[INFO] crate rivet 0.0.1 is already in cache
[INFO] testing rivet-0.0.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate rivet 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rivet 0.0.1 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 crates.io crate rivet 0.0.1
[INFO] finished tweaking crates.io crate rivet 0.0.1
[INFO] tweaked toml for crates.io crate rivet 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c6a1526824766a9f73a3b37023f53dfe8be429bcb9f0a9bc38a489da78fe6c4b
[INFO] running `"docker" "start" "-a" "c6a1526824766a9f73a3b37023f53dfe8be429bcb9f0a9bc38a489da78fe6c4b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling string-interner v0.6.4
[INFO] [stderr]    Compiling rivet v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// This is kind of hacky; doesn't do special characters, escaped quotes, etc
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | /// but fine for now.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | /// This is also hacky 'cause it doesn't actually recognize any special
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | /// THINGS like backslashes, numbers, etc; basically if something doesn't
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | /// match any other token type then it's a valid word.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/builtins.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::*`
[INFO] [stderr]   --> src/lexer.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use nom::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/lexer.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn is_id(&self) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_int`
[INFO] [stderr]   --> src/vm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_int(&self) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_block`
[INFO] [stderr]   --> src/vm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn get_block(&self) -> Option<&[Ast]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_symbol`
[INFO] [stderr]   --> src/vm.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn get_symbol(&self) -> Option<&str> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quote`
[INFO] [stderr]   --> src/vm.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn quote(&self) -> Ast {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.25s
[INFO] running `"docker" "inspect" "c6a1526824766a9f73a3b37023f53dfe8be429bcb9f0a9bc38a489da78fe6c4b"`
[INFO] running `"docker" "rm" "-f" "c6a1526824766a9f73a3b37023f53dfe8be429bcb9f0a9bc38a489da78fe6c4b"`
[INFO] [stdout] c6a1526824766a9f73a3b37023f53dfe8be429bcb9f0a9bc38a489da78fe6c4b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 6a556560032cb751218910a7dc9b5ea6ef059e0ecb97a7d6e7b94de408b33ea9
[INFO] running `"docker" "start" "-a" "6a556560032cb751218910a7dc9b5ea6ef059e0ecb97a7d6e7b94de408b33ea9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rivet v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// This is kind of hacky; doesn't do special characters, escaped quotes, etc
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | /// but fine for now.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | /// This is also hacky 'cause it doesn't actually recognize any special
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | /// THINGS like backslashes, numbers, etc; basically if something doesn't
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | /// match any other token type then it's a valid word.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/builtins.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::*`
[INFO] [stderr]   --> src/lexer.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use nom::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/lexer.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn is_id(&self) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_int`
[INFO] [stderr]   --> src/vm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_int(&self) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_block`
[INFO] [stderr]   --> src/vm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn get_block(&self) -> Option<&[Ast]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_symbol`
[INFO] [stderr]   --> src/vm.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn get_symbol(&self) -> Option<&str> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quote`
[INFO] [stderr]   --> src/vm.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn quote(&self) -> Ast {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// This is kind of hacky; doesn't do special characters, escaped quotes, etc
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | /// but fine for now.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | /// This is also hacky 'cause it doesn't actually recognize any special
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | /// THINGS like backslashes, numbers, etc; basically if something doesn't
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | /// match any other token type then it's a valid word.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/builtins.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::*`
[INFO] [stderr]   --> src/lexer.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use nom::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vm::Value::*`
[INFO] [stderr]    --> src/vm.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |     use vm::Value::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `builtins`
[INFO] [stderr]    --> src/vm.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |     use builtins;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/lexer.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn is_id(&self) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_int`
[INFO] [stderr]   --> src/vm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_int(&self) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_block`
[INFO] [stderr]   --> src/vm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn get_block(&self) -> Option<&[Ast]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_symbol`
