[INFO] fetching crate preserves 0.16.0...
[INFO] testing preserves-0.16.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate preserves 0.16.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate preserves 0.16.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate preserves 0.16.0
[INFO] finished tweaking crates.io crate preserves 0.16.0
[INFO] tweaked toml for crates.io crate preserves 0.16.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate preserves 0.16.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 208edbfd144b1ff74629c2de1d4f8fd94e9abee157259ed09137309734ffc278
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "208edbfd144b1ff74629c2de1d4f8fd94e9abee157259ed09137309734ffc278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "208edbfd144b1ff74629c2de1d4f8fd94e9abee157259ed09137309734ffc278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208edbfd144b1ff74629c2de1d4f8fd94e9abee157259ed09137309734ffc278", kill_on_drop: false }`
[INFO] [stdout] 208edbfd144b1ff74629c2de1d4f8fd94e9abee157259ed09137309734ffc278
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b76ec268004ae94e2e8fec22a0c12cca2ab97e51c882df9f6badbb047689ba1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b76ec268004ae94e2e8fec22a0c12cca2ab97e51c882df9f6badbb047689ba1b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling preserves v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.79s
[INFO] running `Command { std: "docker" "inspect" "b76ec268004ae94e2e8fec22a0c12cca2ab97e51c882df9f6badbb047689ba1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76ec268004ae94e2e8fec22a0c12cca2ab97e51c882df9f6badbb047689ba1b", kill_on_drop: false }`
[INFO] [stdout] b76ec268004ae94e2e8fec22a0c12cca2ab97e51c882df9f6badbb047689ba1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60cab32e091b418265a882392a9cb48ca08e2b193fb7985e95871fcd8be2c751
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "60cab32e091b418265a882392a9cb48ca08e2b193fb7985e95871fcd8be2c751", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling preserves v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.58s
[INFO] running `Command { std: "docker" "inspect" "60cab32e091b418265a882392a9cb48ca08e2b193fb7985e95871fcd8be2c751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60cab32e091b418265a882392a9cb48ca08e2b193fb7985e95871fcd8be2c751", kill_on_drop: false }`
[INFO] [stdout] 60cab32e091b418265a882392a9cb48ca08e2b193fb7985e95871fcd8be2c751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1d321c8d4238a3c51b5a4b0bdc24f045bf8531da7c1e0d4ad03c489db9152b0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d1d321c8d4238a3c51b5a4b0bdc24f045bf8531da7c1e0d4ad03c489db9152b0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preserves-880cf6ed97a2aab0)
[INFO] [stdout] 
[INFO] [stdout] running 109 tests
[INFO] [stdout] test decoder_tests::direct_i16_format_a ... ok
[INFO] [stdout] test decoder_tests::direct_i32_format_b_ok ... ok
[INFO] [stdout] test decoder_tests::direct_i64_format_b ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_a_negative ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_a_positive ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_b ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_b_much_too_long ... ok
[INFO] [stdout] test decoder_tests::direct_i16_format_b ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_b_too_long ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_b_too_large ... ok
[INFO] [stdout] test decoder_tests::direct_u64_format_b ... ok
[INFO] [stdout] test decoder_tests::direct_i8_format_a_zero ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_a_positive ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_a_zero ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_b ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_b_much_too_long ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_b_too_long ... ok
[INFO] [stdout] test decoder_tests::direct_u8_format_b_too_large ... ok
[INFO] [stdout] test decoder_tests::direct_u8_wrong_format ... ok
[INFO] [stdout] test decoder_tests::multiple_values_buf_advanced ... ok
[INFO] [stdout] test decoder_tests::skip_annotations_noskip ... ok
[INFO] [stdout] test decoder_tests::skip_annotations_skip ... ok
[INFO] [stdout] test hex::test::test_decode_packed ... ok
[INFO] [stdout] test dom::test_one ... ok
[INFO] [stdout] test hex::test::test_decode_whitespace ... ok
[INFO] [stdout] test dom::test_two ... ok
[INFO] [stdout] test hex::test::test_encode_packed ... ok
[INFO] [stdout] test hex::test::test_decode_liberal ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_11 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_13 ... ok
[INFO] [stdout] test hex::test::test_encode_lines ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_10 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_12 ... ok
