[INFO] fetching crate mathcalculate 0.1.2... [INFO] testing mathcalculate-0.1.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate mathcalculate 0.1.2 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate mathcalculate 0.1.2 [INFO] finished tweaking crates.io crate mathcalculate 0.1.2 [INFO] tweaked toml for crates.io crate mathcalculate 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate mathcalculate 0.1.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8ffa2ccc685f07da89047ad1a2b959d37a66c6e2ff6c446c13e45a123d4c853d [INFO] running `Command { std: "docker" "start" "-a" "8ffa2ccc685f07da89047ad1a2b959d37a66c6e2ff6c446c13e45a123d4c853d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8ffa2ccc685f07da89047ad1a2b959d37a66c6e2ff6c446c13e45a123d4c853d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ffa2ccc685f07da89047ad1a2b959d37a66c6e2ff6c446c13e45a123d4c853d", kill_on_drop: false }` [INFO] [stdout] 8ffa2ccc685f07da89047ad1a2b959d37a66c6e2ff6c446c13e45a123d4c853d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc49afc76b363f29f09b1aa6eae459b2414e618e60686797637bdadd1567a647 [INFO] running `Command { std: "docker" "start" "-a" "bc49afc76b363f29f09b1aa6eae459b2414e618e60686797637bdadd1567a647", kill_on_drop: false }` [INFO] [stderr] Compiling mathcalculate v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] running `Command { std: "docker" "inspect" "bc49afc76b363f29f09b1aa6eae459b2414e618e60686797637bdadd1567a647", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc49afc76b363f29f09b1aa6eae459b2414e618e60686797637bdadd1567a647", kill_on_drop: false }` [INFO] [stdout] bc49afc76b363f29f09b1aa6eae459b2414e618e60686797637bdadd1567a647 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2bf4ab44d8e4b6867140d17fcf25b674469768918d9c56843c56f85f42c2a4c7 [INFO] running `Command { std: "docker" "start" "-a" "2bf4ab44d8e4b6867140d17fcf25b674469768918d9c56843c56f85f42c2a4c7", kill_on_drop: false }` [INFO] [stderr] Compiling mathcalculate v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "2bf4ab44d8e4b6867140d17fcf25b674469768918d9c56843c56f85f42c2a4c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2bf4ab44d8e4b6867140d17fcf25b674469768918d9c56843c56f85f42c2a4c7", kill_on_drop: false }` [INFO] [stdout] 2bf4ab44d8e4b6867140d17fcf25b674469768918d9c56843c56f85f42c2a4c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4abca423f87c5f229a96510292e9f9083720ab9af1b206599189a52d59348d45 [INFO] running `Command { std: "docker" "start" "-a" "4abca423f87c5f229a96510292e9f9083720ab9af1b206599189a52d59348d45", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mathcalculate-daf292d0b8e0f92e) [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] Doc-tests mathcalculate [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - add (line 7) ... ok [INFO] [stdout] test src/lib.rs - multiply (line 35) ... ok [INFO] [stdout] test src/lib.rs - remove (line 21) ... FAILED [INFO] [stdout] test src/lib.rs - divide (line 49) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - remove (line 21) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (140) panicked at src/lib.rs:29:5: [INFO] [stdout] attempt to subtract with overflow [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x63d9cb8e0d62 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x63d9cb8e0d62 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x63d9cb8e0d62 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x63d9cb8e0d62 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x63d9cb8fd0ef - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x63d9cb8fd0ef - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x63d9cb8d2a93 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x63d9cb8d2a93 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x63d9cb8e0bb2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x63d9cb8d01fc - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x63d9cb8d0043 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x63d9cb8d073a - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x63d9cb8e0706 - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:700:13 [INFO] [stdout] 13: 0x63d9cb8e0699 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x63d9cb8d0b2d - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x63d9cb8ff0b0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x63d9cb8ff4a7 - core::panicking::panic_const::panic_const_sub_overflow::hae9054aa5dc98e0e [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:175:17 [INFO] [stdout] 17: 0x63d9cb8bf533 - mathcalculate::remove::hcc897801d10e4a50 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:29:5 [INFO] [stdout] 18: 0x63d9cb8bf364 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 19: 0x63d9cb8bf443 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 20: 0x63d9cb8bf3f6 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 21: 0x63d9cb8bf309 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 22: 0x63d9cb8e1330 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 23: 0x63d9cb8e1330 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 24: 0x63d9cb8e1330 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 25: 0x63d9cb8e1330 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 26: 0x63d9cb8e1330 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 27: 0x63d9cb8e1330 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 28: 0x63d9cb8e1330 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 29: 0x63d9cb8e1330 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 30: 0x63d9cb8e1330 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 31: 0x63d9cb8bf2f1 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 32: 0x63d9cb8bf485 - main [INFO] [stdout] 33: 0x7b0d2c74f1ca - [INFO] [stdout] 34: 0x7b0d2c74f28b - __libc_start_main [INFO] [stdout] 35: 0x63d9cb8bf205 - _start [INFO] [stdout] 36: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - remove (line 21) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "4abca423f87c5f229a96510292e9f9083720ab9af1b206599189a52d59348d45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4abca423f87c5f229a96510292e9f9083720ab9af1b206599189a52d59348d45", kill_on_drop: false }` [INFO] [stdout] 4abca423f87c5f229a96510292e9f9083720ab9af1b206599189a52d59348d45