[INFO] fetching crate backtrace 0.3.71...
[INFO] testing backtrace-0.3.71 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate backtrace 0.3.71 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate backtrace 0.3.71 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate backtrace 0.3.71
[INFO] removed 0 missing examples
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate backtrace 0.3.71
[INFO] tweaked toml for crates.io crate backtrace 0.3.71 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate backtrace 0.3.71 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpp_demangle v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1c7025d25ff9e0541941f50776f4fddda28f71654d6a799e9c5ce09ad092c08
[INFO] running `Command { std: "docker" "start" "-a" "e1c7025d25ff9e0541941f50776f4fddda28f71654d6a799e9c5ce09ad092c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1c7025d25ff9e0541941f50776f4fddda28f71654d6a799e9c5ce09ad092c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c7025d25ff9e0541941f50776f4fddda28f71654d6a799e9c5ce09ad092c08", kill_on_drop: false }`
[INFO] [stdout] e1c7025d25ff9e0541941f50776f4fddda28f71654d6a799e9c5ce09ad092c08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 142635d1986e9984eb306ffc66b1543838f6e4fa4dc9ea6f1629bd8d27918515
[INFO] running `Command { std: "docker" "start" "-a" "142635d1986e9984eb306ffc66b1543838f6e4fa4dc9ea6f1629bd8d27918515", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling gimli v0.28.0
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling object v0.32.0
[INFO] [stderr]    Compiling backtrace v0.3.71 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling addr2line v0.21.0
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/lib.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 | #![cfg_attr(backtrace_in_libstd, allow(warnings))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `backtrace`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:39
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                                       ^^^^^^^^^^-----------
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 help: there is a expected value with a similar name: `"libbacktrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(backtrace_in_libstd)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(not(backtrace_in_libstd))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dl_iterate_phdr`
[INFO] [stdout]    --> src/symbolize/gimli.rs:238:40
[INFO] [stdout]     |
[INFO] [stdout] 238 |             all(target_os = "android", feature = "dl_iterate_phdr"),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `libnx`
[INFO] [stdout]    --> src/symbolize/gimli.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |     } else if #[cfg(target_env = "libnx")] {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p2`, `psx`, `relibc`, `sgx`, `uclibc`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/symbolize/gimli.rs:494:14
[INFO] [stdout]     |
[INFO] [stdout] 494 |     Symtab { addr: *mut c_void, name: &'a [u8] },
[INFO] [stdout]     |     ------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s
[INFO] running `Command { std: "docker" "inspect" "142635d1986e9984eb306ffc66b1543838f6e4fa4dc9ea6f1629bd8d27918515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142635d1986e9984eb306ffc66b1543838f6e4fa4dc9ea6f1629bd8d27918515", kill_on_drop: false }`
[INFO] [stdout] 142635d1986e9984eb306ffc66b1543838f6e4fa4dc9ea6f1629bd8d27918515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0666254640e20873334bebea40d8f36e91f2c0bd0c7a3fa22bd9f473dd91e187
[INFO] running `Command { std: "docker" "start" "-a" "0666254640e20873334bebea40d8f36e91f2c0bd0c7a3fa22bd9f473dd91e187", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.7.4
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/lib.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 | #![cfg_attr(backtrace_in_libstd, allow(warnings))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `backtrace`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:39
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                                       ^^^^^^^^^^-----------
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 help: there is a expected value with a similar name: `"libbacktrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(backtrace_in_libstd)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(not(backtrace_in_libstd))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dl_iterate_phdr`
[INFO] [stdout]    --> src/symbolize/gimli.rs:238:40
[INFO] [stdout]     |
[INFO] [stdout] 238 |             all(target_os = "android", feature = "dl_iterate_phdr"),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `libnx`
