    18 | #include <experimental/coroutine>
[INFO] [stderr] warning:       |          ^~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: failed to run custom build command for `cxx-async v0.1.0 (/opt/rustwide/workdir/cxx-async)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/cxx-async-92515e1016bd09f9/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr]   cargo:rerun-if-changed=src/cxx_async.cpp
[INFO] [stderr]   cargo:rerun-if-changed=include/rust/cxx_async.h
[INFO] [stderr]   cargo:rerun-if-changed=include/rust/cxx_async_cppcoro.h
[INFO] [stderr]   cargo:rerun-if-changed=include/rust/cxx_async_folly.h
[INFO] [stderr]   cargo:CXXBRIDGE_PREFIX=cxx-async
[INFO] [stderr]   cargo:CXXBRIDGE_DIR0=/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/include
[INFO] [stderr]   cargo:CXXBRIDGE_DIR1=/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/crate
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CXX_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXX_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXX = None
[INFO] [stderr]   CXX = None
[INFO] [stderr]   CXXFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CXXFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CXXFLAGS = None
[INFO] [stderr]   CXXFLAGS = None
[INFO] [stderr]   CRATE_CC_NO_DEFAULTS = None
[INFO] [stderr]   DEBUG = Some("true")
[INFO] [stderr]   CARGO_CFG_TARGET_FEATURE = Some("fxsr,sse,sse2")
[INFO] [stderr]   running: "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/include" "-I" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/crate" "-I" "include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/src/cxx_async.o" "-c" "src/cxx_async.cpp"
[INFO] [stderr]   cargo:warning=In file included from src/cxx_async.cpp:14:
[INFO] [stderr]   cargo:warning=include/rust/cxx_async.h:18:10: fatal error: experimental/coroutine: No such file or directory
[INFO] [stderr]   cargo:warning=   18 | #include <experimental/coroutine>
[INFO] [stderr]   cargo:warning=      |          ^~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stderr]   cargo:warning=compilation terminated.
[INFO] [stderr]   exit status: 1
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   CXX include path:
[INFO] [stderr]     /opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/include
[INFO] [stderr]     /opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/crate
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   error occurred: Command "c++" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-fno-omit-frame-pointer" "-m64" "-I" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/include" "-I" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/cxxbridge/crate" "-I" "include" "-Wall" "-Wextra" "-o" "/opt/rustwide/target/debug/build/cxx-async-d1f9f9ec5c4923cd/out/src/cxx_async.o" "-c" "src/cxx_async.cpp" with args "c++" did not execute successfully (status code exit status: 1).
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "673dde5067e46b1a97502141c6d9fe133d0473fa05542de45d27bbc870d357cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "673dde5067e46b1a97502141c6d9fe133d0473fa05542de45d27bbc870d357cc", kill_on_drop: false }`
[INFO] [stdout] 673dde5067e46b1a97502141c6d9fe133d0473fa05542de45d27bbc870d357cc