[INFO] cloning repository https://github.com/AshyIsMe/fuse-ext4-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AshyIsMe/fuse-ext4-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshyIsMe%2Ffuse-ext4-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshyIsMe%2Ffuse-ext4-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 51f1a6d7b45221251bfc05aabd7def1eb79e1038
[INFO] testing AshyIsMe/fuse-ext4-rs against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshyIsMe%2Ffuse-ext4-rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AshyIsMe/fuse-ext4-rs on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AshyIsMe/fuse-ext4-rs
[INFO] finished tweaking git repo https://github.com/AshyIsMe/fuse-ext4-rs
[INFO] tweaked toml for git repo https://github.com/AshyIsMe/fuse-ext4-rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/AshyIsMe/fuse-ext4-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 818cac72a3f63deffa925c582104e83e03e5f9d028dc04c059b929be59162ef1
[INFO] running `Command { std: "docker" "start" "-a" "818cac72a3f63deffa925c582104e83e03e5f9d028dc04c059b929be59162ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "818cac72a3f63deffa925c582104e83e03e5f9d028dc04c059b929be59162ef1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "818cac72a3f63deffa925c582104e83e03e5f9d028dc04c059b929be59162ef1", kill_on_drop: false }`
[INFO] [stdout] 818cac72a3f63deffa925c582104e83e03e5f9d028dc04c059b929be59162ef1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da026cda1e9154dd5aedd5bfcc0723badd855363ca8188fc5cbc50f008565678
[INFO] running `Command { std: "docker" "start" "-a" "da026cda1e9154dd5aedd5bfcc0723badd855363ca8188fc5cbc50f008565678", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling thread-scoped v1.0.2
[INFO] [stderr]    Compiling ext4 v0.9.0 (https://github.com/FauxFaux/ext4-rs#dd0210ca)
[INFO] [stderr]    Compiling fuse v0.3.1
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr] error: failed to run custom build command for `ext4 v0.9.0 (https://github.com/FauxFaux/ext4-rs#dd0210ca)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/ext4-d0e017f3e7e175a5/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   tar: all-types.img: Cannot open: Read-only file system
[INFO] [stderr]   tar: all-types-32.img: Cannot open: Read-only file system
[INFO] [stderr]   tar: all-types-tiny.img: Cannot open: Read-only file system
[INFO] [stderr]   tar: all-types-big.img: Cannot open: Read-only file system
[INFO] [stderr]   tar: all-types-big-32.img: Cannot open: Read-only file system
[INFO] [stderr]   tar: Exiting with failure status due to previous errors
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: process::Command::new(\"tar\").args(&[\"-C\", DEST, \"-xf\",\n                                    \"scripts/generate-images/images.tgz\"]).spawn()?.wait()?.success()', /opt/rustwide/cargo-home/git/checkouts/ext4-rs-30936acc4ca63eef/dd0210c/build.rs:12:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x555864c8ef60 - std::backtrace_rs::backtrace::libunwind::trace::h34055254b57d8e79
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x555864c8ef60 - std::backtrace_rs::backtrace::trace_unsynchronized::h8f1e3fbd9afff6ec
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x555864c8ef60 - std::sys_common::backtrace::_print_fmt::h3a99a796b770c360
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x555864c8ef60 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h32d1f94a80615d18
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x555864cabe6c - core::fmt::write::h306731c068f7162c
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/fmt/mod.rs:1110:17
[INFO] [stderr]      5:     0x555864c8d885 - std::io::Write::write_fmt::hd2fa90334eee2a21
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/io/mod.rs:1588:15
[INFO] [stderr]      6:     0x555864c90b8b - std::sys_common::backtrace::_print::h5abaa2601a852287
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x555864c90b8b - std::sys_common::backtrace::print::h8d81445442bb638f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x555864c90b8b - std::panicking::default_hook::{{closure}}::hcfe804496a9fa747
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x555864c90661 - std::panicking::default_hook::hbea8e3ccf2ba8901
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x555864c91254 - std::panicking::rust_panic_with_hook::h7ee9e1a2d0f8975a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:622:17
[INFO] [stderr]     11:     0x555864c90d07 - std::panicking::begin_panic_handler::{{closure}}::h8ab3b4491718b2c7
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:517:13
[INFO] [stderr]     12:     0x555864c8f45c - std::sys_common::backtrace::__rust_end_short_backtrace::hd489062ffa586a9f
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x555864c90c99 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:515:5
[INFO] [stderr]     14:     0x555864c77051 - core::panicking::panic_fmt::hca6330e3e14086b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x555864c76f9d - core::panicking::panic::h1a48d878ff3dcd40
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/panicking.rs:50:5
[INFO] [stderr]     16:     0x555864c7a9f6 - build_script_build::extract_test_images::h33d9dd6210a52fb6
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/ext4-rs-30936acc4ca63eef/dd0210c/build.rs:12:5
[INFO] [stderr]     17:     0x555864c7aa09 - build_script_build::main::h70da2149bb3516b8
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/ext4-rs-30936acc4ca63eef/dd0210c/build.rs:22:5
[INFO] [stderr]     18:     0x555864c7bdcb - core::ops::function::FnOnce::call_once::h422efc517e040045
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x555864c7b97e - std::sys_common::backtrace::__rust_begin_short_backtrace::h95ce8a3ed8a5f3e5
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x555864c7a251 - std::rt::lang_start::{{closure}}::haddc68b0913336ca
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:49:18
[INFO] [stderr]     21:     0x555864c91759 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2aabc384aab89b7b
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x555864c91759 - std::panicking::try::do_call::hc5fcacb7a85fc7b1
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:401:40
[INFO] [stderr]     23:     0x555864c91759 - std::panicking::try::hb5d9603af3abbe3a
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panicking.rs:365:19
[INFO] [stderr]     24:     0x555864c91759 - std::panic::catch_unwind::h98fe6ac3925e64b4
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/panic.rs:434:14
[INFO] [stderr]     25:     0x555864c91759 - std::rt::lang_start_internal::h22ac7383c516f93e
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:34:21
[INFO] [stderr]     26:     0x555864c7a230 - std::rt::lang_start::he54e994cc875e4bc
[INFO] [stderr]                                  at /rustc/a178d0322ce20e33eac124758e837cbd80a6f633/library/std/src/rt.rs:48:5
[INFO] [stderr]     27:     0x555864c7aa6c - main
[INFO] [stderr]     28:     0x7fd0bf8560b3 - __libc_start_main
[INFO] [stderr]     29:     0x555864c777ae - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "da026cda1e9154dd5aedd5bfcc0723badd855363ca8188fc5cbc50f008565678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da026cda1e9154dd5aedd5bfcc0723badd855363ca8188fc5cbc50f008565678", kill_on_drop: false }`
[INFO] [stdout] da026cda1e9154dd5aedd5bfcc0723badd855363ca8188fc5cbc50f008565678