[INFO] fetching crate felloe 0.1.1... [INFO] testing felloe-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate felloe 0.1.1 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate felloe 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-10/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossterm_winapi v0.4.0 [INFO] [stderr] Downloaded crossterm v0.13.3 [INFO] [stderr] Downloaded tar v0.4.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 0e44996824df9e2941b2b0c4cc623cd28abe97ca5c312d12f5d12b2a29c61327 [INFO] running `Command { std: "docker" "start" "-a" "0e44996824df9e2941b2b0c4cc623cd28abe97ca5c312d12f5d12b2a29c61327", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e44996824df9e2941b2b0c4cc623cd28abe97ca5c312d12f5d12b2a29c61327", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e44996824df9e2941b2b0c4cc623cd28abe97ca5c312d12f5d12b2a29c61327", kill_on_drop: false }` [INFO] [stdout] 0e44996824df9e2941b2b0c4cc623cd28abe97ca5c312d12f5d12b2a29c61327 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--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] e638f5b78e4524235066a7717f4d3eb8476e5edf78ebf2ec5a1c808643514a5c [INFO] running `Command { std: "docker" "start" "-a" "e638f5b78e4524235066a7717f4d3eb8476e5edf78ebf2ec5a1c808643514a5c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling quick-error v1.2.3 [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 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 indexmap v1.4.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling try_from v0.3.2 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling tokio-sync v0.1.8 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling want v0.2.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling terminal_size v0.1.13 [INFO] [stderr] Compiling termios v0.3.2 [INFO] [stderr] Compiling xattr v0.2.2 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling dirs-sys v0.3.5 [INFO] [stderr] Compiling filetime v0.2.10 [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] Compiling tokio-executor v0.1.10 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling url v1.7.2 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling tar v0.4.29 [INFO] [stderr] Compiling tokio-timer v0.2.13 [INFO] [stderr] Compiling tokio-current-thread v0.1.7 [INFO] [stderr] Compiling console v0.11.3 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling tokio-io v0.1.13 [INFO] [stderr] Compiling http v0.1.21 [INFO] [stderr] Compiling string v0.2.1 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling indicatif v0.13.0 [INFO] [stderr] Compiling crossterm v0.13.3 [INFO] [stderr] Compiling cookie v0.12.0 [INFO] [stderr] Compiling publicsuffix v1.5.4 [INFO] [stderr] Compiling tokio-threadpool v0.1.18 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling tokio-reactor v0.1.12 [INFO] [stderr] Compiling tokio-tcp v0.1.4 [INFO] [stderr] Compiling tokio v0.1.22 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling h2 v0.1.26 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling exitfailure v0.5.1 [INFO] [stderr] Compiling structopt-derive v0.4.8 [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] [stderr] Compiling serde v1.0.114 [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-183c3b3d1fcbc7aa/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: ReadOnlyFilesystem, message: "Read-only file system" }', build.rs:21:42 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a7f2d3587c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x55a7f2d3587c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a7f2d3587c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a7f2d3587c - ::fmt::h82b0e3aaf8a96140 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a7f2d50bbc - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x55a7f2d330c5 - std::io::Write::write_fmt::hc2da38dc44811df8 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x55a7f2d36e80 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a7f2d36e80 - std::sys_common::backtrace::print::h7ce8802039fa9d0e [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a7f2d36e80 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x55a7f2d36a2b - std::panicking::default_hook::hf4f180b00076f2b2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x55a7f2d37534 - std::panicking::rust_panic_with_hook::he85ce8435493b711 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x55a7f2d37010 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x55a7f2d35d34 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x55a7f2d36f79 - rust_begin_unwind [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x55a7f2cb5e91 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14 [INFO] [stderr] 15: 0x55a7f2cb5f23 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x55a7f2cb6fc6 - core::result::Result::unwrap::h7cbb147370005443 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x55a7f2cba2ae - build_script_build::main::hb3444bf24f5475bc [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21:9 [INFO] [stderr] 18: 0x55a7f2cc087b - core::ops::function::FnOnce::call_once::h94c529b9072a8f6b [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55a7f2cb955e - std::sys_common::backtrace::__rust_begin_short_backtrace::h58b1b8f01fe9cf11 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x55a7f2cb92f1 - std::rt::lang_start::{{closure}}::h2360cddd8bd16c3c [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x55a7f2d350c1 - core::ops::function::impls:: for &F>::call_once::h0e73392810ecd318 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55a7f2d350c1 - std::panicking::try::do_call::h12dcb4a4f352a507 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x55a7f2d350c1 - std::panicking::try::h0d978c76ab4a3863 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x55a7f2d350c1 - std::panic::catch_unwind::hab40227675186980 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x55a7f2d350c1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x55a7f2d350c1 - std::panicking::try::do_call::h38e7a9128f21d387 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x55a7f2d350c1 - std::panicking::try::h32d4e72fd8922bce [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x55a7f2d350c1 - std::panic::catch_unwind::h9a345671d889d41f [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x55a7f2d350c1 - std::rt::lang_start_internal::h9e691a4f557eb2a3 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x55a7f2cb92c0 - std::rt::lang_start::h085ab145bf93a326 [INFO] [stderr] at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x55a7f2cbd40c - main [INFO] [stderr] 32: 0x7f64732f40b3 - __libc_start_main [INFO] [stderr] 33: 0x55a7f2cb65ae - _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" "e638f5b78e4524235066a7717f4d3eb8476e5edf78ebf2ec5a1c808643514a5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e638f5b78e4524235066a7717f4d3eb8476e5edf78ebf2ec5a1c808643514a5c", kill_on_drop: false }` [INFO] [stdout] e638f5b78e4524235066a7717f4d3eb8476e5edf78ebf2ec5a1c808643514a5c