[INFO] fetching crate diced-py 0.1.2...
[INFO] testing diced-py-0.1.2 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[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 d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.22.6 (available: v0.26.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indoc v2.0.6
[INFO] [stderr]   Downloaded target-lexicon v0.12.16
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded pyo3-macros v0.22.6
[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 portable-atomic v1.11.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 363cc36a6861ed657afc8ef38076704caeae565cd1fdd565cb4e6d829826f3c9
[INFO] running `Command { std: "docker" "start" "-a" "363cc36a6861ed657afc8ef38076704caeae565cd1fdd565cb4e6d829826f3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "363cc36a6861ed657afc8ef38076704caeae565cd1fdd565cb4e6d829826f3c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363cc36a6861ed657afc8ef38076704caeae565cd1fdd565cb4e6d829826f3c9", kill_on_drop: false }`
[INFO] [stdout] 363cc36a6861ed657afc8ef38076704caeae565cd1fdd565cb4e6d829826f3c9
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bb27a7453d1fffdff47184414957784092d7065fae7b8f37d9733d397c5b59f
[INFO] running `Command { std: "docker" "start" "-a" "0bb27a7453d1fffdff47184414957784092d7065fae7b8f37d9733d397c5b59f", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling unindent v0.2.4
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling diced v0.1.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling pyo3-build-config v0.22.6
[INFO] [stderr]    Compiling pyo3-macros-backend v0.22.6
[INFO] [stderr]    Compiling pyo3-ffi 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 52.41s
[INFO] running `Command { std: "docker" "inspect" "0bb27a7453d1fffdff47184414957784092d7065fae7b8f37d9733d397c5b59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb27a7453d1fffdff47184414957784092d7065fae7b8f37d9733d397c5b59f", kill_on_drop: false }`
[INFO] [stdout] 0bb27a7453d1fffdff47184414957784092d7065fae7b8f37d9733d397c5b59f
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5774db26d9adb184ea009e0173d7969e5410b141708f3fb8f7655d0b840cd3a8
[INFO] running `Command { std: "docker" "start" "-a" "5774db26d9adb184ea009e0173d7969e5410b141708f3fb8f7655d0b840cd3a8", 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 2.10s
[INFO] running `Command { std: "docker" "inspect" "5774db26d9adb184ea009e0173d7969e5410b141708f3fb8f7655d0b840cd3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5774db26d9adb184ea009e0173d7969e5410b141708f3fb8f7655d0b840cd3a8", kill_on_drop: false }`
[INFO] [stdout] 5774db26d9adb184ea009e0173d7969e5410b141708f3fb8f7655d0b840cd3a8
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01fff127261aec3d5bc0827f8472511f22ead7aa6f11e37e0cf54c60f0391a63
[INFO] running `Command { std: "docker" "start" "-a" "01fff127261aec3d5bc0827f8472511f22ead7aa6f11e37e0cf54c60f0391a63", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests diced/lib.rs (/opt/rustwide/target/debug/deps/diced_py-92a61800285d8e5f)
[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] [stderr]      Running diced/tests/unittest.rs (/opt/rustwide/target/debug/deps/unittest-4e3325438df08e18)
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] thread 'main' panicked at diced/tests/unittest.rs:22:10:
[INFO] [stderr] called `Option::unwrap()` on a `None` value
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x63fd7149dc02 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x63fd7149dc02 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x63fd7149dc02 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]    3:     0x63fd7149dc02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]    4:     0x63fd714baaa3 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]    5:     0x63fd714baaa3 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stderr]    6:     0x63fd7149b783 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x63fd7149b783 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]    8:     0x63fd7149da52 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]    9:     0x63fd7149eac6 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stderr]   10:     0x63fd7149e8c9 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stderr]   11:     0x63fd7149f3d2 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stderr]   12:     0x63fd7149f236 - std::panicking::begin_panic_handler::{{closure}}::he11808bc797ee921
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:699:13
[INFO] [stderr]   13:     0x63fd7149e0f9 - std::sys::backtrace::__rust_end_short_backtrace::h9418807cb7346258
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stderr]   14:     0x63fd7149eefd - __rustc[18fb429eef004894]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:697:5
[INFO] [stderr]   15:     0x63fd714b9cb0 - core::panicking::panic_fmt::hd890aeb12c3a3fc3
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:75:14
[INFO] [stderr]   16:     0x63fd714b9d1c - core::panicking::panic::h318cb8731d7e290d
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/panicking.rs:145:5
[INFO] [stderr]   17:     0x63fd714b9c29 - core::option::unwrap_failed::hb0c40146d06ba338
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/option.rs:2072:5
[INFO] [stderr]   18:     0x63fd7145f12b - core::option::Option<T>::unwrap::ha1454f0eca9803e7
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/option.rs:1005:21
[INFO] [stderr]   19:     0x63fd7145f12b - unittest::main::hccaa3699a628d483
[INFO] [stderr]                                at /opt/rustwide/workdir/diced/tests/unittest.rs:22:10
[INFO] [stderr]   20:     0x63fd7145ea63 - core::ops::function::FnOnce::call_once::ha5c5fa591953e3d1
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   21:     0x63fd7145ea63 - std::sys::backtrace::__rust_begin_short_backtrace::h2178a1207b4d02e2
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:152:18
[INFO] [stderr]   22:     0x63fd7145e959 - std::rt::lang_start::{{closure}}::h7d76ccdd6fc750db
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:206:18
[INFO] [stderr]   23:     0x63fd71498700 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stderr]   24:     0x63fd71498700 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]   25:     0x63fd71498700 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]   26:     0x63fd71498700 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]   27:     0x63fd71498700 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stderr]   28:     0x63fd71498700 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stderr]   29:     0x63fd71498700 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stderr]   30:     0x63fd71498700 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stderr]   31:     0x63fd71498700 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stderr]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stderr]   32:     0x63fd7145f37c - main
[INFO] [stderr]   33:     0x71b362fc21ca - <unknown>
[INFO] [stderr]   34:     0x71b362fc228b - __libc_start_main
[INFO] [stderr]   35:     0x63fd7145e5a5 - _start
[INFO] [stderr]   36:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test unittest`
[INFO] running `Command { std: "docker" "inspect" "01fff127261aec3d5bc0827f8472511f22ead7aa6f11e37e0cf54c60f0391a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fff127261aec3d5bc0827f8472511f22ead7aa6f11e37e0cf54c60f0391a63", kill_on_drop: false }`
[INFO] [stdout] 01fff127261aec3d5bc0827f8472511f22ead7aa6f11e37e0cf54c60f0391a63
