[INFO] fetching crate diced-py 0.1.2...
[INFO] testing diced-py-0.1.2 against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] extracting crate diced-py 0.1.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate diced-py 0.1.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate diced-py 0.1.2
[INFO] tweaked toml for crates.io crate diced-py 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate diced-py 0.1.2 on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.22.6 (available: v0.27.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.22.6
[INFO] [stderr]   Downloaded indoc v2.0.7
[INFO] [stderr]   Downloaded pyo3-build-config v0.22.6
[INFO] [stderr]   Downloaded pyo3-ffi v0.22.6
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.22.6
[INFO] [stderr]   Downloaded pyo3 v0.22.6
[INFO] [stderr]   Downloaded diced v0.1.2
[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" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 829ab82dbea1571bc3411c53a7a174fc8b0009dcc3a23b41d1b3e2a13321af7c
[INFO] running `Command { std: "docker" "start" "-a" "829ab82dbea1571bc3411c53a7a174fc8b0009dcc3a23b41d1b3e2a13321af7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "829ab82dbea1571bc3411c53a7a174fc8b0009dcc3a23b41d1b3e2a13321af7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829ab82dbea1571bc3411c53a7a174fc8b0009dcc3a23b41d1b3e2a13321af7c", kill_on_drop: false }`
[INFO] [stdout] 829ab82dbea1571bc3411c53a7a174fc8b0009dcc3a23b41d1b3e2a13321af7c
[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" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d475f03235df2edebd64db482c9c4ff9df6aa34b1e6e1e6a9f03619fe3b256c
[INFO] running `Command { std: "docker" "start" "-a" "1d475f03235df2edebd64db482c9c4ff9df6aa34b1e6e1e6a9f03619fe3b256c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling diced v0.1.2
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling pyo3-ffi v0.22.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling pyo3 v0.22.6
[INFO] [stderr]    Compiling pyo3-macros v0.22.6
[INFO] [stderr]    Compiling diced-py v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.82s
[INFO] running `Command { std: "docker" "inspect" "1d475f03235df2edebd64db482c9c4ff9df6aa34b1e6e1e6a9f03619fe3b256c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d475f03235df2edebd64db482c9c4ff9df6aa34b1e6e1e6a9f03619fe3b256c", kill_on_drop: false }`
[INFO] [stdout] 1d475f03235df2edebd64db482c9c4ff9df6aa34b1e6e1e6a9f03619fe3b256c
[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" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb3db15795bfcfd2278c7ce98ee625c937d261bd67aff95228e1fe640d5be1c7
[INFO] running `Command { std: "docker" "start" "-a" "cb3db15795bfcfd2278c7ce98ee625c937d261bd67aff95228e1fe640d5be1c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling diced-py v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "cb3db15795bfcfd2278c7ce98ee625c937d261bd67aff95228e1fe640d5be1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb3db15795bfcfd2278c7ce98ee625c937d261bd67aff95228e1fe640d5be1c7", kill_on_drop: false }`
[INFO] [stdout] cb3db15795bfcfd2278c7ce98ee625c937d261bd67aff95228e1fe640d5be1c7
[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" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dea17caed22365afbdf947f3ccc450b5de21d187f2af5b4c3d93a49068c846e6
[INFO] running `Command { std: "docker" "start" "-a" "dea17caed22365afbdf947f3ccc450b5de21d187f2af5b4c3d93a49068c846e6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests diced/lib.rs (/opt/rustwide/target/debug/deps/diced_py-201a39d4613d0e47)
[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 diced/tests/unittest.rs (/opt/rustwide/target/debug/deps/unittest-b5807315dd688c6c)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (25) panicked at diced/tests/unittest.rs:22:10:
[INFO] [stderr] called `Option::unwrap()` on a `None` value
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x64870cd04542 - std::backtrace_rs::backtrace::libunwind::trace::h786de35fecf3582f
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x64870cd04542 - std::backtrace_rs::backtrace::trace_unsynchronized::h4a7da1a2a64387f1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x64870cd04542 - std::sys::backtrace::_print_fmt::h6bd7d500070c788c
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x64870cd04542 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h6d82c1afff976903
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x64870cd1430f - core::fmt::rt::Argument::fmt::hc4ce6d643d397690
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x64870cd1430f - core::fmt::write::hb1e7ca88b6a3936e
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/fmt/mod.rs:1469:25
