[INFO] cloning repository https://github.com/xzfred/morelike [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xzfred/morelike" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0faf7c173456a6105ad9642f17ab2bb5e6270cf0 [INFO] testing xzfred/morelike against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/xzfred/morelike on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/xzfred/morelike [INFO] finished tweaking git repo https://github.com/xzfred/morelike [INFO] tweaked toml for git repo https://github.com/xzfred/morelike written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/xzfred/morelike already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 432bd3c15d51c054feddc388d36faef5168375bf4efece73dc9cd7a1bc0e5871 [INFO] running `Command { std: "docker" "start" "-a" "432bd3c15d51c054feddc388d36faef5168375bf4efece73dc9cd7a1bc0e5871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "432bd3c15d51c054feddc388d36faef5168375bf4efece73dc9cd7a1bc0e5871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "432bd3c15d51c054feddc388d36faef5168375bf4efece73dc9cd7a1bc0e5871", kill_on_drop: false }` [INFO] [stdout] 432bd3c15d51c054feddc388d36faef5168375bf4efece73dc9cd7a1bc0e5871 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e9407666f05a0f574fb930b0ea2e90ea68d2b6e326f80fe5284aa82c50b9c208 [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" "e9407666f05a0f574fb930b0ea2e90ea68d2b6e326f80fe5284aa82c50b9c208", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling crossbeam-utils v0.5.0 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling lazycell v1.2.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling quick-error v1.2.1 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling termcolor v0.3.5 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling mach v0.2.3 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling humantime v1.1.1 [INFO] [stderr] Compiling regex-syntax v0.5.3 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling bytes v0.4.10 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling mio v0.6.16 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling tokio-executor v0.1.5 [INFO] [stderr] Compiling tokio-io v0.1.10 [INFO] [stderr] Compiling tokio-timer v0.2.7 [INFO] [stderr] Compiling tokio-threadpool v0.1.8 [INFO] [stderr] Compiling tokio-reactor v0.1.3 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-tcp v0.1.2 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling tokio v0.1.7 [INFO] [stderr] Compiling env_logger v0.5.6 [INFO] [stderr] Compiling pretty_env_logger v0.2.2 [INFO] [stderr] Compiling morelike v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `getThreadNum` should have a snake case name [INFO] [stdout] --> src/main.rs:29:4 [INFO] [stdout] | [INFO] [stdout] 29 | fn getThreadNum() { [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `get_thread_num` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.4w8pujm4bsew8jw3.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmach-72009e96f35cf673.rlib" "/opt/rustwide/target/debug/deps/libtokio-923e3520b5aea31e.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-b0e766cfedf95e2d.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-a02daca65a3945a7.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-89e7eaa2831b56c3.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-95e2b3b2e9479d7c.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-ba05edbeaa2c4bf0.rlib" "/opt/rustwide/target/debug/deps/libmio-6d50c6a5c8306a63.rlib" "/opt/rustwide/target/debug/deps/libslab-a72257093ff3b984.rlib" "/opt/rustwide/target/debug/deps/libnet2-e8b6a5ec5ca40e17.rlib" "/opt/rustwide/target/debug/deps/liblazycell-0f82aa2c1e1187bc.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-f3dc57b0f7909593.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-321cb84e67920597.rlib" "/opt/rustwide/target/debug/deps/librand-a309b10f91b22358.rlib" "/opt/rustwide/target/debug/deps/librand_core-d1af084f27c556c7.rlib" "/opt/rustwide/target/debug/deps/librand_core-59265aa4cf82afb6.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-2d7e3506e9096cce.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-a877d766f58690ef.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-18d24e29859e49d1.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-d1d942d3990dad6b.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-1e2cbff4eafa7f91.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-fac7606041edf632.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-6fb23d017bc3bc29.rlib" "/opt/rustwide/target/debug/deps/libnodrop-863439ffd0a42070.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-e7e5f7b520c30386.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-c93c99f49c5755b9.rlib" "/opt/rustwide/target/debug/deps/libbytes-624157a4284c6127.rlib" "/opt/rustwide/target/debug/deps/libiovec-cac56fd281e6b213.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-d225e2dd059ea547.rlib" "/opt/rustwide/target/debug/deps/libfutures-e9995fc50dddec1f.rlib" "/opt/rustwide/target/debug/deps/libpretty_env_logger-add987aded596cf3.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-983c62ba1ecd56a3.rlib" "/opt/rustwide/target/debug/deps/libregex-427422725976632d.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-d9dab086e6370d17.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-9644fdc3f0d7819b.rlib" "/opt/rustwide/target/debug/deps/libucd_util-409a4dac3dbdbcb9.rlib" "/opt/rustwide/target/debug/deps/libthread_local-5b5df97623300625.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-a0484f8a57d52e6f.rlib" "/opt/rustwide/target/debug/deps/libunreachable-75903259687ac390.rlib" "/opt/rustwide/target/debug/deps/libvoid-7b6fd157ed8721ab.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-9157dddfb1c26ce9.rlib" "/opt/rustwide/target/debug/deps/libmemchr-870c7e744f2b441b.rlib" "/opt/rustwide/target/debug/deps/libatty-f10d3dc5e9a9dfd6.rlib" "/opt/rustwide/target/debug/deps/liblibc-d3e2538f62e14c74.rlib" "/opt/rustwide/target/debug/deps/libhumantime-012928806c284799.rlib" "/opt/rustwide/target/debug/deps/libquick_error-c0761bdf92b4fe79.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-40912ae6ccd139ca.rlib" "/opt/rustwide/target/debug/deps/libansi_term-2c350ae7003ac097.rlib" "/opt/rustwide/target/debug/deps/liblog-006d67ee1f1f18c7.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-ba9e854e41f15abc.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/a77da2d454e6caa227a85b16410b95f93495e7e0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/morelike-a2bf6a1cbddb3088.morelike.12b62b74-cgu.0.rcgu.o: in function `morelike::getThreadNum': [INFO] [stdout] /opt/rustwide/workdir/src/main.rs:40: undefined reference to `task_for_pid' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/workdir/src/main.rs:45: undefined reference to `task_threads' [INFO] [stdout] /usr/bin/ld: /opt/rustwide/target/debug/deps/libmach-72009e96f35cf673.rlib(mach-72009e96f35cf673.mach.a7f68348-cgu.15.rcgu.o): in function `mach::traps::mach_task_self': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mach-0.2.3/src/traps.rs:16: undefined reference to `mach_task_self_' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified [INFO] [stdout] = note: use the `-l` flag to specify native libraries to link [INFO] [stdout] = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `morelike` due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "e9407666f05a0f574fb930b0ea2e90ea68d2b6e326f80fe5284aa82c50b9c208", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9407666f05a0f574fb930b0ea2e90ea68d2b6e326f80fe5284aa82c50b9c208", kill_on_drop: false }` [INFO] [stdout] e9407666f05a0f574fb930b0ea2e90ea68d2b6e326f80fe5284aa82c50b9c208