[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#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxzfred%2Fmorelike" "/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/xzfred/morelike on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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-1/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 485788cafc7e76b9b913c5b5889e65f9b8cf7a2906d597bc226f8f5dc2d36730
[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" "485788cafc7e76b9b913c5b5889e65f9b8cf7a2906d597bc226f8f5dc2d36730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "485788cafc7e76b9b913c5b5889e65f9b8cf7a2906d597bc226f8f5dc2d36730", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "485788cafc7e76b9b913c5b5889e65f9b8cf7a2906d597bc226f8f5dc2d36730", kill_on_drop: false }`
[INFO] [stdout] 485788cafc7e76b9b913c5b5889e65f9b8cf7a2906d597bc226f8f5dc2d36730
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", 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] 9b3d79fd3d583cebfb0fd6932112cbf9adf0d1cc0c1996f822c367d48c9e8304
[INFO] running `Command { std: "docker" "start" "-a" "9b3d79fd3d583cebfb0fd6932112cbf9adf0d1cc0c1996f822c367d48c9e8304", 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 slab v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[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 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 regex-syntax v0.5.3
[INFO] [stderr]    Compiling log v0.4.1
[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 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 aho-corasick v0.6.4
[INFO] [stderr]    Compiling bytes v0.4.10
[INFO] [stderr]    Compiling crossbeam-deque v0.6.1
[INFO] [stderr]    Compiling mio v0.6.16
[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-udp v0.1.2
[INFO] [stderr]    Compiling tokio-tcp 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 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/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.morelike.9n4m7exb-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087" "/opt/rustwide/target/debug/deps/morelike-46f93c6bccec2087.1s36cp99yob6iee9.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmach-1c4049b48d41e9f9.rlib" "/opt/rustwide/target/debug/deps/libtokio-072f503a748ef357.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-ad9ab7da26f02e88.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-e9eb84ece355bb47.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-7292481b8cfd4883.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-ae16b0ba682c295f.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-2254c6eea18dc38e.rlib" "/opt/rustwide/target/debug/deps/libmio-4be5254fbb07efd8.rlib" "/opt/rustwide/target/debug/deps/libslab-76475e15e34681c5.rlib" "/opt/rustwide/target/debug/deps/libnet2-63e98097bd955430.rlib" "/opt/rustwide/target/debug/deps/liblazycell-54a8df7b8427ecd2.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-0b6f1b6107a9f67d.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-02116454fcbb1cb3.rlib" "/opt/rustwide/target/debug/deps/librand-b10d9b0e20ec81bd.rlib" "/opt/rustwide/target/debug/deps/librand_core-4f7b682403c60265.rlib" "/opt/rustwide/target/debug/deps/librand_core-65d75bcdd7e224af.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-46c7e77cc3679361.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-589434f892511ee4.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-42889ddf933e4b94.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-ad4c3ad3e7604ff0.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-6aac4dafce6b7963.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-be6f85c566e36f99.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-00e55e41342cbcb8.rlib" "/opt/rustwide/target/debug/deps/libnodrop-ed7fc3125c27ac78.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-f4b4f6e5e0df1640.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-1b9941ffd1967dc6.rlib" "/opt/rustwide/target/debug/deps/libbytes-03bc8a0fc4a545a5.rlib" "/opt/rustwide/target/debug/deps/libiovec-75b19cb4b6502a42.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-be2aee989aa9b6c3.rlib" "/opt/rustwide/target/debug/deps/libfutures-fc4bf40bf124f324.rlib" "/opt/rustwide/target/debug/deps/libpretty_env_logger-0c7d546364164d1a.rlib" "/opt/rustwide/target/debug/deps/libenv_logger-5ee369fa5cc504fb.rlib" "/opt/rustwide/target/debug/deps/libregex-e27c755b5895fb6a.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-ecc29a9aa24784ea.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-167cab311340d432.rlib" "/opt/rustwide/target/debug/deps/libucd_util-8e880ad104471ec9.rlib" "/opt/rustwide/target/debug/deps/libthread_local-9b40fb15b5a038f1.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d8255c98acbeab1b.rlib" "/opt/rustwide/target/debug/deps/libunreachable-d50aefc3fd69daea.rlib" "/opt/rustwide/target/debug/deps/libvoid-9a28c3bedaac67b5.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-6bd60293e7c1e0d8.rlib" "/opt/rustwide/target/debug/deps/libmemchr-a691d9291dc10ccd.rlib" "/opt/rustwide/target/debug/deps/libatty-14a7c1e7003eba17.rlib" "/opt/rustwide/target/debug/deps/liblibc-cf06101683c86e8f.rlib" "/opt/rustwide/target/debug/deps/libhumantime-fe96cbc2f420066f.rlib" "/opt/rustwide/target/debug/deps/libquick_error-91d83ed3880f4d8a.rlib" "/opt/rustwide/target/debug/deps/libtermcolor-c698f9aa6c887c31.rlib" "/opt/rustwide/target/debug/deps/libansi_term-6e59a915a6d22a6f.rlib" "/opt/rustwide/target/debug/deps/liblog-956882d223b020c3.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-260278bc02e35295.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.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-46f93c6bccec2087.morelike.9n4m7exb-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-1c4049b48d41e9f9.rlib(mach-1c4049b48d41e9f9.mach.6kjidait-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" "9b3d79fd3d583cebfb0fd6932112cbf9adf0d1cc0c1996f822c367d48c9e8304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b3d79fd3d583cebfb0fd6932112cbf9adf0d1cc0c1996f822c367d48c9e8304", kill_on_drop: false }`
[INFO] [stdout] 9b3d79fd3d583cebfb0fd6932112cbf9adf0d1cc0c1996f822c367d48c9e8304