[INFO] [stdout]    --> src/symbolize/gimli.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |     } else if #[cfg(target_env = "libnx")] {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p2`, `psx`, `relibc`, `sgx`, `uclibc`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/symbolize/gimli.rs:494:14
[INFO] [stdout]     |
[INFO] [stdout] 494 |     Symtab { addr: *mut c_void, name: &'a [u8] },
[INFO] [stdout]     |     ------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace v0.3.71 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/lib.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 | #![cfg_attr(backtrace_in_libstd, allow(warnings))]
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:17
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `backtrace`
[INFO] [stdout]    --> src/symbolize/mod.rs:477:39
[INFO] [stdout]     |
[INFO] [stdout] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stdout]     |                                       ^^^^^^^^^^-----------
[INFO] [stdout]     |                                                 |
[INFO] [stdout]     |                                                 help: there is a expected value with a similar name: `"libbacktrace"`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `backtrace` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[cfg(backtrace_in_libstd)]
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stdout]   --> src/symbolize/gimli.rs:26:11
[INFO] [stdout]    |
[INFO] [stdout] 26 | #[cfg(not(backtrace_in_libstd))]
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `dl_iterate_phdr`
[INFO] [stdout]    --> src/symbolize/gimli.rs:238:40
[INFO] [stdout]     |
[INFO] [stdout] 238 |             all(target_os = "android", feature = "dl_iterate_phdr"),
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stdout]     = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `libnx`
[INFO] [stdout]    --> src/symbolize/gimli.rs:246:21
[INFO] [stdout]     |
[INFO] [stdout] 246 |     } else if #[cfg(target_env = "libnx")] {
[INFO] [stdout]     |                     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p2`, `psx`, `relibc`, `sgx`, `uclibc`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]    --> src/symbolize/gimli.rs:494:14
[INFO] [stdout]     |
[INFO] [stdout] 494 |     Symtab { addr: *mut c_void, name: &'a [u8] },
[INFO] [stdout]     |     ------   ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.26s
[INFO] running `Command { std: "docker" "inspect" "0666254640e20873334bebea40d8f36e91f2c0bd0c7a3fa22bd9f473dd91e187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0666254640e20873334bebea40d8f36e91f2c0bd0c7a3fa22bd9f473dd91e187", kill_on_drop: false }`
[INFO] [stdout] 0666254640e20873334bebea40d8f36e91f2c0bd0c7a3fa22bd9f473dd91e187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6571b3c8b5eed703c3a36726cf162b7a9d5eb7480eba491cee666464f50312f
[INFO] running `Command { std: "docker" "start" "-a" "e6571b3c8b5eed703c3a36726cf162b7a9d5eb7480eba491cee666464f50312f", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stderr]   --> src/lib.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 | #![cfg_attr(backtrace_in_libstd, allow(warnings))]
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, `windows`
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stderr]    --> src/symbolize/mod.rs:477:17
[INFO] [stderr]     |
[INFO] [stderr] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `backtrace`
[INFO] [stderr]    --> src/symbolize/mod.rs:477:39
[INFO] [stderr]     |
[INFO] [stderr] 477 |         any(not(backtrace_in_libstd), feature = "backtrace"),
[INFO] [stderr]     |                                       ^^^^^^^^^^-----------
[INFO] [stderr]     |                                                 |
[INFO] [stderr]     |                                                 help: there is a expected value with a similar name: `"libbacktrace"`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stderr]     = help: consider adding `backtrace` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stderr]   --> src/symbolize/gimli.rs:22:7
[INFO] [stderr]    |
[INFO] [stderr] 22 | #[cfg(backtrace_in_libstd)]
[INFO] [stderr]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `backtrace_in_libstd`
[INFO] [stderr]   --> src/symbolize/gimli.rs:26:11
[INFO] [stderr]    |
[INFO] [stderr] 26 | #[cfg(not(backtrace_in_libstd))]
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a Cargo feature instead or adding `println!("cargo::rustc-check-cfg=cfg(backtrace_in_libstd)");` to the top of the `build.rs`
[INFO] [stderr]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `dl_iterate_phdr`
[INFO] [stderr]    --> src/symbolize/gimli.rs:238:40
[INFO] [stderr]     |
[INFO] [stderr] 238 |             all(target_os = "android", feature = "dl_iterate_phdr"),
