[INFO] updating cached repository https://github.com/alvesmarcos/pascalzim
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6949db97425ea212247da0ee7c1b7d7a01a1ada
[INFO] testing alvesmarcos/pascalzim against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falvesmarcos%2Fpascalzim" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alvesmarcos/pascalzim on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alvesmarcos/pascalzim
[INFO] finished tweaking git repo https://github.com/alvesmarcos/pascalzim
[INFO] tweaked toml for git repo https://github.com/alvesmarcos/pascalzim written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/alvesmarcos/pascalzim already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 7a8630b9d5ea3a1fcb639cf729cf10883f4fea14b8c91865e22fc47cbc9cd8d4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7a8630b9d5ea3a1fcb639cf729cf10883f4fea14b8c91865e22fc47cbc9cd8d4"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pascalzim v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:386:15
[INFO] [stderr]     |
[INFO] [stderr] 386 |           let mut saved_line = self.symbol.line;
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |           let mut exp_result : Category = self.types_stack.pop().unwrap(); 
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:473:11
[INFO] [stderr]     |
[INFO] [stderr] 473 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:476:11
[INFO] [stderr]     |
[INFO] [stderr] 476 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:477:11
[INFO] [stderr]     |
[INFO] [stderr] 477 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:522:11
[INFO] [stderr]     |
[INFO] [stderr] 522 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:526:11
[INFO] [stderr]     |
[INFO] [stderr] 526 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:527:11
[INFO] [stderr]     |
[INFO] [stderr] 527 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:556:11
[INFO] [stderr]     |
[INFO] [stderr] 556 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:561:11
[INFO] [stderr]     |
[INFO] [stderr] 561 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:562:11
[INFO] [stderr]     |
[INFO] [stderr] 562 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:614:11
[INFO] [stderr]     |
[INFO] [stderr] 614 |       let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program10`
[INFO] [stderr]    --> src/parser.rs:838:4
[INFO] [stderr]     |
[INFO] [stderr] 838 | fn test_parser_program10() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program12`
[INFO] [stderr]    --> src/parser.rs:854:4
[INFO] [stderr]     |
[INFO] [stderr] 854 | fn test_parser_program12() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program13`
[INFO] [stderr]    --> src/parser.rs:862:4
[INFO] [stderr]     |
[INFO] [stderr] 862 | fn test_parser_program13() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `"docker" "inspect" "7a8630b9d5ea3a1fcb639cf729cf10883f4fea14b8c91865e22fc47cbc9cd8d4"`
[INFO] running `"docker" "rm" "-f" "7a8630b9d5ea3a1fcb639cf729cf10883f4fea14b8c91865e22fc47cbc9cd8d4"`
[INFO] [stdout] 7a8630b9d5ea3a1fcb639cf729cf10883f4fea14b8c91865e22fc47cbc9cd8d4
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 911a9e0d24f2f40ade76af60f152b927a78fc1457131cc8f12d9fb39069c31c8
[INFO] running `"docker" "start" "-a" "911a9e0d24f2f40ade76af60f152b927a78fc1457131cc8f12d9fb39069c31c8"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pascalzim v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:386:15
[INFO] [stderr]     |
[INFO] [stderr] 386 |           let mut saved_line = self.symbol.line;
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |           let mut exp_result : Category = self.types_stack.pop().unwrap(); 
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:473:11
[INFO] [stderr]     |
[INFO] [stderr] 473 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:476:11
[INFO] [stderr]     |
[INFO] [stderr] 476 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:477:11
[INFO] [stderr]     |
[INFO] [stderr] 477 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:522:11
[INFO] [stderr]     |
[INFO] [stderr] 522 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:526:11
[INFO] [stderr]     |
[INFO] [stderr] 526 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:527:11
[INFO] [stderr]     |
[INFO] [stderr] 527 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:556:11
[INFO] [stderr]     |
[INFO] [stderr] 556 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:561:11
[INFO] [stderr]     |
[INFO] [stderr] 561 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:562:11
[INFO] [stderr]     |
[INFO] [stderr] 562 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:614:11
[INFO] [stderr]     |
[INFO] [stderr] 614 |       let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program10`
[INFO] [stderr]    --> src/parser.rs:838:4
[INFO] [stderr]     |
[INFO] [stderr] 838 | fn test_parser_program10() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program12`
[INFO] [stderr]    --> src/parser.rs:854:4
