[INFO] cloning repository https://github.com/proecho/fun-cypher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/proecho/fun-cypher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproecho%2Ffun-cypher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproecho%2Ffun-cypher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d14a3af18e01b9de06fc61b690a61c8e10afee5c
[INFO] testing proecho/fun-cypher against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fproecho%2Ffun-cypher" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/proecho/fun-cypher on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/proecho/fun-cypher
[INFO] finished tweaking git repo https://github.com/proecho/fun-cypher
[INFO] tweaked toml for git repo https://github.com/proecho/fun-cypher written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/proecho/fun-cypher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] d6abdae010e01323658bc85b3e9e925840289750eb362485abec1105bd90c969
[INFO] running `Command { std: "docker" "start" "-a" "d6abdae010e01323658bc85b3e9e925840289750eb362485abec1105bd90c969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6abdae010e01323658bc85b3e9e925840289750eb362485abec1105bd90c969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6abdae010e01323658bc85b3e9e925840289750eb362485abec1105bd90c969", kill_on_drop: false }`
[INFO] [stdout] d6abdae010e01323658bc85b3e9e925840289750eb362485abec1105bd90c969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 8df4715d5547faf143b79813cb01002c20f2a494814788d13e9833861b244ea8
[INFO] running `Command { std: "docker" "start" "-a" "8df4715d5547faf143b79813cb01002c20f2a494814788d13e9833861b244ea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cypher_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     return(encode_message);
[INFO] [stdout]    |           ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     return(encode_message);
[INFO] [stdout] 45 +     returnencode_message;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |         return(encode);
[INFO] [stdout]    |               ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -         return(encode);
[INFO] [stdout] 64 +         returnencode;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         return(code);
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -         return(code);
[INFO] [stdout] 67 +         returncode;
[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 2.00s
[INFO] running `Command { std: "docker" "inspect" "8df4715d5547faf143b79813cb01002c20f2a494814788d13e9833861b244ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df4715d5547faf143b79813cb01002c20f2a494814788d13e9833861b244ea8", kill_on_drop: false }`
[INFO] [stdout] 8df4715d5547faf143b79813cb01002c20f2a494814788d13e9833861b244ea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 95fb6c3fddeada40d6cc5dc57c73055325badc0ea511ea6dae93c9f94224a9ea
[INFO] running `Command { std: "docker" "start" "-a" "95fb6c3fddeada40d6cc5dc57c73055325badc0ea511ea6dae93c9f94224a9ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling cypher_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:45:8
[INFO] [stdout]    |
[INFO] [stdout] 45 |     return(encode_message);
[INFO] [stdout]    |           ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 45 -     return(encode_message);
[INFO] [stdout] 45 +     returnencode_message;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:64:12
[INFO] [stdout]    |
[INFO] [stdout] 64 |         return(encode);
[INFO] [stdout]    |               ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 64 -         return(encode);
[INFO] [stdout] 64 +         returnencode;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]   --> src/main.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         return(code);
[INFO] [stdout]    |               ^    ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -         return(code);
[INFO] [stdout] 67 +         returncode;
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95fb6c3fddeada40d6cc5dc57c73055325badc0ea511ea6dae93c9f94224a9ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95fb6c3fddeada40d6cc5dc57c73055325badc0ea511ea6dae93c9f94224a9ea", kill_on_drop: false }`
[INFO] [stdout] 95fb6c3fddeada40d6cc5dc57c73055325badc0ea511ea6dae93c9f94224a9ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", 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] 6ceba1b2ba930a50c7528f4f0e2c11b3f27beedadd6f0213e7192e5809bc8e02
[INFO] running `Command { std: "docker" "start" "-a" "6ceba1b2ba930a50c7528f4f0e2c11b3f27beedadd6f0213e7192e5809bc8e02", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:45:8
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 45 |     return(encode_message);
[INFO] [stdout] 
[INFO] [stderr]    |           ^              ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 45 -     return(encode_message);
[INFO] [stderr] 45 +     returnencode_message;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stderr]   --> src/main.rs:64:12
[INFO] [stderr]    |
[INFO] [stderr] 64 |         return(encode);
[INFO] [stderr]    |               ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 64 -         return(encode);
[INFO] [stderr] 64 +         returnencode;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `return` value
[INFO] [stderr]   --> src/main.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         return(code);
[INFO] [stderr]    |               ^    ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 67 -         return(code);
[INFO] [stderr] 67 +         returncode;
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `cypher_1` (bin "cypher_1" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cypher_1-6ee13cca645a38be)
[INFO] running `Command { std: "docker" "inspect" "6ceba1b2ba930a50c7528f4f0e2c11b3f27beedadd6f0213e7192e5809bc8e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ceba1b2ba930a50c7528f4f0e2c11b3f27beedadd6f0213e7192e5809bc8e02", kill_on_drop: false }`
[INFO] [stdout] 6ceba1b2ba930a50c7528f4f0e2c11b3f27beedadd6f0213e7192e5809bc8e02