[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 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTylerStanish%2Frlox" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TylerStanish/rlox on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-11/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] a46a7c504ed57c6e51d36b0abaa5d05cc5da44a1b0abf4498cf3b5da0a7c5e0f
[INFO] running `Command { std: "docker" "start" "-a" "a46a7c504ed57c6e51d36b0abaa5d05cc5da44a1b0abf4498cf3b5da0a7c5e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a46a7c504ed57c6e51d36b0abaa5d05cc5da44a1b0abf4498cf3b5da0a7c5e0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46a7c504ed57c6e51d36b0abaa5d05cc5da44a1b0abf4498cf3b5da0a7c5e0f", kill_on_drop: false }`
[INFO] [stdout] a46a7c504ed57c6e51d36b0abaa5d05cc5da44a1b0abf4498cf3b5da0a7c5e0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 507c724af26b7ad637aec69f0787779ad9d5033bbe6ceb19f807cbddc4de035b
[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" "507c724af26b7ad637aec69f0787779ad9d5033bbe6ceb19f807cbddc4de035b", kill_on_drop: false }`
[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 2.50s
[INFO] running `Command { std: "docker" "inspect" "507c724af26b7ad637aec69f0787779ad9d5033bbe6ceb19f807cbddc4de035b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507c724af26b7ad637aec69f0787779ad9d5033bbe6ceb19f807cbddc4de035b", kill_on_drop: false }`
[INFO] [stdout] 507c724af26b7ad637aec69f0787779ad9d5033bbe6ceb19f807cbddc4de035b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f1dcb7413d28d92c806b026bcde53dd7447b6ecaa79be6a063b21c531b5004
[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" "06f1dcb7413d28d92c806b026bcde53dd7447b6ecaa79be6a063b21c531b5004", kill_on_drop: false }`
[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 2.27s
[INFO] running `Command { std: "docker" "inspect" "06f1dcb7413d28d92c806b026bcde53dd7447b6ecaa79be6a063b21c531b5004", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f1dcb7413d28d92c806b026bcde53dd7447b6ecaa79be6a063b21c531b5004", kill_on_drop: false }`
[INFO] [stdout] 06f1dcb7413d28d92c806b026bcde53dd7447b6ecaa79be6a063b21c531b5004
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] baafb3f4d8b6570cd6051922d67d21153bf409aa9cf5f07768942f171f5ae0f1
[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" "baafb3f4d8b6570cd6051922d67d21153bf409aa9cf5f07768942f171f5ae0f1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stdout] running 14 tests
[INFO] [stderr]  --> src/runtime.rs:1:5
[INFO] [stdout] test parser::tests::test_addition ... ok
[INFO] [stderr]   |
[INFO] [stdout] test parser::tests::test_declaration ... ok
[INFO] [stderr] 1 | use std::collections::HashMap;
[INFO] [stdout] test parser::tests::test_string_literal_parsing ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test scanner::tests::test_basic_assignment ... ok
[INFO] [stderr]   |
[INFO] [stdout] test parser::tests::test_arithmetic ... ok
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] test scanner::tests::test_identifiers_between_non_whitespace_are_identifiers ... ok
[INFO] [stderr] 
[INFO] [stdout] test scanner::tests::test_identifiers_with_numbers_are_identifiers ... ok
[INFO] [stderr] warning: unused import: `crate::tokens::Token`
[INFO] [stdout] test scanner::tests::test_scanner_breaks_up_on_newline ... ok
[INFO] [stderr]  --> src/statements.rs:2:5
[INFO] [stdout] test scanner::tests::test_string_literal_parsing ... ok
[INFO] [stderr]   |
[INFO] [stdout] test scanner::tests::test_with_multiple_lines ... ok
[INFO] [stderr] 2 | use crate::tokens::Token;
[INFO] [stdout] test scanner::tests::test_parentheses ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test scanner::tests::test_fails_with_scanning_error ... ok
[INFO] [stderr] 
[INFO] [stdout] test scanner::tests::test_basic_keyword ... ok
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stdout] test scanner::tests::test_escape_sequences_in_string_literals ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rlox-6535e399e0d37129
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "baafb3f4d8b6570cd6051922d67d21153bf409aa9cf5f07768942f171f5ae0f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baafb3f4d8b6570cd6051922d67d21153bf409aa9cf5f07768942f171f5ae0f1", kill_on_drop: false }`
[INFO] [stdout] baafb3f4d8b6570cd6051922d67d21153bf409aa9cf5f07768942f171f5ae0f1