[INFO] cloning repository https://github.com/piedoom/mstry [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piedoom/mstry" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Fmstry", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Fmstry'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fa8072ddf49199067dad569c8152ab7de4cf7abf [INFO] checking piedoom/mstry against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiedoom%2Fmstry" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/piedoom/mstry on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/piedoom/mstry [INFO] finished tweaking git repo https://github.com/piedoom/mstry [INFO] tweaked toml for git repo https://github.com/piedoom/mstry written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/piedoom/mstry already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dbf7f338accb3fcc3ad8dd2e3e06814dbd1def097f3ac1c3a0525cbd3d429ad8 [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" "dbf7f338accb3fcc3ad8dd2e3e06814dbd1def097f3ac1c3a0525cbd3d429ad8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dbf7f338accb3fcc3ad8dd2e3e06814dbd1def097f3ac1c3a0525cbd3d429ad8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dbf7f338accb3fcc3ad8dd2e3e06814dbd1def097f3ac1c3a0525cbd3d429ad8", kill_on_drop: false }` [INFO] [stdout] dbf7f338accb3fcc3ad8dd2e3e06814dbd1def097f3ac1c3a0525cbd3d429ad8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] deed3c24ee9b0e9f65f3027836ef7425d5b1bd1ee50efb11429d6cb89cd296e2 [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" "deed3c24ee9b0e9f65f3027836ef7425d5b1bd1ee50efb11429d6cb89cd296e2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.51 [INFO] [stderr] Checking cfg-if v0.1.7 [INFO] [stderr] Compiling cc v1.0.34 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Checking atom v0.3.5 [INFO] [stderr] Checking mopa v0.2.2 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Checking approx v0.1.1 [INFO] [stderr] Checking static_assertions v0.2.5 [INFO] [stderr] Compiling cgmath v0.16.1 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking strsim v0.7.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking float-ord v0.2.0 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking colored v1.7.0 [INFO] [stderr] Compiling bincode v1.1.2 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking crossbeam-utils v0.2.2 [INFO] [stderr] Checking phf_shared v0.7.24 [INFO] [stderr] Checking itertools v0.7.11 [INFO] [stderr] Checking inflate v0.4.5 [INFO] [stderr] Checking arrayvec v0.4.10 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking annotate-snippets v0.1.0 [INFO] [stderr] Checking stackvector v1.0.2 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking phf v0.7.24 [INFO] [stderr] Checking approx v0.3.2 [INFO] [stderr] Checking ordered-float v1.0.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling err-derive v0.1.5 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking rustc-hash v1.0.1 [INFO] [stderr] Checking stb_truetype v0.2.6 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking deflate v0.7.19 [INFO] [stderr] Checking ogg v0.7.0 [INFO] [stderr] Checking hashbrown v0.1.8 [INFO] [stderr] Compiling syn v0.15.30 [INFO] [stderr] Compiling wayland-scanner v0.21.12 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Checking intl_pluralrules v1.0.3 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling cmake v0.1.37 [INFO] [stderr] Checking lexical-core v0.4.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking fluent-syntax v0.1.1 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-ecb619728eb312ae/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" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x56166c33e230 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x56166c33e230 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56166c33e230 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56166c33e230 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56166c35b61c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x56166c33bd22 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x56166c340395 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56166c340395 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56166c340395 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56166c340038 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x56166c340ad1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x56166c340617 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x56166c33e6cc - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56166c340579 - rust_begin_unwind [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x56166c35a931 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56166c35a753 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x56166c30ae6b - core::result::Result::unwrap::h377fad373a22e529 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x56166c307744 - build_script_build::main::hc61f99cabfc3fbe6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x56166c30913b - core::ops::function::FnOnce::call_once::h8a8d6a5782624f4a [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56166c30900e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6c475b24add68a33 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56166c309601 - std::rt::lang_start::{{closure}}::h6bb5c0a7635a645c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56166c340ef7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56166c340ef7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x56166c340ef7 - std::panicking::try::hcc68eba0f7d51b82 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x56166c340ef7 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x56166c340ef7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56166c3095d7 - std::rt::lang_start::hbf291100db47dd6e [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56166c3087ba - main [INFO] [stderr] 28: 0x7fa240af50b3 - __libc_start_main [INFO] [stderr] 29: 0x56166c3070ae - _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" "deed3c24ee9b0e9f65f3027836ef7425d5b1bd1ee50efb11429d6cb89cd296e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "deed3c24ee9b0e9f65f3027836ef7425d5b1bd1ee50efb11429d6cb89cd296e2", kill_on_drop: false }` [INFO] [stdout] deed3c24ee9b0e9f65f3027836ef7425d5b1bd1ee50efb11429d6cb89cd296e2