[INFO] fetching crate libc-spawn 0.0.1...
[INFO] checking libc-spawn-0.0.1 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate libc-spawn 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate libc-spawn 0.0.1 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libc-spawn 0.0.1
[INFO] finished tweaking crates.io crate libc-spawn 0.0.1
[INFO] tweaked toml for crates.io crate libc-spawn 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "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" "+05c8870159e4f328578a970e125aa76d24f03b56" "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] 558b7c9282360538ae3d8f685546ff460f13bcf8869a14fffdc2eeb7c40d3689
[INFO] running `Command { std: "docker" "start" "-a" "558b7c9282360538ae3d8f685546ff460f13bcf8869a14fffdc2eeb7c40d3689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "558b7c9282360538ae3d8f685546ff460f13bcf8869a14fffdc2eeb7c40d3689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558b7c9282360538ae3d8f685546ff460f13bcf8869a14fffdc2eeb7c40d3689", kill_on_drop: false }`
[INFO] [stdout] 558b7c9282360538ae3d8f685546ff460f13bcf8869a14fffdc2eeb7c40d3689
[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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2f06f7fa21e417cc9ff137587dc4e6a2f62dfe3ee1deb6ac79b814b6c078996
[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" "d2f06f7fa21e417cc9ff137587dc4e6a2f62dfe3ee1deb6ac79b814b6c078996", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc-spawn v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/unix/notbsd/linux.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | / extern {
[INFO] [stdout] 41 | |
[INFO] [stdout] 42 | |     pub fn posix_spawnattr_getschedpolicy (attr: * const posix_spawnattr_t, schedpolicy: * mut libc::c_int) -> libc::c_int;
[INFO] [stdout] 43 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |
[INFO] [stdout] 50 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/unix/mod.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / extern {
[INFO] [stdout] 29 | |     pub fn posix_spawn (pid: * mut libc::pid_t,
[INFO] [stdout] 30 | |                         path: * const libc::c_char,
[INFO] [stdout] 31 | |                         file_actions: * const posix_spawn_file_actions_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |
[INFO] [stdout] 74 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/unix/notbsd/linux.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | / extern {
[INFO] [stdout] 41 | |
[INFO] [stdout] 42 | |     pub fn posix_spawnattr_getschedpolicy (attr: * const posix_spawnattr_t, schedpolicy: * mut libc::c_int) -> libc::c_int;
[INFO] [stdout] 43 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |
[INFO] [stdout] 50 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/unix/mod.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | / extern {
[INFO] [stdout] 29 | |     pub fn posix_spawn (pid: * mut libc::pid_t,
[INFO] [stdout] 30 | |                         path: * const libc::c_char,
[INFO] [stdout] 31 | |                         file_actions: * const posix_spawn_file_actions_t,
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |
[INFO] [stdout] 74 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libc-spawn`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d2f06f7fa21e417cc9ff137587dc4e6a2f62dfe3ee1deb6ac79b814b6c078996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f06f7fa21e417cc9ff137587dc4e6a2f62dfe3ee1deb6ac79b814b6c078996", kill_on_drop: false }`
[INFO] [stdout] d2f06f7fa21e417cc9ff137587dc4e6a2f62dfe3ee1deb6ac79b814b6c078996