[INFO] fetching crate bash-builtins 0.3.1...
[INFO] testing bash-builtins-0.3.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate bash-builtins 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate bash-builtins 0.3.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bash-builtins 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate bash-builtins 0.3.1
[INFO] tweaked toml for crates.io crate bash-builtins 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate bash-builtins 0.3.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.28
[INFO] [stderr]   Downloaded unicode-xid v0.2.2
[INFO] [stderr]   Downloaded trybuild v1.0.43
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded serde_json v1.0.66
[INFO] [stderr]   Downloaded syn v1.0.74
[INFO] [stderr]   Downloaded libc v0.2.101
[INFO] [stderr]   Downloaded serde v1.0.127
[INFO] [stderr]   Downloaded serde_derive v1.0.127
[INFO] [stderr]   Downloaded toml v0.5.8
[INFO] [stderr]   Downloaded bash_builtins_macro v0.1.1
[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" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eb5b8c2d26eef30a1edcb0ec2a968e72ee4a4d7eaa86aeb6ff7ba6b961ecb81
[INFO] running `Command { std: "docker" "start" "-a" "6eb5b8c2d26eef30a1edcb0ec2a968e72ee4a4d7eaa86aeb6ff7ba6b961ecb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eb5b8c2d26eef30a1edcb0ec2a968e72ee4a4d7eaa86aeb6ff7ba6b961ecb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb5b8c2d26eef30a1edcb0ec2a968e72ee4a4d7eaa86aeb6ff7ba6b961ecb81", kill_on_drop: false }`
[INFO] [stdout] 6eb5b8c2d26eef30a1edcb0ec2a968e72ee4a4d7eaa86aeb6ff7ba6b961ecb81
[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" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2f7f530176ac67b9774e06390283dd7161694c114270cb8be135b7d19de8029
[INFO] running `Command { std: "docker" "start" "-a" "e2f7f530176ac67b9774e06390283dd7161694c114270cb8be135b7d19de8029", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling bash_builtins_macro v0.1.1
[INFO] [stderr]    Compiling bash-builtins v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables/dynvars.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "e2f7f530176ac67b9774e06390283dd7161694c114270cb8be135b7d19de8029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f7f530176ac67b9774e06390283dd7161694c114270cb8be135b7d19de8029", kill_on_drop: false }`
[INFO] [stdout] e2f7f530176ac67b9774e06390283dd7161694c114270cb8be135b7d19de8029
[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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 136d1566d80bcd1e96e8405f16e5bb3b4ce9b98913152526eddc668a7074d220
[INFO] running `Command { std: "docker" "start" "-a" "136d1566d80bcd1e96e8405f16e5bb3b4ce9b98913152526eddc668a7074d220", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling trybuild v1.0.43
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables/dynvars.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling bash-builtins v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/variables/dynvars.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[INFO] [stdout]     |             ----^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.19s
[INFO] running `Command { std: "docker" "inspect" "136d1566d80bcd1e96e8405f16e5bb3b4ce9b98913152526eddc668a7074d220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136d1566d80bcd1e96e8405f16e5bb3b4ce9b98913152526eddc668a7074d220", kill_on_drop: false }`
[INFO] [stdout] 136d1566d80bcd1e96e8405f16e5bb3b4ce9b98913152526eddc668a7074d220
[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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] faf8560a68070c9f1d22574a1b2656a6162fe1b6ff227c44fa4c57ae68e6ca0d
[INFO] running `Command { std: "docker" "start" "-a" "faf8560a68070c9f1d22574a1b2656a6162fe1b6ff227c44fa4c57ae68e6ca0d", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/variables/dynvars.rs:133:13
[INFO] [stderr]     |
[INFO] [stderr] 133 |         let mut shell_var = ffi::bind_variable(name.as_ptr(), std::ptr::null(), 0);
[INFO] [stderr]     |             ----^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bash-builtins` (lib) generated 1 warning (run `cargo fix --lib -p bash-builtins` to apply 1 suggestion)
[INFO] [stderr] warning: `bash-builtins` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bash_builtins-fdd68091fdce135e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test args::tests::update_word_list_after_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/examples.rs (/opt/rustwide/target/debug/deps/examples-dc31ae6c71c8df1a)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_examples ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- check_examples stdout ----
[INFO] [stdout] ### tests/examples/canpanic.sh: failed
[INFO] [stdout] === OUTPUT (/opt/rustwide/target/examples/bash-builtins/canpanic.current-output)
[INFO] [stdout] OK
[INFO] [stdout] thread '<unnamed>' panicked at examples/canpanic.rs:14:13:
[INFO] [stdout] DO PANIC
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x7f7a37ab760c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x7f7a37ab760c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x7f7a37ab760c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x7f7a37ab760c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x7f7a37ad6cb0 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x7f7a37ad6cb0 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x7f7a37ab5abf - std::io::Write::write_fmt::h5fc9997dfe05f882
