[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-2021-08-01 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-116/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-116/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xzfred/morelike on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "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-116/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-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.5.6
[INFO] [stderr]   Downloaded pretty_env_logger v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ed735af00ba987f0786e7738ace73c511e59e688ca902bceb18cfcc1627f566
[INFO] running `Command { std: "docker" "start" "-a" "1ed735af00ba987f0786e7738ace73c511e59e688ca902bceb18cfcc1627f566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ed735af00ba987f0786e7738ace73c511e59e688ca902bceb18cfcc1627f566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed735af00ba987f0786e7738ace73c511e59e688ca902bceb18cfcc1627f566", kill_on_drop: false }`
[INFO] [stdout] 1ed735af00ba987f0786e7738ace73c511e59e688ca902bceb18cfcc1627f566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b66543c3cfa61da4d965b2f4b0766e9017782785fc75dd346b71f6c8eb1fcb
[INFO] running `Command { std: "docker" "start" "-a" "e0b66543c3cfa61da4d965b2f4b0766e9017782785fc75dd346b71f6c8eb1fcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling futures v0.1.25
[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 nodrop v0.1.12
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling lazycell v1.2.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[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 unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.5.2
[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 bytes v0.4.10
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[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-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 status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.in6rev2q89727xl.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmach-0b1a02987791ff83.rlib" "/opt/rustwide/target/debug/deps/libtokio-91dfa71b2b70c490.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-efdeeba9a850395b.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-8a248fd98ce363e8.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-7edc2bd4f7b50e49.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-6f0365f198b64241.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-66703c5e639b8e5d.rlib" "/opt/rustwide/target/debug/deps/libmio-1ab8e76b1d5d13ca.rlib" "/opt/rustwide/target/debug/deps/libslab-c622e2936290d869.rlib" "/opt/rustwide/target/debug/deps/libnet2-6e7418fea16977da.rlib" "/opt/rustwide/target/debug/deps/liblazycell-9edd48ad4a1ec0f4.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-bb6e59b5186888d8.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-5cebd723df331442.rlib" "/opt/rustwide/target/debug/deps/librand-c8030642e12cd147.rlib" "/opt/rustwide/target/debug/deps/librand_core-521cc9f6c73acb10.rlib" "/opt/rustwide/target/debug/deps/librand_core-147bdcdd0b7347a2.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-aba840ac3afc5834.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-b43634d270419d5f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-d84500ca3238b519.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-40c89e52afab1f08.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-dfbe4172a20060e5.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-a7697a6c35ce7054.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-b522d81e9f65ca9c.rlib" "/opt/rustwide/target/debug/deps/libnodrop-eb285f2b8f9d3c2d.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-28725bd2457a7da0.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-5941070c3a93e21e.rlib" "/opt/rustwide/target/debug/deps/libbytes-cf6c90bd00f3404e.rlib" "/opt/rustwide/target/debug/deps/libiovec-5a852255d632096a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-d4a71101ce874762.rlib" "/opt/rustwide/target/debug/deps/libfutures-d7cf7f4dda71e26f.rlib" "/opt/rustwide/target/debug/deps/libpretty_env_logger-59e2ef0e77d72af8.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-af21e840c80b6a28.rlib" "/opt/rustwide/target/debug/deps/libregex-307dbf0739c35302.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-c28613a2d4455419.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-68cb34450c4ecf53.rlib" "/opt/rustwide/target/debug/deps/libucd_util-1c1e1e3d840ae572.rlib" "/opt/rustwide/target/debug/deps/libthread_local-72896d7bee327680.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-b524ce3cd6e4e87c.rlib" "/opt/rustwide/target/debug/deps/libunreachable-4166b29cda7c01f7.rlib" "/opt/rustwide/target/debug/deps/libvoid-a8f0b9c91ed5e34c.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-4d10933848aaf800.rlib" "/opt/rustwide/target/debug/deps/libmemchr-c5a3162db5fb9363.rlib" "/opt/rustwide/target/debug/deps/libatty-fef786376d6535b9.rlib" "/opt/rustwide/target/debug/deps/liblibc-9ab0072889765173.rlib" "/opt/rustwide/target/debug/deps/libhumantime-1eb8f167354767b2.rlib" "/opt/rustwide/target/debug/deps/libquick_error-2ceb0e73c89c4726.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-cddc7d09306bd32a.rlib" "/opt/rustwide/target/debug/deps/libansi_term-6f9c01f0edcb33bf.rlib" "/opt/rustwide/target/debug/deps/liblog-3ab8cf2542edaf7b.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-dd5c2b17cf4396e4.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/morelike-8de7943d07522a1c.morelike.457200d8-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-0b1a02987791ff83.rlib(mach-0b1a02987791ff83.mach.f7646403-cgu.11.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" "e0b66543c3cfa61da4d965b2f4b0766e9017782785fc75dd346b71f6c8eb1fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b66543c3cfa61da4d965b2f4b0766e9017782785fc75dd346b71f6c8eb1fcb", kill_on_drop: false }`
[INFO] [stdout] e0b66543c3cfa61da4d965b2f4b0766e9017782785fc75dd346b71f6c8eb1fcb
