[INFO] cloning repository https://github.com/Ruin0x11/rust-mapgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ruin0x11/rust-mapgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRuin0x11%2Frust-mapgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRuin0x11%2Frust-mapgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 744a9e008cf75006baac60cad786cc0cb3956a05
[INFO] checking Ruin0x11/rust-mapgen against beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRuin0x11%2Frust-mapgen" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ruin0x11/rust-mapgen on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ruin0x11/rust-mapgen
[INFO] finished tweaking git repo https://github.com/Ruin0x11/rust-mapgen
[INFO] tweaked toml for git repo https://github.com/Ruin0x11/rust-mapgen written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ruin0x11/rust-mapgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a67e7bd44fcb91da11f30159eca347236370cc0cf7c8ae0ac94dbb1de4321f6
[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" "2a67e7bd44fcb91da11f30159eca347236370cc0cf7c8ae0ac94dbb1de4321f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a67e7bd44fcb91da11f30159eca347236370cc0cf7c8ae0ac94dbb1de4321f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a67e7bd44fcb91da11f30159eca347236370cc0cf7c8ae0ac94dbb1de4321f6", kill_on_drop: false }`
[INFO] [stdout] 2a67e7bd44fcb91da11f30159eca347236370cc0cf7c8ae0ac94dbb1de4321f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d27eb9806f6342820df513b7ff9b9900d09b4748f9e8ee1338917cee391a8ccc
[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" "d27eb9806f6342820df513b7ff9b9900d09b4748f9e8ee1338917cee391a8ccc", kill_on_drop: false }`
[INFO] [stderr]    Compiling caca-sys v0.1.0 (https://github.com/Ruin0x11/caca-sys#9dc28723)
[INFO] [stderr]     Checking enum_derive v0.1.7
[INFO] [stderr]     Checking macro-attr v0.2.0
[INFO] [stderr]    Compiling lua52-sys v0.1.0
[INFO] [stderr]     Checking errno v0.2.3
[INFO] [stderr] error: failed to run custom build command for `caca-sys v0.1.0 (https://github.com/Ruin0x11/caca-sys#9dc28723)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/caca-sys-69ea8cf90784f566/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   running: "git" "clone" "https://github.com/cacalabs/libcaca" ".libcaca"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   fatal: could not create work tree dir '.libcaca': Read-only file system
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: cmd.stdout(Stdio::inherit()).stderr(Stdio::inherit()).status().unwrap().success()', /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:115:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56072476abe5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stderr]      1:     0x56072476abe5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877
[INFO] [stderr]                                  at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x56072476abe5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:78
[INFO] [stderr]      3:     0x56072476abe5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hdb4a83d2b61107e5
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]      4:     0x56072478cbcc - core::fmt::write::ha20e7262fa3e8a7a
[INFO] [stderr]                                  at src/libcore/fmt/mod.rs:1076
[INFO] [stderr]      5:     0x560724768c02 - std::io::Write::write_fmt::h1aebfe8a5a79e36d
[INFO] [stderr]                                  at src/libstd/io/mod.rs:1537
[INFO] [stderr]      6:     0x56072476d020 - std::sys_common::backtrace::_print::h9c07314cc66ba539
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:62
[INFO] [stderr]      7:     0x56072476d020 - std::sys_common::backtrace::print::hd1fd65f49a2d8544
[INFO] [stderr]                                  at src/libstd/sys_common/backtrace.rs:49
[INFO] [stderr]      8:     0x56072476d020 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc
[INFO] [stderr]                                  at src/libstd/panicking.rs:198
[INFO] [stderr]      9:     0x56072476cd6c - std::panicking::default_hook::hc5868949d129ed00
[INFO] [stderr]                                  at src/libstd/panicking.rs:217
[INFO] [stderr]     10:     0x56072476d663 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8
[INFO] [stderr]                                  at src/libstd/panicking.rs:526
[INFO] [stderr]     11:     0x56072475afa5 - std::panicking::begin_panic::h1cfd64f2a9dfec39
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:456
[INFO] [stderr]     12:     0x56072475d314 - build_script_build::run::hcb4eeb216d013ee5
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:115
[INFO] [stderr]     13:     0x56072475ca11 - build_script_build::setup::hf419cb844d6a9489
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:30
[INFO] [stderr]     14:     0x56072475c6ff - build_script_build::main::haea2bc1355a1b95a
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:11
[INFO] [stderr]     15:     0x56072475aefb - std::rt::lang_start::{{closure}}::h0ef365384b6f3e36
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     16:     0x56072476da33 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70
[INFO] [stderr]                                  at src/libstd/rt.rs:52
[INFO] [stderr]     17:     0x56072476da33 - std::panicking::try::do_call::he8e1d689a3e26def
[INFO] [stderr]                                  at src/libstd/panicking.rs:348
[INFO] [stderr]     18:     0x56072476da33 - std::panicking::try::h264b6eebc2fa7bbf
[INFO] [stderr]                                  at src/libstd/panicking.rs:325
[INFO] [stderr]     19:     0x56072476da33 - std::panic::catch_unwind::hbf28fafa723b2128
[INFO] [stderr]                                  at src/libstd/panic.rs:394
[INFO] [stderr]     20:     0x56072476da33 - std::rt::lang_start_internal::he959aa59bc3ec202
[INFO] [stderr]                                  at src/libstd/rt.rs:51
[INFO] [stderr]     21:     0x56072475aed7 - std::rt::lang_start::h5b12251787175b11
[INFO] [stderr]                                  at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67
[INFO] [stderr]     22:     0x56072475d4ba - main
[INFO] [stderr]     23:     0x7f640d0c60b3 - __libc_start_main
[INFO] [stderr]     24:     0x56072475517e - _start
[INFO] [stderr]     25:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d27eb9806f6342820df513b7ff9b9900d09b4748f9e8ee1338917cee391a8ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d27eb9806f6342820df513b7ff9b9900d09b4748f9e8ee1338917cee391a8ccc", kill_on_drop: false }`
[INFO] [stdout] d27eb9806f6342820df513b7ff9b9900d09b4748f9e8ee1338917cee391a8ccc
