[INFO] cloning repository https://github.com/Knium/monkey-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Knium/monkey-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnium%2Fmonkey-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnium%2Fmonkey-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 162ce00fc429fd27685fd5a33e3b37eb49388b75
[INFO] testing Knium/monkey-rs against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKnium%2Fmonkey-rs" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Knium/monkey-rs on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Knium/monkey-rs
[INFO] finished tweaking git repo https://github.com/Knium/monkey-rs
[INFO] tweaked toml for git repo https://github.com/Knium/monkey-rs written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/Knium/monkey-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4aa8a2d0b0feb92096cf71782f55a14a4ffadc783103c442912abe8f6d3709b
[INFO] running `Command { std: "docker" "start" "-a" "d4aa8a2d0b0feb92096cf71782f55a14a4ffadc783103c442912abe8f6d3709b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4aa8a2d0b0feb92096cf71782f55a14a4ffadc783103c442912abe8f6d3709b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4aa8a2d0b0feb92096cf71782f55a14a4ffadc783103c442912abe8f6d3709b", kill_on_drop: false }`
[INFO] [stdout] d4aa8a2d0b0feb92096cf71782f55a14a4ffadc783103c442912abe8f6d3709b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d67e51e29066c5f0ed111c330fffeeba4f20b69e0ffc3afc719a077d5ccb0c45
[INFO] running `Command { std: "docker" "start" "-a" "d67e51e29066c5f0ed111c330fffeeba4f20b69e0ffc3afc719a077d5ccb0c45", kill_on_drop: false }`
[INFO] [stderr]    Compiling monkey_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `if_while_or_patterns` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_while_or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/ast.rs:335:60
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}"),
[INFO] [stdout]     |                                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}", ...),
[INFO] [stdout]     |                                                                 +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("{}", "parse error: unexpected token {:?}"),
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "d67e51e29066c5f0ed111c330fffeeba4f20b69e0ffc3afc719a077d5ccb0c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67e51e29066c5f0ed111c330fffeeba4f20b69e0ffc3afc719a077d5ccb0c45", kill_on_drop: false }`
[INFO] [stdout] d67e51e29066c5f0ed111c330fffeeba4f20b69e0ffc3afc719a077d5ccb0c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6af428912f85d7a588440f903bbd9014eb5ba7a31024b316ade5eafd9b7d805
[INFO] running `Command { std: "docker" "start" "-a" "b6af428912f85d7a588440f903bbd9014eb5ba7a31024b316ade5eafd9b7d805", kill_on_drop: false }`
[INFO] [stdout] warning: the feature `if_while_or_patterns` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_while_or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling monkey_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/ast.rs:335:60
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}"),
[INFO] [stdout]     |                                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}", ...),
[INFO] [stdout]     |                                                                 +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("{}", "parse error: unexpected token {:?}"),
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `if_while_or_patterns` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(if_while_or_patterns)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> src/ast.rs:335:60
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}"),
[INFO] [stdout]     |                                                            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("parse error: unexpected token {:?}", ...),
[INFO] [stdout]     |                                                                 +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 335 |                 _ => panic!("{}", "parse error: unexpected token {:?}"),
[INFO] [stdout]     |                             +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "b6af428912f85d7a588440f903bbd9014eb5ba7a31024b316ade5eafd9b7d805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6af428912f85d7a588440f903bbd9014eb5ba7a31024b316ade5eafd9b7d805", kill_on_drop: false }`
[INFO] [stdout] b6af428912f85d7a588440f903bbd9014eb5ba7a31024b316ade5eafd9b7d805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fe34843228262e823cb58f202d032f63eefd2b3c4dfaa6f1104e2e1b7848172
[INFO] running `Command { std: "docker" "start" "-a" "5fe34843228262e823cb58f202d032f63eefd2b3c4dfaa6f1104e2e1b7848172", kill_on_drop: false }`
[INFO] [stderr] warning: the feature `if_while_or_patterns` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(if_while_or_patterns)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message contains an unused formatting placeholder
[INFO] [stderr]    --> src/ast.rs:335:60
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 _ => panic!("parse error: unexpected token {:?}"),
[INFO] [stderr]     |                                                            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stderr] help: add the missing argument
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 _ => panic!("parse error: unexpected token {:?}", ...),
[INFO] [stderr]     |                                                                 +++++
[INFO] [stderr] help: or add a "{}" format string to use the message literally
[INFO] [stderr]     |
[INFO] [stderr] 335 |                 _ => panic!("{}", "parse error: unexpected token {:?}"),
[INFO] [stderr]     |                             +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `monkey_rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `monkey_rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/monkey_rs-726110049008fb31)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test ast::tests::parse_compound ... ok
[INFO] [stdout] test ast::tests::parse_fndef ... ok
[INFO] [stdout] test ast::tests::parse_one_plus_two ... ok
[INFO] [stdout] test ast::tests::parse_one_plus_two_times_three ... ok
[INFO] [stdout] test ast::tests::parse_one_plus_two_times_three_plus_four ... ok
[INFO] [stdout] test ast::tests::parse_one_times_two ... ok
[INFO] [stdout] test ast::tests::parse_fncall ... ok
[INFO] [stdout] test ast::tests::parse_lrparen ... ok
[INFO] [stdout] test ast::tests::parse_one_plus_two_plus_three ... ok
[INFO] [stdout] test ast::tests::parse_relational ... ok
[INFO] [stdout] test ast::tests::parse_if_stmt ... ok
[INFO] [stdout] test ast::tests::parse_return_stmt ... ok
[INFO] [stdout] test ast::tests::parse_some_statements ... ok
[INFO] [stdout] test ast::tests::parse_while_stmt ... ok
[INFO] [stdout] test ast::tests::test_get ... ok
[INFO] [stdout] test ast::tests::test_let_stmt ... ok
[INFO] [stdout] test ast::tests::test_peek ... ok
[INFO] [stdout] test codegen::tests::simple_tree ... ok
[INFO] [stdout] test eval::tests::eval_add ... ok
[INFO] [stdout] test eval::tests::eval_compound ... ok
[INFO] [stdout] test eval::tests::eval_if ... ok
[INFO] [stdout] test eval::tests::eval_func ... ok
[INFO] [stdout] test eval::tests::eval_closure ... ok
[INFO] [stdout] test eval::tests::eval_let ... ok
[INFO] [stdout] test eval::tests::eval_multi ... ok
[INFO] [stdout] test eval::tests::eval_return ... ok
[INFO] [stdout] test lexer::tests::add_eq_not_eq ... ok
[INFO] [stdout] test eval::tests::eval_relational ... ok
[INFO] [stdout] test lexer::tests::some_operand ... ok
[INFO] [stdout] test lexer::tests::add_some_keywords ... ok
[INFO] [stdout] test lexer::tests::let_ident ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/run_repl-a7908307bbf80df4)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests monkey_rs
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5fe34843228262e823cb58f202d032f63eefd2b3c4dfaa6f1104e2e1b7848172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe34843228262e823cb58f202d032f63eefd2b3c4dfaa6f1104e2e1b7848172", kill_on_drop: false }`
[INFO] [stdout] 5fe34843228262e823cb58f202d032f63eefd2b3c4dfaa6f1104e2e1b7848172