[INFO] fetching crate saiko 0.1.2... [INFO] checking saiko-0.1.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502 [INFO] extracting crate saiko 0.1.2 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate saiko 0.1.2 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde-xml-rs v0.3.1 [INFO] [stderr] Downloaded wayland_protocol_code_generator v0.1.2 [INFO] [stderr] Downloaded wayland_protocol_scanner v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aaf10f5ae13f93892392323ebc4b9b7154690abf82380e3a7989664d0bf53453 [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" "aaf10f5ae13f93892392323ebc4b9b7154690abf82380e3a7989664d0bf53453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aaf10f5ae13f93892392323ebc4b9b7154690abf82380e3a7989664d0bf53453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aaf10f5ae13f93892392323ebc4b9b7154690abf82380e3a7989664d0bf53453", kill_on_drop: false }` [INFO] [stdout] aaf10f5ae13f93892392323ebc4b9b7154690abf82380e3a7989664d0bf53453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 14aae18ed68466c6294e3c2de141f96d4b8dfd7629d4d01a7054096192f88db0 [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" "14aae18ed68466c6294e3c2de141f96d4b8dfd7629d4d01a7054096192f88db0", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling miniz_oxide v0.4.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling heck v0.3.1 [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 tempfile v3.1.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Compiling serde-xml-rs v0.3.1 [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-0de8f0f06a6b7e4c/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: 0x559a2e9738b0 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x559a2e9738b0 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559a2e9738b0 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x559a2e9738b0 - ::fmt::h3834b06f68a2b012 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x559a2e9960dc - core::fmt::write::h3a043650ba7bf668 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/fmt/mod.rs:1117 [INFO] [stderr] 5: 0x559a2e971f85 - std::io::Write::write_fmt::h9c0c8944a1898139 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/io/mod.rs:1510 [INFO] [stderr] 6: 0x559a2e975cc0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x559a2e975cc0 - std::sys_common::backtrace::print::h213be73e5670b8ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x559a2e975cc0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:200 [INFO] [stderr] 9: 0x559a2e975a0c - std::panicking::default_hook::hd41fbdeba93207ba [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:219 [INFO] [stderr] 10: 0x559a2e976323 - std::panicking::rust_panic_with_hook::hcab398664b4bd473 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:569 [INFO] [stderr] 11: 0x559a2e975ef9 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:476 [INFO] [stderr] 12: 0x559a2e973d1c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x559a2e975eb9 - rust_begin_unwind [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:475 [INFO] [stderr] 14: 0x559a2e9947c1 - core::panicking::panic_fmt::h019ad16a92ccd092 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x559a2e9945e3 - core::option::expect_none_failed::h7135ba2fdb185931 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/option.rs:1274 [INFO] [stderr] 16: 0x559a2e79841b - core::result::Result::unwrap::hd4c206af0bfdf26e [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/result.rs:1005 [INFO] [stderr] 17: 0x559a2e7941bd - build_script_build::main::h7b8f1acdecc35ed5 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:10 [INFO] [stderr] 18: 0x559a2e7976fb - core::ops::function::FnOnce::call_once::h612f93c403b2ba99 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/ops/function.rs:233 [INFO] [stderr] 19: 0x559a2e7943ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hde2a5330fbfc2cbd [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x559a2e794451 - std::rt::lang_start::{{closure}}::h1a6aabc0a5e9caa4 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x559a2e976802 - core::ops::function::impls:: for &F>::call_once::hde9814ae740a85dc [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/core/src/ops/function.rs:265 [INFO] [stderr] 22: 0x559a2e976802 - std::panicking::try::do_call::h3026bab8cd7540d7 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:373 [INFO] [stderr] 23: 0x559a2e976802 - std::panicking::try::h852bb5e5a66f7f84 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panicking.rs:337 [INFO] [stderr] 24: 0x559a2e976802 - std::panic::catch_unwind::hfeb0f3dddf7c6a72 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/panic.rs:394 [INFO] [stderr] 25: 0x559a2e976802 - std::rt::lang_start_internal::h32f0ac6e87476559 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x559a2e794427 - std::rt::lang_start::hb88a9e18d5a5dab8 [INFO] [stderr] at /rustc/f6e2f78768c57172b99c3e85892f867894dc7e30/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x559a2e79439a - main [INFO] [stderr] 28: 0x7f79223cf0b3 - __libc_start_main [INFO] [stderr] 29: 0x559a2e7920ae - _start [INFO] [stderr] 30: 0x0 - [INFO] running `Command { std: "docker" "inspect" "14aae18ed68466c6294e3c2de141f96d4b8dfd7629d4d01a7054096192f88db0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14aae18ed68466c6294e3c2de141f96d4b8dfd7629d4d01a7054096192f88db0", kill_on_drop: false }` [INFO] [stdout] 14aae18ed68466c6294e3c2de141f96d4b8dfd7629d4d01a7054096192f88db0