[INFO] fetching crate scaling 0.1.3... [INFO] testing scaling-0.1.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate scaling 0.1.3 into /workspace/builds/worker-114/source [INFO] validating manifest of crates.io crate scaling 0.1.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scaling 0.1.3 [INFO] finished tweaking crates.io crate scaling 0.1.3 [INFO] tweaked toml for crates.io crate scaling 0.1.3 written to /workspace/builds/worker-114/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d20af173f8bdbe8fa5a88e9be6236a6bf1cc869f7ac9b8c9ebb444c57d4c56f [INFO] running `Command { std: "docker" "start" "-a" "7d20af173f8bdbe8fa5a88e9be6236a6bf1cc869f7ac9b8c9ebb444c57d4c56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d20af173f8bdbe8fa5a88e9be6236a6bf1cc869f7ac9b8c9ebb444c57d4c56f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d20af173f8bdbe8fa5a88e9be6236a6bf1cc869f7ac9b8c9ebb444c57d4c56f", kill_on_drop: false }` [INFO] [stdout] 7d20af173f8bdbe8fa5a88e9be6236a6bf1cc869f7ac9b8c9ebb444c57d4c56f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4b6fc8523cac63971c838b20d27a086487b74266300e792953faae3621a37540 [INFO] running `Command { std: "docker" "start" "-a" "4b6fc8523cac63971c838b20d27a086487b74266300e792953faae3621a37540", kill_on_drop: false }` [INFO] [stderr] Compiling scaling v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.48s [INFO] running `Command { std: "docker" "inspect" "4b6fc8523cac63971c838b20d27a086487b74266300e792953faae3621a37540", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b6fc8523cac63971c838b20d27a086487b74266300e792953faae3621a37540", kill_on_drop: false }` [INFO] [stdout] 4b6fc8523cac63971c838b20d27a086487b74266300e792953faae3621a37540 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6783740f3b8ebeee0a8b19d2782e956aa9f5609206c39e99f1154a3f7d6eebd [INFO] running `Command { std: "docker" "start" "-a" "d6783740f3b8ebeee0a8b19d2782e956aa9f5609206c39e99f1154a3f7d6eebd", kill_on_drop: false }` [INFO] [stderr] Compiling scaling v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.73s [INFO] running `Command { std: "docker" "inspect" "d6783740f3b8ebeee0a8b19d2782e956aa9f5609206c39e99f1154a3f7d6eebd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6783740f3b8ebeee0a8b19d2782e956aa9f5609206c39e99f1154a3f7d6eebd", kill_on_drop: false }` [INFO] [stdout] d6783740f3b8ebeee0a8b19d2782e956aa9f5609206c39e99f1154a3f7d6eebd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9410e6fb550b2b34f87b06041e0ff04ecea281e117dc22300f75c2cd4d43acc6 [INFO] running `Command { std: "docker" "start" "-a" "9410e6fb550b2b34f87b06041e0ff04ecea281e117dc22300f75c2cd4d43acc6", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/scaling-186126083c6373f7) [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test tests::doctests_again ... ignored [INFO] [stdout] test test_fib ... ok [INFO] [stdout] test tests::very_quick ... ok [INFO] [stdout] test tests::test_sleep ... ok [INFO] [stdout] test tests::noop ... ok [INFO] [stdout] test tests::scales_o_2_to_the_n ... FAILED [INFO] [stdout] test tests::scales_o_n_log_n_looks_like_n ... ok [INFO] [stdout] test tests::very_slow ... ok [INFO] [stdout] test tests::scales_o_n ... ok [INFO] [stdout] test tests::painfully_slow ... ok [INFO] [stdout] test tests::sadly_slow ... ok [INFO] [stdout] test tests::ret_value ... ok [INFO] [stdout] test tests::scales_o_n_square ... ok [INFO] [stdout] test tests::scales_o_one has been running for over 60 seconds [INFO] [stdout] test tests::scales_o_one ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::scales_o_2_to_the_n stdout ---- [INFO] [stdout] [INFO] [stdout] O(2ᴺ): 0.00ns/N^10 (R²=0.990, 210 iterations in 20 samples) [INFO] [stdout] thread 'tests::scales_o_2_to_the_n' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `10`, [INFO] [stdout] right: `0`', src/lib.rs:764:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x558e88cd45dc - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x558e88cd45dc - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x558e88cd45dc - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x558e88cd45dc - ::fmt::hf439e5ed84c74abd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x558e88cf7b5c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stdout] 5: 0x558e88cd0585 - std::io::Write::write_fmt::h54337adeb3504c03 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stdout] 6: 0x558e88cd6030 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x558e88cd6030 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x558e88cd6030 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stdout] 9: 0x558e88cd5c16 - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:225:9 [INFO] [stdout] 10: 0x558e88cd66e4 