[INFO] cloning repository https://github.com/JB6a62/fluffy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JB6a62/fluffy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJB6a62%2Ffluffy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJB6a62%2Ffluffy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95c7a9b33e6e06131a168b83be4c488cced2456a
[INFO] testing JB6a62/fluffy against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJB6a62%2Ffluffy" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JB6a62/fluffy on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JB6a62/fluffy
[INFO] finished tweaking git repo https://github.com/JB6a62/fluffy
[INFO] tweaked toml for git repo https://github.com/JB6a62/fluffy written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/JB6a62/fluffy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81f5eeeea5cb55dc35e67771f70a032f7f8bc856c188418777d5b63468d9316b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "81f5eeeea5cb55dc35e67771f70a032f7f8bc856c188418777d5b63468d9316b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81f5eeeea5cb55dc35e67771f70a032f7f8bc856c188418777d5b63468d9316b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f5eeeea5cb55dc35e67771f70a032f7f8bc856c188418777d5b63468d9316b", kill_on_drop: false }`
[INFO] [stdout] 81f5eeeea5cb55dc35e67771f70a032f7f8bc856c188418777d5b63468d9316b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1935c49be9ebe4027cbf926003ad26e5285f2a51ac346057f8892ece55421e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b1935c49be9ebe4027cbf926003ad26e5285f2a51ac346057f8892ece55421e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling crow_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut lex = Lexer::new(&line);
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "b1935c49be9ebe4027cbf926003ad26e5285f2a51ac346057f8892ece55421e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1935c49be9ebe4027cbf926003ad26e5285f2a51ac346057f8892ece55421e5", kill_on_drop: false }`
[INFO] [stdout] b1935c49be9ebe4027cbf926003ad26e5285f2a51ac346057f8892ece55421e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93c4aa7cc56ffcecbf0a0aad8e7d85527527abe46e735e0e9f74cee46e2203e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "93c4aa7cc56ffcecbf0a0aad8e7d85527527abe46e735e0e9f74cee46e2203e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crow_lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut lex = Lexer::new(&line);
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "93c4aa7cc56ffcecbf0a0aad8e7d85527527abe46e735e0e9f74cee46e2203e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c4aa7cc56ffcecbf0a0aad8e7d85527527abe46e735e0e9f74cee46e2203e7", kill_on_drop: false }`
[INFO] [stdout] 93c4aa7cc56ffcecbf0a0aad8e7d85527527abe46e735e0e9f74cee46e2203e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bfadeaf6115c89aca95d8357056fc7b0aece611746d4a4bcc6d0c0c61a421cf1
[INFO] running `Command { std: "docker" "start" "-a" "bfadeaf6115c89aca95d8357056fc7b0aece611746d4a4bcc6d0c0c61a421cf1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:25:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 25 |         let mut lex = Lexer::new(&line);
[INFO] [stdout] 
[INFO] [stderr]    |             ----^^^
[INFO] [stdout] 
[INFO] [stderr]    |             |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crow_lang-e39bfc72cb34ed5e
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crow_lang-407e7822170be87a
[INFO] [stderr]    Doc-tests crow_lang
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/token.rs - token::lookup_ident (line 33) ... FAILED
[INFO] [stdout] test src/parser.rs - parser::Parser::parse_program (line 67) ... FAILED
[INFO] [stdout] test src/lexer.rs - lexer::Lexer::next_token (line 54) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/token.rs - token::lookup_ident (line 33) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/token.rs:35:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fluffy::token::Token;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `fluffy`
[INFO] [stdout]  --> src/token.rs:34:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use fluffy::token;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]  --> src/token.rs:39:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | assert_eq!(Token::Let, result);
[INFO] [stdout]   |            ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/parser.rs - parser::Parser::parse_program (line 67) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/parser.rs:68:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use fluffy::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/parser.rs:69:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fluffy::parser::Parser;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/parser.rs:71:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use fluffy::token::Token;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `fluffy`
[INFO] [stdout]  --> src/parser.rs:70:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use fluffy::ast;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer`
[INFO] [stdout]  --> src/parser.rs:73:13
[INFO] [stdout]   |
[INFO] [stdout] 8 | let lexer = Lexer::new(source);
[INFO] [stdout]   |             ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crow_lang::lexer::Lexer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Parser`
[INFO] [stdout]  --> src/parser.rs:74:18
[INFO] [stdout]   |
[INFO] [stdout] 9 | let mut parser = Parser::new(lexer);
[INFO] [stdout]   |                  ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crow_lang::parser::Parser;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lexer.rs - lexer::Lexer::next_token (line 54) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/lexer.rs:55:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use fluffy::token::Token;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `fluffy`
[INFO] [stdout]  --> src/lexer.rs:56:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use fluffy::lexer::Lexer;
[INFO] [stdout]   |     ^^^^^^ use of undeclared crate or module `fluffy`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]  --> src/lexer.rs:60:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Token::Let,
[INFO] [stdout]   |     ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]   --> src/lexer.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Token::Assign,
[INFO] [stdout]    |     ^^^^^ use of undeclared type `Token`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Lexer`
[INFO] [stdout]  --> src/lexer.rs:58:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | let mut lexer = Lexer::new(source);
[INFO] [stdout]   |                 ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crow_lang::lexer::Lexer;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]  --> src/lexer.rs:61:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Token::Ident("x".to_string()),
[INFO] [stdout]   |     ^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crow_lang::token::Token;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Token`
[INFO] [stdout]   --> src/lexer.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Token::Integer(12),
[INFO] [stdout]    |     ^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this enum
[INFO] [stdout]    |
[INFO] [stdout] 2  | use crow_lang::token::Token;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lexer.rs - lexer::Lexer::next_token (line 54)
[INFO] [stdout]     src/parser.rs - parser::Parser::parse_program (line 67)
[INFO] [stdout]     src/token.rs - token::lookup_ident (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "bfadeaf6115c89aca95d8357056fc7b0aece611746d4a4bcc6d0c0c61a421cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfadeaf6115c89aca95d8357056fc7b0aece611746d4a4bcc6d0c0c61a421cf1", kill_on_drop: false }`
[INFO] [stdout] bfadeaf6115c89aca95d8357056fc7b0aece611746d4a4bcc6d0c0c61a421cf1
