[INFO] updating cached repository chridou/towers-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/chridou/towers-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/chridou/towers-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/chridou/towers-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/chridou/towers-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/chridou/towers-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chridou/towers-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chridou/towers-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff40f92499bad724e9a4025f4b996012120e323e
[INFO] sha for GitHub repo chridou/towers-rs: ff40f92499bad724e9a4025f4b996012120e323e
[INFO] validating manifest of chridou/towers-rs on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of chridou/towers-rs on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing chridou/towers-rs
[INFO] finished frobbing chridou/towers-rs
[INFO] frobbed toml for chridou/towers-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/chridou/towers-rs/Cargo.toml
[INFO] started frobbing chridou/towers-rs
[INFO] finished frobbing chridou/towers-rs
[INFO] frobbed toml for chridou/towers-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chridou/towers-rs/Cargo.toml
[INFO] crate chridou/towers-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing chridou/towers-rs against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/chridou/towers-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 8f882bb9cfc08ba5a8d561680211932e73fa4fef6b00c5198ad83ec64e6fc4a8
[INFO] running `"docker" "start" "-a" "8f882bb9cfc08ba5a8d561680211932e73fa4fef6b00c5198ad83ec64e6fc4a8"`
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling clap v2.23.2
[INFO] [stderr]    Compiling towers v1.0.0 (/opt/crater/workdir)
[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/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/towers-4a158418ba43e808" "/opt/crater/target/debug/deps/towers-4a158418ba43e808.4oa7knh45eva8osu.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/crater/target/debug/deps/libtowerslib-404d71851a255e8e.rlib" "/opt/crater/target/debug/deps/libclap-1f329be273e13132.rlib" "/opt/crater/target/debug/deps/libatty-e5014426a64aa134.rlib" "/opt/crater/target/debug/deps/libunicode_segmentation-6f6373e33ba332e9.rlib" "/opt/crater/target/debug/deps/libterm_size-2ecd0aad716ed1db.rlib" "/opt/crater/target/debug/deps/liblibc-b74f70e4fb62a1c1.rlib" "/opt/crater/target/debug/deps/libvec_map-0e3bf2a3f7a2a591.rlib" "/opt/crater/target/debug/deps/libbitflags-15b87403f432fdf1.rlib" "/opt/crater/target/debug/deps/libunicode_width-9160dad23804e44f.rlib" "/opt/crater/target/debug/deps/libansi_term-fcb9211d64d6a652.rlib" "/opt/crater/target/debug/deps/libstrsim-a3e581aa39d667e4.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-a80a1e8e09cafef8.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e0e6351da805c468.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-e04f54bafc95e331.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-67901d3322495bd5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-bd390b1abaceaec1.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-312dd37fdc7bedfc.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-8ed0e51d58d644a3.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-8a423c320a6c707f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-d6a95598e2238263.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-d231614b153016eb.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-3821619027f463e4.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-1cfd794d18771a44.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-dcf33cf10c2452ef.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-07-23-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c258fea34bf64bce.rlib" "-Wl,-Bdynamic" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
[INFO] [stderr]   = note: /opt/crater/target/debug/deps/towers-4a158418ba43e808.towers.af7imuki-cgu.0.rcgu.o: In function `towers::main':
[INFO] [stderr]           /opt/crater/workdir/src/bin.rs:46: undefined reference to `je_stats_print'
[INFO] [stderr]           collect2: error: ld returned 1 exit status
[INFO] [stderr]           
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `towers`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8f882bb9cfc08ba5a8d561680211932e73fa4fef6b00c5198ad83ec64e6fc4a8"`
[INFO] running `"docker" "rm" "-f" "8f882bb9cfc08ba5a8d561680211932e73fa4fef6b00c5198ad83ec64e6fc4a8"`
[INFO] [stdout] 8f882bb9cfc08ba5a8d561680211932e73fa4fef6b00c5198ad83ec64e6fc4a8