[INFO] fetching crate rispcrt 0.1.0...
[INFO] checking rispcrt-0.1.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate rispcrt 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rispcrt 0.1.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rispcrt 0.1.0
[INFO] finished tweaking crates.io crate rispcrt 0.1.0
[INFO] tweaked toml for crates.io crate rispcrt 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "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-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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 189076e455da0fb5062be72a44c5c449ec601d126f4bfd48adeae3a575639504
[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" "189076e455da0fb5062be72a44c5c449ec601d126f4bfd48adeae3a575639504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "189076e455da0fb5062be72a44c5c449ec601d126f4bfd48adeae3a575639504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "189076e455da0fb5062be72a44c5c449ec601d126f4bfd48adeae3a575639504", kill_on_drop: false }`
[INFO] [stdout] 189076e455da0fb5062be72a44c5c449ec601d126f4bfd48adeae3a575639504
[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=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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a2d8a140840428b7f08d234c6a15014e87f860d034999a6b08a53ec4537ccdb
[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" "0a2d8a140840428b7f08d234c6a15014e87f860d034999a6b08a53ec4537ccdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rispcrt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   gcc::Config::new()
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   gcc::Config::new()
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: In file included from src/tasksys.cpp:129:
[INFO] [stderr] warning: /usr/include/x86_64-linux-gnu/sys/sysctl.h:21:2: warning: #warning "The <sys/sysctl.h> header is deprecated and will be removed." [-Wcpp]
[INFO] [stderr] warning:    21 | #warning "The <sys/sysctl.h> header is deprecated and will be removed."
[INFO] [stderr] warning:       |  ^~~~~~~
[INFO] [stderr] warning: src/tasksys.cpp: In member function 'TaskInfo* TaskGroupBase::GetTaskInfo(int)':
[INFO] [stderr] warning: src/tasksys.cpp:328:61: warning: 'new' of type 'TaskInfo' with extended alignment 32 [-Waligned-new=]
[INFO] [stderr] warning:   328 |         taskInfo[chunk] = new TaskInfo[TASK_QUEUE_CHUNK_SIZE];
[INFO] [stderr] warning:       |                                                             ^
[INFO] [stderr] warning: src/tasksys.cpp:328:61: note: uses 'void* operator new [](std::size_t)', which does not have an alignment parameter
[INFO] [stderr] warning: src/tasksys.cpp:328:61: note: use '-faligned-new' to enable C++17 over-aligned new support
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "0a2d8a140840428b7f08d234c6a15014e87f860d034999a6b08a53ec4537ccdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a2d8a140840428b7f08d234c6a15014e87f860d034999a6b08a53ec4537ccdb", kill_on_drop: false }`
[INFO] [stdout] 0a2d8a140840428b7f08d234c6a15014e87f860d034999a6b08a53ec4537ccdb