[INFO] fetching crate expression_simplify 1.0.1... [INFO] testing expression_simplify-1.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate expression_simplify 1.0.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate expression_simplify 1.0.1 [INFO] finished tweaking crates.io crate expression_simplify 1.0.1 [INFO] tweaked toml for crates.io crate expression_simplify 1.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate expression_simplify 1.0.1 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 expression_simplify 1.0.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c5293f9d49ffb8bb3d6b38e641080c59d5dd3843e76f4995d0eac3bd8f91d17f [INFO] running `Command { std: "docker" "start" "-a" "c5293f9d49ffb8bb3d6b38e641080c59d5dd3843e76f4995d0eac3bd8f91d17f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5293f9d49ffb8bb3d6b38e641080c59d5dd3843e76f4995d0eac3bd8f91d17f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5293f9d49ffb8bb3d6b38e641080c59d5dd3843e76f4995d0eac3bd8f91d17f", kill_on_drop: false }` [INFO] [stdout] c5293f9d49ffb8bb3d6b38e641080c59d5dd3843e76f4995d0eac3bd8f91d17f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e2831eda6345af4b370d943b553d1dd77104a1a972be5f448a9d360c4aa53bdd [INFO] running `Command { std: "docker" "start" "-a" "e2831eda6345af4b370d943b553d1dd77104a1a972be5f448a9d360c4aa53bdd", kill_on_drop: false }` [INFO] [stderr] Compiling expression_simplify v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `Command { std: "docker" "inspect" "e2831eda6345af4b370d943b553d1dd77104a1a972be5f448a9d360c4aa53bdd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2831eda6345af4b370d943b553d1dd77104a1a972be5f448a9d360c4aa53bdd", kill_on_drop: false }` [INFO] [stdout] e2831eda6345af4b370d943b553d1dd77104a1a972be5f448a9d360c4aa53bdd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 42b5fe13c7722eba5603758ef7c5aae9e56f36cc9b7294d409efa0142ce8150d [INFO] running `Command { std: "docker" "start" "-a" "42b5fe13c7722eba5603758ef7c5aae9e56f36cc9b7294d409efa0142ce8150d", kill_on_drop: false }` [INFO] [stderr] Compiling expression_simplify v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "42b5fe13c7722eba5603758ef7c5aae9e56f36cc9b7294d409efa0142ce8150d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42b5fe13c7722eba5603758ef7c5aae9e56f36cc9b7294d409efa0142ce8150d", kill_on_drop: false }` [INFO] [stdout] 42b5fe13c7722eba5603758ef7c5aae9e56f36cc9b7294d409efa0142ce8150d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 30e493cf214fe656d7fe80e34d8d6b91da5b43ed30816f05b094996c6c3c9534 [INFO] running `Command { std: "docker" "start" "-a" "30e493cf214fe656d7fe80e34d8d6b91da5b43ed30816f05b094996c6c3c9534", 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/expression_simplify-b452e3fc0bf833ab) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test simplifier::parse::lexer::lexer_module::lexer_test::test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/expression_simplify-4483557c571d3a31) [INFO] [stderr] Doc-tests expression_simplify [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] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 7) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 7) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stdout: [INFO] [stdout] Enter the expression you want to simplify: [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (56) panicked at src/simplifier/simplify/mod.rs:52:21: [INFO] [stdout] attempt to subtract with overflow [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5e49f70fcd12 - std::backtrace_rs::backtrace::libunwind::trace::ha50a1f28c7a10cf8 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5e49f70fcd12 - std::backtrace_rs::backtrace::trace_unsynchronized::h34f8c4ec82a320bc [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5e49f70fcd12 - std::sys::backtrace::_print_fmt::h2d23e84e13d343bc [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5e49f70fcd12 - ::fmt::hde21067283f7e82e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5e49f710c0ef - core::fmt::rt::Argument::fmt::he65307037dca33c6 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5e49f710c0ef - core::fmt::write::h24186904251c31cb [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/fmt/mod.rs:1469:25 [INFO] [stdout] 6: 0x5e49f70d9e53 - std::io::default_write_fmt::hdc5d19b6df666f61 