[INFO] cloning repository https://github.com/FauxFaux/contentin [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FauxFaux/contentin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcontentin", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcontentin'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d6eb131c7cf530b2aa2a4eb603a2ee898e1a3bae [INFO] testing FauxFaux/contentin against try#46592174fb13958bb9a2aa0d7af6c1224e1d7143 for pr-83796 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFauxFaux%2Fcontentin" "/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/FauxFaux/contentin on toolchain 46592174fb13958bb9a2aa0d7af6c1224e1d7143 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+46592174fb13958bb9a2aa0d7af6c1224e1d7143" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FauxFaux/contentin [INFO] finished tweaking git repo https://github.com/FauxFaux/contentin [INFO] tweaked toml for git repo https://github.com/FauxFaux/contentin written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/FauxFaux/contentin already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+46592174fb13958bb9a2aa0d7af6c1224e1d7143" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread-pool v0.1.1 [INFO] [stderr] Downloaded xattr v0.1.11 [INFO] [stderr] Downloaded capnpc v0.8.8 [INFO] [stderr] Downloaded two-lock-queue v0.1.1 [INFO] [stderr] Downloaded bootsector v0.1.1 [INFO] [stderr] Downloaded capnp v0.8.16 [INFO] [stderr] Downloaded tar v0.4.14 [INFO] [stderr] Downloaded xz2 v0.1.4 [INFO] [stderr] Downloaded ar v0.2.0 [INFO] [stderr] Downloaded ext4 v0.4.1 [INFO] [stderr] Downloaded lzma-sys v0.1.9 [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" "+46592174fb13958bb9a2aa0d7af6c1224e1d7143" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2f14c8786f771412265341daef1bed432750ce7b73a9aea711f46d79f9db508c [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" "2f14c8786f771412265341daef1bed432750ce7b73a9aea711f46d79f9db508c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f14c8786f771412265341daef1bed432750ce7b73a9aea711f46d79f9db508c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f14c8786f771412265341daef1bed432750ce7b73a9aea711f46d79f9db508c", kill_on_drop: false }` [INFO] [stdout] 2f14c8786f771412265341daef1bed432750ce7b73a9aea711f46d79f9db508c [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" "+46592174fb13958bb9a2aa0d7af6c1224e1d7143" "build" "--frozen" "--message-format=json", 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] fedad4368497d03b9cb8fb709a436728af0b1ddb6a551d044dc9c687e2043aa4 [INFO] running `Command { std: "docker" "start" "-a" "fedad4368497d03b9cb8fb709a436728af0b1ddb6a551d044dc9c687e2043aa4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.39 [INFO] [stderr] Compiling cc v1.0.9 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling remove_dir_all v0.5.0 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling num-traits v0.2.2 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling ext4 v0.4.1 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling podio v0.1.6 [INFO] [stderr] Compiling two-lock-queue v0.1.1 [INFO] [stderr] Compiling base32 v0.3.1 [INFO] [stderr] Compiling ar v0.2.0 [INFO] [stderr] Compiling capnp v0.8.16 [INFO] [stderr] Compiling pulldown-cmark v0.0.8 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling regex-syntax v0.5.3 [INFO] [stderr] Compiling bootsector v0.1.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling miniz_oxide v0.1.2 [INFO] [stderr] Compiling atty v0.2.8 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling xattr v0.1.11 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling users v0.5.3 [INFO] [stderr] error: failed to run custom build command for `ext4 v0.4.1` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/ext4-8bf5d6a4c79e69f2/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/registry/src/github.com-1ecc6299db9ec823/ext4-0.4.1/build.rs:12:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55accf1e9f30 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55accf1e9f30 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55accf1e9f30 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55accf1e9f30 - ::fmt::h1a8751bf59281272 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55accf20768f - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x55accf1e86b5 - std::io::Write::write_fmt::hd7dd3a1df9b6befb [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/io/mod.rs:1580:15 [INFO] [stderr] 6: 0x55accf1eba5b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55accf1eba5b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55accf1eba5b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55accf1eb53d - std::panicking::default_hook::h3067e8318decd17a [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55accf1ec00d - std::panicking::rust_panic_with_hook::h81b8facc50f34daa [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55accf1ebbd7 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x55accf1ea3ec - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55accf1ebb69 - rust_begin_unwind [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55accf1d20b1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55accf1d1ffd - core::panicking::panic::h3de4db67bd397eb3 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x55accf1d563b - build_script_build::extract_test_images::h4da6f20f4938ed61 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ext4-0.4.1/build.rs:12:5 [INFO] [stderr] 17: 0x55accf1d5789 - build_script_build::main::h3e12eb38ecb58a15 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ext4-0.4.1/build.rs:25:5 [INFO] [stderr] 18: 0x55accf1d746b - core::ops::function::FnOnce::call_once::h793f24b94e92e5a6 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55accf1d6bee - std::sys_common::backtrace::__rust_begin_short_backtrace::hc403b0e78bffc71b [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55accf1d4961 - std::rt::lang_start::{{closure}}::h0a6f6720f8e465c0 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55accf1ec40a - core::ops::function::impls:: for &F>::call_once::h3b8c329143d7638a [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55accf1ec40a - std::panicking::try::do_call::h4b72c261b4eefc1b [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55accf1ec40a - std::panicking::try::h703d31b7896cbd49 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55accf1ec40a - std::panic::catch_unwind::h37cad9b35388a915 [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x55accf1ec40a - std::rt::lang_start_internal::hab5a8a909af4f90e [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55accf1d4940 - std::rt::lang_start::h07844c4d2cde4fad [INFO] [stderr] at /rustc/46592174fb13958bb9a2aa0d7af6c1224e1d7143/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55accf1d57ec - main [INFO] [stderr] 28: 0x7f7c3de380b3 - __libc_start_main [INFO] [stderr] 29: 0x55accf1d27ae - _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" "fedad4368497d03b9cb8fb709a436728af0b1ddb6a551d044dc9c687e2043aa4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fedad4368497d03b9cb8fb709a436728af0b1ddb6a551d044dc9c687e2043aa4", kill_on_drop: false }` [INFO] [stdout] fedad4368497d03b9cb8fb709a436728af0b1ddb6a551d044dc9c687e2043aa4