[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#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyhpoon%2Flearnfs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/syhpoon/learnfs on toolchain da897dfb6daa268a965d2d73620316ba56020a19 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4f4e628337b99f9d82b8c8ca35488ccb7f060469e32f33f170f5ccb8bb129bb7 [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" "4f4e628337b99f9d82b8c8ca35488ccb7f060469e32f33f170f5ccb8bb129bb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4f4e628337b99f9d82b8c8ca35488ccb7f060469e32f33f170f5ccb8bb129bb7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f4e628337b99f9d82b8c8ca35488ccb7f060469e32f33f170f5ccb8bb129bb7", kill_on_drop: false }` [INFO] [stdout] 4f4e628337b99f9d82b8c8ca35488ccb7f060469e32f33f170f5ccb8bb129bb7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cafbffc7e317208112b8ea5d3f177f2f64f07863e3f7bb1bcd413722106558af [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" "cafbffc7e317208112b8ea5d3f177f2f64f07863e3f7bb1bcd413722106558af", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Checking tower-layer v0.3.0-alpha.2 [INFO] [stderr] Checking smallvec v0.6.12 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling unicode-segmentation v1.5.0 [INFO] [stderr] Compiling multimap v0.4.0 [INFO] [stderr] Compiling serde-big-array v0.2.0 [INFO] [stderr] Checking arc-swap v0.4.3 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking thread-scoped v1.0.2 [INFO] [stderr] Checking futures-channel-preview v0.3.0-alpha.19 [INFO] [stderr] Compiling itertools v0.8.1 [INFO] [stderr] Checking miniz_oxide v0.3.5 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Compiling fuse v0.3.1 [INFO] [stderr] Compiling proc-macro2 v1.0.3 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Compiling petgraph v0.4.13 [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 futures-util-preview v0.3.0-alpha.19 [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 crossbeam-channel v0.3.9 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling syn v1.0.5 [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] Checking iovec v0.1.4 [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 flate2 v1.0.12 [INFO] [stderr] Checking signal-hook-registry v1.1.1 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking backtrace v0.3.38 [INFO] [stderr] Checking signal-hook v0.1.11 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking tokio-sync v0.2.0-alpha.6 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Checking http v0.1.19 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling which v2.0.1 [INFO] [stderr] Compiling prost-derive v0.5.0 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling prost-build v0.5.0 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Checking http-body v0.2.0-alpha.3 [INFO] [stderr] Compiling prost v0.5.0 [INFO] [stderr] Compiling prost-types 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] 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-load-shed v0.3.0-alpha.2 [INFO] [stderr] Checking tower-util v0.3.0-alpha.2 [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] Checking log4rs v0.8.3 [INFO] [stderr] Checking h2 v0.2.0-alpha.3 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Compiling tonic-build v0.1.0-alpha.5 [INFO] [stderr] Checking tokio-timer v0.3.0-alpha.6 [INFO] [stderr] Checking tokio-net v0.2.0-alpha.6 [INFO] [stderr] Checking tokio-fs v0.2.0-alpha.6 [INFO] [stderr] Checking tower-buffer v0.3.0-alpha.2 [INFO] [stderr] Checking tower-retry v0.3.0-alpha.2 [INFO] [stderr] Checking tower-limit v0.3.0-alpha.2 [INFO] [stderr] Checking tower-timeout v0.3.0-alpha.2 [INFO] [stderr] Checking tower-load v0.3.0-alpha.2 [INFO] [stderr] Compiling learnfs v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tower v0.3.0-alpha.2 [INFO] [stderr] Checking tower-balance v0.3.0-alpha.2 [INFO] [stderr] Checking tokio v0.2.0-alpha.6 [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-c8bfb40897d016dc/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 \'da897dfb6daa268a965d2d73620316ba56020a19\'\nTo install, run `rustup component add rustfmt --toolchain da897dfb6daa268a965d2d73620316ba56020a19`\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: 0x55dd0b883410 - std::backtrace_rs::backtrace::libunwind::trace::h452faf99f32e7c93 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55dd0b883410 - std::backtrace_rs::backtrace::trace_unsynchronized::he40edc71437667a1 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55dd0b883410 - std::sys_common::backtrace::_print_fmt::h6c51d6ade71f46bf [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55dd0b883410 - ::fmt::h3cd15d7003dec37a [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55dd0b8a2ddc - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/fmt/mod.rs:1082 [INFO] [stderr] 5: 0x55dd0b880427 - std::io::Write::write_fmt::hac61caff894c35ae [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/io/mod.rs:1517 [INFO] [stderr] 6: 0x55dd0b885c70 - std::sys_common::backtrace::_print::haa2f390fb7957e3e [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55dd0b885c70 - std::sys_common::backtrace::print::h48c7cbbad9013bb1 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55dd0b885c70 - std::panicking::default_hook::{{closure}}::h8b7ff05a31e71d55 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55dd0b8859bc - std::panicking::default_hook::h2f00c78800d98e4c [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55dd0b8862f8 - std::panicking::rust_panic_with_hook::h4eaa635e4694aef3 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:581 [INFO] [stderr] 11: 0x55dd0b828d2c - std::panicking::begin_panic::{{closure}}::ha6b38e94d1b434f1 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x55dd0b8298e9 - std::sys_common::backtrace::__rust_end_short_backtrace::h9ba79337e3e9f41f [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55dd0b828c57 - std::panicking::begin_panic::haa353d72d107b7a7 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x55dd0b5ca9d4 - tonic_build::fmt::h5d3476cbcfab39d1 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:214 [INFO] [stderr] 15: 0x55dd0b5ad055 - tonic_build::Builder::compile::h295d9005458edc86 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:158 [INFO] [stderr] 16: 0x55dd0b5ac9ea - tonic_build::compile_protos::h7d16b3bc5a12140a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0-alpha.5/src/lib.rs:193 [INFO] [stderr] 17: 0x55dd0b5ac780 - build_script_build::main::hd9487facee44a7d2 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:26 [INFO] [stderr] 18: 0x55dd0b5a5acb - core::ops::function::FnOnce::call_once::h7f3e31b1a7bc09ae [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x55dd0b5abc1e - std::sys_common::backtrace::__rust_begin_short_backtrace::h3492776128bb2ca9 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x55dd0b5a7a71 - std::rt::lang_start::{{closure}}::hcaac27f73b362567 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x55dd0b8867a1 - core::ops::function::impls:: for &F>::call_once::hecc21eb9018cc197 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x55dd0b8867a1 - std::panicking::try::do_call::h174ad655d084b5c7 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x55dd0b8867a1 - std::panicking::try::h479e6054ce28de10 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x55dd0b8867a1 - std::panic::catch_unwind::hb558ddea2b3e9c45 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x55dd0b8867a1 - std::rt::lang_start_internal::h163149047f0a8b61 [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x55dd0b5a7a47 - std::rt::lang_start::h01d11e28d40d938f [INFO] [stderr] at /rustc/da897dfb6daa268a965d2d73620316ba56020a19/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x55dd0b5ac86a - main [INFO] [stderr] 28: 0x7f400f11b0b3 - __libc_start_main [INFO] [stderr] 29: 0x55dd0b5910de - _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" "cafbffc7e317208112b8ea5d3f177f2f64f07863e3f7bb1bcd413722106558af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cafbffc7e317208112b8ea5d3f177f2f64f07863e3f7bb1bcd413722106558af", kill_on_drop: false }` [INFO] [stdout] cafbffc7e317208112b8ea5d3f177f2f64f07863e3f7bb1bcd413722106558af