[INFO] cloning repository https://github.com/syhpoon/learnfs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syhpoon/learnfs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyhpoon%2Flearnfs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyhpoon%2Flearnfs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1904f1ba8cebb7c747afe978793ea792e125297b [INFO] checking syhpoon/learnfs against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyhpoon%2Flearnfs" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syhpoon/learnfs on toolchain 195ad4830e11a544391abe296b146450dea8411b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/syhpoon/learnfs [INFO] finished tweaking git repo https://github.com/syhpoon/learnfs [INFO] tweaked toml for git repo https://github.com/syhpoon/learnfs written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/syhpoon/learnfs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7b858638cf8ae83879b7b254f08e946e72f1dd7d89a4d2d07b9b663c358c808 [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" "e7b858638cf8ae83879b7b254f08e946e72f1dd7d89a4d2d07b9b663c358c808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7b858638cf8ae83879b7b254f08e946e72f1dd7d89a4d2d07b9b663c358c808", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7b858638cf8ae83879b7b254f08e946e72f1dd7d89a4d2d07b9b663c358c808", kill_on_drop: false }` [INFO] [stdout] e7b858638cf8ae83879b7b254f08e946e72f1dd7d89a4d2d07b9b663c358c808 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8b85102909886282086c17c06c29106eb7c40d7ac72c2a23d307a31dc86acc6 [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" "a8b85102909886282086c17c06c29106eb7c40d7ac72c2a23d307a31dc86acc6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking futures-sink-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking tower-service v0.3.0-alpha.2 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Checking tower-layer v0.3.0-alpha.2 [INFO] [stderr] Checking smallvec v0.6.12 [INFO] [stderr] Compiling unicode-segmentation v1.5.0 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling multimap v0.4.0 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Compiling pkg-config v0.3.15 [INFO] [stderr] Compiling serde-big-array v0.2.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking log-mdc v0.1.0 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Compiling memoffset v0.5.2 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tracing-core v0.1.7 [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] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling indexmap v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling bincode v1.1.4 [INFO] [stderr] Checking futures-util-preview v0.3.0-alpha.19 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Compiling fuse v0.3.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Checking num_cpus v1.11.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking flate2 v1.0.12 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking nix v0.15.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking signal-hook v0.1.11 [INFO] [stderr] Compiling backtrace v0.3.38 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking http-body v0.2.0-alpha.3 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Compiling prost-build v0.5.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling pin-project-internal v0.4.5 [INFO] [stderr] Compiling tracing-attributes v0.1.5 [INFO] [stderr] Compiling tokio-macros v0.2.0-alpha.6 [INFO] [stderr] Compiling async-stream-impl v0.1.1 [INFO] [stderr] Compiling async-trait v0.1.17 [INFO] [stderr] Compiling prost v0.5.0 [INFO] [stderr] Compiling prost-types v0.5.0 [INFO] [stderr] Checking async-stream v0.1.2 [INFO] [stderr] Checking pin-project v0.4.5 [INFO] [stderr] Checking tower-discover v0.3.0-alpha.2 [INFO] [stderr] Checking tower-util v0.3.0-alpha.2 [INFO] [stderr] Checking tower-load-shed v0.3.0-alpha.2 [INFO] [stderr] Checking serde v1.0.101 [INFO] [stderr] Checking log v0.4.8 [INFO] [stderr] Checking serde-value v0.5.3 [INFO] [stderr] Checking serde_json v1.0.41 [INFO] [stderr] Checking serde_yaml v0.8.11 [INFO] [stderr] Checking tracing v0.1.10 [INFO] [stderr] Checking tokio-io v0.2.0-alpha.6 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking tokio-executor v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-codec v0.2.0-alpha.6 [INFO] [stderr] Checking tower-make v0.3.0-alpha.2a [INFO] [stderr] Compiling tonic-build v0.1.0-alpha.5 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking h2 v0.2.0-alpha.3 [INFO] [stderr] Checking log4rs v0.8.3 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tower-buffer v0.3.0-alpha.2 [INFO] [stderr] Compiling learnfs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tower-load v0.3.0-alpha.2 [INFO] [stderr] Checking tower-limit v0.3.0-alpha.2 [INFO] [stderr] Checking tower-retry v0.3.0-alpha.2 [INFO] [stderr] Checking tower-timeout v0.3.0-alpha.2 [INFO] [stderr] Checking tower v0.3.0-alpha.2 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [INFO] [stderr] Checking tower-balance v0.3.0-alpha.2 [INFO] [stderr] Checking hyper v0.13.0-alpha.4 [INFO] [stderr] error: failed to run custom build command for `learnfs v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/learnfs-e4eb0dcee8440fbb/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] out: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "error: \'rustfmt\' is not installed for the toolchain \'195ad4830e11a544391abe296b146450dea8411b\'\nnote: this is a custom toolchain, which cannot use `rustup component add`\nhelp: if you built this toolchain from source, and used `rustup toolchain link`, then you may be able to build the component with `x.py`\n" } [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'assertion failed: out.status.