[INFO] [stderr]   --> src/vm.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn get_symbol(&self) -> Option<&str> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quote`
[INFO] [stderr]   --> src/vm.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn quote(&self) -> Ast {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "6a556560032cb751218910a7dc9b5ea6ef059e0ecb97a7d6e7b94de408b33ea9"`
[INFO] running `"docker" "rm" "-f" "6a556560032cb751218910a7dc9b5ea6ef059e0ecb97a7d6e7b94de408b33ea9"`
[INFO] [stdout] 6a556560032cb751218910a7dc9b5ea6ef059e0ecb97a7d6e7b94de408b33ea9
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fb59dee357a25617550df1706004f150d95a15edaa5531a9f7efcbc010c1e273
[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" "fb59dee357a25617550df1706004f150d95a15edaa5531a9f7efcbc010c1e273"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// This is kind of hacky; doesn't do special characters, escaped quotes, etc
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | /// but fine for now.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | /// This is also hacky 'cause it doesn't actually recognize any special
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | /// THINGS like backslashes, numbers, etc; basically if something doesn't
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | /// match any other token type then it's a valid word.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/builtins.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::*`
[INFO] [stderr]   --> src/lexer.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use nom::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/lexer.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn is_id(&self) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_int`
[INFO] [stderr]   --> src/vm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_int(&self) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_block`
[INFO] [stderr]   --> src/vm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn get_block(&self) -> Option<&[Ast]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_symbol`
[INFO] [stderr]   --> src/vm.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn get_symbol(&self) -> Option<&str> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quote`
[INFO] [stderr]   --> src/vm.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn quote(&self) -> Ast {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | /// This is kind of hacky; doesn't do special characters, escaped quotes, etc
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:68:1
[INFO] [stderr]    |
[INFO] [stderr] 68 | /// but fine for now.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | /// This is also hacky 'cause it doesn't actually recognize any special
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:75:1
[INFO] [stderr]    |
[INFO] [stderr] 75 | /// THINGS like backslashes, numbers, etc; basically if something doesn't
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> src/lexer.rs:76:1
[INFO] [stderr]    |
[INFO] [stderr] 76 | /// match any other token type then it's a valid word.
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/lib.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/builtins.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `nom::*`
[INFO] [stderr]   --> src/lexer.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 | use nom::*;
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vm::Value::*`
[INFO] [stderr]    --> src/vm.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |     use vm::Value::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `builtins`
[INFO] [stderr]    --> src/vm.rs:305:9
[INFO] [stderr]     |
[INFO] [stderr] 305 |     use builtins;
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_id`
[INFO] [stderr]   --> src/lexer.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn is_id(&self) -> bool {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_int`
[INFO] [stderr]   --> src/vm.rs:53:8
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn get_int(&self) -> Option<i32> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_block`
[INFO] [stderr]   --> src/vm.rs:60:8
[INFO] [stderr]    |
[INFO] [stderr] 60 |     fn get_block(&self) -> Option<&[Ast]> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_symbol`
[INFO] [stderr]   --> src/vm.rs:67:8
[INFO] [stderr]    |
[INFO] [stderr] 67 |     fn get_symbol(&self) -> Option<&str> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `quote`
[INFO] [stderr]   --> src/vm.rs:74:8
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn quote(&self) -> Ast {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rivet-fd3c4523baa36cfc
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test lexer::tests::test_tokenize_str ... ok
[INFO] [stdout] test lexer::tests::test_tokenize_comment ... ok
[INFO] [stdout] test parser::tests::test_expr ... ok
[INFO] [stdout] test lexer::tests::test_tokenize_words ... ok
[INFO] [stdout] test lexer::tests::test_tokenize_delim ... ok
[INFO] [stdout] test lexer::tests::test_lex_all ... ok
[INFO] [stdout] test parser::tests::test_parse_string ... ok
[INFO] [stdout] test parser::tests::test_quote ... ok
[INFO] [stdout] test parser::tests::test_parse_id ... ok
[INFO] [stdout] test parser::tests::test_parse_int ... ok
[INFO] [stdout] test parser::tests::test_parse_bool ... ok
[INFO] [stdout] test lexer::tests::test_tokenize_int ... ok
[INFO] [stdout] test parser::tests::test_block ... ok
[INFO] [stdout] test parser::tests::test_lex_and_parse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rivet-1b894ad98d26dfd6
[INFO] [stderr]    Doc-tests rivet
[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] [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" "fb59dee357a25617550df1706004f150d95a15edaa5531a9f7efcbc010c1e273"`
[INFO] running `"docker" "rm" "-f" "fb59dee357a25617550df1706004f150d95a15edaa5531a9f7efcbc010c1e273"`
[INFO] [stdout] fb59dee357a25617550df1706004f150d95a15edaa5531a9f7efcbc010c1e273