[INFO] cloning repository https://github.com/hemangandhi/bfk-code-gens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hemangandhi/bfk-code-gens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 98ac5072e79c7fd239a3f2870cd106978bd1d9bd
[INFO] testing hemangandhi/bfk-code-gens against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhemangandhi%2Fbfk-code-gens" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hemangandhi/bfk-code-gens 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/hemangandhi/bfk-code-gens
[INFO] finished tweaking git repo https://github.com/hemangandhi/bfk-code-gens
[INFO] tweaked toml for git repo https://github.com/hemangandhi/bfk-code-gens written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hemangandhi/bfk-code-gens 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 5c3eaef8a021cedb5eadf1e70c9f650ffc7199f2946c220cc070d5ffc59c51d5
[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" "5c3eaef8a021cedb5eadf1e70c9f650ffc7199f2946c220cc070d5ffc59c51d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c3eaef8a021cedb5eadf1e70c9f650ffc7199f2946c220cc070d5ffc59c51d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c3eaef8a021cedb5eadf1e70c9f650ffc7199f2946c220cc070d5ffc59c51d5", kill_on_drop: false }`
[INFO] [stdout] 5c3eaef8a021cedb5eadf1e70c9f650ffc7199f2946c220cc070d5ffc59c51d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b011cd02f03dcf4e2b2295fc9782b0cd4e0a718099a84c551f4779916b6dd759
[INFO] running `Command { std: "docker" "start" "-a" "b011cd02f03dcf4e2b2295fc9782b0cd4e0a718099a84c551f4779916b6dd759", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfk-code-gens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_code`
[INFO] [stdout]   --> src/interpreter.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 if index < 0 {
[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 1.45s
[INFO] running `Command { std: "docker" "inspect" "b011cd02f03dcf4e2b2295fc9782b0cd4e0a718099a84c551f4779916b6dd759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b011cd02f03dcf4e2b2295fc9782b0cd4e0a718099a84c551f4779916b6dd759", kill_on_drop: false }`
[INFO] [stdout] b011cd02f03dcf4e2b2295fc9782b0cd4e0a718099a84c551f4779916b6dd759
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 2222f82cbec145aadd97c128026bb3e4f75f49d4be72937bab830476cedc9c52
[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" "2222f82cbec145aadd97c128026bb3e4f75f49d4be72937bab830476cedc9c52", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfk-code-gens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `get_code`
[INFO] [stdout]   --> src/interpreter.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:86:46
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stdout]    |                                              ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/interpreter.rs:94:20
[INFO] [stdout]    |
[INFO] [stdout] 94 |                 if index < 0 {
[INFO] [stdout]    |                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "2222f82cbec145aadd97c128026bb3e4f75f49d4be72937bab830476cedc9c52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2222f82cbec145aadd97c128026bb3e4f75f49d4be72937bab830476cedc9c52", kill_on_drop: false }`
[INFO] [stdout] 2222f82cbec145aadd97c128026bb3e4f75f49d4be72937bab830476cedc9c52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 67da20b88471d604c17f324aea98ee52e4bb41a0bc4239a5ed0cf640d788e94a
[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" "67da20b88471d604c17f324aea98ee52e4bb41a0bc4239a5ed0cf640d788e94a", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `get_code`
[INFO] [stderr]   --> src/interpreter.rs:28:12
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub fn get_code(&self) -> &String {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/interpreter.rs:86:46
[INFO] [stderr]    |
[INFO] [stderr] 86 |                 while bracket_counter > 0 && index >= 0 {
[INFO] [stderr]    |                                              ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_comparisons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: comparison is useless due to type limits
[INFO] [stderr]   --> src/interpreter.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |                 if index < 0 {
[INFO] [stderr]    |                    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bfk_code_gens-fca290397a182c81
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "67da20b88471d604c17f324aea98ee52e4bb41a0bc4239a5ed0cf640d788e94a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67da20b88471d604c17f324aea98ee52e4bb41a0bc4239a5ed0cf640d788e94a", kill_on_drop: false }`
[INFO] [stdout] 67da20b88471d604c17f324aea98ee52e4bb41a0bc4239a5ed0cf640d788e94a