[INFO] fetching crate rusty_mujoco 0.4.0...
[INFO] testing rusty_mujoco-0.4.0 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate rusty_mujoco 0.4.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate rusty_mujoco 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate rusty_mujoco 0.4.0
[INFO] tweaked toml for crates.io crate rusty_mujoco 0.4.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_mujoco 0.4.0 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rusty_mujoco 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7
[INFO] running `Command { std: "docker" "start" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling rusty_mujoco v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `rusty_mujoco v0.4.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_RELEASE_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/release/build/rusty_mujoco/933b6f3d8525d31c/out/build_script_build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   [build.rs:73:32] cc_path = "cc"
[INFO] [stderr]   [build.rs:74:15] cc_args = [
[INFO] [stderr]       "/opt/rustwide/workdir/probe.c",
[INFO] [stderr]       "-I/opt/rustwide/workdir/vendor/include",
[INFO] [stderr]       "-I/opt/rustwide/workdir/vendor/include/mujoco",
[INFO] [stderr]       "-o",
[INFO] [stderr]       "/dev/null",
[INFO] [stderr]       "-lmujoco",
[INFO] [stderr]   ]
[INFO] [stderr]   /usr/bin/x86_64-linux-gnu-ld.bfd: cannot find -lmujoco: No such file or directory
[INFO] [stderr]   collect2: error: ld returned 1 exit status
[INFO] [stderr]   [build.rs:4:8] !probe_mujoco_lib_with_libdir(None) = true
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (87) panicked at build.rs:12:13:
[INFO] [stderr]   MuJoCo library not found. Make sure that the mujoco library is installed and, if its location is non-standard, set the path via the `MUJOCO_LIB` environment variable.
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x61721a8246b1 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stderr]      1:     0x61721a837b0a - core[a373ad73a504971]::fmt::write
[INFO] [stderr]      2:     0x61721a829bbc - <std[617be2ca0a6fd877]::sys::stdio::unix::Stderr as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stderr]      3:     0x61721a804936 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stderr]      4:     0x61721a81fb51 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stderr]      5:     0x61721a81fd0b - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stderr]      6:     0x61721a804a14 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stderr]      7:     0x61721a7fd659 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]      8:     0x61721a8051cd - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stderr]      9:     0x61721a83827c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stderr]     10:     0x61721a79a5c6 - build_script_build[9d9acde8cd756384]::main
[INFO] [stderr]     11:     0x61721a79ae03 - <fn() as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     12:     0x61721a798a0e - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     13:     0x61721a798a19 - std[617be2ca0a6fd877]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     14:     0x61721a81ee58 - std[617be2ca0a6fd877]::rt::lang_start_internal
[INFO] [stderr]     15:     0x61721a7989c1 - std[617be2ca0a6fd877]::rt::lang_start::<()>
[INFO] [stderr]     16:     0x61721a79ae45 - main
[INFO] [stderr]     17:     0x7c3e60414601 - <unknown>
[INFO] [stderr]     18:     0x7c3e60414718 - __libc_start_main
[INFO] [stderr]     19:     0x61721a798745 - _start
[INFO] [stderr]     20:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7", kill_on_drop: false }`
[INFO] [stdout] eda84067c1ec9d31750555b98fafef81f59d9ce9a9806e50b4ac2c57923fcfb7
