[INFO] fetching crate padic 0.1.6...
[INFO] testing padic-0.1.6 against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate padic 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate padic 0.1.6
[INFO] finished tweaking crates.io crate padic 0.1.6
[INFO] tweaked toml for crates.io crate padic 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate padic 0.1.6 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc40b7f7dc362d271901b183d3e296aeb74a1a0f701831483c27aeabf2ee44ed
[INFO] running `Command { std: "docker" "start" "-a" "cc40b7f7dc362d271901b183d3e296aeb74a1a0f701831483c27aeabf2ee44ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc40b7f7dc362d271901b183d3e296aeb74a1a0f701831483c27aeabf2ee44ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc40b7f7dc362d271901b183d3e296aeb74a1a0f701831483c27aeabf2ee44ed", kill_on_drop: false }`
[INFO] [stdout] cc40b7f7dc362d271901b183d3e296aeb74a1a0f701831483c27aeabf2ee44ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d61d7f4ad9635dd1a6676764db62f6d62c7b723c17541217280f8cafda6247e6
[INFO] running `Command { std: "docker" "start" "-a" "d61d7f4ad9635dd1a6676764db62f6d62c7b723c17541217280f8cafda6247e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling padic v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "d61d7f4ad9635dd1a6676764db62f6d62c7b723c17541217280f8cafda6247e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d61d7f4ad9635dd1a6676764db62f6d62c7b723c17541217280f8cafda6247e6", kill_on_drop: false }`
[INFO] [stdout] d61d7f4ad9635dd1a6676764db62f6d62c7b723c17541217280f8cafda6247e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18a7992320c3e4df7d014ab4c4451d00fa9786dc331a45c9ddd78a780d31c94d
[INFO] running `Command { std: "docker" "start" "-a" "18a7992320c3e4df7d014ab4c4451d00fa9786dc331a45c9ddd78a780d31c94d", kill_on_drop: false }`
[INFO] [stderr]    Compiling padic v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "18a7992320c3e4df7d014ab4c4451d00fa9786dc331a45c9ddd78a780d31c94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a7992320c3e4df7d014ab4c4451d00fa9786dc331a45c9ddd78a780d31c94d", kill_on_drop: false }`
[INFO] [stdout] 18a7992320c3e4df7d014ab4c4451d00fa9786dc331a45c9ddd78a780d31c94d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7606afbdce6519177bf3ca0d2cc1c4e880c315d44e9546be1f64912e9467dfe8
[INFO] running `Command { std: "docker" "start" "-a" "7606afbdce6519177bf3ca0d2cc1c4e880c315d44e9546be1f64912e9467dfe8", 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/padic-5dc7f7820c1b2a2e)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::ratio_padic_absolute_test ... ok
[INFO] [stdout] test tests::ratio_to_float_test ... ok
[INFO] [stdout] test tests::ratio_new_test ... ok
[INFO] [stdout] test tests::ratio_prime_factors_test ... ok
[INFO] [stdout] test tests::ratio_padic_valuation_test ... ok
[INFO] [stdout] test tests::ratio_to_padic_default_test ... ok
[INFO] [stdout] test tests::ratio_to_padic_val_none_test ... ok
[INFO] [stdout] test tests::ratio_to_padic_val_two_test ... ok
[INFO] [stdout] test tests::ratio_to_string_test ... ok
[INFO] [stdout] test tests::ratio_to_padic_val_minus_two_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests padic
[INFO] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test src/lib.rs - Ratio::to_padic (line 372) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::add (line 136) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::without_prime (line 256) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::next_digit (line 420) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::div (line 198) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::new (line 107) ... ok
[INFO] [stdout] test src/lib.rs - Padic::to_string (line 52) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::padic_absolute (line 334) ... ok
[INFO] [stdout] test src/lib.rs - cycle_detection (line 583) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::prime_factors (line 214) ... ok
[INFO] [stdout] test src/lib.rs - Padic::expansion_cycle (line 34) ... FAILED
[INFO] [stdout] test src/lib.rs - egcd (line 464) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::mul (line 178) ... ok
[INFO] [stdout] test src/lib.rs - cycle_detection (line 590) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::padic_valuation (line 313) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::to_float (line 280) ... ok
[INFO] [stdout] test src/lib.rs - mod_inv (line 492) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::sub (line 157) ... ok
