[INFO] crate rual-core 0.0.4 is already in cache
[INFO] testing rual-core-0.0.4 against 1.44.0 for beta-1.45-1
[INFO] extracting crate rual-core 0.0.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rual-core 0.0.4 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rual-core 0.0.4
[INFO] finished tweaking crates.io crate rual-core 0.0.4
[INFO] tweaked toml for crates.io crate rual-core 0.0.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 1bc17f786a142b52143476f81808b3376ebfd6c616a1d1812761315892a61132
[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" "1bc17f786a142b52143476f81808b3376ebfd6c616a1d1812761315892a61132"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rual-core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Punct`
[INFO] [stderr]  --> src/lexing/mod.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::syntax::{Keyword, Punct, Token, TokenType};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`, `lexing::Lexer`, `parsing::Parser`, `syntax::Punct`
[INFO] [stderr]  --> src/vm/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     expressions::{Expr, Value},
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr] 3 |     lexing::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     parsing::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     syntax::Punct,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> src/vm/mod.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     collections::{BTreeMap, BTreeSet},
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/vm/mod.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |                 _ => unimplemented!("{:?}", &instr),
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/vm/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/vm/mod.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(parent: &'t Scope) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/vm/mod.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn init(parent: Option<&'t Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/vm/mod.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn empty() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_num`
[INFO] [stderr]    --> src/vm/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn lookup_num(&self, ident: &str) -> Option<i32> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_str`
[INFO] [stderr]    --> src/vm/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn lookup_str(&self, ident: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_list`
[INFO] [stderr]    --> src/vm/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn lookup_list(&self, ident: &str) -> Option<Vec<i32>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "1bc17f786a142b52143476f81808b3376ebfd6c616a1d1812761315892a61132"`
[INFO] running `"docker" "rm" "-f" "1bc17f786a142b52143476f81808b3376ebfd6c616a1d1812761315892a61132"`
[INFO] [stdout] 1bc17f786a142b52143476f81808b3376ebfd6c616a1d1812761315892a61132
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "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] 56470c153c32436561beb83d38f8ad686ade875e0264ed984c2503e7adf1e4a5
[INFO] running `"docker" "start" "-a" "56470c153c32436561beb83d38f8ad686ade875e0264ed984c2503e7adf1e4a5"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rual-core v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `Punct`
[INFO] [stderr]  --> src/lexing/mod.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::syntax::{Keyword, Punct, Token, TokenType};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`, `lexing::Lexer`, `parsing::Parser`, `syntax::Punct`
[INFO] [stderr]  --> src/vm/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     expressions::{Expr, Value},
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr] 3 |     lexing::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     parsing::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     syntax::Punct,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> src/vm/mod.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     collections::{BTreeMap, BTreeSet},
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/vm/mod.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |                 _ => unimplemented!("{:?}", &instr),
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/vm/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/vm/mod.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(parent: &'t Scope) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/vm/mod.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn init(parent: Option<&'t Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/vm/mod.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn empty() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_num`
[INFO] [stderr]    --> src/vm/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn lookup_num(&self, ident: &str) -> Option<i32> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_str`
[INFO] [stderr]    --> src/vm/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn lookup_str(&self, ident: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_list`
[INFO] [stderr]    --> src/vm/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn lookup_list(&self, ident: &str) -> Option<Vec<i32>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`, `lexing::Lexer`, `parsing::Parser`, `syntax::Punct`
[INFO] [stderr]  --> src/vm/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     expressions::{Expr, Value},
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr] 3 |     lexing::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     parsing::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     syntax::Punct,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> src/vm/mod.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     collections::{BTreeMap, BTreeSet},
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/vm/mod.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |                 _ => unimplemented!("{:?}", &instr),
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/vm/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/vm/mod.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(parent: &'t Scope) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/vm/mod.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn init(parent: Option<&'t Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/vm/mod.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn empty() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `"docker" "inspect" "56470c153c32436561beb83d38f8ad686ade875e0264ed984c2503e7adf1e4a5"`