[INFO] [stderr]    6:     0x64870cce1743 - std::io::default_write_fmt::hd5a9ffaa98f14929
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x64870cce1743 - std::io::Write::write_fmt::hc04a1e5003ed78ae
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x64870cce72b2 - std::sys::backtrace::BacktraceLock::print::ha2430613ee79d059
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x64870cce90ef - std::panicking::default_hook::{{closure}}::hdbd2db9e5c303cf6
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:301:27
[INFO] [stderr]   10:     0x64870cce8f49 - std::panicking::default_hook::hed93c70cba5fdcf0
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:328:9
[INFO] [stderr]   11:     0x64870cce9775 - std::panicking::panic_with_hook::h3862d766c2cec19b
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:834:13
[INFO] [stderr]   12:     0x64870cce9526 - std::panicking::panic_handler::{{closure}}::hb95eb402b5e28ee1
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:700:13
[INFO] [stderr]   13:     0x64870cce73e9 - std::sys::backtrace::__rust_end_short_backtrace::hf73a26dc1835d85a
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]   14:     0x64870ccd607d - __rustc[6ed5915ee467787]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:698:5
[INFO] [stderr]   15:     0x64870cd17b60 - core::panicking::panic_fmt::h3454303eb8e6f7cd
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:80:14
[INFO] [stderr]   16:     0x64870cd17b3c - core::panicking::panic::hb290d809a6d6b140
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/panicking.rs:150:5
[INFO] [stderr]   17:     0x64870cd17169 - core::option::unwrap_failed::h5799b6a4f0837979
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/option.rs:2174:5
[INFO] [stderr]   18:     0x64870cc644b0 - core::option::Option<T>::unwrap::h977c65b7b07c59d5
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/option.rs:1015:21
[INFO] [stderr]   19:     0x64870cc644b0 - unittest::main::haf558ba3fe16f2b9
[INFO] [stderr]                                at /opt/rustwide/workdir/diced/tests/unittest.rs:22:10
[INFO] [stderr]   20:     0x64870cc63692 - core::ops::function::FnOnce::call_once::hccadca8a8d715935
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   21:     0x64870cc635c5 - std::sys::backtrace::__rust_begin_short_backtrace::hcdc9a2f3b2be3716
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/sys/backtrace.rs:158:18
[INFO] [stderr]   22:     0x64870cc63576 - std::rt::lang_start::{{closure}}::he385dfd4b3935874
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:206:18
[INFO] [stderr]   23:     0x64870cce2cf0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3e39d917a8cc5592
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   24:     0x64870cce2cf0 - std::panicking::catch_unwind::do_call::hc1ce44ccb31bb18e
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   25:     0x64870cce2cf0 - std::panicking::catch_unwind::ha27d9fd2a77bbb18
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   26:     0x64870cce2cf0 - std::panic::catch_unwind::h0b0f1918d1e2eb85
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   27:     0x64870cce2cf0 - std::rt::lang_start_internal::{{closure}}::heeac2294083edcfe
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:175:24
[INFO] [stderr]   28:     0x64870cce2cf0 - std::panicking::catch_unwind::do_call::h4bb7d51c3842c367
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:590:40
[INFO] [stderr]   29:     0x64870cce2cf0 - std::panicking::catch_unwind::h1d2f2878ba2618c4
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panicking.rs:553:19
[INFO] [stderr]   30:     0x64870cce2cf0 - std::panic::catch_unwind::h5070bdf026bf1f78
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/panic.rs:359:14
[INFO] [stderr]   31:     0x64870cce2cf0 - std::rt::lang_start_internal::h9590fa5449576090
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:171:5
[INFO] [stderr]   32:     0x64870cc63557 - std::rt::lang_start::hc455e5fea5df6596
[INFO] [stderr]                                at /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/std/src/rt.rs:205:5
[INFO] [stderr]   33:     0x64870cc6515e - main
[INFO] [stderr]   34:     0x70756ff661ca - <unknown>
[INFO] [stderr]   35:     0x70756ff6628b - __libc_start_main
[INFO] [stderr]   36:     0x64870cc62905 - _start
[INFO] [stderr]   37:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test unittest`
[INFO] running `Command { std: "docker" "inspect" "dea17caed22365afbdf947f3ccc450b5de21d187f2af5b4c3d93a49068c846e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea17caed22365afbdf947f3ccc450b5de21d187f2af5b4c3d93a49068c846e6", kill_on_drop: false }`
[INFO] [stdout] dea17caed22365afbdf947f3ccc450b5de21d187f2af5b4c3d93a49068c846e6
