[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] 270ee7ef5e4c5134d249ef5673c132ac58038404
[INFO] testing artichoke/playground against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartichoke%2Fplayground" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/artichoke/playground on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc1/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-6-tc1/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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/artichoke/artichoke.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded qed v1.6.1
[INFO] [stderr]   Downloaded focaccia v1.4.0
[INFO] [stderr]   Downloaded raw-parts v2.0.0
[INFO] [stderr]   Downloaded strftime-ruby v1.0.1
[INFO] [stderr]   Downloaded posix-space v1.0.4
[INFO] [stderr]   Downloaded intaglio v1.9.1
[INFO] [stderr]   Downloaded rand_mt v4.2.2
[INFO] [stderr]   Downloaded tzdb v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1a56bb0a1e4bfdb9dc60fc54928f1418015291f7e2965637fbd02270951a4b3
[INFO] running `Command { std: "docker" "start" "-a" "d1a56bb0a1e4bfdb9dc60fc54928f1418015291f7e2965637fbd02270951a4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1a56bb0a1e4bfdb9dc60fc54928f1418015291f7e2965637fbd02270951a4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1a56bb0a1e4bfdb9dc60fc54928f1418015291f7e2965637fbd02270951a4b3", kill_on_drop: false }`
[INFO] [stdout] d1a56bb0a1e4bfdb9dc60fc54928f1418015291f7e2965637fbd02270951a4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5faff4a0772603a8b4aa66177c85aacf5f4d14111dba1fea356e72f6968cbe42
[INFO] running `Command { std: "docker" "start" "-a" "5faff4a0772603a8b4aa66177c85aacf5f4d14111dba1fea356e72f6968cbe42", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling bindgen v0.69.1
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling raw-parts v2.0.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[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 strftime-ruby v1.0.1
[INFO] [stderr]    Compiling artichoke-core v0.13.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling scolapasta-hex v0.3.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling simdutf8 v0.1.4
[INFO] [stderr]    Compiling tz-rs v0.6.14
[INFO] [stderr]    Compiling qed v1.6.1
[INFO] [stderr]    Compiling clang-sys v1.6.1
[INFO] [stderr]    Compiling rand_mt v4.2.2
[INFO] [stderr]    Compiling bstr v1.9.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling scolapasta-aref v0.1.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling bytecount v0.6.7
[INFO] [stderr]    Compiling spinoso-math v0.3.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[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 intaglio v1.9.1
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling scolapasta-path v0.5.1 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling scolapasta-string-escape v0.3.0 (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 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-string v0.24.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling getrandom v0.2.11
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling spinoso-exception v0.1.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling artichoke v0.1.0-pre.0 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling tzdb v0.6.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling spinoso-securerandom v0.2.0 (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 cexpr v0.6.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling spinoso-time v0.7.2 (https://github.com/artichoke/artichoke.git?rev=608e576571b07575f67c66af3f5a1f67c513a7a4#608e5765)
[INFO] [stderr]    Compiling spinoso-regexp v0.5.0 (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 [unoptimized + debuginfo] target(s) in 20.13s
[INFO] running `Command { std: "docker" "inspect" "5faff4a0772603a8b4aa66177c85aacf5f4d14111dba1fea356e72f6968cbe42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5faff4a0772603a8b4aa66177c85aacf5f4d14111dba1fea356e72f6968cbe42", kill_on_drop: false }`
[INFO] [stdout] 5faff4a0772603a8b4aa66177c85aacf5f4d14111dba1fea356e72f6968cbe42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0e678833ae701949c476b6387b32fe3e3d484519afea1104321c781a02c6a79
[INFO] running `Command { std: "docker" "start" "-a" "f0e678833ae701949c476b6387b32fe3e3d484519afea1104321c781a02c6a79", kill_on_drop: false }`
[INFO] [stderr]    Compiling playground v0.14.0 (/opt/rustwide/workdir/playground)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "f0e678833ae701949c476b6387b32fe3e3d484519afea1104321c781a02c6a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e678833ae701949c476b6387b32fe3e3d484519afea1104321c781a02c6a79", kill_on_drop: false }`
[INFO] [stdout] f0e678833ae701949c476b6387b32fe3e3d484519afea1104321c781a02c6a79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a6a2081258c9a5b81794de0b2d1439336b8e5a74080b60987d6240daa02b733
[INFO] running `Command { std: "docker" "start" "-a" "3a6a2081258c9a5b81794de0b2d1439336b8e5a74080b60987d6240daa02b733", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/playground-4d9bf48eae48d1c0)
[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 1.76.0 (07dca489a 2024-02-04) on x86_64-unknown-linux-gnu]
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56380f2c97d6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x56380f2c97d6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x56380f2c97d6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x56380f2c97d6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x56380f2f35a0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x56380f2f35a0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x56380f2c6fbf - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x56380f2c95b4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x56380f2c95b4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x56380f2cb327 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x56380f2cb00d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x56380ece66e7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x56380ece66e7 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x56380f2cb946 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x56380f2cb946 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x56380f2cb692 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x56380f2c9cd6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x56380f2cb3f0 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x56380ecaf3c5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x56380ecb1c17 - playground::meta::tests::build_meta_contents::hca2ba7b3e0a3c5d3
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:47:9
[INFO] [stdout]   20:     0x56380ecb1877 - playground::meta::tests::build_meta_contents::{{closure}}::h3264710e3b7c9d2b
[INFO] [stdout]                                at /opt/rustwide/workdir/playground/src/meta.rs:41:29
[INFO] [stdout]   21:     0x56380ecb0316 - core::ops::function::FnOnce::call_once::h0f60785f346e2ff1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x56380ecebfbf - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x56380ecebfbf - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   24:     0x56380ecead41 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   25:     0x56380ecead41 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   26:     0x56380ecead41 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   27:     0x56380ecead41 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   28:     0x56380ecead41 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   29:     0x56380ecead41 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   30:     0x56380ecead41 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   31:     0x56380ecb2076 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   32:     0x56380ecb2076 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   33:     0x56380ecb70d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   34:     0x56380ecb70d7 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   35:     0x56380ecb70d7 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   36:     0x56380ecb70d7 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   37:     0x56380ecb70d7 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   38:     0x56380ecb70d7 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   39:     0x56380ecb70d7 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   40:     0x56380f2d0475 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   41:     0x56380f2d0475 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   42:     0x56380f2d0475 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   43:     0x7ffab5f1bac3 - <unknown>
[INFO] [stdout]   44:     0x7ffab5facbf4 - __clone
[INFO] [stdout]   45:                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 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "3a6a2081258c9a5b81794de0b2d1439336b8e5a74080b60987d6240daa02b733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6a2081258c9a5b81794de0b2d1439336b8e5a74080b60987d6240daa02b733", kill_on_drop: false }`
[INFO] [stdout] 3a6a2081258c9a5b81794de0b2d1439336b8e5a74080b60987d6240daa02b733