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `feature` are: `coresymbolication`, `cpp_demangle`, `dbghelp`, `default`, `dladdr`, `gimli-symbolize`, `kernel32`, `libbacktrace`, `libunwind`, `rustc-serialize`, `serde`, `serialize-rustc`, `serialize-serde`, `std`, `unix-backtrace`, `verify-winapi`, `winapi`
[INFO] [stderr]     = help: consider adding `dl_iterate_phdr` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `libnx`
[INFO] [stderr]    --> src/symbolize/gimli.rs:246:21
[INFO] [stderr]     |
[INFO] [stderr] 246 |     } else if #[cfg(target_env = "libnx")] {
[INFO] [stderr]     |                     ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected values for `target_env` are: ``, `gnu`, `msvc`, `musl`, `newlib`, `nto70`, `nto71`, `ohos`, `p2`, `psx`, `relibc`, `sgx`, `uclibc`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/cargo/reference/build-scripts.html#rustc-check-cfg> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: field `addr` is never read
[INFO] [stderr]    --> src/symbolize/gimli.rs:494:14
[INFO] [stderr]     |
[INFO] [stderr] 494 |     Symtab { addr: *mut c_void, name: &'a [u8] },
[INFO] [stderr]     |     ------   ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `backtrace` (lib) generated 8 warnings
[INFO] [stderr] warning: `backtrace` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/backtrace-6a2989658e51da39)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test symbolize::gimli::parse_running_mmaps::check_maps_entry_parsing_32bit ... ok
[INFO] [stdout] test symbolize::gimli::parse_running_mmaps::check_maps_entry_parsing_64bit ... ok
[INFO] [stderr]      Running tests/accuracy/main.rs (/opt/rustwide/target/debug/deps/accuracy-336ca8dc2e430405)
[INFO] [stdout] test capture::tests::test_frame_conversion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test doit ... FAILED
[INFO] [stderr] error: test failed, to rerun pass `--test accuracy`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- doit stdout ----
[INFO] [stdout] thread 'doit' panicked at tests/accuracy/main.rs:40:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: DlOpen { desc: "/opt/rustwide/target/debug/deps/libdylib_dep.so: cannot open shared object file: No such file or directory" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x558bc142b1d5 - std::backtrace_rs::backtrace::libunwind::trace::h59d96bdb08384354
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/libunwind.rs:105:5
[INFO] [stdout]    1:     0x558bc142b1d5 - std::backtrace_rs::backtrace::trace_unsynchronized::h9cf5becacfc93fba
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x558bc142b1d5 - std::sys_common::backtrace::_print_fmt::h10b76d10405dbd48
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x558bc142b1d5 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h6ed9e62a156d84e4
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x558bc1451d7b - core::fmt::rt::Argument::fmt::h645c680983f03c9f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/rt.rs:165:63
[INFO] [stdout]    5:     0x558bc1451d7b - core::fmt::write::h8bcd80919a02be29
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/fmt/mod.rs:1169:21
[INFO] [stdout]    6:     0x558bc142857f - std::io::Write::write_fmt::h8d0c47c662cad79c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/io/mod.rs:1835:15
[INFO] [stdout]    7:     0x558bc142afae - std::sys_common::backtrace::_print::h6306f131a28d62b0
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x558bc142afae - std::sys_common::backtrace::print::h7079288e0a26dfcc
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x558bc142c9d9 - std::panicking::default_hook::{{closure}}::hb063ecec81a736ba
[INFO] [stdout]   10:     0x558bc142c69e - std::panicking::default_hook::hd56ee406bf547b5c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:295:9
[INFO] [stdout]   11:     0x558bc13fd32a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::he5eacdef44c8728f
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   12:     0x558bc13fd32a - test::test_main::{{closure}}::h0ec9aed229e79095
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:137:21
[INFO] [stdout]   13:     0x558bc142cfdb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hcbd0d80e1ad4e4f9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2036:9
[INFO] [stdout]   14:     0x558bc142cfdb - std::panicking::rust_panic_with_hook::h624aa3ca42ebb8f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:799:13
[INFO] [stdout]   15:     0x558bc142cd54 - std::panicking::begin_panic_handler::{{closure}}::hbc4e76194a5e287c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:664:13
[INFO] [stdout]   16:     0x558bc142b699 - std::sys_common::backtrace::__rust_end_short_backtrace::h847fedc9d1ff7b6d
