Dec 12 20:19:21.733 INFO testing yiransheng/rust-lox against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 12 20:19:21.733 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 12 20:19:22.257 INFO [stdout] 3eb0ade80cbe14d33a350e6bc1a515c927aa515b3d0aebf60492672a6d9bf0b2
Dec 12 20:19:22.259 INFO running `"docker" "start" "-a" "3eb0ade80cbe14d33a350e6bc1a515c927aa515b3d0aebf60492672a6d9bf0b2"`
Dec 12 20:19:24.367 INFO [stderr] usermod: no changes
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-traits v0.2.6
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-integer v0.1.39
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-bigint v0.2.0
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-rational v0.2.1
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-iter v0.1.37
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-complex v0.2.1
Dec 12 20:19:24.479 INFO [stderr]    Compiling num-derive v0.2.3
Dec 12 20:19:24.479 INFO [stderr]    Compiling arraydeque v0.4.3
Dec 12 20:19:28.256 INFO [stderr]    Compiling syn v0.15.9
Dec 12 20:19:42.079 INFO [stderr]    Compiling num v0.2.0
Dec 12 20:19:44.520 INFO [stderr]    Compiling loxvm v0.1.0 (/source)
Dec 12 20:19:44.688 INFO [stderr] warning: unused import: `object::*`
Dec 12 20:19:44.688 INFO [stderr]  --> src/compiler.rs:3:5
Dec 12 20:19:44.688 INFO [stderr]   |
Dec 12 20:19:44.688 INFO [stderr] 3 | use object::*;
Dec 12 20:19:44.689 INFO [stderr]   |     ^^^^^^^^^
Dec 12 20:19:44.689 INFO [stderr]   |
Dec 12 20:19:44.689 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:19:44.689 INFO [stderr] 
Dec 12 20:19:44.690 INFO [stderr] warning: unused import: `Into`
Dec 12 20:19:44.690 INFO [stderr]  --> src/value.rs:2:26
Dec 12 20:19:44.690 INFO [stderr]   |
Dec 12 20:19:44.690 INFO [stderr] 2 | use std::convert::{From, Into};
Dec 12 20:19:44.690 INFO [stderr]   |                          ^^^^
Dec 12 20:19:44.690 INFO [stderr] 
Dec 12 20:19:44.690 INFO [stderr] warning: unused import: `common::*`
Dec 12 20:19:44.690 INFO [stderr]   --> src/main.rs:17:5
Dec 12 20:19:44.690 INFO [stderr]    |
Dec 12 20:19:44.690 INFO [stderr] 17 | use common::*;
Dec 12 20:19:44.690 INFO [stderr]    |     ^^^^^^^^^
Dec 12 20:19:44.690 INFO [stderr] 
Dec 12 20:19:44.690 INFO [stderr] warning: unused import: `scanner::Scanner`
Dec 12 20:19:44.690 INFO [stderr]   --> src/main.rs:19:5
Dec 12 20:19:44.690 INFO [stderr]    |
Dec 12 20:19:44.690 INFO [stderr] 19 | use scanner::Scanner;
Dec 12 20:19:44.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 20:19:44.690 INFO [stderr] 
Dec 12 20:19:44.690 INFO [stderr] warning: unused import: `scanner::TokenType`
Dec 12 20:19:44.690 INFO [stderr]   --> src/main.rs:20:5
Dec 12 20:19:44.690 INFO [stderr]    |
Dec 12 20:19:44.690 INFO [stderr] 20 | use scanner::TokenType;
Dec 12 20:19:44.690 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 12 20:19:44.691 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: variant is never constructed: `TooManyConstants`
Dec 12 20:19:45.087 INFO [stderr]   --> src/compiler.rs:19:5
Dec 12 20:19:45.087 INFO [stderr]    |
Dec 12 20:19:45.087 INFO [stderr] 19 |     TooManyConstants,
Dec 12 20:19:45.087 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 20:19:45.087 INFO [stderr]    |
Dec 12 20:19:45.087 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:19:45.087 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: method is never used: `error_at_current`
Dec 12 20:19:45.087 INFO [stderr]    --> src/compiler.rs:361:5
Dec 12 20:19:45.087 INFO [stderr]     |
Dec 12 20:19:45.087 INFO [stderr] 361 |     fn error_at_current(&mut self, message: &str) -> CompileError {
Dec 12 20:19:45.087 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.087 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: variant is never constructed: `Function`
Dec 12 20:19:45.087 INFO [stderr]  --> src/object.rs:7:5
Dec 12 20:19:45.087 INFO [stderr]   |
Dec 12 20:19:45.087 INFO [stderr] 7 |     Function,
Dec 12 20:19:45.087 INFO [stderr]   |     ^^^^^^^^
Dec 12 20:19:45.087 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: method is never used: `identifier_equal`
Dec 12 20:19:45.087 INFO [stderr]   --> src/scanner/token.rs:64:5
Dec 12 20:19:45.087 INFO [stderr]    |