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stdout] 11: 0x558e88cd61c0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stdout] 12: 0x558e88cd4a94 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stdout] 13: 0x558e88cd6129 - rust_begin_unwind [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stdout] 14: 0x558e88c128f1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stdout] 15: 0x558e88cf6098 - core::panicking::assert_failed_inner::hc71171cfb6f4bc69 [INFO] [stdout] 16: 0x558e88c2c78a - core::panicking::assert_failed::h12937e8334fa418f [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:144:5 [INFO] [stdout] 17: 0x558e88c37349 - scaling::tests::scales_o_2_to_the_n::hd4a4564b2f6bd827 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:764:9 [INFO] [stdout] 18: 0x558e88c3718a - scaling::tests::scales_o_2_to_the_n::{{closure}}::h1d536594c0fe6e72 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:760:5 [INFO] [stdout] 19: 0x558e88c7a84e - core::ops::function::FnOnce::call_once::hd3a49ed532104d4d [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x558e88cb20c3 - core::ops::function::FnOnce::call_once::h24a32b9da1a40fdb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x558e88cb20c3 - test::__rust_begin_short_backtrace::h3c3a0492fb4a12eb [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:585:5 [INFO] [stdout] 22: 0x558e88cb0cd7 - as core::ops::function::FnOnce>::call_once::h9a8e38435f73d5e0 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 23: 0x558e88cb0cd7 - as core::ops::function::FnOnce<()>>::call_once::hb23d7496a0e6d1b4 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x558e88cb0cd7 - std::panicking::try::do_call::ha2bb9825b32d2cc2 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 25: 0x558e88cb0cd7 - std::panicking::try::hdc38a574bbebc53e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 26: 0x558e88cb0cd7 - std::panic::catch_unwind::hc45ed246595c621c [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 27: 0x558e88cb0cd7 - test::run_test_in_process::h4249138faaea8d54 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:608:18 [INFO] [stdout] 28: 0x558e88cb0cd7 - test::run_test::run_test_inner::{{closure}}::h3c1b37669f6e9fd7 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:500:39 [INFO] [stdout] 29: 0x558e88c7df7e - test::run_test::run_test_inner::{{closure}}::h388760469edd5c24 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/test/src/lib.rs:527:37 [INFO] [stdout] 30: 0x558e88c7df7e - std::sys_common::backtrace::__rust_begin_short_backtrace::hbbaecdcfad18643e [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stdout] 31: 0x558e88c82cd8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h09cd3ca65896da91 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:484:17 [INFO] [stdout] 32: 0x558e88c82cd8 - as core::ops::function::FnOnce<()>>::call_once::hc52dbb4f9088d18b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x558e88c82cd8 - std::panicking::try::do_call::h4485cfee22b11c08 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stdout] 34: 0x558e88c82cd8 - std::panicking::try::hb62aa8549e20c08b [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stdout] 35: 0x558e88c82cd8 - std::panic::catch_unwind::ha322c7a5bc666762 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stdout] 36: 0x558e88c82cd8 - std::thread::Builder::spawn_unchecked::{{closure}}::h1076fc1398603b77 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/thread/mod.rs:483:30 [INFO] [stdout] 37: 0x558e88c82cd8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h911e510344167353 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x558e88cdb173 - as core::ops::function::FnOnce>::call_once::h771719d52c343434 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 39: 0x558e88cdb173 - as core::ops::function::FnOnce>::call_once::hf441746dfa4b0f57 [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/alloc/src/boxed.rs:1694:9 [INFO] [stdout] 40: 0x558e88cdb173 - std::sys::unix::thread::Thread::new::thread_start::hfd168f9d312b29ca [INFO] [stdout] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys/unix/thread.rs:106:17 [INFO] [stdout] 41: 0x7ffaada79609 - start_thread [INFO] [stdout] 42: 0x7ffaad84b293 - clone [INFO] [stdout] 43: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::scales_o_2_to_the_n [INFO] [stdout] [INFO] [stdout] test result: FAILED. 12 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 127.49s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "9410e6fb550b2b34f87b06041e0ff04ecea281e117dc22300f75c2cd4d43acc6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9410e6fb550b2b34f87b06041e0ff04ecea281e117dc22300f75c2cd4d43acc6", kill_on_drop: false }` [INFO] [stdout] 9410e6fb550b2b34f87b06041e0ff04ecea281e117dc22300f75c2cd4d43acc6