[INFO] crate ext4 0.7.0 is already in cache [INFO] checking ext4-0.7.0 against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919 [INFO] extracting crate ext4 0.7.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate ext4 0.7.0 on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad [INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate ext4 0.7.0 [INFO] finished tweaking crates.io crate ext4 0.7.0 [INFO] tweaked toml for crates.io crate ext4 0.7.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 274e90dc9b9044108a5ce5eadbf2f94a4cbacf9e0519dce9dcc5b77cd19d06bb [INFO] running `"docker" "start" "-a" "274e90dc9b9044108a5ce5eadbf2f94a4cbacf9e0519dce9dcc5b77cd19d06bb"` [INFO] [stderr] Compiling ext4 v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bootsector v0.1.2 [INFO] [stderr] error: failed to run custom build command for `ext4 v0.7.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ext4-f4e61517c04e8907/build-script-build` (exit code: 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", [INFO] [stderr] "scripts/generate-images/images.tgz"]).spawn()?.wait()?.success()', build.rs:12:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x555d24e91644 - backtrace::backtrace::libunwind::trace::h86a11ecd6abb81ed [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x555d24e91644 - backtrace::backtrace::trace_unsynchronized::hb15fe4110e5f85d2 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.40/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x555d24e91644 - std::sys_common::backtrace::_print_fmt::h3fe925aba6fb8a40 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:84 [INFO] [stderr] 3: 0x555d24e91644 - ::fmt::heeb49cad91640f09 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:61 [INFO] [stderr] 4: 0x555d24eaec9c - core::fmt::write::h8833349fa0c8591c [INFO] [stderr] at src/libcore/fmt/mod.rs:1024 [INFO] [stderr] 5: 0x555d24e8fd47 - std::io::Write::write_fmt::h04c97778c24a45de [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x555d24e935ae - std::sys_common::backtrace::_print::h94674bd19992a2fa [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:65 [INFO] [stderr] 7: 0x555d24e935ae - std::sys_common::backtrace::print::h96ed28e8e2a34b72 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:50 [INFO] [stderr] 8: 0x555d24e935ae - std::panicking::default_hook::{{closure}}::h11c2ff14a155c2b9 [INFO] [stderr] at src/libstd/panicking.rs:193 [INFO] [stderr] 9: 0x555d24e932a1 - std::panicking::default_hook::h036f22f28618618b [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x555d24e93bdb - std::panicking::rust_panic_with_hook::hf61d02f6b05d844c [INFO] [stderr] at src/libstd/panicking.rs:471 [INFO] [stderr] 11: 0x555d24e86fd3 - std::panicking::begin_panic::he2f504c06b564817 [INFO] [stderr] at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/panicking.rs:404 [INFO] [stderr] 12: 0x555d24e8a515 - build_script_build::extract_test_images::h524e91ba7890d948 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:12 [INFO] [stderr] 13: 0x555d24e8a6ee - build_script_build::main::h5e6b588d70c45bc4 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:22 [INFO] [stderr] 14: 0x555d24e86c80 - std::rt::lang_start::{{closure}}::h8e62b9c18ddf8a08 [INFO] [stderr] at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67 [INFO] [stderr] 15: 0x555d24e93673 - std::rt::lang_start_internal::{{closure}}::h8908fde85afe23e2 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 16: 0x555d24e93673 - std::panicking::try::do_call::h4a6b7fd652bb44be [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 17: 0x555d24e99cba - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:81 [INFO] [stderr] 18: 0x555d24e94070 - std::panicking::try::h3a04761f208f0237 [INFO] [stderr] at src/libstd/panicking.rs:270 [INFO] [stderr] 19: 0x555d24e94070 - std::panic::catch_unwind::hcd13548900b20da0 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x555d24e94070 - std::rt::lang_start_internal::hcbec06ca7695af54 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 21: 0x555d24e86c59 - std::rt::lang_start::h8c238561437e6bb3 [INFO] [stderr] at /rustc/4007d4ef26eab44bdabc2b7574d032152264d3ad/src/libstd/rt.rs:67 [INFO] [stderr] 22: 0x555d24e8a72a - main [INFO] [stderr] 23: 0x7f52b36ceb97 - __libc_start_main [INFO] [stderr] 24: 0x555d24e829fa - _start [INFO] [stderr] 25: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "274e90dc9b9044108a5ce5eadbf2f94a4cbacf9e0519dce9dcc5b77cd19d06bb"` [INFO] running `"docker" "rm" "-f" "274e90dc9b9044108a5ce5eadbf2f94a4cbacf9e0519dce9dcc5b77cd19d06bb"` [INFO] [stdout] 274e90dc9b9044108a5ce5eadbf2f94a4cbacf9e0519dce9dcc5b77cd19d06bb