[INFO] cloning repository https://github.com/hicqu/tonic-learn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hicqu/tonic-learn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftonic-learn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftonic-learn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 87d48adeb7b2db84b32b0c73455ad3dbe24f4670
[INFO] checking hicqu/tonic-learn against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhicqu%2Ftonic-learn" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hicqu/tonic-learn on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hicqu/tonic-learn
[INFO] finished tweaking git repo https://github.com/hicqu/tonic-learn
[INFO] tweaked toml for git repo https://github.com/hicqu/tonic-learn written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hicqu/tonic-learn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tower v0.3.0
[INFO] [stderr]   Downloaded async-stream v0.2.0
[INFO] [stderr]   Downloaded async-stream-impl v0.2.0
[INFO] [stderr]   Downloaded tower-ready-cache v0.3.0
[INFO] [stderr]   Downloaded prost-derive v0.6.0
[INFO] [stderr]   Downloaded prost v0.6.0
[INFO] [stderr]   Downloaded tracing v0.1.11
[INFO] [stderr]   Downloaded prost-types v0.6.0
[INFO] [stderr]   Downloaded tracing-futures v0.2.0
[INFO] [stderr]   Downloaded prost-build v0.6.0
[INFO] [stderr]   Downloaded tonic v0.1.0
[INFO] [stderr]   Downloaded tonic-build v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 630d9d30606e69f8917533bc642e51db59a1a0e0f7ca79e24503e37459cd4418
[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" "630d9d30606e69f8917533bc642e51db59a1a0e0f7ca79e24503e37459cd4418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "630d9d30606e69f8917533bc642e51db59a1a0e0f7ca79e24503e37459cd4418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630d9d30606e69f8917533bc642e51db59a1a0e0f7ca79e24503e37459cd4418", kill_on_drop: false }`
[INFO] [stdout] 630d9d30606e69f8917533bc642e51db59a1a0e0f7ca79e24503e37459cd4418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1584f970ea37827c1a4c8f3c9a42fe95c5bedc0c9076b758245d3dfb14844143
[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" "1584f970ea37827c1a4c8f3c9a42fe95c5bedc0c9076b758245d3dfb14844143", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]    Compiling backtrace v0.3.41
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-build v0.6.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tower-make v0.3.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling prost-derive v0.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling async-stream-impl v0.2.0
[INFO] [stderr]    Compiling async-trait v0.1.22
[INFO] [stderr]     Checking async-stream v0.2.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking tracing v0.1.11
[INFO] [stderr]     Checking pin-project v0.4.6
[INFO] [stderr]     Checking tower-discover v0.3.0
[INFO] [stderr]     Checking tower-buffer v0.3.0
[INFO] [stderr]     Checking tower-limit v0.3.0
[INFO] [stderr]     Checking tower-load-shed v0.3.0
[INFO] [stderr]     Checking tower-retry v0.3.0
[INFO] [stderr]     Checking tower-timeout v0.3.0
[INFO] [stderr]     Checking tracing-futures v0.2.0
[INFO] [stderr]     Checking tower-load v0.3.0
[INFO] [stderr]    Compiling prost v0.6.0
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]    Compiling prost-types v0.6.0
[INFO] [stderr]     Checking tower-ready-cache v0.3.0
[INFO] [stderr]     Checking tower-util v0.3.0
[INFO] [stderr]     Checking h2 v0.2.1
[INFO] [stderr]     Checking tower-balance v0.3.0
[INFO] [stderr]     Checking tower v0.3.0
[INFO] [stderr]    Compiling tonic-build v0.1.0
[INFO] [stderr]     Checking hyper v0.13.1
[INFO] [stderr]    Compiling tonic-learn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tonic v0.1.0
[INFO] [stderr] error: failed to run custom build command for `tonic-learn v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tonic-learn-bd963ce740f1cd20/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 \'3e22d1f9053c0fc87629b3c6d5d9567856368e5d\'\nTo install, run `rustup component add rustfmt --toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d`\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/src/lib.rs:230:9
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x557fcbd80be0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5
[INFO] [stderr]      1:     0x557fcbd80be0 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x557fcbd80be0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x557fcbd80be0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h8d62bbfda6d5c836
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x557fcbda048c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x557fcbd7d5c2 - std::io::Write::write_fmt::h16a9fe7680ac245c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15
[INFO] [stderr]      6:     0x557fcbd83565 - std::sys_common::backtrace::_print::h9ba51a6db618de7d
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x557fcbd83565 - std::sys_common::backtrace::print::h5f20e41c85e91716
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x557fcbd83565 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x557fcbd830ba - std::panicking::default_hook::hb3948d1f74b6ff4c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x557fcbd83d26 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:595:17
[INFO] [stderr]     11:     0x557fcbd0f69e - std::panicking::begin_panic::{{closure}}::h972a551fd96f664f
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:520:9
[INFO] [stderr]     12:     0x557fcbd0fc49 - std::sys_common::backtrace::__rust_end_short_backtrace::h2a885dfe2d62f843
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x557fcbd0f5cb - std::panicking::begin_panic::ha925b734440e0932
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:519:12
[INFO] [stderr]     14:     0x557fcbab9060 - tonic_build::fmt::hef68540d7c5cf60b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0/src/lib.rs:230:9
[INFO] [stderr]     15:     0x557fcba92c6c - tonic_build::Builder::compile::h219c73eb870c4aec
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0/src/lib.rs:173:17
[INFO] [stderr]     16:     0x557fcba9234a - tonic_build::compile_protos::hc09bfcb1f380b5fc
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tonic-build-0.1.0/src/lib.rs:209:5
[INFO] [stderr]     17:     0x557fcba8e1b5 - build_script_build::main::hd32d0213936bcc8c
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:2:5
[INFO] [stderr]     18:     0x557fcba9165b - core::ops::function::FnOnce::call_once::hb8bdff711d1123be
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x557fcba8e29e - std::sys_common::backtrace::__rust_begin_short_backtrace::h43912f1c602696d8
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x557fcba91151 - std::rt::lang_start::{{closure}}::h0e2c94cc54d9d72c
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x557fcbd84217 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3f3ba5d1e0ce8d49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x557fcbd84217 - std::panicking::try::do_call::hd7a374fc87b951e7
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x557fcbd84217 - std::panicking::try::h068087b173f80a49
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x557fcbd84217 - std::panic::catch_unwind::h1f8259807e825279
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14
[INFO] [stderr]     25:     0x557fcbd84217 - std::rt::lang_start_internal::h8ff82302dd620b52
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x557fcba91127 - std::rt::lang_start::h7fb841eb01ccb090
[INFO] [stderr]                                  at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x557fcba8e21a - main
[INFO] [stderr]     28:     0x7fb48042e0b3 - __libc_start_main
[INFO] [stderr]     29:     0x557fcba7b0de - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1584f970ea37827c1a4c8f3c9a42fe95c5bedc0c9076b758245d3dfb14844143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1584f970ea37827c1a4c8f3c9a42fe95c5bedc0c9076b758245d3dfb14844143", kill_on_drop: false }`
[INFO] [stdout] 1584f970ea37827c1a4c8f3c9a42fe95c5bedc0c9076b758245d3dfb14844143