[INFO] running `"docker" "rm" "-f" "56470c153c32436561beb83d38f8ad686ade875e0264ed984c2503e7adf1e4a5"`
[INFO] [stdout] 56470c153c32436561beb83d38f8ad686ade875e0264ed984c2503e7adf1e4a5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 683fc293414a0329b12b9d44188cc5a83f84d9e7d73cd0e9654cafc3eae6a01f
[INFO] running `"docker" "start" "-a" "683fc293414a0329b12b9d44188cc5a83f84d9e7d73cd0e9654cafc3eae6a01f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `Punct`
[INFO] [stderr]  --> src/lexing/mod.rs:3:30
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::syntax::{Keyword, Punct, Token, TokenType};
[INFO] [stderr]   |                              ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`, `lexing::Lexer`, `parsing::Parser`, `syntax::Punct`
[INFO] [stderr]  --> src/vm/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     expressions::{Expr, Value},
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr] 3 |     lexing::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     parsing::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     syntax::Punct,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> src/vm/mod.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     collections::{BTreeMap, BTreeSet},
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/vm/mod.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |                 _ => unimplemented!("{:?}", &instr),
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/vm/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/vm/mod.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(parent: &'t Scope) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/vm/mod.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn init(parent: Option<&'t Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/vm/mod.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn empty() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_num`
[INFO] [stderr]    --> src/vm/mod.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn lookup_num(&self, ident: &str) -> Option<i32> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_str`
[INFO] [stderr]    --> src/vm/mod.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn lookup_str(&self, ident: &str) -> Option<String> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `lookup_list`
[INFO] [stderr]    --> src/vm/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn lookup_list(&self, ident: &str) -> Option<Vec<i32>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Expr`, `Value`, `lexing::Lexer`, `parsing::Parser`, `syntax::Punct`
[INFO] [stderr]  --> src/vm/mod.rs:2:19
[INFO] [stderr]   |
[INFO] [stderr] 2 |     expressions::{Expr, Value},
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr] 3 |     lexing::Lexer,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     parsing::Parser,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 5 |     syntax::Punct,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> src/vm/mod.rs:8:29
[INFO] [stderr]   |
[INFO] [stderr] 8 |     collections::{BTreeMap, BTreeSet},
[INFO] [stderr]   |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/vm/mod.rs:208:17
[INFO] [stderr]     |
[INFO] [stderr] 208 |                 _ => unimplemented!("{:?}", &instr),
[INFO] [stderr]     |                 ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unit`
[INFO] [stderr]   --> src/vm/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Unit,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/vm/mod.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new(parent: &'t Scope) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `init`
[INFO] [stderr]   --> src/vm/mod.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     fn init(parent: Option<&'t Scope>) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `empty`
[INFO] [stderr]   --> src/vm/mod.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     pub fn empty() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rual_core-b7dbe0dd466bd33c
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test lexing::tests::a_couple_declarations ... ok
[INFO] [stdout] test lexing::tests::discard ... ok
[INFO] [stdout] test lexing::tests::func ... ok
[INFO] [stdout] test lexing::tests::hi_ord_func ... ok
[INFO] [stdout] test lexing::tests::lists ... ok
[INFO] [stdout] test lexing::tests::maps ... ok
[INFO] [stdout] test lexing::tests::new_line ... ok
[INFO] [stdout] test lexing::tests::sub_punct ... ok
[INFO] [stdout] test lexing::tests::strings ... ok
[INFO] [stdout] test lexing::tests::single_comment ... ok
[INFO] [stdout] test lexing::tests::nums ... ok
[INFO] [stdout] test parsing::tests::calc_assignment ... ok
[INFO] [stdout] test parsing::tests::function_declaration ... ok
[INFO] [stdout] test parsing::tests::simple_num_declaration ... ok
[INFO] [stdout] test parsing::tests::a_couple_of_declarations ... ok
[INFO] [stdout] test parsing::tests::simple_string_declaration ... ok
[INFO] [stdout] test lexing::tests::tuples ... ok
[INFO] [stdout] test parsing::tests::function_invocation ... ok
[INFO] [stdout] test parsing::tests::parameterless_function_declaration ... ok
[INFO] [stdout] test parsing::tests::range_declarations ... ok
[INFO] [stdout] test vm::compilation::tests::string_declaration ... ok
[INFO] [stdout] test parsing::tests::function_invocation_assignment ... ok
[INFO] [stdout] test vm::compilation::tests::range_declaration ... ok
[INFO] [stdout] test vm::tests::function_declaration_and_invocation ... ok
[INFO] [stdout] test vm::compilation::tests::simple_numeric_declaration ... ok
[INFO] [stdout] test vm::compilation::tests::function_declaration_and_invocation ... ok
[INFO] [stdout] test vm::tests::string_declaration ... ok
[INFO] [stdout] test vm::tests::simple_numeric_declaration ... ok
[INFO] [stdout] test vm::tests::range_declaration ... ok
[INFO] [stdout] test vm::compilation::tests::parameterless_function_declaration_and_invocation ... ok
[INFO] [stdout] test vm::tests::parameterless_function_declaration_and_invocation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rual-core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "683fc293414a0329b12b9d44188cc5a83f84d9e7d73cd0e9654cafc3eae6a01f"`
[INFO] running `"docker" "rm" "-f" "683fc293414a0329b12b9d44188cc5a83f84d9e7d73cd0e9654cafc3eae6a01f"`
[INFO] [stdout] 683fc293414a0329b12b9d44188cc5a83f84d9e7d73cd0e9654cafc3eae6a01f