[INFO] fetching crate metaculustetra 0.0.3... [INFO] testing metaculustetra-0.0.3 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate metaculustetra 0.0.3 into /workspace/builds/worker-27/source [INFO] validating manifest of crates.io crate metaculustetra 0.0.3 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate metaculustetra 0.0.3 [INFO] finished tweaking crates.io crate metaculustetra 0.0.3 [INFO] tweaked toml for crates.io crate metaculustetra 0.0.3 written to /workspace/builds/worker-27/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 105caba40e7dd8a80596999f0617750800d3e6e189e31a95e8edd87bb6b987ac [INFO] running `Command { std: "docker" "start" "-a" "105caba40e7dd8a80596999f0617750800d3e6e189e31a95e8edd87bb6b987ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "105caba40e7dd8a80596999f0617750800d3e6e189e31a95e8edd87bb6b987ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "105caba40e7dd8a80596999f0617750800d3e6e189e31a95e8edd87bb6b987ac", kill_on_drop: false }` [INFO] [stdout] 105caba40e7dd8a80596999f0617750800d3e6e189e31a95e8edd87bb6b987ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8e8a722f709ce3ba8d21d7bb5eff2beba1910b13fdefd274ef18adaf4a381957 [INFO] running `Command { std: "docker" "start" "-a" "8e8a722f709ce3ba8d21d7bb5eff2beba1910b13fdefd274ef18adaf4a381957", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling once_cell v1.10.0 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling tinyvec_macros v0.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling matches v0.1.9 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling rustls v0.20.4 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling unicode-bidi v0.3.7 [INFO] [stderr] Compiling itoa v1.0.1 [INFO] [stderr] Compiling ryu v1.0.9 [INFO] [stderr] Compiling chunked_transfer v1.4.0 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling tinyvec v1.5.1 [INFO] [stderr] Compiling miniz_oxide v0.5.1 [INFO] [stderr] Compiling form_urlencoded v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling unicode-normalization v0.1.19 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling flate2 v1.0.23 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling idna v0.2.3 [INFO] [stderr] Compiling url v2.2.2 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling webpki v0.22.0 [INFO] [stderr] Compiling sct v0.7.0 [INFO] [stderr] Compiling webpki-roots v0.22.3 [INFO] [stderr] Compiling ureq v2.4.0 [INFO] [stderr] Compiling metaculustetra v0.0.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.18s [INFO] running `Command { std: "docker" "inspect" "8e8a722f709ce3ba8d21d7bb5eff2beba1910b13fdefd274ef18adaf4a381957", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8a722f709ce3ba8d21d7bb5eff2beba1910b13fdefd274ef18adaf4a381957", kill_on_drop: false }` [INFO] [stdout] 8e8a722f709ce3ba8d21d7bb5eff2beba1910b13fdefd274ef18adaf4a381957 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0182016fd1039c5c514e8af5be9761e29fa139cd6f9cad51e92c210a9ec5defc [INFO] running `Command { std: "docker" "start" "-a" "0182016fd1039c5c514e8af5be9761e29fa139cd6f9cad51e92c210a9ec5defc", kill_on_drop: false }` [INFO] [stderr] Compiling metaculustetra v0.0.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.76s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/metaculustetra-a687fd66724d766b) [INFO] running `Command { std: "docker" "inspect" "0182016fd1039c5c514e8af5be9761e29fa139cd6f9cad51e92c210a9ec5defc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0182016fd1039c5c514e8af5be9761e29fa139cd6f9cad51e92c210a9ec5defc", kill_on_drop: false }` [INFO] [stdout] 0182016fd1039c5c514e8af5be9761e29fa139cd6f9cad51e92c210a9ec5defc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4920170db414878f16f33e5900398d2fe16cda2239259b06c6dad82072996dd1 [INFO] running `Command { std: "docker" "start" "-a" "4920170db414878f16f33e5900398d2fe16cda2239259b06c6dad82072996dd1", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/metaculustetra-a687fd66724d766b) [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 metaculustetra [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - Metaculus (line 24) ... ok [INFO] [stdout] test src/lib.rs - Question::get_best_prediction (line 111) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Question::get_best_prediction (line 111) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/lib.rs:10:66 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b24173823d - std::backtrace_rs::backtrace::libunwind::trace::ha359b7f0090e2792 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stdout] 1: 0x55b24173823d - std::backtrace_rs::backtrace::trace_unsynchronized::h0584631f25c1d70e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55b24173823d - std::sys_common::backtrace::_print_fmt::hdadffd97d279ff14 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:66:5 [INFO] [stdout] 3: 0x55b24173823d - ::fmt::h26f189e611080a74 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:45:22 [INFO] [stdout] 4: 0x55b2417561ac - core::fmt::write::hfb5d11dfe037e8b7 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/fmt/mod.rs:1194:17 [INFO] [stdout] 5: 0x55b2417364c1 - std::io::Write::write_fmt::ha30651f608022a46 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/io/mod.rs:1655:15 [INFO] [stdout] 6: 0x55b2417399e5 - std::sys_common::backtrace::_print::h7a0e44402913ba60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:48:5 [INFO] [stdout] 7: 0x55b2417399e5 - std::sys_common::backtrace::print::h9767dc455a84e728 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:35:9 [INFO] [stdout] 8: 0x55b2417399e5 - std::panicking::default_hook::{{closure}}::h60afd6c8b12988ad [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:295:22 [INFO] [stdout] 9: 0x55b241739699 - std::panicking::default_hook::ha7b9bac6813f9d21 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:314:9 [INFO] [stdout] 10: 0x55b241739f32 - std::panicking::rust_panic_with_hook::h7b117a162a6f8664 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:698:17 [INFO] [stdout] 11: 0x55b241739e17 - std::panicking::begin_panic_handler::{{closure}}::h346750923c608600 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:588:13 [INFO] [stdout] 12: 0x55b2417386f4 - std::sys_common::backtrace::__rust_end_short_backtrace::h768c56c6a0c055c0 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/sys_common/backtrace.rs:138:18 [INFO] [stdout] 13: 0x55b241739b49 - rust_begin_unwind [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:584:5 [INFO] [stdout] 14: 0x55b2416a8343 - core::panicking::panic_fmt::h5c41cb2fa118fdbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/panicking.rs:143:14 [INFO] [stdout] 15: 0x55b2416a8433 - core::result::unwrap_failed::h6bc7b183ec719494 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/result.rs:1785:5 [INFO] [stdout] 16: 0x55b2416b3019 - core::result::Result::unwrap::h9a86c25ec438aad1 [INFO] [stdout] 17: 0x55b2416becbf - rust_out::main::_doctest_main_src_lib_rs_111_0::hea2a7b69681fc273 [INFO] [stdout] 18: 0x55b2416bec86 - rust_out::main::h3d3c95f1f21b751b [INFO] [stdout] 19: 0x55b2416b28d3 - core::ops::function::FnOnce::call_once::h359be4aec5e1561c [INFO] [stdout] 20: 0x55b2416b2139 - std::sys_common::backtrace::__rust_begin_short_backtrace::hf1c468c32d98493e [INFO] [stdout] 21: 0x55b2416b25e9 - std::rt::lang_start::{{closure}}::hc74257e153f5ba59 [INFO] [stdout] 22: 0x55b241733dfe - core::ops::function::impls:: for &F>::call_once::hae31cd38f966dcbc [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/core/src/ops/function.rs:259:13 [INFO] [stdout] 23: 0x55b241733dfe - std::panicking::try::do_call::h4a4c12a32b804624 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 24: 0x55b241733dfe - std::panicking::try::h87f80f5db1929b60 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 25: 0x55b241733dfe - std::panic::catch_unwind::hbc53afd5a2bdc195 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 26: 0x55b241733dfe - std::rt::lang_start_internal::{{closure}}::h2e62ddd08385fac8 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:48 [INFO] [stdout] 27: 0x55b241733dfe - std::panicking::try::do_call::h04b85b79b362213e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:492:40 [INFO] [stdout] 28: 0x55b241733dfe - std::panicking::try::h428fba6a4941d8ed [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panicking.rs:456:19 [INFO] [stdout] 29: 0x55b241733dfe - std::panic::catch_unwind::hd73c90258412492e [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/panic.rs:137:14 [INFO] [stdout] 30: 0x55b241733dfe - std::rt::lang_start_internal::h26255896a96668b5 [INFO] [stdout] at /rustc/7c13df853721b60a03e7c0bb084d2eb1e27a9caa/library/std/src/rt.rs:128:20 [INFO] [stdout] 31: 0x55b2416b25d1 - std::rt::lang_start::habb7d5349de31a07 [INFO] [stdout] 32: 0x55b2416bf013 - main [INFO] [stdout] 33: 0x7f6cce0b40b3 - __libc_start_main [INFO] [stdout] 34: 0x55b2416a859e - _start [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Question::get_best_prediction (line 111) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.86s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "4920170db414878f16f33e5900398d2fe16cda2239259b06c6dad82072996dd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4920170db414878f16f33e5900398d2fe16cda2239259b06c6dad82072996dd1", kill_on_drop: false }` [INFO] [stdout] 4920170db414878f16f33e5900398d2fe16cda2239259b06c6dad82072996dd1