[INFO] fetching crate rsure 0.9.4...
[INFO] testing rsure-0.9.4 against 1.76.0 for beta-1.77-1
[INFO] extracting crate rsure 0.9.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate rsure 0.9.4 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] started tweaking crates.io crate rsure 0.9.4
[INFO] finished tweaking crates.io crate rsure 0.9.4
[INFO] tweaked toml for crates.io crate rsure 0.9.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate rsure 0.9.4 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 crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded openssl-sys v0.9.72
[INFO] [stderr]   Downloaded rusqlite v0.26.3
[INFO] [stderr]   Downloaded serde_json v1.0.63
[INFO] [stderr]   Downloaded libsqlite3-sys v0.23.2
[INFO] [stderr]   Downloaded weave v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 65d94ca66e13b293fd49c6491cc77d69a3b0fb497031e4ffa19b39d09777d9d6
[INFO] running `Command { std: "docker" "start" "-a" "65d94ca66e13b293fd49c6491cc77d69a3b0fb497031e4ffa19b39d09777d9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65d94ca66e13b293fd49c6491cc77d69a3b0fb497031e4ffa19b39d09777d9d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d94ca66e13b293fd49c6491cc77d69a3b0fb497031e4ffa19b39d09777d9d6", kill_on_drop: false }`
[INFO] [stdout] 65d94ca66e13b293fd49c6491cc77d69a3b0fb497031e4ffa19b39d09777d9d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e8c44d9787290a006e3ebd66ba571edd6e0d1bd444fd755a66820c52020a9be3
[INFO] running `Command { std: "docker" "start" "-a" "e8c44d9787290a006e3ebd66ba571edd6e0d1bd444fd755a66820c52020a9be3", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling crossbeam-utils v0.8.7
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling vcpkg v0.2.11
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.7
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.63
[INFO] [stderr]    Compiling libsqlite3-sys v0.23.2
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.4
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling hashlink v0.7.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling fallible-streaming-iterator v0.1.9
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling rusqlite v0.26.3
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling weave v0.3.1
[INFO] [stderr]    Compiling rsure v0.9.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.94s
[INFO] running `Command { std: "docker" "inspect" "e8c44d9787290a006e3ebd66ba571edd6e0d1bd444fd755a66820c52020a9be3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8c44d9787290a006e3ebd66ba571edd6e0d1bd444fd755a66820c52020a9be3", kill_on_drop: false }`
[INFO] [stdout] e8c44d9787290a006e3ebd66ba571edd6e0d1bd444fd755a66820c52020a9be3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5bec6d6f7739f32be5525f46711a0b027d78e483df0be509eb3715f3c757fa62
[INFO] running `Command { std: "docker" "start" "-a" "5bec6d6f7739f32be5525f46711a0b027d78e483df0be509eb3715f3c757fa62", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsure v0.9.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "5bec6d6f7739f32be5525f46711a0b027d78e483df0be509eb3715f3c757fa62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bec6d6f7739f32be5525f46711a0b027d78e483df0be509eb3715f3c757fa62", kill_on_drop: false }`
[INFO] [stdout] 5bec6d6f7739f32be5525f46711a0b027d78e483df0be509eb3715f3c757fa62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 61f5d57d0f61c8c1ac1e3ad53ad641ea7561c4f08a9db755f5844b057b881473
[INFO] running `Command { std: "docker" "start" "-a" "61f5d57d0f61c8c1ac1e3ad53ad641ea7561c4f08a9db755f5844b057b881473", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsure-3c7d0590c3c3d52a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test escape::test_escape ... ok
[INFO] [stdout] test escape::test_unescape ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/surefiles.rs (/opt/rustwide/target/debug/deps/surefiles-99544166415ed9ec)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rsure
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - update (line 58) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - update (line 58) stdout ----
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:62:33
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn try_main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                                 ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn try_main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |                                 +++
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] thread 'main' panicked at src/lib.rs:15:16:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Weave(Io(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }))
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55bc99d31fe6 - 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:     0x55bc99d31fe6 - 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:     0x55bc99d31fe6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x55bc99d31fe6 - <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:     0x55bc99d59dc0 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x55bc99d59dc0 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x55bc99d2fcaf - std::io::Write::write_fmt::h78b18af5775fedb5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x55bc99d31dc4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x55bc99d31dc4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x55bc99d33497 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x55bc99d331f9 - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:292:9
[INFO] [stdout]   11:     0x55bc99d33928 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:779:13
[INFO] [stdout]   12:     0x55bc99d33802 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   13:     0x55bc99d324e6 - 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]   14:     0x55bc99d33560 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   15:     0x55bc99a29de5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   16:     0x55bc99a2a3c3 - core::result::unwrap_failed::h03d8a5018196e1cd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/result.rs:1649:5
[INFO] [stdout]   17:     0x55bc99a4805a - core::result::Result<T,E>::unwrap::h588bd3f7b9f725dc
[INFO] [stdout]   18:     0x55bc99a61fc8 - rust_out::main::h7d13ed1f0b74fb4f
[INFO] [stdout]   19:     0x55bc99a3ff13 - core::ops::function::FnOnce::call_once::h9310bc2590e31970
[INFO] [stdout]   20:     0x55bc99a3b5c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::haeb71db878654b8a
[INFO] [stdout]   21:     0x55bc99a3c219 - std::rt::lang_start::{{closure}}::h3fc7e49d09688110
[INFO] [stdout]   22:     0x55bc99d2b981 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h37600b1e5eea4ecd
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:284:13
[INFO] [stdout]   23:     0x55bc99d2b981 - std::panicking::try::do_call::hb4bda49fa13a0c2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   24:     0x55bc99d2b981 - std::panicking::try::h8bbf75149211aaaa
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   25:     0x55bc99d2b981 - std::panic::catch_unwind::h8c78ec68ebea34cb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   26:     0x55bc99d2b981 - std::rt::lang_start_internal::{{closure}}::hffdf44a19fd9e220
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:48
[INFO] [stdout]   27:     0x55bc99d2b981 - std::panicking::try::do_call::hcb3194972c74716d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   28:     0x55bc99d2b981 - std::panicking::try::hcdc6892c5f0dba4c
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   29:     0x55bc99d2b981 - std::panic::catch_unwind::h4910beb4573f4776
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   30:     0x55bc99d2b981 - std::rt::lang_start_internal::h6939038e2873596b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/rt.rs:148:20
[INFO] [stdout]   31:     0x55bc99a3c1f7 - std::rt::lang_start::hd109d716ba1a5b01
[INFO] [stdout]   32:     0x55bc99a62025 - main
[INFO] [stdout]   33:     0x7fe8b40d1d90 - <unknown>
[INFO] [stdout]   34:     0x7fe8b40d1e40 - __libc_start_main
[INFO] [stdout]   35:     0x55bc99a2a6c5 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - update (line 58)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.77s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "61f5d57d0f61c8c1ac1e3ad53ad641ea7561c4f08a9db755f5844b057b881473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61f5d57d0f61c8c1ac1e3ad53ad641ea7561c4f08a9db755f5844b057b881473", kill_on_drop: false }`
[INFO] [stdout] 61f5d57d0f61c8c1ac1e3ad53ad641ea7561c4f08a9db755f5844b057b881473