Dec 12 20:19:45.087 INFO [stderr] 64 |     pub fn identifier_equal(&self, other: &Token<'a>) -> bool {
Dec 12 20:19:45.087 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.087 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: method is never used: `take`
Dec 12 20:19:45.087 INFO [stderr]   --> src/value.rs:43:5
Dec 12 20:19:45.087 INFO [stderr]    |
Dec 12 20:19:45.087 INFO [stderr] 43 |     pub fn take(&mut self) -> Value<O> {
Dec 12 20:19:45.087 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.087 INFO [stderr] 
Dec 12 20:19:45.087 INFO [stderr] warning: method is never used: `into_bool`
Dec 12 20:19:45.087 INFO [stderr]   --> src/value.rs:52:5
Dec 12 20:19:45.087 INFO [stderr]    |
Dec 12 20:19:45.087 INFO [stderr] 52 |     pub fn into_bool(self) -> Option<bool> {
Dec 12 20:19:45.087 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:111:13
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 111 |             write!(write_to, "   | ");
Dec 12 20:19:45.088 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:113:13
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 113 |             write!(write_to, "{:04} ", line_no);
Dec 12 20:19:45.088 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:141:17
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 141 |                 writeln!(write_to, "Unknown OptCode {}", instr);
Dec 12 20:19:45.088 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:152:9
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 152 |         writeln!(write_to, "{}", name);
Dec 12 20:19:45.088 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:163:9
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 163 |         write!(write_to, "{:<16} {:04} ", name, constant);
Dec 12 20:19:45.088 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/chunk.rs:164:9
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 164 |         writeln!(write_to, "{}", self.constants[constant as usize]);
Dec 12 20:19:45.088 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]    --> src/vm.rs:227:9
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr] 227 |         writeln!(self.output, "{}", v);
Dec 12 20:19:45.088 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]     |
Dec 12 20:19:45.088 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 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)
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:45.088 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:45.088 INFO [stderr]   --> src/main.rs:38:13
Dec 12 20:19:45.088 INFO [stderr]    |
Dec 12 20:19:45.088 INFO [stderr] 38 |             vm.interpret();
Dec 12 20:19:45.088 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 12 20:19:45.088 INFO [stderr]    |
Dec 12 20:19:45.088 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:45.088 INFO [stderr] 
Dec 12 20:19:46.400 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.00s
Dec 12 20:19:46.405 INFO [stderr] su: No module specific data is present
Dec 12 20:19:47.153 INFO running `"docker" "inspect" "3eb0ade80cbe14d33a350e6bc1a515c927aa515b3d0aebf60492672a6d9bf0b2"`
Dec 12 20:19:47.457 INFO running `"docker" "rm" "-f" "3eb0ade80cbe14d33a350e6bc1a515c927aa515b3d0aebf60492672a6d9bf0b2"`
Dec 12 20:19:47.857 INFO [stdout] 3eb0ade80cbe14d33a350e6bc1a515c927aa515b3d0aebf60492672a6d9bf0b2
Dec 12 20:19:47.872 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 12 20:19:48.324 INFO [stdout] b2595e7b089562a037c10e0c0a195e54a90ad0e8b8c872e09b9a59308442a3cb
Dec 12 20:19:48.324 INFO running `"docker" "start" "-a" "b2595e7b089562a037c10e0c0a195e54a90ad0e8b8c872e09b9a59308442a3cb"`
Dec 12 20:19:49.431 INFO [stderr] usermod: no changes
Dec 12 20:19:49.543 INFO [stderr]    Compiling loxvm v0.1.0 (/source)
Dec 12 20:19:49.746 INFO [stderr] warning: unused import: `object::*`
Dec 12 20:19:49.746 INFO [stderr]  --> src/compiler.rs:3:5
Dec 12 20:19:49.746 INFO [stderr]   |
Dec 12 20:19:49.746 INFO [stderr] 3 | use object::*;
Dec 12 20:19:49.747 INFO [stderr]   |     ^^^^^^^^^
Dec 12 20:19:49.747 INFO [stderr]   |
Dec 12 20:19:49.747 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 20:19:49.747 INFO [stderr] 
Dec 12 20:19:49.747 INFO [stderr] warning: unused import: `Into`
Dec 12 20:19:49.747 INFO [stderr]  --> src/value.rs:2:26
Dec 12 20:19:49.747 INFO [stderr]   |
