[INFO] cloning repository https://github.com/gaberudy/hash_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gaberudy/hash_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaberudy%2Fhash_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaberudy%2Fhash_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e55feb701cdc80d0b0d9f7f75c108140c564a86
[INFO] testing gaberudy/hash_test against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgaberudy%2Fhash_test" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gaberudy/hash_test on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gaberudy/hash_test
[INFO] finished tweaking git repo https://github.com/gaberudy/hash_test
[INFO] tweaked toml for git repo https://github.com/gaberudy/hash_test written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/gaberudy/hash_test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded docopt v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4878d0250306c8564e57647704be140220c37ae2e4a64afdda2dc3e0bd5e2157
[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" "4878d0250306c8564e57647704be140220c37ae2e4a64afdda2dc3e0bd5e2157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4878d0250306c8564e57647704be140220c37ae2e4a64afdda2dc3e0bd5e2157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4878d0250306c8564e57647704be140220c37ae2e4a64afdda2dc3e0bd5e2157", kill_on_drop: false }`
[INFO] [stdout] 4878d0250306c8564e57647704be140220c37ae2e4a64afdda2dc3e0bd5e2157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d5b23f361bafde6414c39ade4fe4846f6a2841ab74c36507b6df95e82f0be30
[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" "1d5b23f361bafde6414c39ade4fe4846f6a2841ab74c36507b6df95e82f0be30", kill_on_drop: false }`
[INFO] [stderr]    Compiling hash_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v0.15.4
[INFO] [stderr]    Compiling regex v1.0.5
[INFO] [stderr] warning: native/test.c: In function 'test_int':
[INFO] [stderr] warning: native/test.c:15:2: warning: implicit declaration of function 'mem_start' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    15 |  mem_start();
[INFO] [stderr] warning:       |  ^~~~~~~~~
[INFO] [stderr] warning: native/test.c:25:2: warning: implicit declaration of function 'mem_stop' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    25 |  mem_stop();
[INFO] [stderr] warning:       |  ^~~~~~~~
[INFO] [stderr]    Compiling serde_derive v1.0.79
[INFO] [stderr]    Compiling docopt v1.0.1
[INFO] [stdout] warning: unused variable: `je_stats`
[INFO] [stdout]   --> src/test_klib.rs:18:46
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn insert_or_remove_int(data: &Vec<u32>, je_stats: bool) {
[INFO] [stdout]    |                                              ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_je_stats`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `je_stats`
[INFO] [stdout]   --> src/test_klib.rs:24:50
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn insert_or_remove_str(data: &Vec<CString>, je_stats: bool) {
[INFO] [stdout]    |                                                  ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_je_stats`
[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-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595" "/opt/rustwide/target/debug/deps/hash_test-f0794db226660595.24r277ou3epwwdtd.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/hash_test-7d9be40383f2446a/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "-lmem_stats" "-Wl,--no-whole-archive" "/opt/rustwide/target/debug/deps/libdocopt-170b46d0c5c041fa.rlib" "/opt/rustwide/target/debug/deps/libserde-bfb76d3a1364bbfb.rlib" "/opt/rustwide/target/debug/deps/libstrsim-7accd5525a820975.rlib" "/opt/rustwide/target/debug/deps/libregex-77ad42cba82d3737.rlib" "/opt/rustwide/target/debug/deps/libutf8_ranges-c0d52d137eedd53d.rlib" "/opt/rustwide/target/debug/deps/libregex_syntax-c2913254264d3b53.rlib" "/opt/rustwide/target/debug/deps/libucd_util-68c9b2d80b4dcbb2.rlib" "/opt/rustwide/target/debug/deps/libthread_local-ca81b3e0cd6ab8dd.rlib" "/opt/rustwide/target/debug/deps/libaho_corasick-f26ae052394fb314.rlib" "/opt/rustwide/target/debug/deps/libmemchr-8d2020fa8f050c94.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-7471d381a6fb432b.rlib" "/opt/rustwide/target/debug/deps/libfnv-81254b20febae08d.rlib" "/opt/rustwide/target/debug/deps/liblibc-b3206c5e4079c222.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7444fd17919e9af0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-0ee2f67026959ab7.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-df1bcd1e82256d04.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-ed9ecf1b54021131.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-0ede66bb24e94b96.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-7c2de7f50940865c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-b138d50085fd4683.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-6576870d8f2b9ae2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-042a30c5f67b2c91.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7b3f33d3dbe385dc.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-90b3063cd7b22527.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-17f9484f8dc4da1e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-df38345acd9d92e1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-a5e10ca10bdd9e54.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9e5b4162eeef2cef.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-3a4e739a77468800.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-01-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-0f3a0c116d5e04d6.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/hash_test-f0794db226660595.hash_test.6hksjdjj-cgu.10.rcgu.o: in function `hash_test::mem_stats::stats_print':
[INFO] [stdout]           /opt/rustwide/workdir/src/mem_stats.rs:22: undefined reference to `je_stats_print'
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: native/test.c: In function 'test_int':
[INFO] [stderr] warning: native/test.c:15:2: warning: implicit declaration of function 'mem_start' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    15 |  mem_start();
[INFO] [stderr] warning:       |  ^~~~~~~~~
[INFO] [stderr] warning: native/test.c:25:2: warning: implicit declaration of function 'mem_stop' [-Wimplicit-function-declaration]
[INFO] [stderr] warning:    25 |  mem_stop();
[INFO] [stderr] warning:       |  ^~~~~~~~
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `hash_test`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1d5b23f361bafde6414c39ade4fe4846f6a2841ab74c36507b6df95e82f0be30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5b23f361bafde6414c39ade4fe4846f6a2841ab74c36507b6df95e82f0be30", kill_on_drop: false }`
[INFO] [stdout] 1d5b23f361bafde6414c39ade4fe4846f6a2841ab74c36507b6df95e82f0be30