Nov 17 07:43:37.599 INFO testing boxdot/basic-rs against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 07:43:37.600 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 07:43:38.118 INFO [stdout] 055e7bb8863f1290ae228d9449f2b242a66ff9a341f98862c6a1f4201a90021f
Nov 17 07:43:38.123 INFO running `"docker" "start" "-a" "055e7bb8863f1290ae228d9449f2b242a66ff9a341f98862c6a1f4201a90021f"`
Nov 17 07:43:38.986 INFO [stderr] usermod: no changes
Nov 17 07:43:39.073 INFO [stderr]    Compiling rand v0.5.5
Nov 17 07:43:39.073 INFO [stderr]    Compiling nom_locate v0.3.1
Nov 17 07:43:42.420 INFO [stderr]    Compiling basic v0.1.0 (/source)
Nov 17 07:43:44.665 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.665 INFO [stderr]    --> src/interpreter.rs:202:25
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr] 202 |                         write!(stdout, "{}", value);
Nov 17 07:43:44.665 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 07:43:44.665 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.665 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.665 INFO [stderr] 
Nov 17 07:43:44.665 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.665 INFO [stderr]    --> src/interpreter.rs:208:25
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr] 208 |                         write!(stdout, "{}", value_str);
Nov 17 07:43:44.665 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.665 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.665 INFO [stderr] 
Nov 17 07:43:44.665 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.665 INFO [stderr]    --> src/interpreter.rs:223:25
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr] 223 |                         write!(stdout, "\n");
Nov 17 07:43:44.665 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.665 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.665 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.665 INFO [stderr] 
Nov 17 07:43:44.665 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.665 INFO [stderr]    --> src/interpreter.rs:227:21
Nov 17 07:43:44.665 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr] 227 |                     write!(stdout, "{:1$}", "", tab_width - columnar_position - 1);
Nov 17 07:43:44.666 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.666 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.666 INFO [stderr] 
Nov 17 07:43:44.666 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.666 INFO [stderr]    --> src/interpreter.rs:234:25
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr] 234 | /                         write!(
Nov 17 07:43:44.666 INFO [stderr] 235 | |                             stdout,
Nov 17 07:43:44.666 INFO [stderr] 236 | |                             "{:1$}",
Nov 17 07:43:44.666 INFO [stderr] 237 | |                             "",
Nov 17 07:43:44.666 INFO [stderr] 238 | |                             next_columnar_position - columnar_position
Nov 17 07:43:44.666 INFO [stderr] 239 | |                         );
Nov 17 07:43:44.666 INFO [stderr]     | |__________________________^
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.666 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.666 INFO [stderr] 
Nov 17 07:43:44.666 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.666 INFO [stderr]    --> src/interpreter.rs:242:25
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr] 242 |                         write!(stdout, "\n");
