[INFO] cloning repository https://github.com/patrickkerrigan/rust-cnc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patrickkerrigan/rust-cnc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickkerrigan%2Frust-cnc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickkerrigan%2Frust-cnc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a7a886a9dcea06813b186aaa55c909d1ce778da
[INFO] checking patrickkerrigan/rust-cnc against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatrickkerrigan%2Frust-cnc" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/patrickkerrigan/rust-cnc 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 git repo https://github.com/patrickkerrigan/rust-cnc
[INFO] finished tweaking git repo https://github.com/patrickkerrigan/rust-cnc
[INFO] tweaked toml for git repo https://github.com/patrickkerrigan/rust-cnc written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/patrickkerrigan/rust-cnc already has a lockfile, it will not be regenerated
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 6b7c60ba94261012dc2e843e311eb1d9154ddae3adc77823f9a64f6bd321818e
[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" "6b7c60ba94261012dc2e843e311eb1d9154ddae3adc77823f9a64f6bd321818e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b7c60ba94261012dc2e843e311eb1d9154ddae3adc77823f9a64f6bd321818e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7c60ba94261012dc2e843e311eb1d9154ddae3adc77823f9a64f6bd321818e", kill_on_drop: false }`
[INFO] [stdout] 6b7c60ba94261012dc2e843e311eb1d9154ddae3adc77823f9a64f6bd321818e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 92b2964f6cb1a1fc9df2349e79cbfe6eb8e304c0748a2e2c2d6a07f67c07d048
[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" "92b2964f6cb1a1fc9df2349e79cbfe6eb8e304c0748a2e2c2d6a07f67c07d048", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-cnc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / pub extern fn dxf_to_gcode(s: *const c_char) -> *mut c_char {
[INFO] [stdout] 16 | |     let c_str = unsafe {
[INFO] [stdout] 17 | |         assert!(!s.is_null());
[INFO] [stdout] 18 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     c_str_gcode.into_raw()
[INFO] [stdout] 28 | | }
[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/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / pub extern fn gcode_free(s: *mut c_char) {
[INFO] [stdout] 32 | |     unsafe {
[INFO] [stdout] 33 | |         if s.is_null() {
[INFO] [stdout] 34 | |             return
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     };
[INFO] [stdout] 39 | | }
[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/lib.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | / pub extern fn dxf_to_gcode(s: *const c_char) -> *mut c_char {
[INFO] [stdout] 16 | |     let c_str = unsafe {
[INFO] [stdout] 17 | |         assert!(!s.is_null());
[INFO] [stdout] 18 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |     c_str_gcode.into_raw()
[INFO] [stdout] 28 | | }
[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/lib.rs:31:1
[INFO] [stdout]    |
[INFO] [stdout] 31 | / pub extern fn gcode_free(s: *mut c_char) {
[INFO] [stdout] 32 | |     unsafe {
[INFO] [stdout] 33 | |         if s.is_null() {
[INFO] [stdout] 34 | |             return
[INFO] [stdout] ...  |
[INFO] [stdout] 38 | |     };
[INFO] [stdout] 39 | | }
[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 `rust-cnc`.
[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" "92b2964f6cb1a1fc9df2349e79cbfe6eb8e304c0748a2e2c2d6a07f67c07d048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b2964f6cb1a1fc9df2349e79cbfe6eb8e304c0748a2e2c2d6a07f67c07d048", kill_on_drop: false }`
[INFO] [stdout] 92b2964f6cb1a1fc9df2349e79cbfe6eb8e304c0748a2e2c2d6a07f67c07d048