[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 try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRuin0x11%2Frust-mapgen" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ruin0x11/rust-mapgen on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "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-4/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" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/Ruin0x11/caca-rs`
[INFO] [stderr]     Updating git repository `https://github.com/Ruin0x11/caca-sys`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38984e6bbeee069c8edca50b9c3e009a0216e36e2a751a3ec7e4e98301b218bf
[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" "38984e6bbeee069c8edca50b9c3e009a0216e36e2a751a3ec7e4e98301b218bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38984e6bbeee069c8edca50b9c3e009a0216e36e2a751a3ec7e4e98301b218bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38984e6bbeee069c8edca50b9c3e009a0216e36e2a751a3ec7e4e98301b218bf", kill_on_drop: false }`
[INFO] [stdout] 38984e6bbeee069c8edca50b9c3e009a0216e36e2a751a3ec7e4e98301b218bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f52b30f249e18d53797187a259956c7fb4ae825783d7588dbdbdb4309492908
[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" "8f52b30f249e18d53797187a259956c7fb4ae825783d7588dbdbdb4309492908", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.45
[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]     Checking errno v0.2.3
[INFO] [stderr]     Checking rand v0.3.15
[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-32f6a924254532d4/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:     0x55651669b400 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x55651669b400 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x55651669b400 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x55651669b400 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3834b06f68a2b012
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5565166b945c - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x5565166997a5 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x55651669d580 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x55651669d580 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x55651669d580 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x55651669d2cc - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x55651669dbe3 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x556516681ad8 - std::panicking::begin_panic::{{closure}}::hfdfc39f65b4d0cf5
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:498
[INFO] [stderr]     12:     0x556516683368 - std::sys_common::backtrace::__rust_end_short_backtrace::h56d75998afc77888
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x556516681a03 - std::panicking::begin_panic::he4029689569078bf
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:497
[INFO] [stderr]     14:     0x5565166810e4 - build_script_build::run::h98dd671eb4edc381
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:115
[INFO] [stderr]     15:     0x5565166807e1 - build_script_build::setup::hfef16d66f4c19e65
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:30
[INFO] [stderr]     16:     0x5565166804cf - build_script_build::main::h5a1c7b28624237a7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/caca-sys-0677b1fbbf110752/9dc2872/build.rs:11
[INFO] [stderr]     17:     0x55651667cdeb - core::ops::function::FnOnce::call_once::hdd41befa3bf56a0e
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:233
[INFO] [stderr]     18:     0x55651668339e - std::sys_common::backtrace::__rust_begin_short_backtrace::h03b43c9a6851879d
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     19:     0x55651667e571 - std::rt::lang_start::{{closure}}::h5944a2e990cf7ea6
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:66
[INFO] [stderr]     20:     0x55651669dff2 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hde9814ae740a85dc
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/core/src/ops/function.rs:265
[INFO] [stderr]     21:     0x55651669dff2 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:373
[INFO] [stderr]     22:     0x55651669dff2 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panicking.rs:337
[INFO] [stderr]     23:     0x55651669dff2 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/panic.rs:394
[INFO] [stderr]     24:     0x55651669dff2 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:51
[INFO] [stderr]     25:     0x55651667e547 - std::rt::lang_start::he74eadd64ea2eae1
[INFO] [stderr]                                  at /rustc/ffa4a0215752773248fb0f0a8092f1c3e7907e9e/library/std/src/rt.rs:65
[INFO] [stderr]     26:     0x55651668128a - main
[INFO] [stderr]     27:     0x7f09400800b3 - __libc_start_main
[INFO] [stderr]     28:     0x55651667909e - _start
[INFO] [stderr]     29:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8f52b30f249e18d53797187a259956c7fb4ae825783d7588dbdbdb4309492908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f52b30f249e18d53797187a259956c7fb4ae825783d7588dbdbdb4309492908", kill_on_drop: false }`
[INFO] [stdout] 8f52b30f249e18d53797187a259956c7fb4ae825783d7588dbdbdb4309492908