Nov 17 07:43:44.666 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.666 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.666 INFO [stderr] 
Nov 17 07:43:44.666 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.666 INFO [stderr]    --> src/interpreter.rs:261:13
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr] 261 |             write!(stdout, "\n");
Nov 17 07:43:44.666 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.666 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.666 INFO [stderr] 
Nov 17 07:43:44.666 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.666 INFO [stderr]    --> src/interpreter.rs:608:9
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr] 608 | /         write!(
Nov 17 07:43:44.666 INFO [stderr] 609 | |             stderr,
Nov 17 07:43:44.666 INFO [stderr] 610 | |             "{}: warning: {}\n",
Nov 17 07:43:44.666 INFO [stderr] 611 | |             self.state.current_line_number,
Nov 17 07:43:44.666 INFO [stderr] 612 | |             message.as_ref()
Nov 17 07:43:44.666 INFO [stderr] 613 | |         );
Nov 17 07:43:44.666 INFO [stderr]     | |__________^
Nov 17 07:43:44.666 INFO [stderr]     |
Nov 17 07:43:44.666 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.666 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.666 INFO [stderr] 
Nov 17 07:43:44.683 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.683 INFO [stderr]    --> src/interpreter.rs:622:9
Nov 17 07:43:44.683 INFO [stderr]     |
Nov 17 07:43:44.683 INFO [stderr] 622 | /         write!(
Nov 17 07:43:44.683 INFO [stderr] 623 | |             stderr,
Nov 17 07:43:44.683 INFO [stderr] 624 | |             "{}: warning: {}\n {}\n {:cursor$}^\n",
Nov 17 07:43:44.683 INFO [stderr] 625 | |             self.state.current_line_number,
Nov 17 07:43:44.683 INFO [stderr] ...   |
Nov 17 07:43:44.683 INFO [stderr] 629 | |             cursor = cursor
Nov 17 07:43:44.683 INFO [stderr] 630 | |         );
Nov 17 07:43:44.683 INFO [stderr]     | |__________^
Nov 17 07:43:44.683 INFO [stderr]     |
Nov 17 07:43:44.683 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.683 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.683 INFO [stderr] 
Nov 17 07:43:44.691 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.691 INFO [stderr]   --> src/lib.rs:31:17
Nov 17 07:43:44.691 INFO [stderr]    |
Nov 17 07:43:44.691 INFO [stderr] 31 |                 write!(stderr, "{}", error::format_remaining(&remaining.fragment)?);
Nov 17 07:43:44.691 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.691 INFO [stderr]    |
Nov 17 07:43:44.691 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.691 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.691 INFO [stderr] 
Nov 17 07:43:44.691 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:44.691 INFO [stderr]   --> src/lib.rs:42:13
Nov 17 07:43:44.691 INFO [stderr]    |
Nov 17 07:43:44.691 INFO [stderr] 42 |             write!(stderr, "{}", err_output);
Nov 17 07:43:44.691 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:44.691 INFO [stderr]    |
Nov 17 07:43:44.691 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:44.691 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:44.691 INFO [stderr] 
Nov 17 07:43:48.270 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.26s
Nov 17 07:43:48.277 INFO [stderr] su: No module specific data is present
Nov 17 07:43:49.686 INFO running `"docker" "inspect" "055e7bb8863f1290ae228d9449f2b242a66ff9a341f98862c6a1f4201a90021f"`
Nov 17 07:43:49.987 INFO running `"docker" "rm" "-f" "055e7bb8863f1290ae228d9449f2b242a66ff9a341f98862c6a1f4201a90021f"`