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x558bc142ca87 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:652:5
[INFO] [stdout]   18:     0x558bc12f28b3 - core::panicking::panic_fmt::hec11a924b87ce965
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x558bc12f2d06 - core::result::unwrap_failed::h382691b96ca8c13a
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1654:5
[INFO] [stdout]   20:     0x558bc12f6c86 - core::result::Result<T,E>::unwrap::h95197bcc5120e9ad
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/result.rs:1077:23
[INFO] [stdout]   21:     0x558bc12f6c86 - accuracy::doit::h1243ecd71bdcf564
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/accuracy/main.rs:40:23
[INFO] [stdout]   22:     0x558bc12f6aa7 - accuracy::doit::{{closure}}::hb104e9e674b52956
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/accuracy/main.rs:18:10
[INFO] [stdout]   23:     0x558bc12f4766 - core::ops::function::FnOnce::call_once::h107f6791d8eb0dad
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x558bc1401d0b - core::ops::function::FnOnce::call_once::h2e43a8f6f3d94b99
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x558bc1401d0b - test::__rust_begin_short_backtrace::h214c9f2d2d3fee90
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:625:18
[INFO] [stdout]   26:     0x558bc1401411 - test::run_test_in_process::{{closure}}::h510b7ba7990692a5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:60
[INFO] [stdout]   27:     0x558bc1401411 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4157186197a93871
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x558bc1401411 - std::panicking::try::do_call::h1bf2463bccd4b28c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   29:     0x558bc1401411 - std::panicking::try::hd6d4808c9fab4fa5
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   30:     0x558bc1401411 - std::panic::catch_unwind::hd5641d97d123f9f2
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   31:     0x558bc1401411 - test::run_test_in_process::hc273b71c8b878a4c
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:648:27
[INFO] [stdout]   32:     0x558bc1401411 - test::run_test::{{closure}}::h6838df834eb8467e
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:569:43
[INFO] [stdout]   33:     0x558bc13c9dd4 - test::run_test::{{closure}}::h608b98ecff5665fb
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/test/src/lib.rs:599:41
[INFO] [stdout]   34:     0x558bc13c9dd4 - std::sys_common::backtrace::__rust_begin_short_backtrace::hdc4182b97d1042e9
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   35:     0x558bc13ce802 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h571773fd21d674c8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:542:17
[INFO] [stdout]   36:     0x558bc13ce802 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hdcd384cf2fa70ba3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x558bc13ce802 - std::panicking::try::do_call::h4f1a44bd81423be1
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:559:40
[INFO] [stdout]   38:     0x558bc13ce802 - std::panicking::try::h5e02afcb81dcd361
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panicking.rs:523:19
[INFO] [stdout]   39:     0x558bc13ce802 - std::panic::catch_unwind::h022f75775bfd8c45
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/panic.rs:149:14
[INFO] [stdout]   40:     0x558bc13ce802 - std::thread::Builder::spawn_unchecked_::{{closure}}::hf5a62e9e4e6df1f8
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/thread/mod.rs:541:30
[INFO] [stdout]   41:     0x558bc13ce802 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6d56360aeb9509a7
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x558bc143136b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7a343dc551c06baa
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   43:     0x558bc143136b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h30b8111cbaa644f3
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/alloc/src/boxed.rs:2022:9
[INFO] [stdout]   44:     0x558bc143136b - std::sys::pal::unix::thread::Thread::new::thread_start::h7404e134e61e7a11
[INFO] [stdout]                                at /rustc/1871252fc8bb672d40787e67404e6eaae7059369/library/std/src/sys/pal/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f1098589ac3 - <unknown>
[INFO] [stdout]   46:     0x7f109861aa04 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     doit
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6571b3c8b5eed703c3a36726cf162b7a9d5eb7480eba491cee666464f50312f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6571b3c8b5eed703c3a36726cf162b7a9d5eb7480eba491cee666464f50312f", kill_on_drop: false }`
[INFO] [stdout] e6571b3c8b5eed703c3a36726cf162b7a9d5eb7480eba491cee666464f50312f
