[INFO] fetching crate gcalc 0.4.0...
[INFO] testing gcalc-0.4.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate gcalc 0.4.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate gcalc 0.4.0
[INFO] finished tweaking crates.io crate gcalc 0.4.0
[INFO] tweaked toml for crates.io crate gcalc 0.4.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gcalc 0.4.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gcalc 0.4.0 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded papergrid v0.1.23
[INFO] [stderr]   Downloaded cindex v0.5.1
[INFO] [stderr]   Downloaded plotters-backend v0.3.2
[INFO] [stderr]   Downloaded dcsv v0.2.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.1
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded tabled v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded tabled_derive v0.1.8
[INFO] [stderr]   Downloaded serde_json v1.0.78
[INFO] [stderr]   Downloaded clap v3.2.8
[INFO] [stderr]   Downloaded libc v0.2.116
[INFO] [stderr]   Downloaded web-sys v0.3.56
[INFO] [stderr]   Downloaded plotters 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2e50c3cff80bcc30f1723c3424afb1ed1719679069ee99ed8cd1608d9d925fb
[INFO] running `Command { std: "docker" "start" "-a" "f2e50c3cff80bcc30f1723c3424afb1ed1719679069ee99ed8cd1608d9d925fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2e50c3cff80bcc30f1723c3424afb1ed1719679069ee99ed8cd1608d9d925fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e50c3cff80bcc30f1723c3424afb1ed1719679069ee99ed8cd1608d9d925fb", kill_on_drop: false }`
[INFO] [stdout] f2e50c3cff80bcc30f1723c3424afb1ed1719679069ee99ed8cd1608d9d925fb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c912d4765ef830fa9f79ad4766223dacf965fcf17025c7bc1c3f8e2e6bbaf37
[INFO] running `Command { std: "docker" "start" "-a" "9c912d4765ef830fa9f79ad4766223dacf965fcf17025c7bc1c3f8e2e6bbaf37", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling dcsv v0.2.0
[INFO] [stderr]    Compiling cindex v0.5.1
[INFO] [stderr]    Compiling gcalc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/calc.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/models.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Qualficiation {
[INFO] [stdout]    |                   ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub value: f32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormatRecord` is never constructed
[INFO] [stdout]   --> src/models.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) struct FormatRecord {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_record` is never used
[INFO] [stdout]   --> src/models.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl FormatRecord {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 50 |     pub fn from_record(record: &Record) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.55s
[INFO] running `Command { std: "docker" "inspect" "9c912d4765ef830fa9f79ad4766223dacf965fcf17025c7bc1c3f8e2e6bbaf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c912d4765ef830fa9f79ad4766223dacf965fcf17025c7bc1c3f8e2e6bbaf37", kill_on_drop: false }`
[INFO] [stdout] 9c912d4765ef830fa9f79ad4766223dacf965fcf17025c7bc1c3f8e2e6bbaf37
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5890dafd6fa462d0316e995713add6125ad8e02a96f980462331458cbe746c1d
[INFO] running `Command { std: "docker" "start" "-a" "5890dafd6fa462d0316e995713add6125ad8e02a96f980462331458cbe746c1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcalc v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/calc.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/models.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Qualficiation {
[INFO] [stdout]    |                   ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub value: f32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormatRecord` is never constructed
[INFO] [stdout]   --> src/models.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) struct FormatRecord {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_record` is never used
[INFO] [stdout]   --> src/models.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl FormatRecord {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 50 |     pub fn from_record(record: &Record) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/calc.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/models.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(crate) struct Qualficiation {
[INFO] [stdout]    |                   ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub value: f32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FormatRecord` is never constructed
[INFO] [stdout]   --> src/models.rs:41:19
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub(crate) struct FormatRecord {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_record` is never used
[INFO] [stdout]   --> src/models.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl FormatRecord {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 50 |     pub fn from_record(record: &Record) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "5890dafd6fa462d0316e995713add6125ad8e02a96f980462331458cbe746c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5890dafd6fa462d0316e995713add6125ad8e02a96f980462331458cbe746c1d", kill_on_drop: false }`
[INFO] [stdout] 5890dafd6fa462d0316e995713add6125ad8e02a96f980462331458cbe746c1d