Nov 17 07:43:50.367 INFO [stdout] 055e7bb8863f1290ae228d9449f2b242a66ff9a341f98862c6a1f4201a90021f
Nov 17 07:43:50.373 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 07:43:50.908 INFO [stdout] 9e75c691ea6716004f0afe91d96c8059fff52d8332ac84f9a67c4f3a8f62d783
Nov 17 07:43:50.910 INFO running `"docker" "start" "-a" "9e75c691ea6716004f0afe91d96c8059fff52d8332ac84f9a67c4f3a8f62d783"`
Nov 17 07:43:52.338 INFO [stderr] usermod: no changes
Nov 17 07:43:52.466 INFO [stderr]    Compiling basic v0.1.0 (/source)
Nov 17 07:43:56.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.120 INFO [stderr]    --> src/interpreter.rs:202:25
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr] 202 |                         write!(stdout, "{}", value);
Nov 17 07:43:56.120 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 17 07:43:56.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.120 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.120 INFO [stderr] 
Nov 17 07:43:56.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.120 INFO [stderr]    --> src/interpreter.rs:208:25
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr] 208 |                         write!(stdout, "{}", value_str);
Nov 17 07:43:56.120 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.120 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.120 INFO [stderr] 
Nov 17 07:43:56.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.120 INFO [stderr]    --> src/interpreter.rs:223:25
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr] 223 |                         write!(stdout, "\n");
Nov 17 07:43:56.120 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.120 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.120 INFO [stderr] 
Nov 17 07:43:56.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.120 INFO [stderr]    --> src/interpreter.rs:227:21
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr] 227 |                     write!(stdout, "{:1$}", "", tab_width - columnar_position - 1);
Nov 17 07:43:56.120 INFO [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.120 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.120 INFO [stderr] 
Nov 17 07:43:56.120 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.120 INFO [stderr]    --> src/interpreter.rs:234:25
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr] 234 | /                         write!(
Nov 17 07:43:56.120 INFO [stderr] 235 | |                             stdout,
Nov 17 07:43:56.120 INFO [stderr] 236 | |                             "{:1$}",
Nov 17 07:43:56.120 INFO [stderr] 237 | |                             "",
Nov 17 07:43:56.120 INFO [stderr] 238 | |                             next_columnar_position - columnar_position
Nov 17 07:43:56.120 INFO [stderr] 239 | |                         );
Nov 17 07:43:56.120 INFO [stderr]     | |__________________________^
Nov 17 07:43:56.120 INFO [stderr]     |
Nov 17 07:43:56.120 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.120 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.121 INFO [stderr] 
Nov 17 07:43:56.121 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.121 INFO [stderr]    --> src/interpreter.rs:242:25
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr] 242 |                         write!(stdout, "\n");
Nov 17 07:43:56.121 INFO [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.121 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.121 INFO [stderr] 
