[INFO] fetching crate gcalc 0.4.0...
[INFO] testing gcalc-0.4.0 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] extracting crate gcalc 0.4.0 into /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate gcalc 0.4.0 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f7570ce02b3a7444c38ec9bd693860a66962759c73256205051c7e5de1f5faff
[INFO] running `Command { std: "docker" "start" "-a" "f7570ce02b3a7444c38ec9bd693860a66962759c73256205051c7e5de1f5faff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7570ce02b3a7444c38ec9bd693860a66962759c73256205051c7e5de1f5faff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7570ce02b3a7444c38ec9bd693860a66962759c73256205051c7e5de1f5faff", kill_on_drop: false }`
[INFO] [stdout] f7570ce02b3a7444c38ec9bd693860a66962759c73256205051c7e5de1f5faff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3624afd7ce92ba3cdd99c0a651a251e4f497d9fa86378e0d00ec8884d95527b
[INFO] running `Command { std: "docker" "start" "-a" "f3624afd7ce92ba3cdd99c0a651a251e4f497d9fa86378e0d00ec8884d95527b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 13.91s
[INFO] running `Command { std: "docker" "inspect" "f3624afd7ce92ba3cdd99c0a651a251e4f497d9fa86378e0d00ec8884d95527b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3624afd7ce92ba3cdd99c0a651a251e4f497d9fa86378e0d00ec8884d95527b", kill_on_drop: false }`
[INFO] [stdout] f3624afd7ce92ba3cdd99c0a651a251e4f497d9fa86378e0d00ec8884d95527b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fee333b196ba515268b29d7646eec9de50e0ff48ddef1b5bfef86657275a3edd
[INFO] running `Command { std: "docker" "start" "-a" "fee333b196ba515268b29d7646eec9de50e0ff48ddef1b5bfef86657275a3edd", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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] [stderr]    Compiling gcalc v0.4.0 (/opt/rustwide/workdir)
[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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "fee333b196ba515268b29d7646eec9de50e0ff48ddef1b5bfef86657275a3edd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fee333b196ba515268b29d7646eec9de50e0ff48ddef1b5bfef86657275a3edd", kill_on_drop: false }`
[INFO] [stdout] fee333b196ba515268b29d7646eec9de50e0ff48ddef1b5bfef86657275a3edd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f8998931221e7985943ff01cb58d159aa2136f33266be4a008bf591e3eed7fe
[INFO] running `Command { std: "docker" "start" "-a" "0f8998931221e7985943ff01cb58d159aa2136f33266be4a008bf591e3eed7fe", 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)]` (part of `#[warn(unused)]`) 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)]` (part of `#[warn(unused)]`) 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 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/gcalc-4ba087f4d98cae1d)
[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-be4febfd97e7adbd)
[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' (48) 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:     0x63d0342d900a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x63d0342d900a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x63d0342d900a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x63d0342d900a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x63d0342edc5a - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x63d0342edc5a - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x63d0342dd332 - std[ec4e911328de40a6]::io::default_write_fmt::<std[ec4e911328de40a6]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x63d0342dd332 - <std[ec4e911328de40a6]::sys::stdio::unix::Stderr as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x63d0342c422f - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x63d0342c422f - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x63d0342d4a61 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x63d0342d4c1b - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x63d0342c42e8 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x63d0342bbd69 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x63d0342c4c4d - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x63d0342ee41c - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x63d0342ee192 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   17:     0x63d0341429b9 - <core[a96a4c5c53f902a3]::result::Result<(), gcalc[ac213ae5158c504d]::error::GcalcError>>::expect
[INFO] [stdout]   18:     0x63d034142b4c - rust_out[c29997ca7713e474]::main::_doctest_main_src_lib_rs_7_0
[INFO] [stdout]   19:     0x63d034142866 - rust_out[c29997ca7713e474]::main
[INFO] [stdout]   20:     0x63d0341431c3 - <fn() as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   21:     0x63d034142826 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   22:     0x63d034142839 - std[ec4e911328de40a6]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   23:     0x63d0342d41e4 - <&dyn core[a96a4c5c53f902a3]::ops::function::Fn<(), Output = i32> + core[a96a4c5c53f902a3]::panic::unwind_safe::RefUnwindSafe + core[a96a4c5c53f902a3]::marker::Sync as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   24:     0x63d0342d41e4 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<&dyn core[a96a4c5c53f902a3]::ops::function::Fn<(), Output = i32> + core[a96a4c5c53f902a3]::panic::unwind_safe::RefUnwindSafe + core[a96a4c5c53f902a3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   25:     0x63d0342d41e4 - std[ec4e911328de40a6]::panicking::catch_unwind::<i32, &dyn core[a96a4c5c53f902a3]::ops::function::Fn<(), Output = i32> + core[a96a4c5c53f902a3]::panic::unwind_safe::RefUnwindSafe + core[a96a4c5c53f902a3]::marker::Sync>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   26:     0x63d0342d41e4 - std[ec4e911328de40a6]::panic::catch_unwind::<&dyn core[a96a4c5c53f902a3]::ops::function::Fn<(), Output = i32> + core[a96a4c5c53f902a3]::panic::unwind_safe::RefUnwindSafe + core[a96a4c5c53f902a3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   27:     0x63d0342d41e4 - std[ec4e911328de40a6]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/rt.rs:175:24
[INFO] [stdout]   28:     0x63d0342d41e4 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<std[ec4e911328de40a6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x63d0342d41e4 - std[ec4e911328de40a6]::panicking::catch_unwind::<isize, std[ec4e911328de40a6]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x63d0342d41e4 - std[ec4e911328de40a6]::panic::catch_unwind::<std[ec4e911328de40a6]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x63d0342d41e4 - std[ec4e911328de40a6]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/rt.rs:171:5
[INFO] [stdout]   32:     0x63d034142811 - std[ec4e911328de40a6]::rt::lang_start::<()>
[INFO] [stdout]   33:     0x63d034143225 - main
[INFO] [stdout]   34:     0x7b7d9704f1ca - <unknown>
[INFO] [stdout]   35:     0x7b7d9704f28b - __libc_start_main
[INFO] [stdout]   36:     0x63d034142535 - _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 0.43s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0f8998931221e7985943ff01cb58d159aa2136f33266be4a008bf591e3eed7fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8998931221e7985943ff01cb58d159aa2136f33266be4a008bf591e3eed7fe", kill_on_drop: false }`
[INFO] [stdout] 0f8998931221e7985943ff01cb58d159aa2136f33266be4a008bf591e3eed7fe
