[INFO] fetching crate ext4 0.9.0...
[INFO] checking ext4-0.9.0 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate ext4 0.9.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ext4 0.9.0 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ext4 0.9.0
[INFO] finished tweaking crates.io crate ext4 0.9.0
[INFO] tweaked toml for crates.io crate ext4 0.9.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate ext4 0.9.0 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 89f145644d5ac541734b6517ec3873cc927e4d1cde9338117f0fd30c7915c8cc
[INFO] running `Command { std: "docker" "start" "-a" "89f145644d5ac541734b6517ec3873cc927e4d1cde9338117f0fd30c7915c8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "89f145644d5ac541734b6517ec3873cc927e4d1cde9338117f0fd30c7915c8cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f145644d5ac541734b6517ec3873cc927e4d1cde9338117f0fd30c7915c8cc", kill_on_drop: false }`
[INFO] [stdout] 89f145644d5ac541734b6517ec3873cc927e4d1cde9338117f0fd30c7915c8cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf7c1cee62a3e43124b5147436601e19fa16883e7c24041725ff7ef43f02fa0d
[INFO] running `Command { std: "docker" "start" "-a" "bf7c1cee62a3e43124b5147436601e19fa16883e7c24041725ff7ef43f02fa0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling ext4 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr] error: failed to run custom build command for `ext4 v0.9.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_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/debug/build/ext4-029af1c2ce02e3dd/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 build.rs:12:5:
[INFO] [stderr]   assertion failed: process::Command::new("tar").args(&["-C", DEST, "-xf",
[INFO] [stderr]                                       "scripts/generate-images/images.tgz"]).spawn()?.wait()?.success()
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x60ae5e0633fa - std::backtrace_rs::backtrace::libunwind::trace::h1a1e572723065690
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x60ae5e0633fa - std::backtrace_rs::backtrace::trace_unsynchronized::h1276564cb74b63a1
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x60ae5e0633fa - std::sys::backtrace::_print_fmt::h84871980db6e0e53
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x60ae5e0633fa - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4088fd32dca526b7
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x60ae5e08305b - core::fmt::rt::Argument::fmt::h56a71fe22ed738aa
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/rt.rs:177:76
[INFO] [stderr]      5:     0x60ae5e08305b - core::fmt::write::h194fcda28a99c511
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/fmt/mod.rs:1186:21
[INFO] [stderr]      6:     0x60ae5e060d43 - std::io::Write::write_fmt::h6dcab05f9fb3320d
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x60ae5e063242 - std::sys::backtrace::BacktraceLock::print::h587b834c61bc676c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x60ae5e064507 - std::panicking::default_hook::{{closure}}::h1647900569bd226e
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:268:22
[INFO] [stderr]      9:     0x60ae5e064336 - std::panicking::default_hook::h465fda42c5bc2837
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:295:9
[INFO] [stderr]     10:     0x60ae5e064b07 - std::panicking::rust_panic_with_hook::hc56ab325220cbe2c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:801:13
[INFO] [stderr]     11:     0x60ae5e064973 - std::panicking::begin_panic_handler::{{closure}}::h316d6705fe04cd83
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:667:13
[INFO] [stderr]     12:     0x60ae5e0638d9 - std::sys::backtrace::__rust_end_short_backtrace::h8a1797ffc3892a9a
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/sys/backtrace.rs:170:18
[INFO] [stderr]     13:     0x60ae5e064634 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:665:5
[INFO] [stderr]     14:     0x60ae5e0822c3 - core::panicking::panic_fmt::h80cb49115195fc7a
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:74:14
[INFO] [stderr]     15:     0x60ae5e08234c - core::panicking::panic::hcdf7a3505793e085
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/panicking.rs:148:5
[INFO] [stderr]     16:     0x60ae5e0404de - build_script_build::extract_test_images::h3c78bf3bfa00898f
[INFO] [stderr]     17:     0x60ae5e040559 - build_script_build::main::hee348dba7a54a9d2
[INFO] [stderr]     18:     0x60ae5e03d1f3 - core::ops::function::FnOnce::call_once::hd91a1947217b25e0
[INFO] [stderr]     19:     0x60ae5e03cb66 - std::sys::backtrace::__rust_begin_short_backtrace::h7603bc134a6ec461
[INFO] [stderr]     20:     0x60ae5e03ca99 - std::rt::lang_start::{{closure}}::h7ce54bd2bc09122e
[INFO] [stderr]     21:     0x60ae5e05e960 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hf344da535fe78f77
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     22:     0x60ae5e05e960 - std::panicking::try::do_call::h2fbf0504fe70cb61
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:557:40
[INFO] [stderr]     23:     0x60ae5e05e960 - std::panicking::try::h5063802c35bb4ab7
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:520:19
[INFO] [stderr]     24:     0x60ae5e05e960 - std::panic::catch_unwind::h0b208b69c0a4c4fc
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panic.rs:348:14
[INFO] [stderr]     25:     0x60ae5e05e960 - std::rt::lang_start_internal::{{closure}}::ha9b70365f04a863f
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/rt.rs:143:48
[INFO] [stderr]     26:     0x60ae5e05e960 - std::panicking::try::do_call::h0081cede6293561d
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:557:40
[INFO] [stderr]     27:     0x60ae5e05e960 - std::panicking::try::h5d6b53913d4208f1
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panicking.rs:520:19
[INFO] [stderr]     28:     0x60ae5e05e960 - std::panic::catch_unwind::h02006366d4ca7362
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/panic.rs:348:14
[INFO] [stderr]     29:     0x60ae5e05e960 - std::rt::lang_start_internal::hbb04572074a32f7c
[INFO] [stderr]                                  at /rustc/47af3d0de9d26c7deba4cfb203b710cc3f764e91/library/std/src/rt.rs:143:20
[INFO] [stderr]     30:     0x60ae5e03ca77 - std::rt::lang_start::h0da7fa12248cc728
[INFO] [stderr]     31:     0x60ae5e0405f5 - main
[INFO] [stderr]     32:     0x72dfd2b18d90 - <unknown>
[INFO] [stderr]     33:     0x72dfd2b18e40 - __libc_start_main
[INFO] [stderr]     34:     0x60ae5e03bb75 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bf7c1cee62a3e43124b5147436601e19fa16883e7c24041725ff7ef43f02fa0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf7c1cee62a3e43124b5147436601e19fa16883e7c24041725ff7ef43f02fa0d", kill_on_drop: false }`
[INFO] [stdout] bf7c1cee62a3e43124b5147436601e19fa16883e7c24041725ff7ef43f02fa0d
