[INFO] fetching crate scaling 0.1.3... [INFO] testing scaling-0.1.3 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate scaling 0.1.3 into /workspace/builds/worker-21/source [INFO] validating manifest of crates.io crate scaling 0.1.3 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-21/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6114e448e8bc80d137405b7be3b1f81c1e8a221ad0a3a98a6c33eb5b86323b56 [INFO] running `Command { std: "docker" "start" "-a" "6114e448e8bc80d137405b7be3b1f81c1e8a221ad0a3a98a6c33eb5b86323b56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6114e448e8bc80d137405b7be3b1f81c1e8a221ad0a3a98a6c33eb5b86323b56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6114e448e8bc80d137405b7be3b1f81c1e8a221ad0a3a98a6c33eb5b86323b56", kill_on_drop: false }` [INFO] [stdout] 6114e448e8bc80d137405b7be3b1f81c1e8a221ad0a3a98a6c33eb5b86323b56 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d73336ad9daedfd8ee3af5412af189b0c3ab3c0b4269fb68e5a5c8a6a977215 [INFO] running `Command { std: "docker" "start" "-a" "4d73336ad9daedfd8ee3af5412af189b0c3ab3c0b4269fb68e5a5c8a6a977215", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling scaling v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "4d73336ad9daedfd8ee3af5412af189b0c3ab3c0b4269fb68e5a5c8a6a977215", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d73336ad9daedfd8ee3af5412af189b0c3ab3c0b4269fb68e5a5c8a6a977215", kill_on_drop: false }` [INFO] [stdout] 4d73336ad9daedfd8ee3af5412af189b0c3ab3c0b4269fb68e5a5c8a6a977215 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67bca7c219ddcb5a432b5720127c5b8ccfdca2840c4b00cb8f22d79bef700e3a [INFO] running `Command { std: "docker" "start" "-a" "67bca7c219ddcb5a432b5720127c5b8ccfdca2840c4b00cb8f22d79bef700e3a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling scaling v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "67bca7c219ddcb5a432b5720127c5b8ccfdca2840c4b00cb8f22d79bef700e3a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67bca7c219ddcb5a432b5720127c5b8ccfdca2840c4b00cb8f22d79bef700e3a", kill_on_drop: false }` [INFO] [stdout] 67bca7c219ddcb5a432b5720127c5b8ccfdca2840c4b00cb8f22d79bef700e3a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 88102e72b64fbc3246bb528420636f7864bd4c21cf1f6cdec1049ea7aaa0e42b [INFO] running `Command { std: "docker" "start" "-a" "88102e72b64fbc3246bb528420636f7864bd4c21cf1f6cdec1049ea7aaa0e42b", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/scaling-74b2ec42d7002d2b) [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::noop ... ok [INFO] [stdout] test tests::test_sleep ... 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::ret_value ... 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::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: 0x55c991f84f1c - std::backtrace_rs::backtrace::libunwind::trace::h02555d7ca8aa068a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55c991f84f1c - std::backtrace_rs::backtrace::trace_unsynchronized::h8555a46024147da8 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55c991f84f1c - std::sys_common::backtrace::_print_fmt::h4c7f50b4f105da1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55c991f84f1c - ::fmt::ha305a40dbc030444 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55c991faaaac - core::fmt::write::hadd15acf4d6ce273 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/fmt/mod.rs:1190:17 [INFO] [stdout] 5: 0x55c991f80818 - std::io::Write::write_fmt::h271050faa79d27d2 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/io/mod.rs:1657:15 [INFO] [stdout] 6: 0x55c991f871e7 - std::sys_common::backtrace::_print::h0dd5c0810675bd8c [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55c991f871e7 - std::sys_common::backtrace::print::h20a2155fa0a22ca6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55c991f871e7 - std::panicking::default_hook::{{closure}}::habb3b6f3ccdfe00a [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55c991f86f1b - std::panicking::default_hook::h1c5cf4d5063a38e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:311:9 [INFO] [stdout] 10: 0x55c991f8793a - std::panicking::rust_panic_with_hook::hb5de7a3072d2cf59 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55c991f87627 - std::panicking::begin_panic_handler::{{closure}}::h5106de2f55f1a411 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55c991f853e4 - std::sys_common::backtrace::__rust_end_short_backtrace::h5ad5c2a8a003ca72 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55c991f87339 - rust_begin_unwind [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55c991ec71b3 - core::panicking::panic_fmt::hfb4b8460cd493e74 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55c991fa8ff8 - core::panicking::assert_failed_inner::h6332a1b3f7595954 [INFO] [stdout] 16: 0x55c991ee1a0a - core::panicking::assert_failed::hca46559980b1fdb0 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panicking.rs:182:5 [INFO] [stdout] 17: 0x55c991eec262 - scaling::tests::scales_o_2_to_the_n::hd4ca529214b60b31 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:764:9 [INFO] [stdout] 18: 0x55c991eec0ba - scaling::tests::scales_o_2_to_the_n::{{closure}}::h649be74ca61aae4c [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:760:5 [INFO] [stdout] 19: 0x55c991f294ee - core::ops::function::FnOnce::call_once::h40b0fd8fd42b7067 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55c991f5ae73 - core::ops::function::FnOnce::call_once::h43953c8a8f54893f [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55c991f5ae73 - test::__rust_begin_short_backtrace::h163f55298a15df9b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:575:5 [INFO] [stdout] 22: 0x55c991f59ba1 - as core::ops::function::FnOnce>::call_once::hc911782b3cbc7ed5 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 23: 0x55c991f59ba1 - as core::ops::function::FnOnce<()>>::call_once::hc5bb369afbf9cd4e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 24: 0x55c991f59ba1 - std::panicking::try::do_call::he60df4e3e832faff [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 25: 0x55c991f59ba1 - std::panicking::try::h2633cee89a0767f3 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 26: 0x55c991f59ba1 - std::panic::catch_unwind::h6e10f7b94ce38b1e [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 27: 0x55c991f59ba1 - test::run_test_in_process::h085ef39049c3b50b [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:598:18 [INFO] [stdout] 28: 0x55c991f59ba1 - test::run_test::run_test_inner::{{closure}}::h4e58ce9f68eb43e4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:492:39 [INFO] [stdout] 29: 0x55c991f63481 - test::run_test::run_test_inner::{{closure}}::h6d18db28c5e396ee [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/test/src/lib.rs:519:37 [INFO] [stdout] 30: 0x55c991f63481 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32292cb2cd8be620 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys_common/backtrace.rs:122:18 [INFO] [stdout] 31: 0x55c991f2fbdf - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h71ee66b20f7b0482 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:498:17 [INFO] [stdout] 32: 0x55c991f2fbdf - as core::ops::function::FnOnce<()>>::call_once::hb6046e1d1a75a4a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/panic/unwind_safe.rs:271:9 [INFO] [stdout] 33: 0x55c991f2fbdf - std::panicking::try::do_call::h5422165a88309c77 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:492:40 [INFO] [stdout] 34: 0x55c991f2fbdf - std::panicking::try::h840a12b54e2c9f5d [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panicking.rs:456:19 [INFO] [stdout] 35: 0x55c991f2fbdf - std::panic::catch_unwind::h85910e437c8da180 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/panic.rs:137:14 [INFO] [stdout] 36: 0x55c991f2fbdf - std::thread::Builder::spawn_unchecked_::{{closure}}::ha3af3a297bfd51d6 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/thread/mod.rs:497:30 [INFO] [stdout] 37: 0x55c991f2fbdf - core::ops::function::FnOnce::call_once{{vtable.shim}}::hff8788f58e0e06a9 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55c991f8d5d3 - as core::ops::function::FnOnce>::call_once::h82a18723295373b7 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 39: 0x55c991f8d5d3 - as core::ops::function::FnOnce>::call_once::h4b9b8634f7a2a5a4 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/alloc/src/boxed.rs:1854:9 [INFO] [stdout] 40: 0x55c991f8d5d3 - std::sys::unix::thread::Thread::new::thread_start::h3dc341aa024c6852 [INFO] [stdout] at /rustc/0a4f984a87c7ba6c74ec3e78442fec955a419e32/library/std/src/sys/unix/thread.rs:108:17 [INFO] [stdout] 41: 0x7fcb35c43609 - start_thread [INFO] [stdout] 42: 0x7fcb35a15293 - 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 127.22s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "88102e72b64fbc3246bb528420636f7864bd4c21cf1f6cdec1049ea7aaa0e42b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "88102e72b64fbc3246bb528420636f7864bd4c21cf1f6cdec1049ea7aaa0e42b", kill_on_drop: false }` [INFO] [stdout] 88102e72b64fbc3246bb528420636f7864bd4c21cf1f6cdec1049ea7aaa0e42b