Dec 12 20:19:49.747 INFO [stderr] 2 | use std::convert::{From, Into};
Dec 12 20:19:49.747 INFO [stderr]   |                          ^^^^
Dec 12 20:19:49.747 INFO [stderr] 
Dec 12 20:19:49.748 INFO [stderr] warning: unused import: `common::*`
Dec 12 20:19:49.748 INFO [stderr]   --> src/main.rs:17:5
Dec 12 20:19:49.748 INFO [stderr]    |
Dec 12 20:19:49.748 INFO [stderr] 17 | use common::*;
Dec 12 20:19:49.748 INFO [stderr]    |     ^^^^^^^^^
Dec 12 20:19:49.748 INFO [stderr] 
Dec 12 20:19:49.748 INFO [stderr] warning: unused import: `scanner::Scanner`
Dec 12 20:19:49.748 INFO [stderr]   --> src/main.rs:19:5
Dec 12 20:19:49.748 INFO [stderr]    |
Dec 12 20:19:49.748 INFO [stderr] 19 | use scanner::Scanner;
Dec 12 20:19:49.748 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 20:19:49.748 INFO [stderr] 
Dec 12 20:19:49.748 INFO [stderr] warning: unused import: `scanner::TokenType`
Dec 12 20:19:49.748 INFO [stderr]   --> src/main.rs:20:5
Dec 12 20:19:49.748 INFO [stderr]    |
Dec 12 20:19:49.748 INFO [stderr] 20 | use scanner::TokenType;
Dec 12 20:19:49.748 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 12 20:19:49.748 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: variant is never constructed: `TooManyConstants`
Dec 12 20:19:50.215 INFO [stderr]   --> src/compiler.rs:19:5
Dec 12 20:19:50.215 INFO [stderr]    |
Dec 12 20:19:50.215 INFO [stderr] 19 |     TooManyConstants,
Dec 12 20:19:50.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr]    |
Dec 12 20:19:50.215 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: method is never used: `error_at_current`
Dec 12 20:19:50.215 INFO [stderr]    --> src/compiler.rs:361:5
Dec 12 20:19:50.215 INFO [stderr]     |
Dec 12 20:19:50.215 INFO [stderr] 361 |     fn error_at_current(&mut self, message: &str) -> CompileError {
Dec 12 20:19:50.215 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: variant is never constructed: `Function`
Dec 12 20:19:50.215 INFO [stderr]  --> src/object.rs:7:5
Dec 12 20:19:50.215 INFO [stderr]   |
Dec 12 20:19:50.215 INFO [stderr] 7 |     Function,
Dec 12 20:19:50.215 INFO [stderr]   |     ^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: method is never used: `identifier_equal`
Dec 12 20:19:50.215 INFO [stderr]   --> src/scanner/token.rs:64:5
Dec 12 20:19:50.215 INFO [stderr]    |
Dec 12 20:19:50.215 INFO [stderr] 64 |     pub fn identifier_equal(&self, other: &Token<'a>) -> bool {
Dec 12 20:19:50.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: method is never used: `take`
Dec 12 20:19:50.215 INFO [stderr]   --> src/value.rs:43:5
Dec 12 20:19:50.215 INFO [stderr]    |
Dec 12 20:19:50.215 INFO [stderr] 43 |     pub fn take(&mut self) -> Value<O> {
Dec 12 20:19:50.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: method is never used: `into_bool`
Dec 12 20:19:50.215 INFO [stderr]   --> src/value.rs:52:5
Dec 12 20:19:50.215 INFO [stderr]    |
Dec 12 20:19:50.215 INFO [stderr] 52 |     pub fn into_bool(self) -> Option<bool> {
Dec 12 20:19:50.215 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.215 INFO [stderr]    --> src/chunk.rs:111:13
Dec 12 20:19:50.215 INFO [stderr]     |
Dec 12 20:19:50.215 INFO [stderr] 111 |             write!(write_to, "   | ");
Dec 12 20:19:50.215 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr]     |
Dec 12 20:19:50.215 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 20:19:50.215 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.215 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)
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.215 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.215 INFO [stderr]    --> src/chunk.rs:113:13
Dec 12 20:19:50.215 INFO [stderr]     |
Dec 12 20:19:50.215 INFO [stderr] 113 |             write!(write_to, "{:04} ", line_no);
Dec 12 20:19:50.215 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.215 INFO [stderr]     |
Dec 12 20:19:50.215 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.215 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)
Dec 12 20:19:50.215 INFO [stderr] 
Dec 12 20:19:50.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.216 INFO [stderr]    --> src/chunk.rs:141:17
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr] 141 |                 writeln!(write_to, "Unknown OptCode {}", instr);