[INFO] [stdout] test src/lib.rs - prime_factors (line 512) ... ok
[INFO] [stdout] test src/lib.rs - Ratio::to_string (line 293) ... ok
[INFO] [stdout] test src/lib.rs - is_prime (line 548) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Padic::expansion_cycle (line 34) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] [1, 1, 2, 1, 0, 1, 2, 1, 0, 1, 2, 1]
[INFO] [stdout] "... 1 2 1 0 1 2 1 0 1 2 1 1"
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:11:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 0
[INFO] [stdout]  right: 4
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6006502fd3f2 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6006502fd3f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6006502fd3f2 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6006502fd3f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x600650318db3 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x600650318db3 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6006502fb033 - std::io::default_write_fmt::h92ac9345fd53cc14
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6006502fb033 - std::io::Write::write_fmt::h5ebaf381f8338068
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6006502fd242 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6006502fe2b6 - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6006502fe0b9 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x6006502feb82 - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x6006502fea1a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x6006502fd8e9 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x6006502fe6ad - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x600650318220 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x600650318523 - core::panicking::assert_failed_inner::h6a89cd271393c011
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:448:17
[INFO] [stdout]   17:     0x6006502e9932 - core::panicking::assert_failed::hf134d23c5ff8f151
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:403:5
[INFO] [stdout]   18:     0x6006502d8d8b - rust_out::main::_doctest_main_src_lib_rs_34_0::h641468d39ae7ddc2
[INFO] [stdout]   19:     0x6006502d8a66 - rust_out::main::h4293891446a396e5
[INFO] [stdout]   20:     0x6006502d8093 - core::ops::function::FnOnce::call_once::h1b7f0f4a0fa90646
[INFO] [stdout]   21:     0x6006502d7e06 - std::sys::backtrace::__rust_begin_short_backtrace::h93ddb45b5142a0f2
[INFO] [stdout]   22:     0x6006502d7de9 - std::rt::lang_start::{{closure}}::hc7952c01b1103b9a
[INFO] [stdout]   23:     0x6006502f85a0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hc3929e8466919df6
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   24:     0x6006502f85a0 - std::panicking::catch_unwind::do_call::hed30a66745299fca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   25:     0x6006502f85a0 - std::panicking::catch_unwind::hdfb0bc9563518507
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   26:     0x6006502f85a0 - std::panic::catch_unwind::hd0a1d748acfba573
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x6006502f85a0 - std::rt::lang_start_internal::{{closure}}::h0c1845f1b3064b93
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x6006502f85a0 - std::panicking::catch_unwind::do_call::h1114c52e864472d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x6006502f85a0 - std::panicking::catch_unwind::h91938c6665615bc7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x6006502f85a0 - std::panic::catch_unwind::h0c65d4211626564a
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6006502f85a0 - std::rt::lang_start_internal::hc41e58da8618ff02
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x6006502d7dd1 - std::rt::lang_start::hcc2a7507424cf42d
[INFO] [stdout]   33:     0x6006502d8dd5 - main
[INFO] [stdout]   34:     0x7b03833f91ca - <unknown>
[INFO] [stdout]   35:     0x7b03833f928b - __libc_start_main
[INFO] [stdout]   36:     0x6006502d7ce5 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - Padic::expansion_cycle (line 34)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 20 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7606afbdce6519177bf3ca0d2cc1c4e880c315d44e9546be1f64912e9467dfe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7606afbdce6519177bf3ca0d2cc1c4e880c315d44e9546be1f64912e9467dfe8", kill_on_drop: false }`
[INFO] [stdout] 7606afbdce6519177bf3ca0d2cc1c4e880c315d44e9546be1f64912e9467dfe8