Nov 17 07:43:56.121 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.121 INFO [stderr]    --> src/interpreter.rs:261:13
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr] 261 |             write!(stdout, "\n");
Nov 17 07:43:56.121 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.121 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.121 INFO [stderr] 
Nov 17 07:43:56.121 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.121 INFO [stderr]    --> src/interpreter.rs:608:9
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr] 608 | /         write!(
Nov 17 07:43:56.121 INFO [stderr] 609 | |             stderr,
Nov 17 07:43:56.121 INFO [stderr] 610 | |             "{}: warning: {}\n",
Nov 17 07:43:56.121 INFO [stderr] 611 | |             self.state.current_line_number,
Nov 17 07:43:56.121 INFO [stderr] 612 | |             message.as_ref()
Nov 17 07:43:56.121 INFO [stderr] 613 | |         );
Nov 17 07:43:56.121 INFO [stderr]     | |__________^
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.121 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.121 INFO [stderr] 
Nov 17 07:43:56.121 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.121 INFO [stderr]    --> src/interpreter.rs:622:9
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr] 622 | /         write!(
Nov 17 07:43:56.121 INFO [stderr] 623 | |             stderr,
Nov 17 07:43:56.121 INFO [stderr] 624 | |             "{}: warning: {}\n {}\n {:cursor$}^\n",
Nov 17 07:43:56.121 INFO [stderr] 625 | |             self.state.current_line_number,
Nov 17 07:43:56.121 INFO [stderr] ...   |
Nov 17 07:43:56.121 INFO [stderr] 629 | |             cursor = cursor
Nov 17 07:43:56.121 INFO [stderr] 630 | |         );
Nov 17 07:43:56.121 INFO [stderr]     | |__________^
Nov 17 07:43:56.121 INFO [stderr]     |
Nov 17 07:43:56.121 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.121 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.121 INFO [stderr] 
Nov 17 07:43:56.138 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.138 INFO [stderr]   --> src/lib.rs:31:17
Nov 17 07:43:56.138 INFO [stderr]    |
Nov 17 07:43:56.138 INFO [stderr] 31 |                 write!(stderr, "{}", error::format_remaining(&remaining.fragment)?);
Nov 17 07:43:56.138 INFO [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.138 INFO [stderr]    |
Nov 17 07:43:56.138 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.138 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.138 INFO [stderr] 
Nov 17 07:43:56.138 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 17 07:43:56.138 INFO [stderr]   --> src/lib.rs:42:13
Nov 17 07:43:56.138 INFO [stderr]    |
Nov 17 07:43:56.138 INFO [stderr] 42 |             write!(stderr, "{}", err_output);
Nov 17 07:43:56.138 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 07:43:56.138 INFO [stderr]    |
Nov 17 07:43:56.138 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 17 07:43:56.138 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Nov 17 07:43:56.138 INFO [stderr] 
Nov 17 07:43:59.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.66s
Nov 17 07:43:59.055 INFO [stderr] su: No module specific data is present
Nov 17 07:43:59.674 INFO running `"docker" "inspect" "9e75c691ea6716004f0afe91d96c8059fff52d8332ac84f9a67c4f3a8f62d783"`
Nov 17 07:43:59.841 INFO running `"docker" "rm" "-f" "9e75c691ea6716004f0afe91d96c8059fff52d8332ac84f9a67c4f3a8f62d783"`
Nov 17 07:44:00.059 INFO [stdout] 9e75c691ea6716004f0afe91d96c8059fff52d8332ac84f9a67c4f3a8f62d783