[INFO] [stdout] test decoder_tests::direct_i32_format_b_ok_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_7 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_8 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_6 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_9 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_c3_6 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_10 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_11 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_12 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_13 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_6 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_7 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_8 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_a_9 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_10 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_1 ... ok
[INFO] [stdout] test decoder_tests::direct_i16_format_b_too_large ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_11 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_a_9 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_10 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_12 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_11 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_6 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_7 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_13 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_12 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_8 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_13 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case32_b_6 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_3 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c1 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_4 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c2 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_9 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_8 ... ok
[INFO] [stdout] test value_tests::boolean_mut ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_b_7 ... ok
[INFO] [stdout] test value_tests::float_mut ... ok
[INFO] [stdout] test value_tests::record_mut ... ok
[INFO] [stdout] test value_tests::sequence_mut ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_1 ... ok
[INFO] [stdout] test value_tests::signedinteger_mut ... ok
[INFO] [stdout] test serde_tests::simple_to_value ... ok
[INFO] [stdout] test value_tests::bytes_mut ... ok
[INFO] [stdout] test value_tests::double_mut ... ok
[INFO] [stdout] test value_tests::symbol_mut ... ok
[INFO] [stdout] test value_tests::string_mut ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_5 ... ok
[INFO] [stdout] test ieee754_section_5_10_total_order_tests::case64_c3_6 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 109 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/samples_tests.rs (/opt/rustwide/target/debug/deps/samples_tests-f056fcfcf09185b8)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error: test failed, to rerun pass '--test samples_tests'
[INFO] [stdout] test run ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- run stdout ----
[INFO] [stdout] thread 'run' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', tests/samples_tests.rs:21:68
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5631f395d6b0 - std::backtrace_rs::backtrace::libunwind::trace::hff4d1766e93f64f1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stdout]    1:     0x5631f395d6b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h56bbc8eb78770bcb
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5631f395d6b0 - std::sys_common::backtrace::_print_fmt::h5c8e75464faca780
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x5631f395d6b0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h48b88277def8b362
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stdout]    4:     0x5631f3980f8c - core::fmt::write::h3381b3176fe2b3d3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/fmt/mod.rs:1115:17
[INFO] [stdout]    5:     0x5631f395a615 - std::io::Write::write_fmt::h5f34a676f60246b5
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/io/mod.rs:1665:15
[INFO] [stdout]    6:     0x5631f395f82b - std::sys_common::backtrace::_print::ha537687d6c17dd0d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stdout]    7:     0x5631f395f82b - std::sys_common::backtrace::print::h61376ae57d131d72
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stdout]    8:     0x5631f395f82b - std::panicking::default_hook::{{closure}}::h0f7208c0b9644a54
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:208:50
[INFO] [stdout]    9:     0x5631f395f33c - std::panicking::default_hook::hdac7fc06578c14ce
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:222:9
[INFO] [stdout]   10:     0x5631f395fef4 - std::panicking::rust_panic_with_hook::h72b21c283da3d1ef
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:622:17
[INFO] [stdout]   11:     0x5631f395f9d7 - std::panicking::begin_panic_handler::{{closure}}::he5778f1729cff84a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:519:13