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x7f7a37ab73f4 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x7f7a37ab73f4 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x7f7a37ab8717 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x7f7a37ab847f - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x7f7a37ab8b98 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x7f7a37a979c8 - std::panicking::begin_panic::{{closure}}::hf903e78e416a2b68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:687:9
[INFO] [stdout]   13:     0x7f7a37a97526 - std::sys_common::backtrace::__rust_end_short_backtrace::h86b23aa5349ef9a1
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   14:     0x7f7a37a97943 - std::panicking::begin_panic::h618a96fe3d5a1a76
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:686:12
[INFO] [stdout]   15:     0x7f7a37a99981 - <canpanic::CanPanic as bash_builtins::Builtin>::call::h2f1472a281c4a1ec
[INFO] [stdout]                                at /opt/rustwide/workdir/examples/canpanic.rs:14:13
[INFO] [stdout]   16:     0x7f7a37a9a0fa - canpanic::__bash_builtin__func_canpanic::{{closure}}::h4b25aedb310e9f40
[INFO] [stdout]                                at /opt/rustwide/workdir/examples/canpanic.rs:6:1
[INFO] [stdout]   17:     0x7f7a37a97c8a - std::panicking::try::do_call::h6810382244625351
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   18:     0x7f7a37a9a30b - __rust_try
[INFO] [stdout]   19:     0x7f7a37a97b24 - std::panicking::try::h540ad8ebc9cca075
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   20:     0x7f7a37a97906 - std::panic::catch_unwind::hf64a14568127c76b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   21:     0x7f7a37a99fa2 - canpanic::__bash_builtin__func_canpanic::hd589ea04058384be
[INFO] [stdout]                                at /opt/rustwide/workdir/examples/canpanic.rs:6:1
[INFO] [stdout]   22:     0x5600bc6bd92c - <unknown>
[INFO] [stdout]   23:     0x5600bc6b6653 - <unknown>
[INFO] [stdout]   24:     0x5600bc6b7afd - execute_command_internal
[INFO] [stdout]   25:     0x5600bc7183c8 - parse_and_execute
[INFO] [stdout]   26:     0x5600bc7190a6 - <unknown>
[INFO] [stdout]   27:     0x5600bc719544 - source_file
[INFO] [stdout]   28:     0x5600bc7262f2 - source_builtin
[INFO] [stdout]   29:     0x5600bc6bd92c - <unknown>
[INFO] [stdout]   30:     0x5600bc6b6653 - <unknown>
[INFO] [stdout]   31:     0x5600bc6b7afd - execute_command_internal
[INFO] [stdout]   32:     0x5600bc6ba158 - execute_command
[INFO] [stdout]   33:     0x5600bc6ab38b - reader_loop
[INFO] [stdout]   34:     0x5600bc69cc06 - main
[INFO] [stdout]   35:     0x7f7a37b1cd90 - <unknown>
[INFO] [stdout]   36:     0x7f7a37b1ce40 - __libc_start_main
[INFO] [stdout]   37:     0x5600bc69ced5 - _start
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] tests/examples/canpanic.sh: line 6: canpanic: invalid internal state
[INFO] [stdout] after
[INFO] [stdout] OK
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] === EXPECTED
[INFO] [stdout] OK
[INFO] [stdout] thread '<unnamed>' panicked at 'DO PANIC', examples/canpanic.rs:14:13
[INFO] [stdout] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
[INFO] [stdout] tests/examples/canpanic.sh: line 6: canpanic: invalid internal state
[INFO] [stdout] after
[INFO] [stdout] OK
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] thread 'check_examples' panicked at tests/examples.rs:165:5:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 1
[INFO] [stdout]  right: 0
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x557215a5a41c - std::backtrace_rs::backtrace::libunwind::trace::ha637c64ce894333a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x557215a5a41c - std::backtrace_rs::backtrace::trace_unsynchronized::h47f62dea28e0c88d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x557215a5a41c - std::sys_common::backtrace::_print_fmt::h9eef0abe20ede486
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stdout]    3:     0x557215a5a41c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hed7f999df88cc644
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x557215a84580 - core::fmt::rt::Argument::fmt::h1539a9308b8d058d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x557215a84580 - core::fmt::write::h3a39390d8560d9c9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x557215a570df - std::io::Write::write_fmt::h040b369f3a0f9cbc
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/io/mod.rs:1762:15
[INFO] [stdout]    7:     0x557215a5a204 - std::sys_common::backtrace::_print::h894006fb5c6f3d45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x557215a5a204 - std::sys_common::backtrace::print::h23a2d212c6fff936
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x557215a5bec7 - std::panicking::default_hook::{{closure}}::h8a1d2ee00185001a
[INFO] [stdout]   10:     0x557215a5bbb3 - std::panicking::default_hook::h6038f2eba384e475
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x557215a16e47 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h0ad024c9bdc6d768
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   12:     0x557215a16e47 - test::test_main::{{closure}}::h7500b54257359db6