Nov 17 07:44:00.066 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-0/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 07:44:00.374 INFO [stdout] aa0005a989ed344cb5eb9803cdf6b98b08be83e0e8af4849bb7e00e9236308ef
Nov 17 07:44:00.375 INFO running `"docker" "start" "-a" "aa0005a989ed344cb5eb9803cdf6b98b08be83e0e8af4849bb7e00e9236308ef"`
Nov 17 07:44:00.842 INFO [stderr] usermod: no changes
Nov 17 07:44:00.919 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Nov 17 07:44:00.927 INFO [stderr]      Running /target/debug/deps/basic-fa65b9dde3da5b73
Nov 17 07:44:00.931 INFO [stdout] 
Nov 17 07:44:00.931 INFO [stdout] running 12 tests
Nov 17 07:44:00.933 INFO [stdout] test format::tests::format_explicit_point_scaled_notation ... ok
Nov 17 07:44:00.933 INFO [stdout] test format::tests::format_explicit_point_unscaled_notation ... ok
Nov 17 07:44:00.933 INFO [stdout] test parser::tests::test_data ... ok
Nov 17 07:44:00.933 INFO [stdout] test format::tests::test_round_explicit_point_notation ... ok
Nov 17 07:44:00.933 INFO [stdout] test parser::tests::test_tab_call ... ok
Nov 17 07:44:00.933 INFO [stdout] test format::tests::format_zero ... ok
Nov 17 07:44:00.935 INFO [stdout] test parser::tests::test_print_constant ... ok
Nov 17 07:44:00.936 INFO [stdout] test parser::tests::test_print_tab_call ... ok
Nov 17 07:44:00.936 INFO [stdout] test parser::tests::test_numeric_constant ... ok
Nov 17 07:44:00.936 INFO [stdout] test format::tests::format_implicit_point_unscaled_notation ... ok
Nov 17 07:44:00.936 INFO [stdout] test parser::tests::test_for_block ... ok
Nov 17 07:44:00.937 INFO [stdout] test format::tests::test_omitting_extrand ... ok
Nov 17 07:44:00.937 INFO [stdout] 
Nov 17 07:44:00.937 INFO [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:44:00.937 INFO [stdout] 
Nov 17 07:44:00.938 INFO [stderr]      Running /target/debug/deps/basic-958d6e5d5a07e1e2
Nov 17 07:44:00.940 INFO [stdout] 
Nov 17 07:44:00.940 INFO [stdout] running 0 tests
Nov 17 07:44:00.940 INFO [stdout] 
Nov 17 07:44:00.940 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:44:00.940 INFO [stdout] 
Nov 17 07:44:00.941 INFO [stderr]      Running /target/debug/deps/integration-a8be117bedb2ab22
Nov 17 07:44:00.944 INFO [stdout] 
Nov 17 07:44:00.944 INFO [stdout] running 212 tests
Nov 17 07:44:00.947 INFO [stdout] test P002 ... ok
Nov 17 07:44:00.948 INFO [stdout] test P004 ... ok
Nov 17 07:44:00.953 INFO [stdout] test P001 ... ok
Nov 17 07:44:00.953 INFO [stdout] test P005 ... ok
Nov 17 07:44:00.959 INFO [stdout] test P007 ... ok
Nov 17 07:44:00.978 INFO [stdout] test P008 ... ok
Nov 17 07:44:00.981 INFO [stdout] test P003 ... ok
Nov 17 07:44:00.995 INFO [stdout] test P006 ... ok
Nov 17 07:44:01.000 INFO [stdout] test P012 ... ok
Nov 17 07:44:01.000 INFO [stdout] test P014 ... ok
Nov 17 07:44:01.001 INFO [stdout] test P016 ... ok
Nov 17 07:44:01.003 INFO [stdout] test P017 ... ok
Nov 17 07:44:01.008 INFO [stdout] test P011 ... ok
Nov 17 07:44:01.011 INFO [stdout] test P013 ... ok
Nov 17 07:44:01.035 INFO [stdout] test P021 ... ok
Nov 17 07:44:01.063 INFO [stdout] test P010 ... ok
Nov 17 07:44:01.063 INFO [stdout] test P015 ... ok
Nov 17 07:44:01.072 INFO [stdout] test P023 ... ok
Nov 17 07:44:01.074 INFO [stdout] test P022 ... ok
Nov 17 07:44:01.093 INFO [stdout] test P020 ... ok
Nov 17 07:44:01.093 INFO [stdout] test P009 ... ok
Nov 17 07:44:01.104 INFO [stdout] test P018 ... ok
Nov 17 07:44:01.111 INFO [stdout] test P030 ... ok
Nov 17 07:44:01.147 INFO [stdout] test P019 ... ok