[INFO] [stdout]   12:     0x5631f395db8c - std::sys_common::backtrace::__rust_end_short_backtrace::h2d11ca8b453b4b1d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stdout]   13:     0x5631f395f939 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:515:5
[INFO] [stdout]   14:     0x5631f38824b1 - core::panicking::panic_fmt::hf9de31d4acbce4db
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/panicking.rs:92:14
[INFO] [stdout]   15:     0x5631f38825a3 - core::result::unwrap_failed::ha0c84e81219e5878
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/result.rs:1599:5
[INFO] [stdout]   16:     0x5631f38a2d8e - core::result::Result<T,E>::unwrap::h3a966a9efd76a7de
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/result.rs:1281:23
[INFO] [stdout]   17:     0x5631f389efd2 - samples_tests::run::h956fe14c28c5742a
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/samples_tests.rs:21:18
[INFO] [stdout]   18:     0x5631f389ef4e - samples_tests::run::{{closure}}::h7303f84997885665
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/samples_tests.rs:20:9
[INFO] [stdout]   19:     0x5631f388e78e - core::ops::function::FnOnce::call_once::h5ea2c167d391952b
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   20:     0x5631f38df0d3 - core::ops::function::FnOnce::call_once::hbb52c4519d3137b0
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   21:     0x5631f38df0d3 - test::__rust_begin_short_backtrace::h86fe3a2a5a5121af
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:578:5
[INFO] [stdout]   22:     0x5631f38ddb88 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hfd956bc3d57399be
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   23:     0x5631f38ddb88 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40dc93e0ddb5938a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   24:     0x5631f38ddb88 - std::panicking::try::do_call::h90d07750cb47c562
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   25:     0x5631f38ddb88 - std::panicking::try::h063c84733ad2a629
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   26:     0x5631f38ddb88 - std::panic::catch_unwind::h0c464836a84e7c08
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   27:     0x5631f38ddb88 - test::run_test_in_process::h5cb06ef620b157fc
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:601:18
[INFO] [stdout]   28:     0x5631f38ddb88 - test::run_test::run_test_inner::{{closure}}::h76f677f4b93f9828
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:493:39
[INFO] [stdout]   29:     0x5631f38ac31d - test::run_test::run_test_inner::{{closure}}::h366d01fe04f4d67a
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/test/src/lib.rs:520:37
[INFO] [stdout]   30:     0x5631f38ac31d - std::sys_common::backtrace::__rust_begin_short_backtrace::h7dfa0de4eb395af2
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stdout]   31:     0x5631f38b0ae8 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf0a74bb58798037f
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:476:17
[INFO] [stdout]   32:     0x5631f38b0ae8 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb024e854818586ac
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:347:9
[INFO] [stdout]   33:     0x5631f38b0ae8 - std::panicking::try::do_call::hb2dd9f1d0d48e41d
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:401:40
[INFO] [stdout]   34:     0x5631f38b0ae8 - std::panicking::try::h4717ae7bac8b2bf3
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panicking.rs:365:19
[INFO] [stdout]   35:     0x5631f38b0ae8 - std::panic::catch_unwind::h0dc8a061326ce8d8
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/panic.rs:434:14
[INFO] [stdout]   36:     0x5631f38b0ae8 - std::thread::Builder::spawn_unchecked::{{closure}}::haa369e2d6fd00aa1
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/thread/mod.rs:475:30
[INFO] [stdout]   37:     0x5631f38b0ae8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h36dcf3de8b056f17
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/core/src/ops/function.rs:227:5
[INFO] [stdout]   38:     0x5631f3964a67 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h65c29e4642be2358
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   39:     0x5631f3964a67 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd0f8f7fbbd9fffbf
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/alloc/src/boxed.rs:1572:9
[INFO] [stdout]   40:     0x5631f3964a67 - std::sys::unix::thread::Thread::new::thread_start::h2fd22fee3ca77b65
[INFO] [stdout]                                at /rustc/53fd98ca776cb875bc9e5514f56b52eb74f9e7a9/library/std/src/sys/unix/thread.rs:74:17
[INFO] [stdout]   41:     0x7fcfc45f7609 - start_thread
[INFO] [stdout]   42:     0x7fcfc43c9293 - clone
[INFO] [stdout]   43:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     run
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d1d321c8d4238a3c51b5a4b0bdc24f045bf8531da7c1e0d4ad03c489db9152b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d321c8d4238a3c51b5a4b0bdc24f045bf8531da7c1e0d4ad03c489db9152b0", kill_on_drop: false }`
[INFO] [stdout] d1d321c8d4238a3c51b5a4b0bdc24f045bf8531da7c1e0d4ad03c489db9152b0