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5e49f70d9e53 - std::io::Write::write_fmt::h3ab9f1f4d8d19b72 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5e49f70dfdd2 - std::sys::backtrace::BacktraceLock::print::he038489aba5894a6 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5e49f70e197c - std::panicking::default_hook::{{closure}}::h80a26d916c49679b [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5e49f70e17d6 - std::panicking::default_hook::he2e9efee79b3dce9 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5e49f70e1f55 - std::panicking::panic_with_hook::hf5648b7cec6bc73e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5e49f70e1db6 - std::panicking::panic_handler::{{closure}}::h1b2ed3864ba94359 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:700:13 [INFO] [stdout] 13: 0x5e49f70dff09 - std::sys::backtrace::__rust_end_short_backtrace::hd0186b2b27f5aaa7 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5e49f70ce72d - __rustc[f7dae8b92efe1d7a]::rust_begin_unwind [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5e49f710f7b0 - core::panicking::panic_fmt::hb5d6b83773432920 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x5e49f710f437 - core::panicking::panic_const::panic_const_sub_overflow::hc2c4d67a420556fa [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/panicking.rs:180:17 [INFO] [stdout] 17: 0x5e49f70c27bb - expression_simplify::simplifier::simplify::simplifier_module::delete_pre_add::he3e3f47d1b72071b [INFO] [stdout] at /opt/rustwide/workdir/src/simplifier/simplify/mod.rs:52:21 [INFO] [stdout] 18: 0x5e49f70c26a7 - expression_simplify::simplifier::simplify::simplifier_module::presimplify::ha14b054f68ddeb4e [INFO] [stdout] at /opt/rustwide/workdir/src/simplifier/simplify/mod.rs:6:9 [INFO] [stdout] 19: 0x5e49f70b9510 - expression_simplify::simplifier::inputhandler::input_handler::read_input::ha6ca56f3ef4f18eb [INFO] [stdout] at /opt/rustwide/workdir/src/simplifier/inputhandler/mod.rs:12:9 [INFO] [stdout] 20: 0x5e49f70b8d17 - rust_out::main::hbdf05be24bd65ee6 [INFO] [stdout] 21: 0x5e49f70b8cb3 - core::ops::function::FnOnce::call_once::h1e8c751e4a62d14e [INFO] [stdout] 22: 0x5e49f70b8c96 - std::sys::backtrace::__rust_begin_short_backtrace::h6f205b09ee900b2a [INFO] [stdout] 23: 0x5e49f70b8c79 - std::rt::lang_start::{{closure}}::h374dad1e7f5efc95 [INFO] [stdout] 24: 0x5e49f70db860 - core::ops::function::impls:: for &F>::call_once::h8434f550918e723f [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 25: 0x5e49f70db860 - std::panicking::catch_unwind::do_call::h7f7a838f33db43be [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stdout] 26: 0x5e49f70db860 - std::panicking::catch_unwind::hf345702047129f6d [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stdout] 27: 0x5e49f70db860 - std::panic::catch_unwind::h42f92c278294a3a0 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stdout] 28: 0x5e49f70db860 - std::rt::lang_start_internal::{{closure}}::ha6834eab5ce60f45 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:175:24 [INFO] [stdout] 29: 0x5e49f70db860 - std::panicking::catch_unwind::do_call::hf4afda32c60c9e55 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:590:40 [INFO] [stdout] 30: 0x5e49f70db860 - std::panicking::catch_unwind::hbfda5503aab4db1e [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panicking.rs:553:19 [INFO] [stdout] 31: 0x5e49f70db860 - std::panic::catch_unwind::h1a1ed11560d244f4 [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/panic.rs:359:14 [INFO] [stdout] 32: 0x5e49f70db860 - std::rt::lang_start_internal::h1f713c0146d469ad [INFO] [stdout] at /rustc/c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38/library/std/src/rt.rs:171:5 [INFO] [stdout] 33: 0x5e49f70b8c61 - std::rt::lang_start::h25a068bab729a087 [INFO] [stdout] 34: 0x5e49f70b8d35 - main [INFO] [stdout] 35: 0x71d70f0dd1ca - [INFO] [stdout] 36: 0x71d70f0dd28b - __libc_start_main [INFO] [stdout] 37: 0x5e49f70b8b75 - _start [INFO] [stdout] 38: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 7) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "30e493cf214fe656d7fe80e34d8d6b91da5b43ed30816f05b094996c6c3c9534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30e493cf214fe656d7fe80e34d8d6b91da5b43ed30816f05b094996c6c3c9534", kill_on_drop: false }` [INFO] [stdout] 30e493cf214fe656d7fe80e34d8d6b91da5b43ed30816f05b094996c6c3c9534