Dec 12 20:19:50.216 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.216 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)
Dec 12 20:19:50.216 INFO [stderr] 
Dec 12 20:19:50.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.216 INFO [stderr]    --> src/chunk.rs:152:9
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr] 152 |         writeln!(write_to, "{}", name);
Dec 12 20:19:50.216 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.216 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)
Dec 12 20:19:50.216 INFO [stderr] 
Dec 12 20:19:50.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.216 INFO [stderr]    --> src/chunk.rs:163:9
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr] 163 |         write!(write_to, "{:<16} {:04} ", name, constant);
Dec 12 20:19:50.216 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.216 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)
Dec 12 20:19:50.216 INFO [stderr] 
Dec 12 20:19:50.216 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.216 INFO [stderr]    --> src/chunk.rs:164:9
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr] 164 |         writeln!(write_to, "{}", self.constants[constant as usize]);
Dec 12 20:19:50.216 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.216 INFO [stderr]     |
Dec 12 20:19:50.216 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.216 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)
Dec 12 20:19:50.216 INFO [stderr] 
Dec 12 20:19:50.225 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.225 INFO [stderr]    --> src/vm.rs:227:9
Dec 12 20:19:50.225 INFO [stderr]     |
Dec 12 20:19:50.225 INFO [stderr] 227 |         writeln!(self.output, "{}", v);
Dec 12 20:19:50.225 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 20:19:50.225 INFO [stderr]     |
Dec 12 20:19:50.225 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.225 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)
Dec 12 20:19:50.225 INFO [stderr] 
Dec 12 20:19:50.225 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 12 20:19:50.225 INFO [stderr]   --> src/main.rs:38:13
Dec 12 20:19:50.225 INFO [stderr]    |
Dec 12 20:19:50.225 INFO [stderr] 38 |             vm.interpret();
Dec 12 20:19:50.225 INFO [stderr]    |             ^^^^^^^^^^^^^^^
Dec 12 20:19:50.225 INFO [stderr]    |
Dec 12 20:19:50.225 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 12 20:19:50.225 INFO [stderr] 
Dec 12 20:19:50.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Dec 12 20:19:50.947 INFO [stderr] su: No module specific data is present
Dec 12 20:19:51.807 INFO running `"docker" "inspect" "b2595e7b089562a037c10e0c0a195e54a90ad0e8b8c872e09b9a59308442a3cb"`
Dec 12 20:19:52.093 INFO running `"docker" "rm" "-f" "b2595e7b089562a037c10e0c0a195e54a90ad0e8b8c872e09b9a59308442a3cb"`
Dec 12 20:19:52.295 INFO [stdout] b2595e7b089562a037c10e0c0a195e54a90ad0e8b8c872e09b9a59308442a3cb
Dec 12 20:19:52.295 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 12 20:19:52.859 INFO [stdout] 1ce85967c79c80c246571b959b69921993e5b124587b6abaac7cec4e24d219b7
Dec 12 20:19:52.861 INFO running `"docker" "start" "-a" "1ce85967c79c80c246571b959b69921993e5b124587b6abaac7cec4e24d219b7"`
Dec 12 20:19:54.631 INFO [stderr] usermod: no changes
Dec 12 20:19:54.723 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 12 20:19:54.727 INFO [stderr]      Running /target/debug/deps/loxvm-7594a48294059687
Dec 12 20:19:54.728 INFO [stdout] 
Dec 12 20:19:54.728 INFO [stdout] running 3 tests
Dec 12 20:19:54.729 INFO [stdout] test scanner::keyword::tests::test_start_with_keyword ... ok
Dec 12 20:19:54.729 INFO [stdout] test scanner::keyword::tests::test_non_keywords ... ok
Dec 12 20:19:54.729 INFO [stdout] test scanner::keyword::tests::test_all_keywords ... ok
Dec 12 20:19:54.729 INFO [stdout] 
Dec 12 20:19:54.729 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 12 20:19:54.729 INFO [stdout] 
Dec 12 20:19:54.731 INFO [stderr] su: No module specific data is present
Dec 12 20:19:56.079 INFO running `"docker" "inspect" "1ce85967c79c80c246571b959b69921993e5b124587b6abaac7cec4e24d219b7"`
Dec 12 20:19:56.497 INFO running `"docker" "rm" "-f" "1ce85967c79c80c246571b959b69921993e5b124587b6abaac7cec4e24d219b7"`
Dec 12 20:19:56.883 INFO [stdout] 1ce85967c79c80c246571b959b69921993e5b124587b6abaac7cec4e24d219b7