[INFO] cloning repository https://github.com/artichoke/playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artichoke/playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fplayground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fplayground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41cef16a00a6cfada475b339f1fa37441c20a57c
[INFO] testing artichoke/playground against beta-2023-04-20 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fplayground" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artichoke/playground on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/artichoke/playground
[INFO] finished tweaking git repo https://github.com/artichoke/playground
[INFO] tweaked toml for git repo https://github.com/artichoke/playground written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/artichoke/playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intaglio v1.8.0
[INFO] [stderr]   Downloaded posix-space v1.0.3
[INFO] [stderr]   Downloaded tz-rs v0.6.14
[INFO] [stderr]   Downloaded rand_mt v4.2.1
[INFO] [stderr]   Downloaded qed v1.6.0
[INFO] [stderr]   Downloaded raw-parts v1.1.2
[INFO] [stderr]   Downloaded strftime-ruby v1.0.0
[INFO] [stderr]   Downloaded focaccia v1.3.1
[INFO] [stderr]   Downloaded tzdb v0.5.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48b9eb1e989f42038ffe565090bd1c7696b22b1a7cdd964201416aa053a592e9
[INFO] running `Command { std: "docker" "start" "-a" "48b9eb1e989f42038ffe565090bd1c7696b22b1a7cdd964201416aa053a592e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48b9eb1e989f42038ffe565090bd1c7696b22b1a7cdd964201416aa053a592e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48b9eb1e989f42038ffe565090bd1c7696b22b1a7cdd964201416aa053a592e9", kill_on_drop: false }`
[INFO] [stdout] 48b9eb1e989f42038ffe565090bd1c7696b22b1a7cdd964201416aa053a592e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8006ebf993fa3110486daf5162ba96fdf538c44d98c4a5d826f7dfb9738e6ab
[INFO] running `Command { std: "docker" "start" "-a" "b8006ebf993fa3110486daf5162ba96fdf538c44d98c4a5d826f7dfb9738e6ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling prettyplease v0.2.4
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling bindgen v0.65.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v1.1.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling raw-parts v1.1.2
[INFO] [stderr]    Compiling posix-space v1.0.3
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling focaccia v1.3.1
[INFO] [stderr]    Compiling artichoke-core v0.13.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling strftime-ruby v1.0.0
[INFO] [stderr]    Compiling scolapasta-aref v0.1.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling rand_mt v4.2.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling scolapasta-hex v0.2.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling base64 v0.21.0
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling qed v1.6.0
[INFO] [stderr]    Compiling spinoso-array v0.9.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling intaglio v1.8.0
[INFO] [stderr]    Compiling scolapasta-path v0.5.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling artichoke-load-path v0.1.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling mezzaluna-type-registry v1.0.1 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling bstr v1.4.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling spinoso-math v0.3.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling tz-rs v0.6.14
[INFO] [stderr]    Compiling scolapasta-string-escape v0.3.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling spinoso-exception v0.1.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-string v0.21.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling scolapasta-int-parse v0.2.2 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-env v0.2.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-symbol v0.3.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tzdb v0.5.6
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling artichoke v0.1.0-pre.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-securerandom v0.2.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-random v0.3.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling spinoso-regexp v0.5.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling spinoso-time v0.7.1 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling artichoke-backend v0.23.0 (https://github.com/artichoke/artichoke.git?rev=b49699f43241f24b5781efe7de3f225b16c297ac#b49699f4)
[INFO] [stderr]    Compiling playground v0.12.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.54s
[INFO] running `Command { std: "docker" "inspect" "b8006ebf993fa3110486daf5162ba96fdf538c44d98c4a5d826f7dfb9738e6ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8006ebf993fa3110486daf5162ba96fdf538c44d98c4a5d826f7dfb9738e6ab", kill_on_drop: false }`
[INFO] [stdout] b8006ebf993fa3110486daf5162ba96fdf538c44d98c4a5d826f7dfb9738e6ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ba08486927c5e644e0d0888ca5d50d4b3722e76fff701b09fc878005ac85fc2
[INFO] running `Command { std: "docker" "start" "-a" "0ba08486927c5e644e0d0888ca5d50d4b3722e76fff701b09fc878005ac85fc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.12.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "0ba08486927c5e644e0d0888ca5d50d4b3722e76fff701b09fc878005ac85fc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ba08486927c5e644e0d0888ca5d50d4b3722e76fff701b09fc878005ac85fc2", kill_on_drop: false }`
[INFO] [stdout] 0ba08486927c5e644e0d0888ca5d50d4b3722e76fff701b09fc878005ac85fc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fabc712ce95ef55fb236a4a5fc4d28e6ee2757ce078b5520b7b81c680a81daa
[INFO] running `Command { std: "docker" "start" "-a" "6fabc712ce95ef55fb236a4a5fc4d28e6ee2757ce078b5520b7b81c680a81daa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/playground-7b946dd81a81e3c5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::repl_filename_context_new_unchecked_safety ... ok
[INFO] [stdout] test test::repl_filename_does_not_contain_nul_byte ... ok
[INFO] [stdout] test meta::tests::build_meta_contents ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- meta::tests::build_meta_contents stdout ----
[INFO] [stdout] thread 'meta::tests::build_meta_contents' panicked at 'Compiler meta mismatch, got: [rustc 1.70.0-beta.1 (1b7dd2252 2023-04-19) on x86_64-unknown-linux-gnu]', playground/src/meta.rs:47:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55b7a351615a - std::backtrace_rs::backtrace::libunwind::trace::h2f05d0192276a8f6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55b7a351615a - std::backtrace_rs::backtrace::trace_unsynchronized::hedc23dff7a1af150
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55b7a351615a - std::sys_common::backtrace::_print_fmt::h17541ef7592f3ce2
