[INFO] fetching crate oxymcts 0.1.0... [INFO] testing oxymcts-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate oxymcts 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate oxymcts 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate oxymcts 0.1.0 [INFO] finished tweaking crates.io crate oxymcts 0.1.0 [INFO] tweaked toml for crates.io crate oxymcts 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate oxymcts 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76767ceff0797ddd0db01e66145862a93c625979b9c629a8a012f4f4f8608cff [INFO] running `Command { std: "docker" "start" "-a" "76767ceff0797ddd0db01e66145862a93c625979b9c629a8a012f4f4f8608cff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76767ceff0797ddd0db01e66145862a93c625979b9c629a8a012f4f4f8608cff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76767ceff0797ddd0db01e66145862a93c625979b9c629a8a012f4f4f8608cff", kill_on_drop: false }` [INFO] [stdout] 76767ceff0797ddd0db01e66145862a93c625979b9c629a8a012f4f4f8608cff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 26a21bac4a46bbfdc9fbb461097ee72a610be4698cf0810cf87fc0b115a58f55 [INFO] running `Command { std: "docker" "start" "-a" "26a21bac4a46bbfdc9fbb461097ee72a610be4698cf0810cf87fc0b115a58f55", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling ppv-lite86 v0.2.9 [INFO] [stderr] Compiling ego-tree v0.6.2 [INFO] [stderr] Compiling ascii_tree v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling noisy_float v0.1.12 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling oxymcts v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.38s [INFO] running `Command { std: "docker" "inspect" "26a21bac4a46bbfdc9fbb461097ee72a610be4698cf0810cf87fc0b115a58f55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "26a21bac4a46bbfdc9fbb461097ee72a610be4698cf0810cf87fc0b115a58f55", kill_on_drop: false }` [INFO] [stdout] 26a21bac4a46bbfdc9fbb461097ee72a610be4698cf0810cf87fc0b115a58f55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ce7b196b88f5762cb7618f4a413dd9b9f5ab2ea8d6f6af8884192c0c4aa34d4d [INFO] running `Command { std: "docker" "start" "-a" "ce7b196b88f5762cb7618f4a413dd9b9f5ab2ea8d6f6af8884192c0c4aa34d4d", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.8.0 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rayon v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling oxymcts v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 9.65s [INFO] running `Command { std: "docker" "inspect" "ce7b196b88f5762cb7618f4a413dd9b9f5ab2ea8d6f6af8884192c0c4aa34d4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce7b196b88f5762cb7618f4a413dd9b9f5ab2ea8d6f6af8884192c0c4aa34d4d", kill_on_drop: false }` [INFO] [stdout] ce7b196b88f5762cb7618f4a413dd9b9f5ab2ea8d6f6af8884192c0c4aa34d4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4363b84a5f84ec7a79a0030a1777be38ce370d27b6a1bb5b850efe484e79e5fb [INFO] running `Command { std: "docker" "start" "-a" "4363b84a5f84ec7a79a0030a1777be38ce370d27b6a1bb5b850efe484e79e5fb", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/oxymcts-ec96e5e054daeb53) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test ops::test_uct_value ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- ops::test_uct_value stdout ---- [INFO] [stdout] thread 'ops::test_uct_value' panicked at 'assertion failed: (uct_value(500, 0., 10, 2.0_f64.sqrt()) - 1.339088).abs() < 0.00001', src/ops.rs:16:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5630cc6e78b0 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x5630cc6e78b0 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5630cc6e78b0 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5630cc6e78b0 - ::fmt::h767e17e1aa7df6a8 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x5630cc70a06c - core::fmt::write::h7aa6cd0067dca82a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/fmt/mod.rs:1110:17 [INFO] [stdout] 5: 0x5630cc6e4925 - std::io::Write::write_fmt::h6f1a9b91376a1376 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/io/mod.rs:1584:15 [INFO] [stdout] 6: 0x5630cc6e9a1b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x5630cc6e9a1b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x5630cc6e9a1b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x5630cc6e952c - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x5630cc6ea0c1 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x5630cc6e9b97 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:517:13 [INFO] [stdout] 12: 0x5630cc6e7d8c - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x5630cc6e9b29 - rust_begin_unwind [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x5630cc6974a1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x5630cc6973ed - core::panicking::panic::h3de4db67bd397eb3 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/panicking.rs:50:5 [INFO] [stdout] 16: 0x5630cc6985ef - oxymcts::ops::test_uct_value::h77db4a224808bc3d [INFO] [stdout] at /opt/rustwide/workdir/src/ops.rs:16:5 [INFO] [stdout] 17: 0x5630cc69853a - oxymcts::ops::test_uct_value::{{closure}}::h588cbecfe442a366 [INFO] [stdout] at /opt/rustwide/workdir/src/ops.rs:15:1 [INFO] [stdout] 18: 0x5630cc697f5e - core::ops::function::FnOnce::call_once::h26e8855bfc2d8aaa [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 19: 0x5630cc6becb3 - core::ops::function::FnOnce::call_once::h673fbe3f96486fd2 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x5630cc6becb3 - test::__rust_begin_short_backtrace::h8eedc24e104ef6a0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:577:5 [INFO] [stdout] 21: 0x5630cc6bd760 - as core::ops::function::FnOnce>::call_once::h028d0969d3f94d78 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 22: 0x5630cc6bd760 - as core::ops::function::FnOnce<()>>::call_once::h7634b01590b1722b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:346:9 [INFO] [stdout] 23: 0x5630cc6bd760 - std::panicking::try::do_call::hf74f869706dec63b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 24: 0x5630cc6bd760 - std::panicking::try::hd0b7346ebfaaae44 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 25: 0x5630cc6bd760 - std::panic::catch_unwind::hdbf6904f7c253080 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] 26: 0x5630cc6bd760 - test::run_test_in_process::h87e95a014ac91067 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:600:18 [INFO] [stdout] 27: 0x5630cc6bd760 - test::run_test::run_test_inner::{{closure}}::hdd69ae44aaab3470 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:492:39 [INFO] [stdout] 28: 0x5630cc698a32 - test::run_test::run_test_inner::{{closure}}::hc159305704d5b68a [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/test/src/lib.rs:519:37 [INFO] [stdout] 29: 0x5630cc698a32 - std::sys_common::backtrace::__rust_begin_short_backtrace::h33d8a8ad5f788fcc [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 30: 0x5630cc69c7a8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h6181011ddf4b8353 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/thread/mod.rs:481:17 [INFO] [stdout] 31: 0x5630cc69c7a8 - as core::ops::function::FnOnce<()>>::call_once::hf924ea0a0f25a1c0 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:346:9 [INFO] [stdout] 32: 0x5630cc69c7a8 - std::panicking::try::do_call::hd58061792d05fa5c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:401:40 [INFO] [stdout] 33: 0x5630cc69c7a8 - std::panicking::try::h3080747417e5af37 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panicking.rs:365:19 [INFO] [stdout] 34: 0x5630cc69c7a8 - std::panic::catch_unwind::hfeba515dcf36cb66 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/panic.rs:433:14 [INFO] [stdout] 35: 0x5630cc69c7a8 - std::thread::Builder::spawn_unchecked::{{closure}}::h29d57a62faff749b [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/thread/mod.rs:480:30 [INFO] [stdout] 36: 0x5630cc69c7a8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h44709d312d2a9c59 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 37: 0x5630cc6eeb77 - as core::ops::function::FnOnce>::call_once::h902e2cf6655e1b0c [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 38: 0x5630cc6eeb77 - as core::ops::function::FnOnce>::call_once::h893a5452154309d1 [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/alloc/src/boxed.rs:1575:9 [INFO] [stdout] 39: 0x5630cc6eeb77 - std::sys::unix::thread::Thread::new::thread_start::hdedcb57c96ab37cd [INFO] [stdout] at /rustc/99e3aef02079e9c10583638520cd0c134dc3a01d/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 40: 0x7f95e25f1609 - start_thread [INFO] [stdout] 41: 0x7f95e23c9293 - clone [INFO] [stdout] 42: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] ops::test_uct_value [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4363b84a5f84ec7a79a0030a1777be38ce370d27b6a1bb5b850efe484e79e5fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4363b84a5f84ec7a79a0030a1777be38ce370d27b6a1bb5b850efe484e79e5fb", kill_on_drop: false }` [INFO] [stdout] 4363b84a5f84ec7a79a0030a1777be38ce370d27b6a1bb5b850efe484e79e5fb