[INFO] fetching crate stall-rs 0.1.3... [INFO] checking stall-rs-0.1.3 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325 [INFO] extracting crate stall-rs 0.1.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate stall-rs 0.1.3 on toolchain fc81ad22c453776de16acf9938976930cf8c9401 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate stall-rs 0.1.3 [INFO] finished tweaking crates.io crate stall-rs 0.1.3 [INFO] tweaked toml for crates.io crate stall-rs 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate crates.io crate stall-rs 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b2bccf94bd1638b3de20ca1b1b3ed0bcb5a37e923fd4dd329ec9a39fb673a9f [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" "3b2bccf94bd1638b3de20ca1b1b3ed0bcb5a37e923fd4dd329ec9a39fb673a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b2bccf94bd1638b3de20ca1b1b3ed0bcb5a37e923fd4dd329ec9a39fb673a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b2bccf94bd1638b3de20ca1b1b3ed0bcb5a37e923fd4dd329ec9a39fb673a9f", kill_on_drop: false }` [INFO] [stdout] 3b2bccf94bd1638b3de20ca1b1b3ed0bcb5a37e923fd4dd329ec9a39fb673a9f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d57f0776c7c6a6c40742b5772fd347277f5bbec5ddb7e4415f2672d9a78167b [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" "3d57f0776c7c6a6c40742b5772fd347277f5bbec5ddb7e4415f2672d9a78167b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.27 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling anyhow v1.0.31 [INFO] [stderr] Checking base64 v0.12.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking rustc_version v0.2.3 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.2 [INFO] [stderr] Compiling proc-macro-error v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Checking colored v1.9.3 [INFO] [stderr] Checking clap v2.33.1 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [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-40f57abf5c9aed4a/build-script-build` (exit status: 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: 0x5647436c7ae0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x5647436c7ae0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x5647436c7ae0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5647436c7ae0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5647436e4b5c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x5647436c5a75 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x5647436c977b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5647436c977b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5647436c977b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5647436c9251 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5647436c9e21 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x5647436c9927 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x5647436c7fbc - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5647436c9889 - rust_begin_unwind [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x5647436af321 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x5647436af3b3 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x5647436b18aa - build_script_build::main::ha8cccf9f841c5684 [INFO] [stderr] 17: 0x5647436afb43 - std::sys_common::backtrace::__rust_begin_short_backtrace::h9b87f23e0ac60f57 [INFO] [stderr] 18: 0x5647436afb59 - std::rt::lang_start::{{closure}}::h7e5d02b297882d88 [INFO] [stderr] 19: 0x5647436ca319 - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x5647436ca319 - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:401:40 [INFO] [stderr] 21: 0x5647436ca319 - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panicking.rs:365:19 [INFO] [stderr] 22: 0x5647436ca319 - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/panic.rs:433:14 [INFO] [stderr] 23: 0x5647436ca319 - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/fc81ad22c453776de16acf9938976930cf8c9401/library/std/src/rt.rs:34:21 [INFO] [stderr] 24: 0x5647436b1c22 - main [INFO] [stderr] 25: 0x7f25e292a0b3 - __libc_start_main [INFO] [stderr] 26: 0x5647436afa7e - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "3d57f0776c7c6a6c40742b5772fd347277f5bbec5ddb7e4415f2672d9a78167b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d57f0776c7c6a6c40742b5772fd347277f5bbec5ddb7e4415f2672d9a78167b", kill_on_drop: false }` [INFO] [stdout] 3d57f0776c7c6a6c40742b5772fd347277f5bbec5ddb7e4415f2672d9a78167b