[INFO] fetching crate libfuzzer-sys 0.4.2...
[INFO] building libfuzzer-sys-0.4.2 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate libfuzzer-sys 0.4.2 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate libfuzzer-sys 0.4.2 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-78/source/rust-toolchain
[INFO] started tweaking crates.io crate libfuzzer-sys 0.4.2
[INFO] finished tweaking crates.io crate libfuzzer-sys 0.4.2
[INFO] tweaked toml for crates.io crate libfuzzer-sys 0.4.2 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d1a6ad5e44d5e3d53b6e9ba82545376dea16ffcab23c93ac3638bf597b6a345
[INFO] running `Command { std: "docker" "start" "-a" "5d1a6ad5e44d5e3d53b6e9ba82545376dea16ffcab23c93ac3638bf597b6a345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d1a6ad5e44d5e3d53b6e9ba82545376dea16ffcab23c93ac3638bf597b6a345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1a6ad5e44d5e3d53b6e9ba82545376dea16ffcab23c93ac3638bf597b6a345", kill_on_drop: false }`
[INFO] [stdout] 5d1a6ad5e44d5e3d53b6e9ba82545376dea16ffcab23c93ac3638bf597b6a345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec20c43633bf166b82f75f81071625ba489ac5abd7f413d020c41359e89fddae
[INFO] running `Command { std: "docker" "start" "-a" "ec20c43633bf166b82f75f81071625ba489ac5abd7f413d020c41359e89fddae", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling arbitrary v1.0.1
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.74s
[INFO] running `Command { std: "docker" "inspect" "ec20c43633bf166b82f75f81071625ba489ac5abd7f413d020c41359e89fddae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec20c43633bf166b82f75f81071625ba489ac5abd7f413d020c41359e89fddae", kill_on_drop: false }`
[INFO] [stdout] ec20c43633bf166b82f75f81071625ba489ac5abd7f413d020c41359e89fddae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3ceb45ab299104a2f8cbae18eeb9b2e98336ac0498710a13b37c26e54b6e967
[INFO] running `Command { std: "docker" "start" "-a" "e3ceb45ab299104a2f8cbae18eeb9b2e98336ac0498710a13b37c26e54b6e967", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.2 (/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/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.5346dtvg218ejw5t.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/libfuzzer-sys-db9c690c00cb4f77/out" "-L" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "-Wl,--whole-archive" "-lfuzzer" "-Wl,--no-whole-archive" "-Wl,-Bdynamic" "-lstdc++" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-c8478d6cab07f590.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-b4ef298123230d16.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-f9fdb58901969647.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-50979032e1f9615c.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-393bd80b9b1a6bb7.rlib" "/opt/rustwide/target/debug/deps/libarbitrary-db92512ebc942eef.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-10ccbcbb85a60ebf.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4695c0f6311791db.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-1a282f8b292d9e3f.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a54ae5159230894d.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-2de76061bb6a7faf.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-f144b5114d626180.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-3ada49b85ba5941b.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-60812e99072283ff.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-943ba0c1e3f87a89.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-0dbc7e011696d844.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-78b2343cc72ff57a.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-65fa19680bfb5ee4.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-72cab8079f9b3b1e.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-32d13a5363efe47b.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9ee1d5d15e6abbeb.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-96219fb718f2f3e8.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/d5c88c22807925c189328ef9d923c5d2b11a95b8/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: /opt/rustwide/target/debug/build/libfuzzer-sys-db9c690c00cb4f77/out/libfuzzer.a(FuzzerMain.o): in function `main':
[INFO] [stdout]           /opt/rustwide/workdir/libfuzzer/FuzzerMain.cpp:19: multiple definition of `main'; /opt/rustwide/target/debug/deps/libfuzzer_sys-5706c208bf102479.libfuzzer_sys.27f293a2-cgu.6.rcgu.o:libfuzzer_sys.27f293a2-cgu.6:(.text.main+0x0): first defined here
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libfuzzer-sys` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e3ceb45ab299104a2f8cbae18eeb9b2e98336ac0498710a13b37c26e54b6e967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3ceb45ab299104a2f8cbae18eeb9b2e98336ac0498710a13b37c26e54b6e967", kill_on_drop: false }`
[INFO] [stdout] e3ceb45ab299104a2f8cbae18eeb9b2e98336ac0498710a13b37c26e54b6e967