[INFO] cloning repository https://github.com/magurotuna/rust-monkey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/magurotuna/rust-monkey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Frust-monkey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Frust-monkey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cb49754c092fb802d63aa582407a999140cf56f
[INFO] testing magurotuna/rust-monkey against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmagurotuna%2Frust-monkey" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/magurotuna/rust-monkey on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/magurotuna/rust-monkey
[INFO] finished tweaking git repo https://github.com/magurotuna/rust-monkey
[INFO] tweaked toml for git repo https://github.com/magurotuna/rust-monkey written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/magurotuna/rust-monkey already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 7ef0ca4dca5e4be827e0413af78895cc56b5cf3a6f56b9812cad67b4e7ba80f7
[INFO] running `Command { std: "docker" "start" "-a" "7ef0ca4dca5e4be827e0413af78895cc56b5cf3a6f56b9812cad67b4e7ba80f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef0ca4dca5e4be827e0413af78895cc56b5cf3a6f56b9812cad67b4e7ba80f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef0ca4dca5e4be827e0413af78895cc56b5cf3a6f56b9812cad67b4e7ba80f7", kill_on_drop: false }`
[INFO] [stdout] 7ef0ca4dca5e4be827e0413af78895cc56b5cf3a6f56b9812cad67b4e7ba80f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15ea00a490806da768f3578693a522239d6f7b8aed7bafc0b346d9ef5bab8303
[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" "15ea00a490806da768f3578693a522239d6f7b8aed7bafc0b346d9ef5bab8303", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling whoami v0.7.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling thiserror v1.0.9
[INFO] [stderr]    Compiling rust-monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.18s
[INFO] running `Command { std: "docker" "inspect" "15ea00a490806da768f3578693a522239d6f7b8aed7bafc0b346d9ef5bab8303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ea00a490806da768f3578693a522239d6f7b8aed7bafc0b346d9ef5bab8303", kill_on_drop: false }`
[INFO] [stdout] 15ea00a490806da768f3578693a522239d6f7b8aed7bafc0b346d9ef5bab8303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d89d975f89d37dc4c903a403fe911c6c40d3dc91298786c69c7fa693d6e64c26
[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" "d89d975f89d37dc4c903a403fe911c6c40d3dc91298786c69c7fa693d6e64c26", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-monkey v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/evaluator.rs:159:10
[INFO] [stdout]     |
[INFO] [stdout] 159 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/evaluator.rs:190:10
[INFO] [stdout]     |
[INFO] [stdout] 190 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/evaluator.rs:225:10
[INFO] [stdout]     |
[INFO] [stdout] 225 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/evaluator.rs:247:10
[INFO] [stdout]     |
[INFO] [stdout] 247 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:410:10
[INFO] [stdout]     |
[INFO] [stdout] 410 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:497:10
[INFO] [stdout]     |
[INFO] [stdout] 497 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:596:10
[INFO] [stdout]     |
[INFO] [stdout] 596 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:635:10
[INFO] [stdout]     |
[INFO] [stdout] 635 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:744:10
[INFO] [stdout]     |
[INFO] [stdout] 744 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:841:10
[INFO] [stdout]     |
[INFO] [stdout] 841 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `Command { std: "docker" "inspect" "d89d975f89d37dc4c903a403fe911c6c40d3dc91298786c69c7fa693d6e64c26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d89d975f89d37dc4c903a403fe911c6c40d3dc91298786c69c7fa693d6e64c26", kill_on_drop: false }`
[INFO] [stdout] d89d975f89d37dc4c903a403fe911c6c40d3dc91298786c69c7fa693d6e64c26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 344d2b5de8fd44d0103da0d4d82dfafbc507ec18e9909fdbd8d2793df1bd6dfc
[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" "344d2b5de8fd44d0103da0d4d82dfafbc507ec18e9909fdbd8d2793df1bd6dfc", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/evaluator.rs:159:10
[INFO] [stderr]     |
[INFO] [stderr] 159 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/evaluator.rs:190:10
[INFO] [stderr]     |
[INFO] [stderr] 190 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/evaluator.rs:225:10
[INFO] [stderr]     |
[INFO] [stderr] 225 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/evaluator.rs:247:10
[INFO] [stderr]     |
[INFO] [stderr] 247 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:410:10
[INFO] [stderr]     |
[INFO] [stderr] 410 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:497:10
[INFO] [stderr]     |
[INFO] [stderr] 497 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:596:10
[INFO] [stderr]     |
[INFO] [stderr] 596 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:635:10
[INFO] [stderr]     |
[INFO] [stderr] 635 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:744:10
[INFO] [stderr]     |
[INFO] [stderr] 744 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/parser.rs:841:10
[INFO] [stderr]     |
[INFO] [stderr] 841 |         };
[INFO] [stderr]     |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-monkey` (bin "rust-monkey" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_monkey-d427f44e72a0847f)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test evaluator::tests::test_eval_interger_expression ... ok
[INFO] [stdout] test lexer::tests::test_next_token1 ... ok
[INFO] [stdout] test lexer::tests::test_next_token3 ... ok
[INFO] [stdout] test parser::tests::test_call_expression_parsing ... ok
[INFO] [stdout] test parser::tests::test_function_literal_parsing ... ok
[INFO] [stdout] test parser::tests::test_function_parameters_parsing ... ok
[INFO] [stdout] test parser::tests::test_identifier_expression ... ok
[INFO] [stdout] test parser::tests::test_if_else_expression ... ok
[INFO] [stdout] test parser::tests::test_if_expression ... ok
[INFO] [stdout] test lexer::tests::test_next_token2 ... ok
[INFO] [stdout] test evaluator::tests::test_bang_operator ... ok
[INFO] [stdout] test parser::tests::test_boolean_literal_expression ... ok
[INFO] [stdout] test evaluator::tests::test_eval_boolean_expression ... ok
[INFO] [stdout] test lexer::tests::test_next_token4 ... ok
[INFO] [stdout] test evaluator::tests::test_if_else_expressions ... ok
[INFO] [stdout] test parser::tests::test_integer_literal_expression ... ok
[INFO] [stdout] test parser::tests::test_let_statements_error ... ok
[INFO] [stdout] test parser::tests::test_let_statements ... ok
[INFO] [stdout] test parser::tests::test_return_statements ... ok
[INFO] [stdout] test parser::tests::test_parsing_prefix_expressions ... ok
[INFO] [stdout] test parser::tests::test_parsing_infix_integer_expressions ... ok
[INFO] [stdout] test parser::tests::test_operator_precedence_parsing ... ok
[INFO] [stdout] test lexer::tests::test_next_token5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "344d2b5de8fd44d0103da0d4d82dfafbc507ec18e9909fdbd8d2793df1bd6dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344d2b5de8fd44d0103da0d4d82dfafbc507ec18e9909fdbd8d2793df1bd6dfc", kill_on_drop: false }`
[INFO] [stdout] 344d2b5de8fd44d0103da0d4d82dfafbc507ec18e9909fdbd8d2793df1bd6dfc