[INFO] fetching crate general-parser 0.0.6...
[INFO] testing general-parser-0.0.6 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate general-parser 0.0.6 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate general-parser 0.0.6
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate general-parser 0.0.6
[INFO] tweaked toml for crates.io crate general-parser 0.0.6 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate general-parser 0.0.6 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate general-parser 0.0.6 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87a2f4697b438407de28371c68cf3e2543665cf3ca51c167363489389aaed1c7
[INFO] running `Command { std: "docker" "start" "-a" "87a2f4697b438407de28371c68cf3e2543665cf3ca51c167363489389aaed1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87a2f4697b438407de28371c68cf3e2543665cf3ca51c167363489389aaed1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a2f4697b438407de28371c68cf3e2543665cf3ca51c167363489389aaed1c7", kill_on_drop: false }`
[INFO] [stdout] 87a2f4697b438407de28371c68cf3e2543665cf3ca51c167363489389aaed1c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92a5a678b9241be63f879952de07554e5e5c5ef9e48ef88dbd3f3da8f7b83203
[INFO] running `Command { std: "docker" "start" "-a" "92a5a678b9241be63f879952de07554e5e5c5ef9e48ef88dbd3f3da8f7b83203", kill_on_drop: false }`
[INFO] [stderr]    Compiling allocator-api2 v0.2.21
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling general-parser v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "92a5a678b9241be63f879952de07554e5e5c5ef9e48ef88dbd3f3da8f7b83203", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a5a678b9241be63f879952de07554e5e5c5ef9e48ef88dbd3f3da8f7b83203", kill_on_drop: false }`
[INFO] [stdout] 92a5a678b9241be63f879952de07554e5e5c5ef9e48ef88dbd3f3da8f7b83203
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8283373cd4b71edef6782f5d7689b27be2af463db7bdc9350cc9049591832566
[INFO] running `Command { std: "docker" "start" "-a" "8283373cd4b71edef6782f5d7689b27be2af463db7bdc9350cc9049591832566", kill_on_drop: false }`
[INFO] [stderr]    Compiling general-parser v0.0.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "8283373cd4b71edef6782f5d7689b27be2af463db7bdc9350cc9049591832566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8283373cd4b71edef6782f5d7689b27be2af463db7bdc9350cc9049591832566", kill_on_drop: false }`
[INFO] [stdout] 8283373cd4b71edef6782f5d7689b27be2af463db7bdc9350cc9049591832566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ee6a52a37d9123474bb1eeda8750566d2f944718af0a1b4e4f253821bc4b4305
[INFO] running `Command { std: "docker" "start" "-a" "ee6a52a37d9123474bb1eeda8750566d2f944718af0a1b4e4f253821bc4b4305", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/general_parser-466ab724f638f932)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/specification.rs (/opt/rustwide/target/debug/deps/specification-8d23f6aff280a437)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (24) panicked at tests/specification.rs:7:10:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x56cb2822b5b2 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x56cb2822b5b2 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x56cb2822b5b2 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x56cb2822b5b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hde21067283f7e82e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x56cb2823a37f - core::fmt::rt::Argument::fmt::he65307037dca33c6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x56cb2823a37f - core::fmt::write::h24186904251c31cb
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x56cb282030c3 - std::io::default_write_fmt::hdc5d19b6df666f61
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x56cb282030c3 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x56cb2820bd12 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x56cb2820d63c - std::panicking::default_hook::{{closure}}::h80a26d916c49679b
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x56cb2820d496 - std::panicking::default_hook::he2e9efee79b3dce9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x56cb2820dc15 - std::panicking::panic_with_hook::hf5648b7cec6bc73e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:834:13
[INFO] [stderr]   12:     0x56cb2820daaa - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:707:13
[INFO] [stderr]   13:     0x56cb2820be49 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x56cb281f7cfd - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5
[INFO] [stderr]   15:     0x56cb2823d750 - core::panicking::panic_fmt::hb5d6b83773432920
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14
[INFO] [stderr]   16:     0x56cb2823cfd6 - core::result::unwrap_failed::h427ee4a8bb06d8af
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1862:5
[INFO] [stderr]   17:     0x56cb281f393f - core::result::Result<T,E>::unwrap::h0be814d1e4ff38c9
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/result.rs:1233:23
[INFO] [stderr]   18:     0x56cb281f393f - specification::main::h7c51ed3512f7fc6f
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/specification.rs:7:4
[INFO] [stderr]   19:     0x56cb281f4a2b - core::ops::function::FnOnce::call_once::h89b541b51a157f1f
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   20:     0x56cb281f47ce - std::sys::backtrace::__rust_begin_short_backtrace::hac6e9338d27fb964
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   21:     0x56cb281f46c1 - std::rt::lang_start::{{closure}}::hb1913d723d9f63cb
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:206:18
[INFO] [stderr]   22:     0x56cb28204560 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h8434f550918e723f
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   23:     0x56cb28204560 - std::panicking::catch_unwind::do_call::h7f7a838f33db43be
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   24:     0x56cb28204560 - std::panicking::catch_unwind::hf345702047129f6d
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   25:     0x56cb28204560 - std::panic::catch_unwind::h42f92c278294a3a0
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   26:     0x56cb28204560 - std::rt::lang_start_internal::{{closure}}::ha6834eab5ce60f45
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:175:24
[INFO] [stderr]   27:     0x56cb28204560 - std::panicking::catch_unwind::do_call::hf4afda32c60c9e55
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40
[INFO] [stderr]   28:     0x56cb28204560 - std::panicking::catch_unwind::hbfda5503aab4db1e
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19
[INFO] [stderr]   29:     0x56cb28204560 - std::panic::catch_unwind::h1a1ed11560d244f4
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14
[INFO] [stderr]   30:     0x56cb28204560 - std::rt::lang_start_internal::h1f713c0146d469ad
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:171:5
[INFO] [stderr]   31:     0x56cb281f46a7 - std::rt::lang_start::hbcd5f974406e8ea1
[INFO] [stderr]                                at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:205:5
[INFO] [stderr]   32:     0x56cb281f7a1e - main
[INFO] [stderr]   33:     0x78d4ccfdb1ca - <unknown>
[INFO] [stderr]   34:     0x78d4ccfdb28b - __libc_start_main
[INFO] [stderr]   35:     0x56cb281f3765 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test specification`
[INFO] running `Command { std: "docker" "inspect" "ee6a52a37d9123474bb1eeda8750566d2f944718af0a1b4e4f253821bc4b4305", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6a52a37d9123474bb1eeda8750566d2f944718af0a1b4e4f253821bc4b4305", kill_on_drop: false }`
[INFO] [stdout] ee6a52a37d9123474bb1eeda8750566d2f944718af0a1b4e4f253821bc4b4305