[INFO] fetching crate saiko 0.1.2... [INFO] checking saiko-0.1.2 against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363 [INFO] extracting crate saiko 0.1.2 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate saiko 0.1.2 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 crates.io crate saiko 0.1.2 [INFO] finished tweaking crates.io crate saiko 0.1.2 [INFO] tweaked toml for crates.io crate saiko 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 93a594458c2429e935a4f67fe44c4cab4eb3a82699778c35dd065be029b8b7d3 [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" "93a594458c2429e935a4f67fe44c4cab4eb3a82699778c35dd065be029b8b7d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "93a594458c2429e935a4f67fe44c4cab4eb3a82699778c35dd065be029b8b7d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93a594458c2429e935a4f67fe44c4cab4eb3a82699778c35dd065be029b8b7d3", kill_on_drop: false }` [INFO] [stdout] 93a594458c2429e935a4f67fe44c4cab4eb3a82699778c35dd065be029b8b7d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 28515adfd1d26a6f2bbcc4c5da02ec13e095eb1d5ec084e95348699512921cb8 [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" "28515adfd1d26a6f2bbcc4c5da02ec13e095eb1d5ec084e95348699512921cb8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling object v0.21.1 [INFO] [stderr] Compiling rustc-demangle v0.1.18 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.20 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking aho-corasick v0.7.14 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.13.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking tempfile v3.1.0 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.53 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling serde-xml-rs v0.3.1 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling wayland_protocol_scanner v0.1.0 [INFO] [stderr] Compiling wayland_protocol_code_generator v0.1.2 [INFO] [stderr] Compiling saiko v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `saiko v0.1.2 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/saiko-1b5ec220fa229190/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:10:45 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x562efa11e510 - 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: 0x562efa11e510 - 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: 0x562efa11e510 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562efa11e510 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562efa1406ac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x562efa11c642 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x562efa120b05 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x562efa120b05 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x562efa120b05 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x562efa1207a8 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x562efa1212a1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x562efa120de7 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x562efa11e9ac - 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: 0x562efa120d49 - rust_begin_unwind [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x562efa13ecd1 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562efa13eaf3 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x562ef9f43b6b - core::result::Result::unwrap::hd2a2cae2f2d43796 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x562ef9f3fb2c - build_script_build::main::h199b672fd7d084e1 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:10:20 [INFO] [stderr] 18: 0x562ef9f42eab - core::ops::function::FnOnce::call_once::ha0c233d2811cfff2 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x562ef9f407be - std::sys_common::backtrace::__rust_begin_short_backtrace::hf67065fb97fe7e43 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x562ef9f3fa51 - std::rt::lang_start::{{closure}}::ha91779472b41d321 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x562efa1217b7 - 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: 0x562efa1217b7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x562efa1217b7 - std::panicking::try::hcc68eba0f7d51b82 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x562efa1217b7 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x562efa1217b7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x562ef9f3fa27 - std::rt::lang_start::h5bd85e44520716e7 [INFO] [stderr] at /rustc/430feb24a46993e5073c1bb1b39da190d83fa2bf/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x562ef9f3fd4a - main [INFO] [stderr] 28: 0x7fad8b8cf0b3 - __libc_start_main [INFO] [stderr] 29: 0x562ef9f3e0ae - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "28515adfd1d26a6f2bbcc4c5da02ec13e095eb1d5ec084e95348699512921cb8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28515adfd1d26a6f2bbcc4c5da02ec13e095eb1d5ec084e95348699512921cb8", kill_on_drop: false }` [INFO] [stdout] 28515adfd1d26a6f2bbcc4c5da02ec13e095eb1d5ec084e95348699512921cb8