Nov 17 07:44:01.147 INFO [stdout] test P028 ... ok
Nov 17 07:44:01.151 INFO [stdout] test P024 ... ok
Nov 17 07:44:01.163 INFO [stdout] test P031 ... ok
Nov 17 07:44:01.163 INFO [stdout] test P032 ... ok
Nov 17 07:44:01.183 INFO [stdout] test P025 ... ok
Nov 17 07:44:01.185 INFO [stdout] test P029 ... ok
Nov 17 07:44:01.191 INFO [stdout] test P034 ... ok
Nov 17 07:44:01.211 INFO [stdout] test P035 ... ok
Nov 17 07:44:01.216 INFO [stdout] test P039 ... ok
Nov 17 07:44:01.218 INFO [stdout] test P033 ... ok
Nov 17 07:44:01.235 INFO [stdout] test P036 ... ok
Nov 17 07:44:01.235 INFO [stdout] test P026 ... ok
Nov 17 07:44:01.239 INFO [stdout] test P038 ... ok
Nov 17 07:44:01.255 INFO [stdout] test P037 ... ok
Nov 17 07:44:01.255 INFO [stdout] test P027 ... ok
Nov 17 07:44:01.299 INFO [stdout] test P045 ... ok
Nov 17 07:44:01.316 INFO [stdout] test P042 ... ok
Nov 17 07:44:01.327 INFO [stdout] test P048 ... ok
Nov 17 07:44:01.339 INFO [stdout] test P047 ... ok
Nov 17 07:44:01.339 INFO [stdout] test P050 ... ok
Nov 17 07:44:01.347 INFO [stdout] test P041 ... ok
Nov 17 07:44:01.347 INFO [stdout] test P044 ... ok
Nov 17 07:44:01.350 INFO [stdout] test P051 ... ok
Nov 17 07:44:01.351 INFO [stdout] test P052 ... ok
Nov 17 07:44:01.351 INFO [stdout] test P053 ... ok
Nov 17 07:44:01.352 INFO [stdout] test P054 ... ok
Nov 17 07:44:01.357 INFO [stdout] test P040 ... ok
Nov 17 07:44:01.358 INFO [stdout] test P055 ... ok
Nov 17 07:44:01.363 INFO [stdout] test P049 ... ok
Nov 17 07:44:01.369 INFO [stdout] test P046 ... ok
Nov 17 07:44:01.370 INFO [stdout] test P043 ... ok
Nov 17 07:44:01.431 INFO [stdout] test P056 ... ok
Nov 17 07:44:01.431 INFO [stdout] test P058 ... ok
Nov 17 07:44:01.431 INFO [stdout] test P065 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P057 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P066 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P068 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P067 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P069 ... ok
Nov 17 07:44:01.435 INFO [stdout] test P061 ... ok
Nov 17 07:44:01.437 INFO [stdout] test P060 ... ok
Nov 17 07:44:01.437 INFO [stdout] test P063 ... ok
Nov 17 07:44:01.437 INFO [stdout] test P062 ... ok
Nov 17 07:44:01.441 INFO [stdout] test P064 ... ok
Nov 17 07:44:01.441 INFO [stdout] test P071 ... ok
Nov 17 07:44:01.441 INFO [stdout] test P075 ... ok
Nov 17 07:44:01.443 INFO [stdout] test P072 ... ok
Nov 17 07:44:01.443 INFO [stdout] test P059 ... ok
Nov 17 07:44:01.455 INFO [stdout] test P070 ... ok
Nov 17 07:44:01.455 INFO [stdout] test P074 ... ok
Nov 17 07:44:01.455 INFO [stdout] test P073 ... ok
Nov 17 07:44:01.455 INFO [stdout] test P080 ... ok
Nov 17 07:44:01.455 INFO [stdout] test P083 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P081 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P082 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P076 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P079 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P084 ... ok
Nov 17 07:44:01.461 INFO [stdout] test P077 ... ok
Nov 17 07:44:01.462 INFO [stdout] test P078 ... ok
Nov 17 07:44:01.466 INFO [stdout] test P091 ... ok
Nov 17 07:44:01.474 INFO [stdout] test P085 ... ok
Nov 17 07:44:01.475 INFO [stdout] test P089 ... ok
Nov 17 07:44:01.481 INFO [stdout] test P094 ... ok
Nov 17 07:44:01.483 INFO [stdout] test P087 ... ok
Nov 17 07:44:01.487 INFO [stdout] test P088 ... ok
Nov 17 07:44:01.492 INFO [stdout] test P090 ... ok
Nov 17 07:44:01.496 INFO [stdout] test P086 ... ok
