[INFO] fetching crate tab 0.5.7... [INFO] checking tab-0.5.7 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384 [INFO] extracting crate tab 0.5.7 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate tab 0.5.7 on toolchain 506512391b1a75ae450d36c9420978402a91abcc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tab 0.5.7 [INFO] finished tweaking crates.io crate tab 0.5.7 [INFO] tweaked toml for crates.io crate tab 0.5.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate tab 0.5.7 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded which v4.0.2 [INFO] [stderr] Downloaded tab-pty v0.5.3 [INFO] [stderr] Downloaded log-panics v2.0.0 [INFO] [stderr] Downloaded futures v0.1.30 [INFO] [stderr] Downloaded tab-websocket v0.5.0 [INFO] [stderr] Downloaded console v0.13.0 [INFO] [stderr] Downloaded idna v0.2.1 [INFO] [stderr] Downloaded zeroize v0.9.3 [INFO] [stderr] Downloaded dialoguer v0.7.1 [INFO] [stderr] Downloaded insta v0.16.1 [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded strip-ansi-escapes v0.1.0 [INFO] [stderr] Downloaded typed-builder v0.8.0 [INFO] [stderr] Downloaded tab-command v0.5.7 [INFO] [stderr] Downloaded tab-daemon v0.5.4 [INFO] [stderr] Downloaded dtoa v0.4.7 [INFO] [stderr] Downloaded snailquote v0.3.0 [INFO] [stderr] Downloaded sysinfo v0.15.9 [INFO] [stderr] Downloaded tab-api v0.5.6 [INFO] [stderr] Downloaded vte v0.3.3 [INFO] [stderr] Downloaded tab-pty-process v0.2.0 [INFO] [stderr] Downloaded async-tungstenite v0.8.0 [INFO] [stderr] Downloaded lifeline v0.4.0 [INFO] [stderr] Downloaded tungstenite v0.11.1 [INFO] [stderr] Downloaded toml_edit v0.2.0 [INFO] [stderr] Downloaded tokio-test v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7761e58779fc44b2037acd097597cea54fd1f846cb10114195a937ce82798301 [INFO] running `Command { std: "docker" "start" "-a" "7761e58779fc44b2037acd097597cea54fd1f846cb10114195a937ce82798301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7761e58779fc44b2037acd097597cea54fd1f846cb10114195a937ce82798301", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7761e58779fc44b2037acd097597cea54fd1f846cb10114195a937ce82798301", kill_on_drop: false }` [INFO] [stdout] 7761e58779fc44b2037acd097597cea54fd1f846cb10114195a937ce82798301 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f08be8e92f3279a1c0ee9da29204ab708821ece5ade2d651e68d40938fe37aec [INFO] running `Command { std: "docker" "start" "-a" "f08be8e92f3279a1c0ee9da29204ab708821ece5ade2d651e68d40938fe37aec", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking futures-core v0.3.12 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking futures-sink v0.3.12 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking futures-channel v0.3.12 [INFO] [stderr] Checking futures-io v0.3.12 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking owned-alloc v0.2.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking lockfree v0.5.1 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking arc-swap v0.4.8 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking utf-8 v0.7.5 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking futures v0.1.30 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Compiling sysinfo v0.15.9 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking sha-1 v0.9.3 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking idna v0.2.1 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking log-panics v2.0.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking simplelog v0.9.0 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking zeroize v0.9.3 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking predicates v1.0.7 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking assert_cmd v1.0.3 [INFO] [stderr] Compiling futures-macro v0.3.12 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Compiling async-trait v0.1.42 [INFO] [stderr] Compiling typed-builder v0.8.0 [INFO] [stderr] Compiling tab v0.5.7 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tab v0.5.7 (/opt/rustwide/workdir)` [INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-3b825189406fa4e7/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at build.rs:13:45: [INFO] [stderr] failed to create ./target/completions: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5598b521ee35 - std::backtrace_rs::backtrace::libunwind::trace::h876d7c806a499a4c [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5 [INFO] [stderr] 1: 0x5598b521ee35 - std::backtrace_rs::backtrace::trace_unsynchronized::h93aa6ac20204363f [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5598b521ee35 - std::sys_common::backtrace::_print_fmt::haa4d06348037420c [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/sys_common/backtrace.rs:68:5 [INFO] [stderr] 3: 0x5598b521ee35 - ::fmt::hb19a1068483db389 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/sys_common/backtrace.rs:44:22 [INFO] [stderr] 4: 0x5598b523d63b - core::fmt::rt::Argument::fmt::he1186800a1f8dba1 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/fmt/rt.rs:165:63 [INFO] [stderr] 5: 0x5598b523d63b - core::fmt::write::h93b97d526ac83ab7 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/fmt/mod.rs:1169:21 [INFO] [stderr] 6: 0x5598b521ca9f - std::io::Write::write_fmt::h5b8b8a434bcca5dd [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/io/mod.rs:1835:15 [INFO] [stderr] 7: 0x5598b521ec0e - std::sys_common::backtrace::_print::h68eb04d9824256f0 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/sys_common/backtrace.rs:47:5 [INFO] [stderr] 8: 0x5598b521ec0e - std::sys_common::backtrace::print::h9c98f0d9c4306586 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/sys_common/backtrace.rs:34:9 [INFO] [stderr] 9: 0x5598b521ff79 - std::panicking::default_hook::{{closure}}::hcf6830dc400daae4 [INFO] [stderr] 10: 0x5598b521fcbd - std::panicking::default_hook::h483615856e3a5cc0 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:298:9 [INFO] [stderr] 11: 0x5598b5220433 - std::panicking::rust_panic_with_hook::h36ebc998f351e5fd [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:795:13 [INFO] [stderr] 12: 0x5598b5220314 - std::panicking::begin_panic_handler::{{closure}}::h686207a93492b797 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:664:13 [INFO] [stderr] 13: 0x5598b521f2f9 - std::sys_common::backtrace::__rust_end_short_backtrace::h2e37e6bf5aac538a [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/sys_common/backtrace.rs:171:18 [INFO] [stderr] 14: 0x5598b5220047 - rust_begin_unwind [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:652:5 [INFO] [stderr] 15: 0x5598b523c6f3 - core::panicking::panic_fmt::heae5d8e5e3703b89 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/panicking.rs:72:14 [INFO] [stderr] 16: 0x5598b523cc36 - core::result::unwrap_failed::hd5eec0649c67d3d0 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/result.rs:1658:5 [INFO] [stderr] 17: 0x5598b51e0f53 - core::result::Result::expect::h8a3f6c2dd3c273ff [INFO] [stderr] 18: 0x5598b51bbd19 - build_script_build::main::h2f226dcdcd1741e0 [INFO] [stderr] 19: 0x5598b51bab33 - core::ops::function::FnOnce::call_once::hc7336404b01137e4 [INFO] [stderr] 20: 0x5598b51b9f26 - std::sys_common::backtrace::__rust_begin_short_backtrace::hd8f96358fbd9c66d [INFO] [stderr] 21: 0x5598b51ba069 - std::rt::lang_start::{{closure}}::ha87ef857af5b89dd [INFO] [stderr] 22: 0x5598b521a05d - core::ops::function::impls:: for &F>::call_once::h75d0a4fe40296b94 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/ops/function.rs:284:13 [INFO] [stderr] 23: 0x5598b521a05d - std::panicking::try::do_call::ha27ca65264b021a4 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:559:40 [INFO] [stderr] 24: 0x5598b521a05d - std::panicking::try::h901e100a17b3cd54 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:523:19 [INFO] [stderr] 25: 0x5598b521a05d - std::panic::catch_unwind::h13d256f1691dfb07 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panic.rs:149:14 [INFO] [stderr] 26: 0x5598b521a05d - std::rt::lang_start_internal::{{closure}}::hdf5a5a26190e1fd8 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/rt.rs:141:48 [INFO] [stderr] 27: 0x5598b521a05d - std::panicking::try::do_call::h3a8fb98242ec30e5 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:559:40 [INFO] [stderr] 28: 0x5598b521a05d - std::panicking::try::h881801cd3cb8ba77 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panicking.rs:523:19 [INFO] [stderr] 29: 0x5598b521a05d - std::panic::catch_unwind::he14d380083644433 [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/panic.rs:149:14 [INFO] [stderr] 30: 0x5598b521a05d - std::rt::lang_start_internal::hf560e7575b65e65f [INFO] [stderr] at /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/std/src/rt.rs:141:20 [INFO] [stderr] 31: 0x5598b51ba047 - std::rt::lang_start::ha6f87e4caf2e1ca6 [INFO] [stderr] 32: 0x5598b51bd465 - main [INFO] [stderr] 33: 0x7f444d55ad90 - [INFO] [stderr] 34: 0x7f444d55ae40 - __libc_start_main [INFO] [stderr] 35: 0x5598b51b9de5 - _start [INFO] [stderr] 36: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "f08be8e92f3279a1c0ee9da29204ab708821ece5ade2d651e68d40938fe37aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f08be8e92f3279a1c0ee9da29204ab708821ece5ade2d651e68d40938fe37aec", kill_on_drop: false }` [INFO] [stdout] f08be8e92f3279a1c0ee9da29204ab708821ece5ade2d651e68d40938fe37aec