[INFO] [stderr]     |
[INFO] [stderr] 854 | fn test_parser_program12() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program13`
[INFO] [stderr]    --> src/parser.rs:862:4
[INFO] [stderr]     |
[INFO] [stderr] 862 | fn test_parser_program13() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:386:15
[INFO] [stderr]     |
[INFO] [stderr] 386 |           let mut saved_line = self.symbol.line;
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |           let mut exp_result : Category = self.types_stack.pop().unwrap(); 
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:473:11
[INFO] [stderr]     |
[INFO] [stderr] 473 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:476:11
[INFO] [stderr]     |
[INFO] [stderr] 476 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:477:11
[INFO] [stderr]     |
[INFO] [stderr] 477 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:522:11
[INFO] [stderr]     |
[INFO] [stderr] 522 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:526:11
[INFO] [stderr]     |
[INFO] [stderr] 526 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:527:11
[INFO] [stderr]     |
[INFO] [stderr] 527 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:556:11
[INFO] [stderr]     |
[INFO] [stderr] 556 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:561:11
[INFO] [stderr]     |
[INFO] [stderr] 561 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:562:11
[INFO] [stderr]     |
[INFO] [stderr] 562 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:614:11
[INFO] [stderr]     |
[INFO] [stderr] 614 |       let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program10`
[INFO] [stderr]    --> src/parser.rs:838:4
[INFO] [stderr]     |
[INFO] [stderr] 838 | fn test_parser_program10() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program12`
[INFO] [stderr]    --> src/parser.rs:854:4
[INFO] [stderr]     |
[INFO] [stderr] 854 | fn test_parser_program12() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program13`
[INFO] [stderr]    --> src/parser.rs:862:4
[INFO] [stderr]     |
[INFO] [stderr] 862 | fn test_parser_program13() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `"docker" "inspect" "911a9e0d24f2f40ade76af60f152b927a78fc1457131cc8f12d9fb39069c31c8"`
[INFO] running `"docker" "rm" "-f" "911a9e0d24f2f40ade76af60f152b927a78fc1457131cc8f12d9fb39069c31c8"`
[INFO] [stdout] 911a9e0d24f2f40ade76af60f152b927a78fc1457131cc8f12d9fb39069c31c8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] b37b4edd4a7044d17e877c11fe2e87da4a6cc8dfacc409a7f20cdd5c4488ba1d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b37b4edd4a7044d17e877c11fe2e87da4a6cc8dfacc409a7f20cdd5c4488ba1d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:386:15
[INFO] [stderr]     |
[INFO] [stderr] 386 |           let mut saved_line = self.symbol.line;
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:386:15
[INFO] [stderr]     |
[INFO] [stderr] 386 |           let mut saved_line = self.symbol.line;
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |           let mut exp_result : Category = self.types_stack.pop().unwrap(); 
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:389:15
[INFO] [stderr]     |
[INFO] [stderr] 389 |           let mut exp_result : Category = self.types_stack.pop().unwrap(); 
[INFO] [stderr]     |               ----^^^^^^^^^^
[INFO] [stderr]     |               |
[INFO] [stderr]     |               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:473:11
[INFO] [stderr]     |
[INFO] [stderr] 473 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:473:11
[INFO] [stderr]     |
[INFO] [stderr] 473 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:476:11
[INFO] [stderr]     |
[INFO] [stderr] 476 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:476:11
[INFO] [stderr]     |
[INFO] [stderr] 476 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:477:11
[INFO] [stderr]     |
[INFO] [stderr] 477 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:477:11
[INFO] [stderr]     |
[INFO] [stderr] 477 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:522:11
[INFO] [stderr]     |
[INFO] [stderr] 522 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:522:11
[INFO] [stderr]     |
[INFO] [stderr] 522 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:526:11
[INFO] [stderr]     |
[INFO] [stderr] 526 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:526:11
[INFO] [stderr]     |
[INFO] [stderr] 526 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:527:11
[INFO] [stderr]     |
[INFO] [stderr] 527 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:527:11
[INFO] [stderr]     |
[INFO] [stderr] 527 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:556:11
[INFO] [stderr]     |
[INFO] [stderr] 556 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:561:11
[INFO] [stderr]     |
[INFO] [stderr] 561 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:562:11
[INFO] [stderr]     |
[INFO] [stderr] 562 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:614:11