Nov 17 07:44:01.500 INFO [stdout] test P092 ... ok
Nov 17 07:44:01.501 INFO [stdout] test P098 ... ok
Nov 17 07:44:01.501 INFO [stdout] test P096 ... ok
Nov 17 07:44:01.503 INFO [stdout] test P097 ... ok
Nov 17 07:44:01.505 INFO [stdout] test P100 ... ok
Nov 17 07:44:01.507 INFO [stdout] test P101 ... ok
Nov 17 07:44:01.514 INFO [stdout] test P099 ... ok
Nov 17 07:44:01.515 INFO [stdout] test P106 ... ok
Nov 17 07:44:01.515 INFO [stdout] test P102 ... ok
Nov 17 07:44:01.515 INFO [stdout] test P103 ... ok
Nov 17 07:44:01.516 INFO [stdout] test P105 ... ok
Nov 17 07:44:01.520 INFO [stdout] test P093 ... ok
Nov 17 07:44:01.520 INFO [stdout] test P111 ... ok
Nov 17 07:44:01.520 INFO [stdout] test P113 ... ok
Nov 17 07:44:01.521 INFO [stdout] test P110 ... ok
Nov 17 07:44:01.523 INFO [stdout] test P114 ... ok
Nov 17 07:44:01.527 INFO [stdout] test P104 ... ok
Nov 17 07:44:01.527 INFO [stdout] test P112 ... ok
Nov 17 07:44:01.528 INFO [stdout] test P108 ... ok
Nov 17 07:44:01.537 INFO [stdout] test P095 ... ok
Nov 17 07:44:01.538 INFO [stdout] test P115 ... ok
Nov 17 07:44:01.551 INFO [stdout] test P107 ... ok
Nov 17 07:44:01.551 INFO [stdout] test P116 ... ok
Nov 17 07:44:01.551 INFO [stdout] test P118 ... ok
Nov 17 07:44:01.551 INFO [stdout] test P122 ... ok
Nov 17 07:44:01.555 INFO [stdout] test P123 ... ok
Nov 17 07:44:01.563 INFO [stdout] test P125 ... ok
Nov 17 07:44:01.564 INFO [stdout] test P126 ... ok
Nov 17 07:44:01.564 INFO [stdout] test P109 ... ok
Nov 17 07:44:01.599 INFO [stdout] test P129 ... ok
Nov 17 07:44:01.627 INFO [stdout] test P117 ... ok
Nov 17 07:44:01.628 INFO [stdout] test P130 ... ok
Nov 17 07:44:01.643 INFO [stdout] test P121 ... ok
Nov 17 07:44:01.651 INFO [stdout] test P131 ... ok
Nov 17 07:44:01.661 INFO [stdout] test P119 ... ok
Nov 17 07:44:01.663 INFO [stdout] test P120 ... ok
Nov 17 07:44:01.671 INFO [stdout] test P127 ... ok
Nov 17 07:44:01.683 INFO [stdout] test P133 ... ok
Nov 17 07:44:01.683 INFO [stdout] test P134 ... ok
Nov 17 07:44:01.684 INFO [stdout] test P135 ... ok
Nov 17 07:44:01.684 INFO [stdout] test P136 ... ok
Nov 17 07:44:01.684 INFO [stdout] test P124 ... ok
Nov 17 07:44:01.695 INFO [stdout] test P138 ... ok
Nov 17 07:44:01.696 INFO [stdout] test P141 ... ok
Nov 17 07:44:01.703 INFO [stdout] test P140 ... ok
Nov 17 07:44:01.723 INFO [stdout] test P139 ... ok
Nov 17 07:44:01.723 INFO [stdout] test P137 ... ok
Nov 17 07:44:01.723 INFO [stdout] test P143 ... ok
Nov 17 07:44:01.737 INFO [stdout] test P148 ... ok
Nov 17 07:44:01.738 INFO [stdout] test P147 ... ok
Nov 17 07:44:01.738 INFO [stdout] test P146 ... ok
Nov 17 07:44:01.738 INFO [stdout] test P150 ... ok
Nov 17 07:44:01.754 INFO [stdout] test P144 ... ok
Nov 17 07:44:01.755 INFO [stdout] test P145 ... ok
Nov 17 07:44:01.767 INFO [stdout] test P153 ... ok
Nov 17 07:44:01.767 INFO [stdout] test P151 ... ok
Nov 17 07:44:01.767 INFO [stdout] test P152 ... ok
Nov 17 07:44:01.768 INFO [stdout] test P154 ... ok
Nov 17 07:44:01.768 INFO [stdout] test P149 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P155 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P157 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P156 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P158 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P159 ... ok
Nov 17 07:44:01.792 INFO [stdout] test P142 ... ok
Nov 17 07:44:01.811 INFO [stdout] test P161 ... ok
Nov 17 07:44:01.811 INFO [stdout] test P162 ... ok
Nov 17 07:44:01.811 INFO [stdout] test P160 ... ok
