[INFO] fetching crate felloe 0.1.1... [INFO] checking felloe-0.1.1 against beta for pr-78714 [INFO] extracting crate felloe 0.1.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate felloe 0.1.1 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", 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-2/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" "+beta" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta" "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] d37570f9e3fa26b85f8bcc089f614ffb98357cd7b0124ee05458af2d12a64d99 [INFO] running `Command { std: "docker" "start" "-a" "d37570f9e3fa26b85f8bcc089f614ffb98357cd7b0124ee05458af2d12a64d99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d37570f9e3fa26b85f8bcc089f614ffb98357cd7b0124ee05458af2d12a64d99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d37570f9e3fa26b85f8bcc089f614ffb98357cd7b0124ee05458af2d12a64d99", kill_on_drop: false }` [INFO] [stdout] d37570f9e3fa26b85f8bcc089f614ffb98357cd7b0124ee05458af2d12a64d99 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d525928a1d6ef7bd214990b8a5168953d8cab8c3763944e5557e324ea85a6ded [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" "d525928a1d6ef7bd214990b8a5168953d8cab8c3763944e5557e324ea85a6ded", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling syn v1.0.34 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Checking either v1.5.3 [INFO] [stderr] Checking tinyvec v0.3.3 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking number_prefix v0.3.0 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling error-chain v0.12.2 [INFO] [stderr] Checking miniz_oxide v0.4.0 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Checking humantime v1.3.0 [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] Compiling heck v0.3.1 [INFO] [stderr] Checking memchr v2.3.3 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking idna v0.2.0 [INFO] [stderr] Compiling atty v0.2.14 [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 parking_lot_core v0.6.2 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking terminal_size v0.1.13 [INFO] [stderr] Checking termios v0.3.2 [INFO] [stderr] Checking xattr v0.2.2 [INFO] [stderr] Checking dirs-sys v0.3.5 [INFO] [stderr] Checking filetime v0.2.10 [INFO] [stderr] Checking flate2 v1.0.16 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking url v2.1.1 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking dirs v2.0.2 [INFO] [stderr] Checking tar v0.4.29 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking regex v1.3.9 [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 addr2line v0.13.0 [INFO] [stderr] Checking crossterm v0.13.3 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking backtrace v0.3.50 [INFO] [stderr] Checking cookie v0.12.0 [INFO] [stderr] Checking publicsuffix v1.5.4 [INFO] [stderr] Checking console v0.11.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking indicatif v0.13.0 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Checking failure v0.1.8 [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] [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-193e4847b46f1d6b/build-script-build` (exit code: 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: 0x55f6c59e6a60 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55f6c59e6a60 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f6c59e6a60 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55f6c59e6a60 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55f6c5a0054c - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55f6c59e4752 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55f6c59e8b8d - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55f6c59e8b8d - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55f6c59e8b8d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55f6c59e8838 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55f6c59e9211 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55f6c59e8db9 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x55f6c59e6eec - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55f6c59e8d79 - rust_begin_unwind [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x55f6c59ff861 - core::panicking::panic_fmt::h5b17d4a0e853d0f5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x55f6c59ff683 - core::option::expect_none_failed::hd08bf36cae411fff [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x55f6c59615c0 - core::result::Result::unwrap::ha8102af6eac628c7 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x55f6c595d5a6 - build_script_build::main::h772c5f3194bace89 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:21 [INFO] [stderr] 18: 0x55f6c5966eab - core::ops::function::FnOnce::call_once::h7ff173188c1d77f5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55f6c59665ce - std::sys_common::backtrace::__rust_begin_short_backtrace::ha1269ecb52b15910 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55f6c5961e81 - std::rt::lang_start::{{closure}}::h622f668973d53b84 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55f6c59e9637 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55f6c59e9637 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55f6c59e9637 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55f6c59e9637 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55f6c59e9637 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55f6c5961e57 - std::rt::lang_start::hcdbd34616cb8da12 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55f6c5960cfa - main [INFO] [stderr] 28: 0x7f367493d0b3 - __libc_start_main [INFO] [stderr] 29: 0x55f6c595d0be - _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" "d525928a1d6ef7bd214990b8a5168953d8cab8c3763944e5557e324ea85a6ded", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d525928a1d6ef7bd214990b8a5168953d8cab8c3763944e5557e324ea85a6ded", kill_on_drop: false }` [INFO] [stdout] d525928a1d6ef7bd214990b8a5168953d8cab8c3763944e5557e324ea85a6ded