[INFO] fetching crate ffcnt 0.3.0...
[INFO] testing ffcnt-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate ffcnt 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ffcnt 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ffcnt 0.3.0
[INFO] finished tweaking crates.io crate ffcnt 0.3.0
[INFO] tweaked toml for crates.io crate ffcnt 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 54ab2f688044533991ebe6c330a54c80c1ee1baa4f30cf65d2aa396b1fb7d0a3
[INFO] running `"docker" "start" "-a" "54ab2f688044533991ebe6c330a54c80c1ee1baa4f30cf65d2aa396b1fb7d0a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling mnt v0.3.1
[INFO] [stderr]    Compiling isatty v0.1.9
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr]    Compiling derive-error v0.0.3
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling btrfs2 v1.2.2
[INFO] [stderr]    Compiling platter-walk v0.1.2
[INFO] [stderr]    Compiling ffcnt v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:177:56
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     writeln!(std::io::stderr(),"{}", e.description()).unwrap();
[INFO] [stderr]     |                                                        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/main.rs:17:9
[INFO] [stderr]     |
[INFO] [stderr] 17  | #![deny(warnings)]
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     = note: `#[warn(deprecated)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:204:48
[INFO] [stderr]     |
[INFO] [stderr] 204 |             writeln!(std::io::stderr(),"{}", e.description()).unwrap();
[INFO] [stderr]     |                                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: linking with `cc` failed: exit code: 1
[INFO] [stderr]   |
[INFO] [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.ffcnt.5p6fm7i6-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04" "/opt/rustwide/target/debug/deps/ffcnt-f45fefeb70090b04.4el2525kk7d1bkdk.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/miniz-sys-5afec7795c85cff9/out" "-L" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libisatty-a2de6d3d1ac94c61.rlib" "/opt/rustwide/target/debug/deps/libplatter_walk-40cd758c8330b275.rlib" "/opt/rustwide/target/debug/deps/libmnt-51c6cd562277ae47.rlib" "/opt/rustwide/target/debug/deps/libbtrfs2-ce4f279e083dc876.rlib" "/opt/rustwide/target/debug/deps/libuuid-a28baceff610f660.rlib" "/opt/rustwide/target/debug/deps/libminilzo-bc72232abacccd58.rlib" "/opt/rustwide/target/debug/deps/libminilzo_sys-e9717a29a6e5c7fa.rlib" "/opt/rustwide/target/debug/deps/libflate2-88bdfe803aa4841e.rlib" "/opt/rustwide/target/debug/deps/libminiz_sys-b9e53809b5240cd0.rlib" "/opt/rustwide/target/debug/deps/libcrc-3046d08d70772e6c.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-1feaaa5f89c5098b.rlib" "/opt/rustwide/target/debug/deps/libnix-ec5aedc3c5618496.rlib" "/opt/rustwide/target/debug/deps/libvoid-b00461c2c57bf874.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-c207894dabf2ad2d.rlib" "/opt/rustwide/target/debug/deps/libbitflags-717e7ed2379fc03d.rlib" "/opt/rustwide/target/debug/deps/libclap-81413f07b1c7586f.rlib" "/opt/rustwide/target/debug/deps/libvec_map-974eb99206a6377c.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-5357795f41cdee73.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-58fb194c691b26f1.rlib" "/opt/rustwide/target/debug/deps/libstrsim-973ca7e6efba7d91.rlib" "/opt/rustwide/target/debug/deps/libbitflags-0bb1eb8c2caf8528.rlib" "/opt/rustwide/target/debug/deps/libatty-95e8b99d25a88bbd.rlib" "/opt/rustwide/target/debug/deps/liblibc-e4dfce483ea4fe1d.rlib" "/opt/rustwide/target/debug/deps/libansi_term-bf3fbdd21e4a8c77.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-205127404fcba336.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-a657948fb7763780.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-4af901391177f653.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-9bdd51edf637d1e0.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-df9a9630b2ea2e1e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-fddbfe63d5cc9339.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-dc1fcc6e43806791.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-e2f4bff19e00107e.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-a152d13c1d7ed405.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d92b841792fc008d.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a64c249515c023f5.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-57654524b3e40c00.rlib" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-72180f1527a726a2.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.44.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-990cc8f4a91a3ab4.rlib" "-Wl,-Bdynamic" "-llzo2" "-lz" "-llzo2" "-llzo2" "-lutil" "-ldl" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stderr]   = note: /usr/bin/ld: cannot find -llzo2
[INFO] [stderr]           /usr/bin/ld: cannot find -llzo2
[INFO] [stderr]           /usr/bin/ld: cannot find -llzo2
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `ffcnt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "54ab2f688044533991ebe6c330a54c80c1ee1baa4f30cf65d2aa396b1fb7d0a3"`
[INFO] running `"docker" "rm" "-f" "54ab2f688044533991ebe6c330a54c80c1ee1baa4f30cf65d2aa396b1fb7d0a3"`
[INFO] [stdout] 54ab2f688044533991ebe6c330a54c80c1ee1baa4f30cf65d2aa396b1fb7d0a3