[INFO] [stderr]     |
[INFO] [stderr] 614 |       let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program10`
[INFO] [stderr]    --> src/parser.rs:838:4
[INFO] [stderr]     |
[INFO] [stderr] 838 | fn test_parser_program10() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program12`
[INFO] [stderr]    --> src/parser.rs:854:4
[INFO] [stderr]     |
[INFO] [stderr] 854 | fn test_parser_program12() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program13`
[INFO] [stderr]    --> src/parser.rs:862:4
[INFO] [stderr]     |
[INFO] [stderr] 862 | fn test_parser_program13() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:556:11
[INFO] [stderr]     |
[INFO] [stderr] 556 |       let mut saved_operator = self.symbol.clone();
[INFO] [stderr]     |           ----^^^^^^^^^^^^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:561:11
[INFO] [stderr]     |
[INFO] [stderr] 561 |       let mut op1 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:562:11
[INFO] [stderr]     |
[INFO] [stderr] 562 |       let mut op2 = self.types_stack.pop().unwrap();
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |         let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/parser.rs:614:11
[INFO] [stderr]     |
[INFO] [stderr] 614 |       let mut cat = self.match_token_category(self.symbol.clone());
[INFO] [stderr]     |           ----^^^
[INFO] [stderr]     |           |
[INFO] [stderr]     |           help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program10`
[INFO] [stderr]    --> src/parser.rs:838:4
[INFO] [stderr]     |
[INFO] [stderr] 838 | fn test_parser_program10() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program12`
[INFO] [stderr]    --> src/parser.rs:854:4
[INFO] [stderr]     |
[INFO] [stderr] 854 | fn test_parser_program12() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_parser_program13`
[INFO] [stderr]    --> src/parser.rs:862:4
[INFO] [stderr]     |
[INFO] [stderr] 862 | fn test_parser_program13() {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 16 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pascalzim-9156366d6beea60a
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test lexer::test_print_vecdeque ... ok
[INFO] [stdout] test lexer::test_token_literal_num ... ok
[INFO] [stdout] test lexer::test_token_delimiter ... ok
[INFO] [stdout] test parser::test_parser_program11 ... ok
[INFO] [stdout] test parser::test_parser_program14 ... ok
[INFO] [stdout] test parser::test_parser_program15 ... ok
[INFO] [stdout] test parser::test_parser_program6 ... ok
[INFO] [stdout] test parser::test_parser_program7 ... ok
[INFO] [stdout] test parser::test_parser_program9 ... ok
[INFO] [stdout] test parser::test_stack ... ok
[INFO] [stdout] test lexer::test_token_literal_str ... ok
[INFO] [stdout] test lexer::test_token_power ... ok
[INFO] [stdout] test lexer::test_token_keywords ... ok
[INFO] [stdout] test lexer::test_token_program ... ok
[INFO] [stdout] test lexer::test_token_operator ... ok
[INFO] [stdout] test parser::test_program_final ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- parser::test_program_final stdout ----
[INFO] [stdout] thread 'parser::test_program_final' panicked at 'Identifier `x` already declared => line `5`', src/parser.rs:182:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55fd7b24ac55 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x55fd7b24ac55 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x55fd7b24ac55 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x55fd7b24ac55 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3ec6bdab62f1e8d9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x55fd7b2743ac - core::fmt::write::h935cb0ed4078a853
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1076
[INFO] [stdout]    5:     0x55fd7b1fee95 - std::io::Write::write_fmt::h944a31ab04b0dfe4
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/io/mod.rs:1537
[INFO] [stdout]    6:     0x55fd7b245191 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h6bd94c41a9c566d2
[INFO] [stdout]                                at src/libstd/io/impls.rs:176
[INFO] [stdout]    7:     0x55fd7b24d480 - std::sys_common::backtrace::_print::h460db802d801ccf8
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x55fd7b24d480 - std::sys_common::backtrace::print::h399d664f56640530
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x55fd7b24d480 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x55fd7b24d17a - std::panicking::default_hook::hfdceba6d6d1a18ae
[INFO] [stdout]                                at src/libstd/panicking.rs:215
[INFO] [stdout]   11:     0x55fd7b24dab7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63
[INFO] [stdout]                                at src/libstd/panicking.rs:486
[INFO] [stdout]   12:     0x55fd7b24d6bb - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:388
[INFO] [stdout]   13:     0x55fd7b24d62b - std::panicking::begin_panic_fmt::h3ec91017ffedff5c
[INFO] [stdout]                                at src/libstd/panicking.rs:342
