[INFO] fetching crate tab 0.3.7... [INFO] checking tab-0.3.7 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate tab 0.3.7 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tab 0.3.7 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tab 0.3.7 [INFO] finished tweaking crates.io crate tab 0.3.7 [INFO] tweaked toml for crates.io crate tab 0.3.7 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate crates.io crate tab 0.3.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tab-daemon v0.3.4 [INFO] [stderr] Downloaded tab-command v0.3.6 [INFO] [stderr] Downloaded tab-pty v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a8866122ba5f7a1b1eb966a763c237e69a4d880897f52388296729b27e0b7b55 [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" "a8866122ba5f7a1b1eb966a763c237e69a4d880897f52388296729b27e0b7b55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a8866122ba5f7a1b1eb966a763c237e69a4d880897f52388296729b27e0b7b55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8866122ba5f7a1b1eb966a763c237e69a4d880897f52388296729b27e0b7b55", kill_on_drop: false }` [INFO] [stdout] a8866122ba5f7a1b1eb966a763c237e69a4d880897f52388296729b27e0b7b55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--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] 7ca8e8f5e0ca469ed919a2b03bab01d573816f20619a2500f29758da85473446 [INFO] running `Command { std: "docker" "start" "-a" "7ca8e8f5e0ca469ed919a2b03bab01d573816f20619a2500f29758da85473446", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.78 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling pin-project-internal v0.4.25 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Compiling sysinfo v0.15.2 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde_json v1.0.58 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Compiling rayon v1.4.1 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking predicates v1.0.5 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking url v2.1.1 [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 getrandom v0.1.15 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking mio v0.7.2 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling syn v1.0.42 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rayon-core v1.8.1 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking assert_cmd v1.0.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking rand v0.7.3 [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 simplelog v0.8.0 [INFO] [stderr] Checking dialoguer v0.6.2 [INFO] [stderr] Compiling tab v0.3.7 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tab v0.3.7 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-64e85332921ee0bf/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: 0x55ea34fefb50 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55ea34fefb50 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ea34fefb50 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55ea34fefb50 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55ea35008b0c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55ea34fedc42 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55ea34ff1c7d - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55ea34ff1c7d - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55ea34ff1c7d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55ea34ff1928 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55ea34ff2301 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55ea34ff1ea9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55ea34feffdc - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55ea34ff1e69 - rust_begin_unwind [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55ea35007e21 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55ea35007c43 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x55ea34fb38ef - core::result::Result::expect::hfac1882a99265eb5 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/result.rs:933 [INFO] [stderr] 17: 0x55ea34f6f2c7 - build_script_build::main::hd2f0a45fe579f131 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13 [INFO] [stderr] 18: 0x55ea34f7144b - core::ops::function::FnOnce::call_once::h78145d2122c14f7a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55ea34f7115e - std::sys_common::backtrace::__rust_begin_short_backtrace::h16fde0be1a7be2f9 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55ea34f70b91 - std::rt::lang_start::{{closure}}::h01b45fc5517bee19 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55ea34ff2727 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55ea34ff2727 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55ea34ff2727 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55ea34ff2727 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55ea34ff2727 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55ea34f70b67 - std::rt::lang_start::h6d2bc71d29954e26 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55ea34f7068a - main [INFO] [stderr] 28: 0x7f46e40ae0b3 - __libc_start_main [INFO] [stderr] 29: 0x55ea34f6f0be - _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" "7ca8e8f5e0ca469ed919a2b03bab01d573816f20619a2500f29758da85473446", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca8e8f5e0ca469ed919a2b03bab01d573816f20619a2500f29758da85473446", kill_on_drop: false }` [INFO] [stdout] 7ca8e8f5e0ca469ed919a2b03bab01d573816f20619a2500f29758da85473446