[INFO] cloning repository https://github.com/clio-lang/rio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clio-lang/rio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclio-lang%2Frio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclio-lang%2Frio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b88be15c71ec79803f1913cf6beee5910941d200
[INFO] testing clio-lang/rio against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclio-lang%2Frio" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clio-lang/rio 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/clio-lang/rio
[INFO] finished tweaking git repo https://github.com/clio-lang/rio
[INFO] tweaked toml for git repo https://github.com/clio-lang/rio written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/clio-lang/rio 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] cd1170aca8f8c7aec42d5728650e323510f25c002524fa67ba040dd5c894cc59
[INFO] running `Command { std: "docker" "start" "-a" "cd1170aca8f8c7aec42d5728650e323510f25c002524fa67ba040dd5c894cc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd1170aca8f8c7aec42d5728650e323510f25c002524fa67ba040dd5c894cc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd1170aca8f8c7aec42d5728650e323510f25c002524fa67ba040dd5c894cc59", kill_on_drop: false }`
[INFO] [stdout] cd1170aca8f8c7aec42d5728650e323510f25c002524fa67ba040dd5c894cc59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 4e4bed8141878a86a7c505d6d5e9a0320d84c4d15cacaaa7f5dadb005231c726
[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" "4e4bed8141878a86a7c505d6d5e9a0320d84c4d15cacaaa7f5dadb005231c726", kill_on_drop: false }`
[INFO] [stderr]    Compiling rio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `indentation_level`
[INFO] [stdout]  --> src/parser/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     indentation_level: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 1.45s
[INFO] running `Command { std: "docker" "inspect" "4e4bed8141878a86a7c505d6d5e9a0320d84c4d15cacaaa7f5dadb005231c726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4bed8141878a86a7c505d6d5e9a0320d84c4d15cacaaa7f5dadb005231c726", kill_on_drop: false }`
[INFO] [stdout] 4e4bed8141878a86a7c505d6d5e9a0320d84c4d15cacaaa7f5dadb005231c726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 03043d691428b3a6eef7e1eeb994c740046af32d0a68c03f6f424384dc829def
[INFO] running `Command { std: "docker" "start" "-a" "03043d691428b3a6eef7e1eeb994c740046af32d0a68c03f6f424384dc829def", kill_on_drop: false }`
[INFO] [stderr]    Compiling rio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `indentation_level`
[INFO] [stdout]  --> src/parser/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     indentation_level: usize,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.30s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03043d691428b3a6eef7e1eeb994c740046af32d0a68c03f6f424384dc829def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03043d691428b3a6eef7e1eeb994c740046af32d0a68c03f6f424384dc829def", kill_on_drop: false }`
[INFO] [stdout] 03043d691428b3a6eef7e1eeb994c740046af32d0a68c03f6f424384dc829def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 7329dced1fbbce72f7e7e9e8e480aab3ed73100dbf1193e86392d34e82c384d1
[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" "7329dced1fbbce72f7e7e9e8e480aab3ed73100dbf1193e86392d34e82c384d1", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `indentation_level`
[INFO] [stderr]  --> src/parser/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     indentation_level: usize,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rio-9f1a8266c527969e
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test lexer::tests::tests::test_basic_tokenizing ... ok
[INFO] [stdout] test lexer::tests::tests::test_tokenizing_without_whitespace ... ok
[INFO] [stdout] test lexer::tests::tests::test_booleans ... ok
[INFO] [stdout] test lexer::tests::tests::test_comments ... ok
[INFO] [stdout] test lexer::tests::tests::test_functions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7329dced1fbbce72f7e7e9e8e480aab3ed73100dbf1193e86392d34e82c384d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7329dced1fbbce72f7e7e9e8e480aab3ed73100dbf1193e86392d34e82c384d1", kill_on_drop: false }`
[INFO] [stdout] 7329dced1fbbce72f7e7e9e8e480aab3ed73100dbf1193e86392d34e82c384d1