[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] ebfd865eacffb0b502acf53dfdd8bf24566a036d
[INFO] testing artichoke/playground against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fplayground" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artichoke/playground on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[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-5-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-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f13cf517abfadde24b664a1024464cbf989ea80b9df423f734e8eccc6e345914
[INFO] running `Command { std: "docker" "start" "-a" "f13cf517abfadde24b664a1024464cbf989ea80b9df423f734e8eccc6e345914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f13cf517abfadde24b664a1024464cbf989ea80b9df423f734e8eccc6e345914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f13cf517abfadde24b664a1024464cbf989ea80b9df423f734e8eccc6e345914", kill_on_drop: false }`
[INFO] [stdout] f13cf517abfadde24b664a1024464cbf989ea80b9df423f734e8eccc6e345914
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e424ba26a1ee7b302567360d45ef5d6f5c4bf3ff93e960b7ef30b81fbe9922d2
[INFO] running `Command { std: "docker" "start" "-a" "e424ba26a1ee7b302567360d45ef5d6f5c4bf3ff93e960b7ef30b81fbe9922d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling raw-parts v2.0.0
[INFO] [stderr]    Compiling focaccia v1.4.0
[INFO] [stderr]    Compiling posix-space v1.0.4
[INFO] [stderr]    Compiling scolapasta-strbuf v1.0.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling qed v1.6.1
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling artichoke-core v0.13.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling tz-rs v0.6.14
[INFO] [stderr]    Compiling scolapasta-aref v0.1.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling bytecount v0.6.7
[INFO] [stderr]    Compiling rand_mt v4.2.2
[INFO] [stderr]    Compiling scolapasta-hex v0.3.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling strftime-ruby v1.0.1
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling spinoso-array v0.10.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling artichoke-load-path v0.1.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling scolapasta-path v0.5.1 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling mezzaluna-type-registry v1.0.1 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling intaglio v1.9.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling bstr v1.10.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling spinoso-math v0.3.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling artichoke v0.1.0-pre.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling scolapasta-string-escape v0.3.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling tzdb v0.6.0
[INFO] [stderr]    Compiling spinoso-string v0.24.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-exception v0.1.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-env v0.2.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-symbol v0.4.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling scolapasta-int-parse v0.2.2 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-random v0.4.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-securerandom v0.2.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling spinoso-regexp v0.5.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-time v0.7.2 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling artichoke-backend v0.24.1 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling playground v0.14.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.08s
[INFO] running `Command { std: "docker" "inspect" "e424ba26a1ee7b302567360d45ef5d6f5c4bf3ff93e960b7ef30b81fbe9922d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e424ba26a1ee7b302567360d45ef5d6f5c4bf3ff93e960b7ef30b81fbe9922d2", kill_on_drop: false }`
[INFO] [stdout] e424ba26a1ee7b302567360d45ef5d6f5c4bf3ff93e960b7ef30b81fbe9922d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8db0685ec2b5f421b37bce1672bacd3c8ad613706d78b17951bad1ff92170bf8
[INFO] running `Command { std: "docker" "start" "-a" "8db0685ec2b5f421b37bce1672bacd3c8ad613706d78b17951bad1ff92170bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.14.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "8db0685ec2b5f421b37bce1672bacd3c8ad613706d78b17951bad1ff92170bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db0685ec2b5f421b37bce1672bacd3c8ad613706d78b17951bad1ff92170bf8", kill_on_drop: false }`
[INFO] [stdout] 8db0685ec2b5f421b37bce1672bacd3c8ad613706d78b17951bad1ff92170bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2b6f612203cfe534b60708b8b6ccd365dfc01500e3438fa1097a84455b119c16
[INFO] running `Command { std: "docker" "start" "-a" "2b6f612203cfe534b60708b8b6ccd365dfc01500e3438fa1097a84455b119c16", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/playground-0443863037c748ed)
[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 playground/src/meta.rs:47:9:
[INFO] [stdout] Compiler meta mismatch, got: [rustc 1.84.0-beta.4 (202008a1b 2024-12-07) on x86_64-unknown-linux-gnu]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5cc097ffdf4a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5cc097ffdf4a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5cc097ffdf4a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5cc097ffdf4a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5cc098024183 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5cc098024183 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x5cc097ffad93 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x5cc097ffdd92 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5cc097fff3cd - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5cc097fff1d7 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5cc097a65847 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x5cc097a65847 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5cc097fffa78 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x5cc097fffa78 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5cc097fff83a - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x5cc097ffe429 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5cc097fff4cc - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5cc097a292c0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x5cc097a2be05 - playground::meta::tests::build_meta_contents::h6fc7c3277222077c
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:47:9
[INFO] [stdout]   19:     0x5cc097a2b997 - playground::meta::tests::build_meta_contents::{{closure}}::hcd2c09ca00bf2c31
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:41:29
[INFO] [stdout]   20:     0x5cc097a2a176 - core::ops::function::FnOnce::call_once::h8253f2403b4caad1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x5cc097a6a36b - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x5cc097a6a36b - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   23:     0x5cc097a69d58 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   24:     0x5cc097a69d58 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x5cc097a69d58 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   26:     0x5cc097a69d58 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   27:     0x5cc097a69d58 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x5cc097a69d58 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   29:     0x5cc097a69d58 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   30:     0x5cc097a2d7fa - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   31:     0x5cc097a2d7fa - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   32:     0x5cc097a31174 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   33:     0x5cc097a31174 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x5cc097a31174 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   35:     0x5cc097a31174 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   36:     0x5cc097a31174 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   37:     0x5cc097a31174 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   38:     0x5cc097a31174 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x5cc098003a4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   40:     0x5cc098003a4b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   41:     0x5cc098003a4b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   42:     0x78fe1971fac3 - <unknown>
[INFO] [stdout]   43:     0x78fe197b0a04 - clone
[INFO] [stdout]   44:                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 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2b6f612203cfe534b60708b8b6ccd365dfc01500e3438fa1097a84455b119c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b6f612203cfe534b60708b8b6ccd365dfc01500e3438fa1097a84455b119c16", kill_on_drop: false }`
[INFO] [stdout] 2b6f612203cfe534b60708b8b6ccd365dfc01500e3438fa1097a84455b119c16
