[INFO] fetching crate felloe 0.1.1... [INFO] checking felloe-0.1.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] extracting crate felloe 0.1.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate felloe 0.1.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate felloe 0.1.1 [INFO] finished tweaking crates.io crate felloe 0.1.1 [INFO] tweaked toml for crates.io crate felloe 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate crates.io crate felloe 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7979c43273dcf74f80bdb848b46dab541fd3f01078cede7d7b58a6440d49d982 [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" "7979c43273dcf74f80bdb848b46dab541fd3f01078cede7d7b58a6440d49d982", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7979c43273dcf74f80bdb848b46dab541fd3f01078cede7d7b58a6440d49d982", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7979c43273dcf74f80bdb848b46dab541fd3f01078cede7d7b58a6440d49d982", kill_on_drop: false }` [INFO] [stdout] 7979c43273dcf74f80bdb848b46dab541fd3f01078cede7d7b58a6440d49d982 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 393f416b5b507e6b216163ca657ea02eb633a1e8b5dd7b4ca198aa9d7a72b47b [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" "393f416b5b507e6b216163ca657ea02eb633a1e8b5dd7b4ca198aa9d7a72b47b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking number_prefix v0.3.0 [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 indexmap v1.4.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking encoding_rs v0.8.23 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking filetime v0.2.10 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tar v0.4.29 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking indicatif v0.13.0 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking crossterm v0.13.3 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking exitfailure v0.5.1 [INFO] [stderr] Compiling structopt v0.3.15 [INFO] [stderr] Compiling felloe v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/cli.rs:8:3 [INFO] [stdout] | [INFO] [stdout] 8 | #[structopt(setting(ColoredHelp))] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 9 | #[derive(Debug, StructOpt)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `felloe v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/felloe-c7c2dfb0ba4e6268/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:21:42 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5606e9e73c70 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5606e9e73c70 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5606e9e73c70 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5606e9e73c70 - ::fmt::he40bcdde3c4491cd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5606e9e8ee2f - core::fmt::write::h2c729149c08098ab [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5606e9e72175 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x5606e9e7582b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5606e9e7582b - std::sys_common::backtrace::print::h58edd634a14c2d4c [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5606e9e7582b - std::panicking::default_hook::{{closure}}::h71657a7591430164 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5606e9e7530d - std::panicking::default_hook::hcdf4eb5db072c85b [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5606e9e75ddd - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5606e9e759d7 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x5606e9e7410c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5606e9e75939 - rust_begin_unwind [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x5606e9df7fb1 - core::panicking::panic_fmt::he3827412471ccbb1 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5606e9df8043 - core::result::unwrap_failed::h6e66654d198da7bd [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x5606e9df8fee - core::result::Result::unwrap::h0468d4988e78801b [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x5606e9dfce22 - build_script_build::main::h321b057a3daefd74 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21:9 [INFO] [stderr] 18: 0x5606e9e00e7b - core::ops::function::FnOnce::call_once::h1b4d02f3276e5531 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x5606e9e0098e - std::sys_common::backtrace::__rust_begin_short_backtrace::h45214b517feab878 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x5606e9dfad11 - std::rt::lang_start::{{closure}}::h458a04b89e733d37 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x5606e9e761da - core::ops::function::impls:: for &F>::call_once::hd5953dadf0bc8f54 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x5606e9e761da - std::panicking::try::do_call::h23b369f1996fb7d4 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x5606e9e761da - std::panicking::try::he017ee9ed6bce192 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x5606e9e761da - std::panic::catch_unwind::hbfb892340a78b30d [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/panic.rs:431:14 [INFO] [stderr] 25: 0x5606e9e761da - std::rt::lang_start_internal::hce6e4c0ce56abb51 [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x5606e9dfacf0 - std::rt::lang_start::h706bd4dd555f84cf [INFO] [stderr] at /rustc/4fa76a4a7742bb9c1febe33019f5a9e7e4839a65/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x5606e9e000fc - main [INFO] [stderr] 28: 0x7f7af63be0b3 - __libc_start_main [INFO] [stderr] 29: 0x5606e9df86ae - _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" "393f416b5b507e6b216163ca657ea02eb633a1e8b5dd7b4ca198aa9d7a72b47b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "393f416b5b507e6b216163ca657ea02eb633a1e8b5dd7b4ca198aa9d7a72b47b", kill_on_drop: false }` [INFO] [stdout] 393f416b5b507e6b216163ca657ea02eb633a1e8b5dd7b4ca198aa9d7a72b47b