Nov 17 07:44:01.812 INFO [stdout] test P163 ... ok
Nov 17 07:44:01.812 INFO [stdout] test P164 ... ok
Nov 17 07:44:01.812 INFO [stdout] test P165 ... ok
Nov 17 07:44:01.812 INFO [stdout] test P128 ... ok
Nov 17 07:44:01.819 INFO [stdout] test P166 ... ok
Nov 17 07:44:01.819 INFO [stdout] test P170 ... ok
Nov 17 07:44:01.819 INFO [stdout] test P173 ... ok
Nov 17 07:44:01.819 INFO [stdout] test P171 ... ok
Nov 17 07:44:01.820 INFO [stdout] test P169 ... ok
Nov 17 07:44:01.820 INFO [stdout] test P172 ... ok
Nov 17 07:44:01.827 INFO [stdout] test P178 ... ok
Nov 17 07:44:01.827 INFO [stdout] test P168 ... ok
Nov 17 07:44:01.839 INFO [stdout] test P167 ... ok
Nov 17 07:44:01.843 INFO [stdout] test P176 ... ok
Nov 17 07:44:01.843 INFO [stdout] test P175 ... ok
Nov 17 07:44:01.843 INFO [stdout] test P174 ... ok
Nov 17 07:44:01.851 INFO [stdout] test P177 ... ok
Nov 17 07:44:01.851 INFO [stdout] test P182 ... ok
Nov 17 07:44:01.851 INFO [stdout] test P179 ... ok
Nov 17 07:44:01.855 INFO [stdout] test P181 ... ok
Nov 17 07:44:01.855 INFO [stdout] test P180 ... ok
Nov 17 07:44:01.860 INFO [stdout] test P189 ... ok
Nov 17 07:44:01.878 INFO [stdout] test P190 ... ok
Nov 17 07:44:01.879 INFO [stdout] test P183 ... ok
Nov 17 07:44:01.879 INFO [stdout] test P184 ... ok
Nov 17 07:44:01.879 INFO [stdout] test P187 ... ok
Nov 17 07:44:01.879 INFO [stdout] test P188 ... ok
Nov 17 07:44:01.899 INFO [stdout] test P186 ... ok
Nov 17 07:44:01.900 INFO [stdout] test P191 ... ok
Nov 17 07:44:01.906 INFO [stdout] test P193 ... ok
Nov 17 07:44:01.915 INFO [stdout] test P185 ... ok
Nov 17 07:44:01.923 INFO [stdout] test P195 ... ok
Nov 17 07:44:01.923 INFO [stdout] test P192 ... ok
Nov 17 07:44:01.924 INFO [stdout] test P194 ... ok
Nov 17 07:44:01.924 INFO [stdout] test P198 ... ok
Nov 17 07:44:01.924 INFO [stdout] test P201 ... ok
Nov 17 07:44:01.925 INFO [stdout] test P200 ... ok
Nov 17 07:44:01.925 INFO [stdout] test P196 ... ok
Nov 17 07:44:01.926 INFO [stdout] test P197 ... ok
Nov 17 07:44:01.927 INFO [stdout] test P199 ... ok
Nov 17 07:44:01.931 INFO [stdout] test P205 ... ok
Nov 17 07:44:01.955 INFO [stdout] test P203 ... ok
Nov 17 07:44:01.955 INFO [stdout] test P204 ... ok
Nov 17 07:44:01.956 INFO [stdout] test printab ... ok
Nov 17 07:44:01.959 INFO [stdout] test truend ... ok
Nov 17 07:44:01.959 INFO [stdout] test P206 ... ok
Nov 17 07:44:01.960 INFO [stdout] test P208 ... ok
Nov 17 07:44:01.963 INFO [stdout] test P202 ... ok
Nov 17 07:44:01.963 INFO [stdout] test P207 ... ok
Nov 17 07:44:01.964 INFO [stdout] test table ... ok
Nov 17 07:44:01.964 INFO [stdout] test printspc ... ok
Nov 17 07:44:02.330 INFO [stdout] test P132 ... ok
Nov 17 07:44:02.330 INFO [stderr]    Doc-tests basic
Nov 17 07:44:02.330 INFO [stdout] 
Nov 17 07:44:02.331 INFO [stdout] test result: ok. 212 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:44:02.331 INFO [stdout] 
Nov 17 07:44:03.427 INFO [stdout] 
Nov 17 07:44:03.427 INFO [stdout] running 0 tests
Nov 17 07:44:03.427 INFO [stdout] 
Nov 17 07:44:03.427 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 07:44:03.427 INFO [stdout] 
Nov 17 07:44:03.430 INFO [stderr] su: No module specific data is present
Nov 17 07:44:03.890 INFO running `"docker" "inspect" "aa0005a989ed344cb5eb9803cdf6b98b08be83e0e8af4849bb7e00e9236308ef"`
Nov 17 07:44:04.093 INFO running `"docker" "rm" "-f" "aa0005a989ed344cb5eb9803cdf6b98b08be83e0e8af4849bb7e00e9236308ef"`
Nov 17 07:44:04.338 INFO [stdout] aa0005a989ed344cb5eb9803cdf6b98b08be83e0e8af4849bb7e00e9236308ef