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:214:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x558304d60a90 - std::backtrace_rs::backtrace::libunwind::trace::hfe3b1cace85e87d8 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x558304d60a90 - std::backtrace_rs::backtrace::trace_unsynchronized::h542330af06479043 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x558304d60a90 - std::sys_common::backtrace::_print_fmt::h6b88726367858985 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x558304d60a90 - ::fmt::hcd76ce6b485adbea [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x558304d7c82f - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x558304d5de42 - std::io::Write::write_fmt::h0facb64ef2e7f5d8 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/io/mod.rs:1567:15 [INFO] [stderr] 6: 0x558304d62ed5 - std::sys_common::backtrace::_print::h7bf1633ea5421f7b [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x558304d62ed5 - std::sys_common::backtrace::print::h5cc4d09049928ba5 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x558304d62ed5 - std::panicking::default_hook::{{closure}}::h9e84dc005bfc9fc7 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x558304d62983 - std::panicking::default_hook::h123278a03b1f796b [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x558304d63500 - std::panicking::rust_panic_with_hook::h4040631aa6c7bc27 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:595:17 [INFO] [stderr] 11: 0x558304d63047 - std::panicking::begin_panic_handler::{{closure}}::h02a17b22ac092d08 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:495:13 [INFO] [stderr] 12: 0x558304d60f4c - std::sys_common::backtrace::__rust_end_short_backtrace::h6063b024443b5852 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x558304d62fd9 - rust_begin_unwind [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x558304aa7851 - core::panicking::panic_fmt::h5322a082d19786c3 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x558304aa779d - core::panicking::panic::haebb15b6842d6229 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/panicking.rs:50:5 [INFO] [stderr] 16: 0x558304ad9bc7 - tonic_build::fmt::h8235e5cd35f4a972 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:214:9 [INFO] [stderr] 17: 0x558304abf787 - tonic_build::Builder::compile::h040e72cb6755c748 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:158:17 [INFO] [stderr] 18: 0x558304abef16 - tonic_build::compile_protos::hfac5d529bb9cfe5b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:193:5 [INFO] [stderr] 19: 0x558304abb8a8 - build_script_build::main::hf9ad5fa3cd1bc9bf [INFO] [stderr] at /opt/rustwide/workdir/build.rs:26:5 [INFO] [stderr] 20: 0x558304ab7f9b - core::ops::function::FnOnce::call_once::h69e5c3cd3a91dc8e [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 21: 0x558304ad6a6e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfd174a6c1c031817 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 22: 0x558304abaf41 - std::rt::lang_start::{{closure}}::h2e80bf6b31ff053c [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:66:18 [INFO] [stderr] 23: 0x558304d639da - core::ops::function::impls:: for &F>::call_once::h3695a3fbbe44c001 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 24: 0x558304d639da - std::panicking::try::do_call::he9f4b5f706c7e58d [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:379:40 [INFO] [stderr] 25: 0x558304d639da - std::panicking::try::h789d448ccf87fe6d [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panicking.rs:343:19 [INFO] [stderr] 26: 0x558304d639da - std::panic::catch_unwind::h7a6b31f16004913a [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/panic.rs:431:14 [INFO] [stderr] 27: 0x558304d639da - std::rt::lang_start_internal::h80897b41b254b288 [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:51:25 [INFO] [stderr] 28: 0x558304abaf20 - std::rt::lang_start::h4897c636f0692c0f [INFO] [stderr] at /rustc/195ad4830e11a544391abe296b146450dea8411b/library/std/src/rt.rs:65:5 [INFO] [stderr] 29: 0x558304abb99c - main [INFO] [stderr] 30: 0x7f7731f340b3 - __libc_start_main [INFO] [stderr] 31: 0x558304aa7efe - _start [INFO] [stderr] 32: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "a8b85102909886282086c17c06c29106eb7c40d7ac72c2a23d307a31dc86acc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8b85102909886282086c17c06c29106eb7c40d7ac72c2a23d307a31dc86acc6", kill_on_drop: false }` [INFO] [stdout] a8b85102909886282086c17c06c29106eb7c40d7ac72c2a23d307a31dc86acc6