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55b7a351615a - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h20f75df5ab0c0792
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55b7a353ab3f - core::fmt::write::h78109e6f466b3af6
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/fmt/mod.rs:1254:17
[INFO] [stdout]    5:     0x55b7a3512e15 - std::io::Write::write_fmt::hd24bfb68a1b35a25
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/io/mod.rs:1698:15
[INFO] [stdout]    6:     0x55b7a3515f25 - std::sys_common::backtrace::_print::h8dac57a9f8fbf9a5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55b7a3515f25 - std::sys_common::backtrace::print::hf9ecbf41d1aa712f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55b7a3517bde - std::panicking::default_hook::{{closure}}::h04c07acfc84ca028
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:269:22
[INFO] [stdout]    9:     0x55b7a3517911 - std::panicking::default_hook::h01f6bb23e1eceb2c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:285:9
[INFO] [stdout]   10:     0x55b7a3005e2b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h87fe9f7b2fd49e4c
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   11:     0x55b7a3005e2b - test::test_main::{{closure}}::he94d679243a7531b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x55b7a35182c4 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h3f2d6d8b14c4769f
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   13:     0x55b7a35182c4 - std::panicking::rust_panic_with_hook::h2bb3722bbaf2f6df
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:695:13
[INFO] [stdout]   14:     0x55b7a3518039 - std::panicking::begin_panic_handler::{{closure}}::h91bc7f36a4be011b
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:582:13
[INFO] [stdout]   15:     0x55b7a35165c6 - std::sys_common::backtrace::__rust_end_short_backtrace::h8b3d3717114f9e59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55b7a3517d92 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:578:5
[INFO] [stdout]   17:     0x55b7a2fd0223 - core::panicking::panic_fmt::hfd368e3fbdabea26
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panicking.rs:67:14
[INFO] [stdout]   18:     0x55b7a2fd1de3 - playground::meta::tests::build_meta_contents::hb38a08000477e501
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:47:9
[INFO] [stdout]   19:     0x55b7a2fd1a67 - playground::meta::tests::build_meta_contents::{{closure}}::hed98a0c4949dfdc3
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:41:30
[INFO] [stdout]   20:     0x55b7a2fd19a5 - core::ops::function::FnOnce::call_once::hf35ad865b6f0b5cc
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x55b7a300acff - core::ops::function::FnOnce::call_once::ha6a70e79f7481a7e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x55b7a300acff - test::__rust_begin_short_backtrace::hce33033019b61e69
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:655:18
[INFO] [stdout]   23:     0x55b7a2fd84ec - test::run_test::{{closure}}::h858d3528838ae3e5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:646:30
[INFO] [stdout]   24:     0x55b7a2fd84ec - core::ops::function::FnOnce::call_once{{vtable.shim}}::he8ac2b00f01ae79e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x55b7a3009dd6 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h8093d25b522725ef
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   26:     0x55b7a3009dd6 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h5c334c204e4a3913
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   27:     0x55b7a3009dd6 - std::panicking::try::do_call::ha8b740c7b9478074
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   28:     0x55b7a3009dd6 - std::panicking::try::h5d34f63d0e41b64e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   29:     0x55b7a3009dd6 - std::panic::catch_unwind::hcfbb511e1aa7fc67
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   30:     0x55b7a3009dd6 - test::run_test_in_process::h9abda90f802eaf21
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:678:27
[INFO] [stdout]   31:     0x55b7a3009dd6 - test::run_test::run_test_inner::{{closure}}::h0f058de91f6c6edf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:572:39
[INFO] [stdout]   32:     0x55b7a2fd2cf5 - test::run_test::run_test_inner::{{closure}}::h5ca48a4c59c6c1fb
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/test/src/lib.rs:599:37
[INFO] [stdout]   33:     0x55b7a2fd2cf5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h32bd51e1495d4a33
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   34:     0x55b7a2fd8231 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc086fae9b128b2db
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:526:17
[INFO] [stdout]   35:     0x55b7a2fd8231 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb66571888d270d43
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   36:     0x55b7a2fd8231 - std::panicking::try::do_call::h4fa2ef4f6e51fecf
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:485:40
[INFO] [stdout]   37:     0x55b7a2fd8231 - std::panicking::try::h1e9e22b8584489b5
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panicking.rs:449:19
[INFO] [stdout]   38:     0x55b7a2fd8231 - std::panic::catch_unwind::h44698a3de0e0769e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/panic.rs:140:14
[INFO] [stdout]   39:     0x55b7a2fd8231 - std::thread::Builder::spawn_unchecked_::{{closure}}::h50153abde3fe239e
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/thread/mod.rs:525:30
[INFO] [stdout]   40:     0x55b7a2fd8231 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hbe5bbf6f38394364
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x55b7a351c7b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h0d83cb2920a49046
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   42:     0x55b7a351c7b5 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hbe0a008aa7d9ef59
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/alloc/src/boxed.rs:1973:9
[INFO] [stdout]   43:     0x55b7a351c7b5 - std::sys::unix::thread::Thread::new::thread_start::h3a466996bdf6b1f9
[INFO] [stdout]                                at /rustc/1b7dd2252b99671ce5d1cb9664c5f8636329436d/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   44:     0x7f6e5d641b43 - <unknown>
[INFO] [stdout]   45:     0x7f6e5d6d2bb4 - __clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     meta::tests::build_meta_contents
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "6fabc712ce95ef55fb236a4a5fc4d28e6ee2757ce078b5520b7b81c680a81daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fabc712ce95ef55fb236a4a5fc4d28e6ee2757ce078b5520b7b81c680a81daa", kill_on_drop: false }`
[INFO] [stdout] 6fabc712ce95ef55fb236a4a5fc4d28e6ee2757ce078b5520b7b81c680a81daa