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x557215a5c4d8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h1f8f335eaa9cfaee
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2021:9
[INFO] [stdout]   14:     0x557215a5c4d8 - std::panicking::rust_panic_with_hook::h2b5517d590cab22e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x557215a5c22e - std::panicking::begin_panic_handler::{{closure}}::h233112c06e0ef43e
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x557215a5a8e6 - std::sys_common::backtrace::__rust_end_short_backtrace::h6e893f24d7ebbff8
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:170:18
[INFO] [stdout]   17:     0x557215a5bf92 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x5572159cee25 - core::panicking::panic_fmt::hbf0e066aabfa482c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x5572159cf23b - core::panicking::assert_failed_inner::h0bba8b7c26ee4492
[INFO] [stdout]   20:     0x5572159dc35e - core::panicking::assert_failed::h3fe58edf5c4b3346
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
[INFO] [stdout]   21:     0x5572159deba9 - examples::check_examples::h8271e27a8c6781c9
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/examples.rs:165:5
[INFO] [stdout]   22:     0x5572159de6b7 - examples::check_examples::{{closure}}::h6402cda2f93fe616
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/examples.rs:94:20
[INFO] [stdout]   23:     0x5572159e0586 - core::ops::function::FnOnce::call_once::h2191e416fa5eb67a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x557215a1c49f - core::ops::function::FnOnce::call_once::h2b5d431d5046312d
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x557215a1c49f - test::__rust_begin_short_backtrace::h7714669af176e207
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:628:18
[INFO] [stdout]   26:     0x557215a1b4b5 - test::run_test_in_process::{{closure}}::h85218797dcbcec12
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:60
[INFO] [stdout]   27:     0x557215a1b4b5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h76c106ea31c14d7b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x557215a1b4b5 - std::panicking::try::do_call::h3bd5d0f6620ee946
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   29:     0x557215a1b4b5 - std::panicking::try::h232e535e4744fe31
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   30:     0x557215a1b4b5 - std::panic::catch_unwind::h3ce3bd6ca8dbac68
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   31:     0x557215a1b4b5 - test::run_test_in_process::hc97b257c9621286a
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:651:27
[INFO] [stdout]   32:     0x557215a1b4b5 - test::run_test::{{closure}}::h2aa798823a438d38
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:574:43
[INFO] [stdout]   33:     0x5572159e3776 - test::run_test::{{closure}}::h87d231c78fb59832
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/test/src/lib.rs:602:41
[INFO] [stdout]   34:     0x5572159e3776 - std::sys_common::backtrace::__rust_begin_short_backtrace::he6df152596625789
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys_common/backtrace.rs:154:18
[INFO] [stdout]   35:     0x5572159e8827 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::ha94be15d1e0acf36
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   36:     0x5572159e8827 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9dc6bd6372f16606
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x5572159e8827 - std::panicking::try::do_call::h9057517f80303cd4
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
[INFO] [stdout]   38:     0x5572159e8827 - std::panicking::try::he3a30b11ee45340c
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
[INFO] [stdout]   39:     0x5572159e8827 - std::panic::catch_unwind::h410458cfd3528b8b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
[INFO] [stdout]   40:     0x5572159e8827 - std::thread::Builder::spawn_unchecked_::{{closure}}::h72ac3bdb567b737b
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   41:     0x5572159e8827 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h38f34da3654a8344
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x557215a61505 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hc7eafaff61e32df9
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   43:     0x557215a61505 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h6ba4a5de48dd2304
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/alloc/src/boxed.rs:2007:9
[INFO] [stdout]   44:     0x557215a61505 - std::sys::unix::thread::Thread::new::thread_start::he469335aef763e45
[INFO] [stdout]                                at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f62a3278ac3 - <unknown>
[INFO] [stdout]   46:     0x7f62a3309bf4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     check_examples
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test examples`
[INFO] running `Command { std: "docker" "inspect" "faf8560a68070c9f1d22574a1b2656a6162fe1b6ff227c44fa4c57ae68e6ca0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "faf8560a68070c9f1d22574a1b2656a6162fe1b6ff227c44fa4c57ae68e6ca0d", kill_on_drop: false }`
[INFO] [stdout] faf8560a68070c9f1d22574a1b2656a6162fe1b6ff227c44fa4c57ae68e6ca0d