[INFO] [stdout]   14:     0x55fd7b1e0f15 - pascalzim::parser::Parser::parse_list_identfiers::h2a5289615d5a8c55
[INFO] [stdout]                                at src/parser.rs:182
[INFO] [stdout]   15:     0x55fd7b1e0ab3 - pascalzim::parser::Parser::parse_list_declare_var::h8d0c611e7b0edfc7
[INFO] [stdout]                                at src/parser.rs:142
[INFO] [stdout]   16:     0x55fd7b1e0b3e - pascalzim::parser::Parser::parse_list_declare_var::h8d0c611e7b0edfc7
[INFO] [stdout]                                at src/parser.rs:154
[INFO] [stdout]   17:     0x55fd7b1e0b3e - pascalzim::parser::Parser::parse_list_declare_var::h8d0c611e7b0edfc7
[INFO] [stdout]                                at src/parser.rs:154
[INFO] [stdout]   18:     0x55fd7b1e0a6c - pascalzim::parser::Parser::parse_declare_var::h9db5e87259bc2bf1
[INFO] [stdout]                                at src/parser.rs:131
[INFO] [stdout]   19:     0x55fd7b1e06ae - pascalzim::parser::Parser::parse_program::h2be17a51ca9b8426
[INFO] [stdout]                                at src/parser.rs:97
[INFO] [stdout]   20:     0x55fd7b1e02b7 - pascalzim::parser::Parser::build_ast::h19e2985ca2571841
[INFO] [stdout]                                at src/parser.rs:51
[INFO] [stdout]   21:     0x55fd7b1e6497 - pascalzim::parser::test_program_final::h652176e632890302
[INFO] [stdout]                                at src/parser.rs:796
[INFO] [stdout]   22:     0x55fd7b1e645a - pascalzim::parser::test_program_final::{{closure}}::h376d50617351fbbe
[INFO] [stdout]                                at src/parser.rs:794
[INFO] [stdout]   23:     0x55fd7b1eef4e - core::ops::function::FnOnce::call_once::h7a3c48c197a35da2
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   24:     0x55fd7b226282 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd23431bd7b767a0c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   25:     0x55fd7b226282 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h6986d2e83b783a4e
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   26:     0x55fd7b226282 - std::panicking::try::do_call::haee67871ebe8ee92
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   27:     0x55fd7b226282 - std::panicking::try::hcba534043f17f42d
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   28:     0x55fd7b226282 - std::panic::catch_unwind::h6908c2ae7517b434
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   29:     0x55fd7b226282 - test::run_test_in_process::h66277a63b8267865
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   30:     0x55fd7b226282 - test::run_test::run_test_inner::{{closure}}::h591f321b83c3f302
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   31:     0x55fd7b1fe356 - std::sys_common::backtrace::__rust_begin_short_backtrace::h843e47ea29613666
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   32:     0x55fd7b2038f5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::ha6c43669df0cbe25
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:475
[INFO] [stdout]   33:     0x55fd7b2038f5 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc86e5439e615a14a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:318
[INFO] [stdout]   34:     0x55fd7b2038f5 - std::panicking::try::do_call::h4b45bcf4d5d82a80
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:297
[INFO] [stdout]   35:     0x55fd7b2038f5 - std::panicking::try::h297c0c407d3f8196
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:274
[INFO] [stdout]   36:     0x55fd7b2038f5 - std::panic::catch_unwind::h877baa9fbef2eafe
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panic.rs:394
[INFO] [stdout]   37:     0x55fd7b2038f5 - std::thread::Builder::spawn_unchecked::{{closure}}::hdb000626ad29158a
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/thread/mod.rs:474
[INFO] [stdout]   38:     0x55fd7b2038f5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h87e786b011f05b5c
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libcore/ops/function.rs:232
[INFO] [stdout]   39:     0x55fd7b253daa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hfc5c0e64036d1b09
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   40:     0x55fd7b253daa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hf3d73184efc070c1
[INFO] [stdout]                                at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/liballoc/boxed.rs:1076
[INFO] [stdout]   41:     0x55fd7b253daa - std::sys::unix::thread::Thread::new::thread_start::hb9eb749d91dfe8e2
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   42:     0x7f7888826609 - start_thread
[INFO] [stdout]   43:     0x7f7888732103 - __clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     parser::test_program_final
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 15 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "b37b4edd4a7044d17e877c11fe2e87da4a6cc8dfacc409a7f20cdd5c4488ba1d"`
[INFO] running `"docker" "rm" "-f" "b37b4edd4a7044d17e877c11fe2e87da4a6cc8dfacc409a7f20cdd5c4488ba1d"`
[INFO] [stdout] b37b4edd4a7044d17e877c11fe2e87da4a6cc8dfacc409a7f20cdd5c4488ba1d