[INFO] cloning repository https://github.com/TylerStanish/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TylerStanish/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerStanish%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerStanish%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb5d73846a8b8426ab7457e783d8dd0e46ca88be
[INFO] testing TylerStanish/rlox against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerStanish%2Frlox" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TylerStanish/rlox on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TylerStanish/rlox
[INFO] finished tweaking git repo https://github.com/TylerStanish/rlox
[INFO] tweaked toml for git repo https://github.com/TylerStanish/rlox written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/TylerStanish/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d102720a1c566c631b0c6bee3733daa57f2aad588039db68ad5b29cda2affef0
[INFO] running `Command { std: "docker" "start" "-a" "d102720a1c566c631b0c6bee3733daa57f2aad588039db68ad5b29cda2affef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d102720a1c566c631b0c6bee3733daa57f2aad588039db68ad5b29cda2affef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d102720a1c566c631b0c6bee3733daa57f2aad588039db68ad5b29cda2affef0", kill_on_drop: false }`
[INFO] [stdout] d102720a1c566c631b0c6bee3733daa57f2aad588039db68ad5b29cda2affef0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 531f17f0da87d206f8c06cc9444286816ff0cbdb14ed2a8d8a05131fe5d5219a
[INFO] running `Command { std: "docker" "start" "-a" "531f17f0da87d206f8c06cc9444286816ff0cbdb14ed2a8d8a05131fe5d5219a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::scanner::Scanner`
[INFO] [stdout]    --> src/parser.rs:384:9
[INFO] [stdout]     |
[INFO] [stdout] 384 |     use crate::scanner::Scanner;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/runtime.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::Token`
[INFO] [stdout]  --> src/statements.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tokens::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "531f17f0da87d206f8c06cc9444286816ff0cbdb14ed2a8d8a05131fe5d5219a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "531f17f0da87d206f8c06cc9444286816ff0cbdb14ed2a8d8a05131fe5d5219a", kill_on_drop: false }`
[INFO] [stdout] 531f17f0da87d206f8c06cc9444286816ff0cbdb14ed2a8d8a05131fe5d5219a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d9996f81a6717ae20c20b77b45b63e3b82bf51b36b124dc52f5810ad0da05e
[INFO] running `Command { std: "docker" "start" "-a" "11d9996f81a6717ae20c20b77b45b63e3b82bf51b36b124dc52f5810ad0da05e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/runtime.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokens::Token`
[INFO] [stdout]  --> src/statements.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::tokens::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 4.15s
[INFO] running `Command { std: "docker" "inspect" "11d9996f81a6717ae20c20b77b45b63e3b82bf51b36b124dc52f5810ad0da05e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d9996f81a6717ae20c20b77b45b63e3b82bf51b36b124dc52f5810ad0da05e", kill_on_drop: false }`
[INFO] [stdout] 11d9996f81a6717ae20c20b77b45b63e3b82bf51b36b124dc52f5810ad0da05e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef551877f7e07367b4816774433f0b8469d37d7ce052e01d63115f7da544246f
[INFO] running `Command { std: "docker" "start" "-a" "ef551877f7e07367b4816774433f0b8469d37d7ce052e01d63115f7da544246f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/runtime.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tokens::Token`
[INFO] [stderr]  --> src/statements.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::tokens::Token;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rlox` (bin "rlox" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlox-5909278896334e76)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test parser::tests::test_addition ... ok
[INFO] [stdout] test parser::tests::test_string_literal_parsing ... ok
[INFO] [stdout] test parser::tests::test_arithmetic ... ok
[INFO] [stdout] test parser::tests::test_declaration ... ok
[INFO] [stdout] test scanner::tests::test_basic_assignment ... ok
[INFO] [stdout] test scanner::tests::test_escape_sequences_in_string_literals ... ok
[INFO] [stdout] test scanner::tests::test_fails_with_scanning_error ... ok
[INFO] [stdout] test scanner::tests::test_parentheses ... ok
[INFO] [stdout] test scanner::tests::test_scanner_breaks_up_on_newline ... ok
[INFO] [stdout] test scanner::tests::test_basic_keyword ... ok
[INFO] [stdout] test scanner::tests::test_string_literal_parsing ... ok
[INFO] [stdout] test scanner::tests::test_identifiers_with_numbers_are_identifiers ... ok
[INFO] [stdout] test scanner::tests::test_identifiers_between_non_whitespace_are_identifiers ... ok
[INFO] [stdout] test scanner::tests::test_with_multiple_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef551877f7e07367b4816774433f0b8469d37d7ce052e01d63115f7da544246f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef551877f7e07367b4816774433f0b8469d37d7ce052e01d63115f7da544246f", kill_on_drop: false }`
[INFO] [stdout] ef551877f7e07367b4816774433f0b8469d37d7ce052e01d63115f7da544246f