[INFO] fetching crate tab 0.3.6... [INFO] checking tab-0.3.6 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015 [INFO] extracting crate tab 0.3.6 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate tab 0.3.6 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate tab 0.3.6 [INFO] finished tweaking crates.io crate tab 0.3.6 [INFO] tweaked toml for crates.io crate tab 0.3.6 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate tab 0.3.6 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f612b57750efda80e67aa8294e02361bf7f9aa99e19b76cbfe6de8543e0e3b7d [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" "f612b57750efda80e67aa8294e02361bf7f9aa99e19b76cbfe6de8543e0e3b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f612b57750efda80e67aa8294e02361bf7f9aa99e19b76cbfe6de8543e0e3b7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f612b57750efda80e67aa8294e02361bf7f9aa99e19b76cbfe6de8543e0e3b7d", kill_on_drop: false }` [INFO] [stdout] f612b57750efda80e67aa8294e02361bf7f9aa99e19b76cbfe6de8543e0e3b7d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "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] b6c91e7069a53005ce769341589c00729a9024526cc81abbbfa26fff02f5cdb1 [INFO] running `Command { std: "docker" "start" "-a" "b6c91e7069a53005ce769341589c00729a9024526cc81abbbfa26fff02f5cdb1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking arc-swap v0.4.7 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.18 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling rayon-core v1.8.1 [INFO] [stderr] Compiling anyhow v1.0.32 [INFO] [stderr] Compiling doc-comment v0.3.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Compiling sysinfo v0.15.2 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Checking unicode_categories v0.1.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking ascii v0.9.3 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking yaml-rust v0.4.4 [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 predicates v1.0.5 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking ryu v1.0.5 [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 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 atty v0.2.14 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking strip-ansi-escapes v0.1.0 [INFO] [stderr] Checking mio v0.7.0 [INFO] [stderr] Checking dirs v3.0.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking assert_cmd v1.0.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking crossterm v0.17.7 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking sha-1 v0.9.1 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking chrono v0.4.15 [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 v0.3.6 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `tab v0.3.6 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/tab-4623e2ba492d73da/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: 0x5580f1c8e500 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5580f1c8e500 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5580f1c8e500 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5580f1c8e500 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5580f1ca777c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x5580f1c8c772 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x5580f1c9064d - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5580f1c9064d - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5580f1c9064d - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x5580f1c902f8 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x5580f1c90d31 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x5580f1c908d9 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x5580f1c8e98c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5580f1c90899 - rust_begin_unwind [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x5580f1ca6aa1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x5580f1ca68c3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x5580f1c6628f - core::result::Result::expect::h3579e0d121cb8965 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/result.rs:933 [INFO] [stderr] 17: 0x5580f1c0e2c7 - build_script_build::main::h1785a4ef8d357ad7 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13 [INFO] [stderr] 18: 0x5580f1c1003b - core::ops::function::FnOnce::call_once::hc914eeaa3f683c2c [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x5580f1c0fbce - std::sys_common::backtrace::__rust_begin_short_backtrace::h81c80a364e27fff0 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x5580f1c10341 - std::rt::lang_start::{{closure}}::hdb6dc9186bf2e548 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x5580f1c91157 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x5580f1c91157 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x5580f1c91157 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x5580f1c91157 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x5580f1c91157 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x5580f1c10317 - std::rt::lang_start::hecabe567a0630657 [INFO] [stderr] at /rustc/d62d3f7fa9a91d933213cc10e20e740608983f64/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x5580f1c0f68a - main [INFO] [stderr] 28: 0x7f468216f0b3 - __libc_start_main [INFO] [stderr] 29: 0x5580f1c0e0be - _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" "b6c91e7069a53005ce769341589c00729a9024526cc81abbbfa26fff02f5cdb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6c91e7069a53005ce769341589c00729a9024526cc81abbbfa26fff02f5cdb1", kill_on_drop: false }` [INFO] [stdout] b6c91e7069a53005ce769341589c00729a9024526cc81abbbfa26fff02f5cdb1