[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] checking AshyIsMe/fuse-ext4-rs against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAshyIsMe%2Ffuse-ext4-rs" "/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/AshyIsMe/fuse-ext4-rs on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "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-4/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/FauxFaux/ext4-rs` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cntr-fuse-sys v0.4.0 [INFO] [stderr] Downloaded positioned-io v0.2.2 [INFO] [stderr] Downloaded fuse_mt v0.5.1 [INFO] [stderr] Downloaded bootsector v0.1.5 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cb250b7e31bd158199f8dedc109c7866c20d296baded081964e76c10ad931797 [INFO] running `Command { std: "docker" "start" "-a" "cb250b7e31bd158199f8dedc109c7866c20d296baded081964e76c10ad931797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cb250b7e31bd158199f8dedc109c7866c20d296baded081964e76c10ad931797", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb250b7e31bd158199f8dedc109c7866c20d296baded081964e76c10ad931797", kill_on_drop: false }` [INFO] [stdout] cb250b7e31bd158199f8dedc109c7866c20d296baded081964e76c10ad931797 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95fc2bc07f61743919823f4383f6a49e62f341995dbb4b1763381a77443ce70b [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" "95fc2bc07f61743919823f4383f6a49e62f341995dbb4b1763381a77443ce70b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.85 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ext4 v0.9.0 (https://github.com/FauxFaux/ext4-rs#dd0210ca) [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling fuse v0.3.1 [INFO] [stderr] Compiling cntr-fuse-sys v0.4.0 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking log v0.3.9 [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/ext4-9a6003e4993135ff/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: 0x5621d4628070 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5621d4628070 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5621d4628070 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5621d4628070 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5621d4645a5f - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5621d4626875 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x5621d4629cbb - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5621d4629cbb - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5621d4629cbb - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5621d4629791 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5621d462a2d0 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:625:17 [INFO] [stderr] 11: 0x5621d4629e37 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:517:13 [INFO] [stderr] 12: 0x5621d462850c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5621d4629dc9 - rust_begin_unwind [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x5621d460fff1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5621d460ff3d - core::panicking::panic::h3de4db67bd397eb3 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x5621d4612ecb - build_script_build::extract_test_images::h8d4e731ac997e286 [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/ext4-rs-30936acc4ca63eef/dd0210c/build.rs:12:5 [INFO] [stderr] 17: 0x5621d4613019 - build_script_build::main::h041292e9a61776a3 [INFO] [stderr] at /opt/rustwide/cargo-home/git/checkouts/ext4-rs-30936acc4ca63eef/dd0210c/build.rs:22:5 [INFO] [stderr] 18: 0x5621d4614bbb - core::ops::function::FnOnce::call_once::h5573d6a1219bab1b [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5621d461461e - std::sys_common::backtrace::__rust_begin_short_backtrace::h17f33c3d8d3d55f6 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5621d4613231 - std::rt::lang_start::{{closure}}::h128e42ff83d46e49 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x5621d462a70a - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5621d462a70a - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x5621d462a70a - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x5621d462a70a - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x5621d462a70a - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x5621d4613210 - std::rt::lang_start::he03a9b618b71ec32 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x5621d461307c - main [INFO] [stderr] 28: 0x7f5fdd22b0b3 - __libc_start_main [INFO] [stderr] 29: 0x5621d461074e - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "95fc2bc07f61743919823f4383f6a49e62f341995dbb4b1763381a77443ce70b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95fc2bc07f61743919823f4383f6a49e62f341995dbb4b1763381a77443ce70b", kill_on_drop: false }` [INFO] [stdout] 95fc2bc07f61743919823f4383f6a49e62f341995dbb4b1763381a77443ce70b