[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 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xzfred/morelike on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-25/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35eb317316c7fffb141263a649da1ec46e4bf9822304be955e2b5661ad13e13c
[INFO] running `Command { std: "docker" "start" "-a" "35eb317316c7fffb141263a649da1ec46e4bf9822304be955e2b5661ad13e13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35eb317316c7fffb141263a649da1ec46e4bf9822304be955e2b5661ad13e13c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35eb317316c7fffb141263a649da1ec46e4bf9822304be955e2b5661ad13e13c", kill_on_drop: false }`
[INFO] [stdout] 35eb317316c7fffb141263a649da1ec46e4bf9822304be955e2b5661ad13e13c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85d1936dc5733bce80dbe1294f2c0f31473cdaa4654b9a41e05a1bb18f7329b0
[INFO] running `Command { std: "docker" "start" "-a" "85d1936dc5733bce80dbe1294f2c0f31473cdaa4654b9a41e05a1bb18f7329b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[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 nodrop v0.1.12
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling termcolor v0.3.5
[INFO] [stderr]    Compiling ansi_term v0.10.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling mach v0.2.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling tokio-threadpool v0.1.8
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-reactor v0.1.3
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling env_logger v0.5.6
[INFO] [stderr]    Compiling pretty_env_logger v0.2.2
[INFO] [stderr]    Compiling tokio v0.1.7
[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-82fe3e72cf0531c2.morelike.977pbosi-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.5331pvsc0o6iqods.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmach-aae8b4a1b6012d2d.rlib" "/opt/rustwide/target/debug/deps/libtokio-bd64160e7c3a29ce.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-bfc5721162712e9e.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-7cea07e8132f7a41.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-ecff93063f711851.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-84e46c07c8ccdaad.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-beb645902f8c6926.rlib" "/opt/rustwide/target/debug/deps/libmio-982570d6ecdced0e.rlib" "/opt/rustwide/target/debug/deps/libslab-103154534adcb23b.rlib" "/opt/rustwide/target/debug/deps/libnet2-e054c8dec6f85e0c.rlib" "/opt/rustwide/target/debug/deps/liblazycell-47c59ecc25c4fe19.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-f07697d68362d4c9.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-e3a6ac8800fb1423.rlib" "/opt/rustwide/target/debug/deps/librand-1407febcf00e454d.rlib" "/opt/rustwide/target/debug/deps/librand_core-2389598cc3f6ed0b.rlib" "/opt/rustwide/target/debug/deps/librand_core-47e8829b7e973ebc.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-1eb6bfd620d25046.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-6697e28349c29106.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-dea01bc8acce8cd7.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-4fa2c7730d201034.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-2dc0ada3578618fd.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-fddd3685c7633729.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-9a00f0d0e8715679.rlib" "/opt/rustwide/target/debug/deps/libnodrop-41d5879f304932f4.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-b8706824d10b0978.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-ddae743859e983d4.rlib" "/opt/rustwide/target/debug/deps/libbytes-7f3166db4bf46d96.rlib" "/opt/rustwide/target/debug/deps/libiovec-f577b963ad5b7c86.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-07fa2012fece4be3.rlib" "/opt/rustwide/target/debug/deps/libfutures-7124ba694bcdcce1.rlib" "/opt/rustwide/target/debug/deps/libpretty_env_logger-adbb26b29a78dec9.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-53bd2bd6558ab783.rlib" "/opt/rustwide/target/debug/deps/libregex-337e38ed11ca822c.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-c12f4957e28cb571.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-37a43ff2c119d8c8.rlib" "/opt/rustwide/target/debug/deps/libucd_util-7a3ba18e50d2fa53.rlib" "/opt/rustwide/target/debug/deps/libthread_local-6b453593c0fa4c15.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b5b2948724ba9c67.rlib" "/opt/rustwide/target/debug/deps/libunreachable-cea1dc93adc384b2.rlib" "/opt/rustwide/target/debug/deps/libvoid-7069755a5b9b2d3f.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-3e7834e69651a9bf.rlib" "/opt/rustwide/target/debug/deps/libmemchr-7c4c4c3ca1844a18.rlib" "/opt/rustwide/target/debug/deps/libatty-491823b45642e38a.rlib" "/opt/rustwide/target/debug/deps/liblibc-853b6cb442b1724a.rlib" "/opt/rustwide/target/debug/deps/libhumantime-d3960fc79ade89c9.rlib" "/opt/rustwide/target/debug/deps/libquick_error-1ccf97b3e93b706b.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-71c2a66b6601ba02.rlib" "/opt/rustwide/target/debug/deps/libansi_term-8b9e4873be411ba6.rlib" "/opt/rustwide/target/debug/deps/liblog-8bbe1a48a2573c56.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-d26236ff3a14efb9.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/morelike-82fe3e72cf0531c2.morelike.977pbosi-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-aae8b4a1b6012d2d.rlib(mach-aae8b4a1b6012d2d.mach.5sqk1dhc-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] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `morelike`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "85d1936dc5733bce80dbe1294f2c0f31473cdaa4654b9a41e05a1bb18f7329b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85d1936dc5733bce80dbe1294f2c0f31473cdaa4654b9a41e05a1bb18f7329b0", kill_on_drop: false }`
[INFO] [stdout] 85d1936dc5733bce80dbe1294f2c0f31473cdaa4654b9a41e05a1bb18f7329b0
