[INFO] fetching crate caca 0.1.0...
[INFO] testing caca-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate caca 0.1.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate caca 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate caca 0.1.0
[INFO] finished tweaking crates.io crate caca 0.1.0
[INFO] tweaked toml for crates.io crate caca 0.1.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-18/source/src/caca.rs` was erroneously implicitly accepted for library `caca`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded caca-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45e1b77433991b5586524834d8c44646637373eed1ebbb83c412311dd5f7e908
[INFO] running `Command { std: "docker" "start" "-a" "45e1b77433991b5586524834d8c44646637373eed1ebbb83c412311dd5f7e908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45e1b77433991b5586524834d8c44646637373eed1ebbb83c412311dd5f7e908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45e1b77433991b5586524834d8c44646637373eed1ebbb83c412311dd5f7e908", kill_on_drop: false }`
[INFO] [stdout] 45e1b77433991b5586524834d8c44646637373eed1ebbb83c412311dd5f7e908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7cbf34aeb03203017930efd7207ced5b55797156fe2fcbd767df6e477e36fb5
[INFO] running `Command { std: "docker" "start" "-a" "c7cbf34aeb03203017930efd7207ced5b55797156fe2fcbd767df6e477e36fb5", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/caca.rs` was erroneously implicitly accepted for library `caca`,
[INFO] [stderr] please rename the file to `src/lib.rs` or set lib.path in Cargo.toml
[INFO] [stderr]    Compiling caca-sys v0.1.0
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr] error: failed to run custom build command for `caca-sys v0.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/caca-sys-6e47294ac8f20a85/build-script-build` (exit status: 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/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:115:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55e197f4fb3c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55e197f4fb3c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55e197f4fb3c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5
[INFO] [stderr]      3:     0x55e197f4fb3c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::ha305a40dbc030444
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22
[INFO] [stderr]      4:     0x55e197f701ac - core::fmt::write::hadd15acf4d6ce273
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17
[INFO] [stderr]      5:     0x55e197f4c768 - std::io::Write::write_fmt::h0f87f6c0c21ec48a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15
[INFO] [stderr]      6:     0x55e197f517c7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5
[INFO] [stderr]      7:     0x55e197f517c7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9
[INFO] [stderr]      8:     0x55e197f517c7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22
[INFO] [stderr]      9:     0x55e197f5148f - std::panicking::default_hook::h1c5cf4d5063a38e4
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:314:9
[INFO] [stderr]     10:     0x55e197f51f1a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17
[INFO] [stderr]     11:     0x55e197f51bc9 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:586:13
[INFO] [stderr]     12:     0x55e197f50004 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18
[INFO] [stderr]     13:     0x55e197f51919 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5
[INFO] [stderr]     14:     0x55e197f2d413 - core::panicking::panic_fmt::hfb4b8460cd493e74
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14
[INFO] [stderr]     15:     0x55e197f2d2dd - core::panicking::panic::h33838847634b5d2d
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:48:5
[INFO] [stderr]     16:     0x55e197f31e3e - build_script_build::run::hd6cb7f9181ac43b7
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:115:5
[INFO] [stderr]     17:     0x55e197f315ac - build_script_build::setup::h9be6a862a64ff5b1
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:30:5
[INFO] [stderr]     18:     0x55e197f31298 - build_script_build::main::h9678f281e7eb90a0
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/caca-sys-0.1.0/build.rs:11:5
[INFO] [stderr]     19:     0x55e197f33d3b - core::ops::function::FnOnce::call_once::hcd171ba23df104cb
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55e197f34b8e - std::sys_common::backtrace::__rust_begin_short_backtrace::hdbb863934db1346b
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18
[INFO] [stderr]     21:     0x55e197f30e71 - std::rt::lang_start::{{closure}}::h525123d50e378370
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x55e197f4f221 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h9e134bb161d17658
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55e197f4f221 - std::panicking::try::do_call::h7f361d911648db1a
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     24:     0x55e197f4f221 - std::panicking::try::hbe441b12f8ff00e7
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     25:     0x55e197f4f221 - std::panic::catch_unwind::h12066b7ab56d7459
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     26:     0x55e197f4f221 - std::rt::lang_start_internal::{{closure}}::h901c86e61467dcde
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x55e197f4f221 - std::panicking::try::do_call::h1817b5f028d90a8c
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40
[INFO] [stderr]     28:     0x55e197f4f221 - std::panicking::try::hd5afeaf2f0454960
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19
[INFO] [stderr]     29:     0x55e197f4f221 - std::panic::catch_unwind::h13348562ae6426ca
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14
[INFO] [stderr]     30:     0x55e197f4f221 - std::rt::lang_start_internal::hf194c7db73fedcb2
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x55e197f30e40 - std::rt::lang_start::hb6ca60a3d1907fcc
[INFO] [stderr]                                  at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x55e197f31fcc - main
[INFO] [stderr]     33:     0x7fca29e400b3 - __libc_start_main
[INFO] [stderr]     34:     0x55e197f2db9e - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "c7cbf34aeb03203017930efd7207ced5b55797156fe2fcbd767df6e477e36fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7cbf34aeb03203017930efd7207ced5b55797156fe2fcbd767df6e477e36fb5", kill_on_drop: false }`
[INFO] [stdout] c7cbf34aeb03203017930efd7207ced5b55797156fe2fcbd767df6e477e36fb5