[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 beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xzfred/morelike on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+beta-2020-07-24" "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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 9950209befcf73ff3abd3e2dce1bc5fad2e915ab5bdf3f24e7c69aa55bd72b53
[INFO] running `Command { std: "docker" "start" "-a" "9950209befcf73ff3abd3e2dce1bc5fad2e915ab5bdf3f24e7c69aa55bd72b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9950209befcf73ff3abd3e2dce1bc5fad2e915ab5bdf3f24e7c69aa55bd72b53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9950209befcf73ff3abd3e2dce1bc5fad2e915ab5bdf3f24e7c69aa55bd72b53", kill_on_drop: false }`
[INFO] [stdout] 9950209befcf73ff3abd3e2dce1bc5fad2e915ab5bdf3f24e7c69aa55bd72b53
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b150906063a613cf9fe05dbaf0e228a949b27a11d3e116abe8838c40fbbc913
[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" "5b150906063a613cf9fe05dbaf0e228a949b27a11d3e116abe8838c40fbbc913", 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 slab v0.4.1
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling regex v0.2.10
[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 iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling mach v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling humantime v1.1.1
[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-epoch v0.5.2
[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-threadpool v0.1.8
[INFO] [stderr]    Compiling tokio-timer v0.2.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.3
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[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 code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e" "/opt/rustwide/target/debug/deps/morelike-eb859583824c083e.vynvsmfyaxlg0vt.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmach-4ccf22de7028d960.rlib" "/opt/rustwide/target/debug/deps/libtokio-2c857da9a667400f.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-f4dd5f4c3da9c158.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-caab75fe4de033c3.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-05c2cf2c7bce6c39.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-8ef6a290ec7b7e85.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-3e803f4c2c1af592.rlib" "/opt/rustwide/target/debug/deps/libmio-04f3f05a0aa9b78c.rlib" "/opt/rustwide/target/debug/deps/libslab-9d13d6c58b92640e.rlib" "/opt/rustwide/target/debug/deps/libnet2-027725f5e0a0259b.rlib" "/opt/rustwide/target/debug/deps/liblazycell-be836808fc859de1.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-1767764b642de484.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-5cf218deb12c3a93.rlib" "/opt/rustwide/target/debug/deps/librand-62a9afab2fda750f.rlib" "/opt/rustwide/target/debug/deps/librand_core-4f3a9cd061bea6ee.rlib" "/opt/rustwide/target/debug/deps/librand_core-54649d434ae40dcc.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-ffb22ff8af7111f3.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-f1f555430c867992.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-ae795e06ddbf2e9d.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-35b70419fc3f560e.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-0771bbc32ad4bd2f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-e6a25c973475fddd.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-eee4b0dfaf1d5fc7.rlib" "/opt/rustwide/target/debug/deps/libnodrop-6f8bc61a08d6be24.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-0cf9c0e98f2014ab.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-5e83680ea06f83b4.rlib" "/opt/rustwide/target/debug/deps/libbytes-093a61589f07a073.rlib" "/opt/rustwide/target/debug/deps/libiovec-28c79699867c289f.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-f917bac19ed89562.rlib" "/opt/rustwide/target/debug/deps/libfutures-6dfebb78388653cf.rlib" "/opt/rustwide/target/debug/deps/libpretty_env_logger-4a2fd67544f325d5.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-b4e8d7069132eab3.rlib" "/opt/rustwide/target/debug/deps/libregex-64b4e624109bfcab.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-8bc91a49aea63775.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-db78e0fc6d965793.rlib" "/opt/rustwide/target/debug/deps/libucd_util-2d85bddcd195cb16.rlib" "/opt/rustwide/target/debug/deps/libthread_local-e004a8f384cd0679.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-06cf571f235fb426.rlib" "/opt/rustwide/target/debug/deps/libunreachable-df638fbf420fe3b0.rlib" "/opt/rustwide/target/debug/deps/libvoid-3282560b88f14a5c.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-fccea940d53e371c.rlib" "/opt/rustwide/target/debug/deps/libmemchr-3b9cfca094a577cf.rlib" "/opt/rustwide/target/debug/deps/libatty-d7b7117f7b4519a3.rlib" "/opt/rustwide/target/debug/deps/liblibc-dc5293f2db4df33e.rlib" "/opt/rustwide/target/debug/deps/libhumantime-f73b4ace2e0b40b0.rlib" "/opt/rustwide/target/debug/deps/libquick_error-759bb3f725cfdc93.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-dd6e2fedb60d1e4d.rlib" "/opt/rustwide/target/debug/deps/libansi_term-e34cdb854bca79a9.rlib" "/opt/rustwide/target/debug/deps/liblog-a6b8a2944644cb1b.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c9fbad6ac4100047.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d66e0ceb8eaec9b8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-9717ec0599b569a0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-04369de9ba916647.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-997d622c2e4dbe5c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-0359c4288a5ef89f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-1b25ede22d698ab3.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-37940b486a68e488.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-06b77c27e794c7c6.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-4d07e02a8df36da1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-fb29e0695c0a0f79.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e16188b4cf97e8bb.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-5eb391c8dabdee77.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-b0689b528b222bee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2020-07-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ed072ac495e62e7a.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/morelike-eb859583824c083e.morelike.1we2cwzf-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-4ccf22de7028d960.rlib(mach-4ccf22de7028d960.mach.amrovsa2-cgu.14.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:15: 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" "5b150906063a613cf9fe05dbaf0e228a949b27a11d3e116abe8838c40fbbc913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b150906063a613cf9fe05dbaf0e228a949b27a11d3e116abe8838c40fbbc913", kill_on_drop: false }`
[INFO] [stdout] 5b150906063a613cf9fe05dbaf0e228a949b27a11d3e116abe8838c40fbbc913