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da373f0288e96e070bd0a3b5e688cefbaae22b83af13bbbfd1c6fa818832ed7e
[INFO] running `Command { std: "docker" "start" "-a" "da373f0288e96e070bd0a3b5e688cefbaae22b83af13bbbfd1c6fa818832ed7e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]  --> src/calc.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::iter::FromIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]   --> src/models.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub(crate) struct Qualficiation {
[INFO] [stderr]    |                   ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 19 |     pub value: f32,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `FormatRecord` is never constructed
[INFO] [stderr]   --> src/models.rs:41:19
[INFO] [stderr]    |
[INFO] [stderr] 41 | pub(crate) struct FormatRecord {
[INFO] [stderr]    |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_record` is never used
[INFO] [stderr]   --> src/models.rs:50:12
[INFO] [stderr]    |
[INFO] [stderr] 49 | impl FormatRecord {
[INFO] [stderr]    | ----------------- associated function in this implementation
[INFO] [stderr] 50 |     pub fn from_record(record: &Record) -> Self {
[INFO] [stderr]    |            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `gcalc` (lib) generated 4 warnings (run `cargo fix --lib -p gcalc` to apply 1 suggestion)
[INFO] [stderr] warning: `gcalc` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gcalc-8e392d6931f2aac2)
[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]      Running unittests src/bin.rs (/opt/rustwide/target/debug/deps/gcalc-6546cf902172ca9b)
[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 gcalc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 7) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] File "file_to_write_values.csv" cannot be used as output redirection.
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/lib.rs:12:34:
[INFO] [stdout] Failed to calculate: StdIo(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c4413810132 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c4413810132 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c4413810132 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5c4413810132 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5c4413832043 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5c4413832043 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5c441380dc03 - std::io::default_write_fmt::ha27fbccbc65eb6fa
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5c441380dc03 - std::io::Write::write_fmt::h6556609fca33d0b1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5c441380ff82 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5c4413811023 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5c4413810e05 - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x5c44138119f5 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x5c441381178a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   13:     0x5c4413810639 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   14:     0x5c441381141d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   15:     0x5c4413830ab0 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   16:     0x5c4413830f16 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   17:     0x5c4413671809 - core::result::Result<T,E>::expect::h4470f8833ef90437
[INFO] [stdout]   18:     0x5c44136721bc - rust_out::main::_doctest_main_src_lib_rs_7_0::h8bd055a41ec6cf55
[INFO] [stdout]   19:     0x5c4413672066 - rust_out::main::h2d10ba762d3f8adf
[INFO] [stdout]   20:     0x5c4413671703 - core::ops::function::FnOnce::call_once::h89333dd4ac8e03fc
[INFO] [stdout]   21:     0x5c4413671696 - std::sys::backtrace::__rust_begin_short_backtrace::h8a10de1e92516da1
[INFO] [stdout]   22:     0x5c4413671679 - std::rt::lang_start::{{closure}}::h0af3a8cb06b34c3e
[INFO] [stdout]   23:     0x5c441380a460 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h638295a043b40957
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21
[INFO] [stdout]   24:     0x5c441380a460 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   25:     0x5c441380a460 - std::panicking::catch_unwind::h50591d85bf847c7c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   26:     0x5c441380a460 - std::panic::catch_unwind::h2487b4c4f2ae22c6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x5c441380a460 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x5c441380a460 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x5c441380a460 - std::panicking::catch_unwind::hf9a822ea043fb0d6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x5c441380a460 - std::panic::catch_unwind::h5b3cac802237ed89
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x5c441380a460 - std::rt::lang_start_internal::h34f9328d113fd60a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x5c4413671661 - std::rt::lang_start::h8f736fe0a226e45f
[INFO] [stdout]   33:     0x5c4413672265 - main
[INFO] [stdout]   34:     0x7b5da5b1a1ca - <unknown>
[INFO] [stdout]   35:     0x7b5da5b1a28b - __libc_start_main
[INFO] [stdout]   36:     0x5c4413671575 - _start
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "da373f0288e96e070bd0a3b5e688cefbaae22b83af13bbbfd1c6fa818832ed7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da373f0288e96e070bd0a3b5e688cefbaae22b83af13bbbfd1c6fa818832ed7e", kill_on_drop: false }`
[INFO] [stdout] da373f0288e96e070bd0a3b5e688cefbaae22b83af13bbbfd1c6fa818832ed7e
