[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] testing fitzgen/preduce against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fpreduce" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fitzgen/preduce on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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-0-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded histo v0.1.0
[INFO] [stderr]   Downloaded blake2 v0.6.1
[INFO] [stderr]   Downloaded textwrap v0.6.0
[INFO] [stderr]   Downloaded ctrlc v3.0.2
[INFO] [stderr]   Downloaded signpost v0.1.0
[INFO] [stderr]   Downloaded is_executable v0.1.0
[INFO] [stderr]   Downloaded serde_json v1.0.3
[INFO] [stderr]   Downloaded clap v2.25.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68f80cca3720b90d814df22bec56ea1d338296ecf8f6561f4071fb8e846611d9
[INFO] running `Command { std: "docker" "start" "-a" "68f80cca3720b90d814df22bec56ea1d338296ecf8f6561f4071fb8e846611d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68f80cca3720b90d814df22bec56ea1d338296ecf8f6561f4071fb8e846611d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68f80cca3720b90d814df22bec56ea1d338296ecf8f6561f4071fb8e846611d9", kill_on_drop: false }`
[INFO] [stdout] 68f80cca3720b90d814df22bec56ea1d338296ecf8f6561f4071fb8e846611d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2af07cfffce485544fe68e709212fb4f13c69057d5d2a3373b075ea9dc6dc60
[INFO] running `Command { std: "docker" "start" "-a" "b2af07cfffce485544fe68e709212fb4f13c69057d5d2a3373b075ea9dc6dc60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling num-traits v0.1.40
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling serde v1.0.15
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling is_executable v0.1.0
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling preduce v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling textwrap v0.6.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling ctrlc v3.0.2
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr]    Compiling fixedbitset v0.1.6
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr] error: failed to run custom build command for `preduce v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/preduce-e6c8f2c981de00e8/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:     0x563ef82bfa1a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x563ef82bfa1a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x563ef82bfa1a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x563ef82bfa1a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x563ef82d9e1f - core::fmt::write::h78109e6f466b3af6
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stderr]      5:     0x563ef82bd7a5 - std::io::Write::write_fmt::hc59e1b02dd273c8a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stderr]      6:     0x563ef82bf7e5 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      7:     0x563ef82bf7e5 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      8:     0x563ef82c0d6e - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stderr]      9:     0x563ef82c0b15 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:288:9
[INFO] [stderr]     10:     0x563ef82c12ce - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:691:13
[INFO] [stderr]     11:     0x563ef82c11c9 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stderr]     12:     0x563ef82bfe86 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stderr]     13:     0x563ef82c0f22 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stderr]     14:     0x563ef82a6303 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stderr]     15:     0x563ef82a66f3 - core::result::unwrap_failed::he54eb4b2f125b26f
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/result.rs:1687:5
[INFO] [stderr]     16:     0x563ef82a814c - core::result::Result<T,E>::unwrap::hcc8c7d375ed86db0
[INFO] [stderr]     17:     0x563ef82a78a1 - build_script_build::main::hec93a4b0c103fb2a
[INFO] [stderr]     18:     0x563ef82a7cd3 - core::ops::function::FnOnce::call_once::hef3f5fdd98b90e97
[INFO] [stderr]     19:     0x563ef82a7186 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4b3d0663fbd09270
[INFO] [stderr]     20:     0x563ef82a7089 - std::rt::lang_start::{{closure}}::hf445e6c0101282ba
[INFO] [stderr]     21:     0x563ef82bb16e - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h2eb19b8ce4148df4
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:287:13
[INFO] [stderr]     22:     0x563ef82bb16e - std::panicking::try::do_call::h2e900feff5d504c5
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     23:     0x563ef82bb16e - std::panicking::try::h8854836cb85aa9f2
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     24:     0x563ef82bb16e - std::panic::catch_unwind::h706025dd4c48f64b
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     25:     0x563ef82bb16e - std::rt::lang_start_internal::{{closure}}::h7be5b97f4a07a91a
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:48
[INFO] [stderr]     26:     0x563ef82bb16e - std::panicking::try::do_call::h59847e9d0a176965
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stderr]     27:     0x563ef82bb16e - std::panicking::try::h399a918ba8522823
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stderr]     28:     0x563ef82bb16e - std::panic::catch_unwind::hca7ca6c55b2a2e26
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stderr]     29:     0x563ef82bb16e - std::rt::lang_start_internal::h2c807a81560459eb
[INFO] [stderr]                                  at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/rt.rs:148:20
[INFO] [stderr]     30:     0x563ef82a7067 - std::rt::lang_start::h3fe7a3f67627a928
[INFO] [stderr]     31:     0x563ef82a7c25 - main
[INFO] [stderr]     32:     0x7f9a2cff8d90 - <unknown>
[INFO] [stderr]     33:     0x7f9a2cff8e40 - __libc_start_main
[INFO] [stderr]     34:     0x563ef82a6835 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b2af07cfffce485544fe68e709212fb4f13c69057d5d2a3373b075ea9dc6dc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2af07cfffce485544fe68e709212fb4f13c69057d5d2a3373b075ea9dc6dc60", kill_on_drop: false }`
[INFO] [stdout] b2af07cfffce485544fe68e709212fb4f13c69057d5d2a3373b075ea9dc6dc60
