[INFO] cloning repository https://github.com/AzureMarker/reproduce-used-linker-function
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AzureMarker/reproduce-used-linker-function" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAzureMarker%2Freproduce-used-linker-function", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAzureMarker%2Freproduce-used-linker-function'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df05ee1c7b0924372a7b03fbf74d15aedb3d2f96
[INFO] testing AzureMarker/reproduce-used-linker-function against master#0d13f6afeba4935499abe0c9a07426c94492c94e for pr-96025
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAzureMarker%2Freproduce-used-linker-function" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AzureMarker/reproduce-used-linker-function on toolchain 0d13f6afeba4935499abe0c9a07426c94492c94e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AzureMarker/reproduce-used-linker-function
[INFO] finished tweaking git repo https://github.com/AzureMarker/reproduce-used-linker-function
[INFO] tweaked toml for git repo https://github.com/AzureMarker/reproduce-used-linker-function written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/AzureMarker/reproduce-used-linker-function already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "metadata" "--no-deps" "--format-version=1", 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] bba6c6e0ac62f9131412395359b67b902e93936fe733901772d7c70e25d89adb
[INFO] running `Command { std: "docker" "start" "-a" "bba6c6e0ac62f9131412395359b67b902e93936fe733901772d7c70e25d89adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bba6c6e0ac62f9131412395359b67b902e93936fe733901772d7c70e25d89adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba6c6e0ac62f9131412395359b67b902e93936fe733901772d7c70e25d89adb", kill_on_drop: false }`
[INFO] [stdout] bba6c6e0ac62f9131412395359b67b902e93936fe733901772d7c70e25d89adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+0d13f6afeba4935499abe0c9a07426c94492c94e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cb81c3728548d1b66a691257dfa84a9927dc346d5455f9272e820dacc32e2d8
[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" "9cb81c3728548d1b66a691257dfa84a9927dc346d5455f9272e820dacc32e2d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling pretend-std v0.1.0 (/opt/rustwide/workdir/pretend-std)
[INFO] [stderr]    Compiling reproduce-used-linker-function v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.reproduce_used_linker_function.8baa5d48-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2.4sk6pxxqzaudmuh2.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libreproduce_used_linker_function-c710963b62bdf52a.rlib" "/opt/rustwide/target/debug/deps/libpretend_std-9d91816f138cc0f8.rlib" "/opt/rustwide/target/debug/deps/liblibc-04dd900d425ce5fe.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-443e20b28eeed844.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-3e337470e099b116.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-10a87791239bd676.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-0e6cad6dd623d38e.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-9d05dd05a4d51b33.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-a60ff138fe1adfad.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-0e9344458c09713e.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-939385b13e387309.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-e3ce420901586b53.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-546bece8dd1bea42.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9b358af16d7d7aa1.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-554cd499fe1a3b52.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-fbad2f5de5fb5cb2.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-8fec8a74c706e4b4.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-020914c5936c5f85.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-4896c4057dc9553a.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-1f103368fa522bc0.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/0d13f6afeba4935499abe0c9a07426c94492c94e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/reproduce_used_linker_function-f57fc8ef2f47ace2" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/libpretend_std-9d91816f138cc0f8.rlib(pretend_std-9d91816f138cc0f8.pretend_std.e644d1a0-cgu.0.rcgu.o): in function `pretend_std::value':
[INFO] [stdout]           /opt/rustwide/workdir/pretend-std/src/lib.rs:8: undefined reference to `exported_function'
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reproduce-used-linker-function` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9cb81c3728548d1b66a691257dfa84a9927dc346d5455f9272e820dacc32e2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cb81c3728548d1b66a691257dfa84a9927dc346d5455f9272e820dacc32e2d8", kill_on_drop: false }`
[INFO] [stdout] 9cb81c3728548d1b66a691257dfa84a9927dc346d5455f9272e820dacc32e2d8