[INFO] fetching crate tab 0.5.5... [INFO] checking tab-0.5.5 against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213 [INFO] extracting crate tab 0.5.5 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate tab 0.5.5 on toolchain 339e19697a39a78f4d669c217b7d21109215de41 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tab 0.5.5 [INFO] finished tweaking crates.io crate tab 0.5.5 [INFO] tweaked toml for crates.io crate tab 0.5.5 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate tab 0.5.5 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", 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] 6fb830fc5169d929d74e5c9f418582cdf70368358f58024af84d6262aa1714a1 [INFO] running `Command { std: "docker" "start" "-a" "6fb830fc5169d929d74e5c9f418582cdf70368358f58024af84d6262aa1714a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fb830fc5169d929d74e5c9f418582cdf70368358f58024af84d6262aa1714a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fb830fc5169d929d74e5c9f418582cdf70368358f58024af84d6262aa1714a1", kill_on_drop: false }` [INFO] [stdout] 6fb830fc5169d929d74e5c9f418582cdf70368358f58024af84d6262aa1714a1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "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] edc0b565c0a6bcc25cd72f181c828877015e5f43706951ef37b2853003f2fd2e [INFO] running `Command { std: "docker" "start" "-a" "edc0b565c0a6bcc25cd72f181c828877015e5f43706951ef37b2853003f2fd2e", kill_on_drop: false }` [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling const_fn v0.4.5 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking dtoa v0.4.7 [INFO] [stderr] Compiling sysinfo v0.15.4 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking smallvec v1.6.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Compiling serde_json v1.0.61 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking predicates-core v1.0.1 [INFO] [stderr] Checking zeroize v0.9.3 [INFO] [stderr] Checking treeline v0.1.0 [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] Checking thread_local v1.0.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking http v0.2.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking log v0.4.11 [INFO] [stderr] Checking predicates-tree v1.0.1 [INFO] [stderr] Checking predicates v1.0.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking fuzzy-matcher v0.3.7 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking terminal_size v0.1.15 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking termios v0.3.3 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking log-panics v2.0.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking assert_cmd v1.0.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossterm v0.19.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossbeam-epoch v0.9.1 [INFO] [stderr] Checking num-integer v0.1.44 [INFO] [stderr] Checking console v0.13.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking rayon-core v1.9.0 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Checking dialoguer v0.7.1 [INFO] [stderr] Checking tungstenite v0.11.1 [INFO] [stderr] Checking simplelog v0.8.0 [INFO] [stderr] Checking simplelog v0.9.0 [INFO] [stderr] Compiling tab v0.5.5 (/opt/rustwide/workdir) [INFO] [stderr] Checking toml_edit v0.2.0 [INFO] [stderr] error: failed to run custom build command for `tab v0.5.5 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-06e7829ab6744416/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: 0x55bc14a00e07 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55bc14a00e07 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55bc14a00e07 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55bc14a00e07 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55bc14a1820c - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x55bc149fe892 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55bc14a02b35 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55bc14a02b35 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55bc14a02b35 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55bc14a02693 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55bc14a032d1 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55bc14a02e17 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x55bc14a012cc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55bc14a02d79 - rust_begin_unwind [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x55bc14a175e1 - core::panicking::panic_fmt::h20225113c4a2f8fd [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55bc14a17403 - core::option::expect_none_failed::hc6d6d4cea4fdc285 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/option.rs:1266:5 [INFO] [stderr] 16: 0x55bc149d74f4 - core::result::Result::expect::hd9e0a27d8005373c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/result.rs:929:23 [INFO] [stderr] 17: 0x55bc14981293 - build_script_build::main::h9882d096b1942a32 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13:5 [INFO] [stderr] 18: 0x55bc149850eb - core::ops::function::FnOnce::call_once::hc7a3b2b54ebafbb6 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55bc1498351e - std::sys_common::backtrace::__rust_begin_short_backtrace::h062da25102d6cfbf [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55bc149832d1 - std::rt::lang_start::{{closure}}::h13b964f7abe0a10a [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x55bc14a036f7 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55bc14a036f7 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x55bc14a036f7 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x55bc14a036f7 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x55bc14a036f7 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x55bc149832a7 - std::rt::lang_start::hdaf75a21a0159653 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x55bc1498270a - main [INFO] [stderr] 28: 0x7f650dd5f0b3 - __libc_start_main [INFO] [stderr] 29: 0x55bc149810be - _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" "edc0b565c0a6bcc25cd72f181c828877015e5f43706951ef37b2853003f2fd2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "edc0b565c0a6bcc25cd72f181c828877015e5f43706951ef37b2853003f2fd2e", kill_on_drop: false }` [INFO] [stdout] edc0b565c0a6bcc25cd72f181c828877015e5f43706951ef37b2853003f2fd2e