[INFO] fetching crate tab 0.3.2... [INFO] checking tab-0.3.2 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] extracting crate tab 0.3.2 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate tab 0.3.2 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tab 0.3.2 [INFO] finished tweaking crates.io crate tab 0.3.2 [INFO] tweaked toml for crates.io crate tab 0.3.2 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate tab 0.3.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tab-daemon v0.3.2 [INFO] [stderr] Downloaded tab-api v0.3.2 [INFO] [stderr] Downloaded tab-websocket v0.3.0 [INFO] [stderr] Downloaded tab-command v0.3.2 [INFO] [stderr] Downloaded tab-pty v0.3.2 [INFO] [stderr] Downloaded toml_edit v0.2.0 [INFO] [stderr] Downloaded sysinfo v0.15.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ae486355713f256c229187ee833561f464dec15d72c1c742c89684e9ff09c658 [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" "ae486355713f256c229187ee833561f464dec15d72c1c742c89684e9ff09c658", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ae486355713f256c229187ee833561f464dec15d72c1c742c89684e9ff09c658", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae486355713f256c229187ee833561f464dec15d72c1c742c89684e9ff09c658", kill_on_drop: false }` [INFO] [stdout] ae486355713f256c229187ee833561f464dec15d72c1c742c89684e9ff09c658 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d7e13474a4ac65f36366af1c456361d5fd1984c5cd12113705d0164a1ce1342 [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" "0d7e13474a4ac65f36366af1c456361d5fd1984c5cd12113705d0164a1ce1342", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.40 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling sysinfo v0.15.1 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Checking yaml-rust v0.4.4 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking predicates v1.0.5 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking signal-hook-registry v1.2.1 [INFO] [stderr] Checking net2 v0.2.35 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking assert_cmd v1.0.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking chrono v0.4.15 [INFO] [stderr] Checking rayon-core v1.8.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking dialoguer v0.6.2 [INFO] [stderr] Compiling tab v0.3.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tab v0.3.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-c1fabad3f71b65df/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'failed to create ./target/completions: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:13:45 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d0b760af90 - std::backtrace_rs::backtrace::libunwind::trace::h14e81b0c16b543a7 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55d0b760af90 - std::backtrace_rs::backtrace::trace_unsynchronized::hc9e39e172835ff32 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55d0b760af90 - std::sys_common::backtrace::_print_fmt::h31994df1c8c77b8f [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55d0b760af90 - ::fmt::he74e98acff43ec99 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55d0b762462c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55d0b7609247 - std::io::Write::write_fmt::hea6289e6649ff508 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55d0b760d0a0 - std::sys_common::backtrace::_print::h8cc65937fea24014 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55d0b760d0a0 - std::sys_common::backtrace::print::hff6a0ebb96535e34 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55d0b760d0a0 - std::panicking::default_hook::{{closure}}::h71b9700c5dda1b1d [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55d0b760cdec - std::panicking::default_hook::h0c46e634c06c69b6 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55d0b760d703 - std::panicking::rust_panic_with_hook::he52576a0c2093334 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55d0b760d2d9 - std::panicking::begin_panic_handler::{{closure}}::h411c800b810762b2 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55d0b760b41c - std::sys_common::backtrace::__rust_end_short_backtrace::ha657a272019e6aad [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55d0b760d299 - rust_begin_unwind [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55d0b7623951 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55d0b7623773 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/option.rs:1221 [INFO] [stderr] 16: 0x55d0b75db89c - core::result::Result::expect::h84958d006f7026f5 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/result.rs:933 [INFO] [stderr] 17: 0x55d0b758b28c - build_script_build::main::h36e6ab0217a79c06 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13 [INFO] [stderr] 18: 0x55d0b758cebb - core::ops::function::FnOnce::call_once::h12275300a8d18ca1 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55d0b758cd5e - std::sys_common::backtrace::__rust_begin_short_backtrace::h4f2de1a3e784c961 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55d0b758eac1 - std::rt::lang_start::{{closure}}::h9b5e8ffde240103f [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55d0b760db01 - core::ops::function::impls:: for &F>::call_once::h009d20b8a620bf60 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55d0b760db01 - std::panicking::try::do_call::h09431c39e2107c90 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55d0b760db01 - std::panicking::try::he27cf60b958af343 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55d0b760db01 - std::panic::catch_unwind::h7b646b0041dc5591 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55d0b760db01 - std::rt::lang_start_internal::hdad6c98af1e4747e [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55d0b758ea97 - std::rt::lang_start::h9c78e5e4a60630b8 [INFO] [stderr] at /rustc/b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55d0b758c50a - main [INFO] [stderr] 28: 0x7f303a88f0b3 - __libc_start_main [INFO] [stderr] 29: 0x55d0b758b0be - _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" "0d7e13474a4ac65f36366af1c456361d5fd1984c5cd12113705d0164a1ce1342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d7e13474a4ac65f36366af1c456361d5fd1984c5cd12113705d0164a1ce1342", kill_on_drop: false }` [INFO] [stdout] 0d7e13474a4ac65f36366af1c456361d5fd1984c5cd12113705d0164a1ce1342