[INFO] cloning repository https://github.com/fitzgen/preduce [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fitzgen/preduce" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fpreduce", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fpreduce'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e33126d90b793fb1ca6c641e061d0a4b5af09658 [INFO] checking fitzgen/preduce against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fpreduce" "/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/fitzgen/preduce on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/fitzgen/preduce [INFO] finished tweaking git repo https://github.com/fitzgen/preduce [INFO] tweaked toml for git repo https://github.com/fitzgen/preduce written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/fitzgen/preduce already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-complex v0.1.40 [INFO] [stderr] Downloaded term_size v0.3.0 [INFO] [stderr] Downloaded digest v0.6.2 [INFO] [stderr] Downloaded streaming-stats v0.1.28 [INFO] [stderr] Downloaded num-bigint v0.1.40 [INFO] [stderr] Downloaded crypto-mac v0.4.0 [INFO] [stderr] Downloaded fixedbitset v0.1.6 [INFO] [stderr] Downloaded generic-array v0.8.3 [INFO] [stderr] Downloaded num-rational v0.1.39 [INFO] [stderr] Downloaded textwrap v0.6.0 [INFO] [stderr] Downloaded atty v0.2.2 [INFO] [stderr] Downloaded ctrlc v3.0.2 [INFO] [stderr] Downloaded clap v2.25.0 [INFO] [stderr] Downloaded either v1.1.0 [INFO] [stderr] Downloaded num_cpus v1.6.2 [INFO] [stderr] Downloaded libc v0.2.26 [INFO] [stderr] Downloaded typenum v1.9.0 [INFO] [stderr] Downloaded histo v0.1.0 [INFO] [stderr] Downloaded tempdir v0.3.5 [INFO] [stderr] Downloaded signpost v0.1.0 [INFO] [stderr] Downloaded is_executable v0.1.0 [INFO] [stderr] Downloaded blake2 v0.6.1 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dd9f0b0f296e47056f26d2132dd537cbdb14bbd09b6147203801620306ce7867 [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" "dd9f0b0f296e47056f26d2132dd537cbdb14bbd09b6147203801620306ce7867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dd9f0b0f296e47056f26d2132dd537cbdb14bbd09b6147203801620306ce7867", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd9f0b0f296e47056f26d2132dd537cbdb14bbd09b6147203801620306ce7867", kill_on_drop: false }` [INFO] [stdout] dd9f0b0f296e47056f26d2132dd537cbdb14bbd09b6147203801620306ce7867 [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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 053149ee41a748a87375ba56b701005c5f0db520f438a4b3fdea49c41bb9bf59 [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" "053149ee41a748a87375ba56b701005c5f0db520f438a4b3fdea49c41bb9bf59", kill_on_drop: false }` [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking serde v1.0.15 [INFO] [stderr] Checking is_executable v0.1.0 [INFO] [stderr] Checking lazy_static v0.2.9 [INFO] [stderr] Compiling typenum v1.9.0 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking nodrop v0.1.12 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking constant_time_eq v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Compiling preduce v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking unicode-segmentation v1.1.0 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking num_cpus v1.6.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking thread_local v0.3.4 [INFO] [stderr] Checking textwrap v0.6.0 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking num-complex v0.1.40 [INFO] [stderr] Checking aho-corasick v0.6.3 [INFO] [stderr] error: failed to run custom build command for `preduce v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/preduce-ad71eead7e6cfe05/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:17:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a1c39e7510 - std::backtrace_rs::backtrace::libunwind::trace::hfa838fc631229987 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55a1c39e7510 - std::backtrace_rs::backtrace::trace_unsynchronized::h93a23e36ec026219 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55a1c39e7510 - std::sys_common::backtrace::_print_fmt::hba56c7f796a4152f [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55a1c39e7510 - ::fmt::h214637f1e26310e1 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55a1c3a010fc - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/fmt/mod.rs:1110:17 [INFO] [stderr] 5: 0x55a1c39e5dc5 - std::io::Write::write_fmt::heb07fc0616bbd06d [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/io/mod.rs:1588:15 [INFO] [stderr] 6: 0x55a1c39e913b - std::sys_common::backtrace::_print::h2c2441c37e894fb5 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55a1c39e913b - std::sys_common::backtrace::print::h4fb679ac439362ea [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55a1c39e913b - std::panicking::default_hook::{{closure}}::h56bbadec2356e5d2 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55a1c39e8c11 - std::panicking::default_hook::hb25822b45f6fdc4e [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55a1c39e9804 - std::panicking::rust_panic_with_hook::h4da5578e7277d2d4 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:622:17 [INFO] [stderr] 11: 0x55a1c39e92e7 - std::panicking::begin_panic_handler::{{closure}}::h003783ddb3cba4e8 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x55a1c39e79ec - std::sys_common::backtrace::__rust_end_short_backtrace::hd138d2032731ed21 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55a1c39e9249 - rust_begin_unwind [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x55a1c39d5fe1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x55a1c39d6073 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x55a1c39d7234 - core::result::Result::unwrap::hbfbb9c89f17b7520 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x55a1c39d78f2 - build_script_build::main::hbb7f8af757516a70 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:17:13 [INFO] [stderr] 18: 0x55a1c39d811b - core::ops::function::FnOnce::call_once::h6bddca262e747344 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55a1c39d759e - std::sys_common::backtrace::__rust_begin_short_backtrace::h98d4a8c66f0acf5b [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55a1c39d8831 - std::rt::lang_start::{{closure}}::hd8b994d6b1fe5263 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x55a1c39e9d09 - core::ops::function::impls:: for &F>::call_once::hd933294140eb11aa [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55a1c39e9d09 - std::panicking::try::do_call::h8342fe3d9218b807 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x55a1c39e9d09 - std::panicking::try::hcbd73d6d0d58a8f0 [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x55a1c39e9d09 - std::panic::catch_unwind::hde9cf73f810acfcc [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/panic.rs:434:14 [INFO] [stderr] 25: 0x55a1c39e9d09 - std::rt::lang_start_internal::heb39e7ea6e5d6f6f [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x55a1c39d8810 - std::rt::lang_start::hf3edde1469dd168d [INFO] [stderr] at /rustc/8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x55a1c39d7cfc - main [INFO] [stderr] 28: 0x7f9cecd950b3 - __libc_start_main [INFO] [stderr] 29: 0x55a1c39d673e - _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" "053149ee41a748a87375ba56b701005c5f0db520f438a4b3fdea49c41bb9bf59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "053149ee41a748a87375ba56b701005c5f0db520f438a4b3fdea49c41bb9bf59", kill_on_drop: false }` [INFO] [stdout] 053149ee41a748a87375ba56b701005c5f0db520f438a4b3fdea49c41bb9bf59