[INFO] fetching crate tab 0.5.7... [INFO] checking tab-0.5.7 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate tab 0.5.7 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate tab 0.5.7 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-3/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: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5609fca6f6aa138a56cdeea745a102d9779fe0d17fa15d9741929523b79e97a4 [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" "5609fca6f6aa138a56cdeea745a102d9779fe0d17fa15d9741929523b79e97a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5609fca6f6aa138a56cdeea745a102d9779fe0d17fa15d9741929523b79e97a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5609fca6f6aa138a56cdeea745a102d9779fe0d17fa15d9741929523b79e97a4", kill_on_drop: false }` [INFO] [stdout] 5609fca6f6aa138a56cdeea745a102d9779fe0d17fa15d9741929523b79e97a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c02b10ec3293e233e65502abecf59fdd4c2be2ff94356d74c18f6e781220f34f [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" "c02b10ec3293e233e65502abecf59fdd4c2be2ff94356d74c18f6e781220f34f", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling syn v1.0.60 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking futures-core v0.3.12 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling serde_derive v1.0.123 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking futures-sink v0.3.12 [INFO] [stderr] Compiling serde v1.0.123 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Checking futures-io v0.3.12 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling pin-project-internal v0.4.27 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.38 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking owned-alloc v0.2.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking arc-swap v0.4.8 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking ucd-trie v0.1.3 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Checking futures v0.1.30 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling serde_json v1.0.62 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking futures-channel v0.3.12 [INFO] [stderr] Checking futures-task v0.3.12 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking input_buffer v0.3.1 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking form_urlencoded v1.0.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.1 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking lockfree v0.5.1 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Checking pest v2.1.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking http v0.2.3 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking predicates v1.0.7 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking terminal_size v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.8.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking log-panics v2.0.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking unicode-normalization v0.1.17 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking semver-parser v0.10.2 [INFO] [stderr] Compiling sysinfo v0.15.9 [INFO] [stderr] Checking assert_cmd v1.0.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking rand v0.8.3 [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 idna v0.2.1 [INFO] [stderr] Checking semver v0.11.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking sha-1 v0.9.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking url v2.2.0 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking simplelog v0.9.0 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking toml_edit v0.2.0 [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] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-af90f41b664677d8/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'failed to create ./target/completions: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:13:45 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x560dc409aeec - std::backtrace_rs::backtrace::libunwind::trace::ha21b6ba3016b6364 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x560dc409aeec - std::backtrace_rs::backtrace::trace_unsynchronized::hf515241a118c4e5a [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x560dc409aeec - std::sys_common::backtrace::_print_fmt::h339cd474d88b8467 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x560dc409aeec - ::fmt::h06b8f714a0700be1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x560dc40b437c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/fmt/mod.rs:1117:17 [INFO] [stderr] 5: 0x560dc4098e55 - std::io::Write::write_fmt::hb1c61d571fcd8cbf [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x560dc409c5d0 - std::sys_common::backtrace::_print::hcd1fe1237ea0c752 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x560dc409c5d0 - std::sys_common::backtrace::print::hae7d6625a78cd32e [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x560dc409c5d0 - std::panicking::default_hook::{{closure}}::h9a7fffa4e6b396ed [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x560dc409c18b - std::panicking::default_hook::h5dc58e323cddd123 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x560dc409cc84 - std::panicking::rust_panic_with_hook::hbef17e4338d7de57 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x560dc409c760 - std::panicking::begin_panic_handler::{{closure}}::hd8a92a4b1c3baae0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x560dc409b3b4 - std::sys_common::backtrace::__rust_end_short_backtrace::ha5ac263a7609ace8 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x560dc409c6c9 - rust_begin_unwind [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x560dc4021ed1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/panicking.rs:93:14 [INFO] [stderr] 15: 0x560dc4021f63 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x560dc4053708 - core::result::Result::expect::h95b99d69e12fe78a [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1259:23 [INFO] [stderr] 17: 0x560dc402284a - build_script_build::main::hbca6940fc44583c9 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13:5 [INFO] [stderr] 18: 0x560dc402490b - core::ops::function::FnOnce::call_once::h802658692f67fd99 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x560dc4024d5e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd8c131e40a5df1b8 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x560dc40246d1 - std::rt::lang_start::{{closure}}::h660de215206c2dbc [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x560dc409d18a - core::ops::function::impls:: for &F>::call_once::hc9bc8961e4809a14 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x560dc409d18a - std::panicking::try::do_call::h6f00e12df2af6579 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 23: 0x560dc409d18a - std::panicking::try::h588c31a0a9a8ad2c [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 24: 0x560dc409d18a - std::panic::catch_unwind::h8ebc4fcb0e51bec0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 25: 0x560dc409d18a - std::rt::lang_start_internal::{{closure}}::had93e50fbfd893a1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x560dc409d18a - std::panicking::try::do_call::hf70c5056d8b410b7 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 27: 0x560dc409d18a - std::panicking::try::h0c680320de5deb84 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 28: 0x560dc409d18a - std::panic::catch_unwind::h7b94a99f13366c53 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 29: 0x560dc409d18a - std::rt::lang_start_internal::hca14fb2549072049 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x560dc40246a0 - std::rt::lang_start::hcb64b3268aadbe44 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x560dc4023f3c - main [INFO] [stderr] 32: 0x7f24b2e2b0b3 - __libc_start_main [INFO] [stderr] 33: 0x560dc402262e - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "c02b10ec3293e233e65502abecf59fdd4c2be2ff94356d74c18f6e781220f34f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c02b10ec3293e233e65502abecf59fdd4c2be2ff94356d74c18f6e781220f34f", kill_on_drop: false }` [INFO] [stdout] c02b10ec3293e233e65502abecf59fdd4c2be2ff94356d74c18f6e781220f34f