[INFO] fetching crate sonata 0.1.0...
[INFO] testing sonata-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate sonata 0.1.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate sonata 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sonata 0.1.0
[INFO] finished tweaking crates.io crate sonata 0.1.0
[INFO] tweaked toml for crates.io crate sonata 0.1.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d7d776620caac6e862aae8c5601840f3b3a8f5a27ab560ca5e7069ce97ad6493
[INFO] running `Command { std: "docker" "start" "-a" "d7d776620caac6e862aae8c5601840f3b3a8f5a27ab560ca5e7069ce97ad6493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7d776620caac6e862aae8c5601840f3b3a8f5a27ab560ca5e7069ce97ad6493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7d776620caac6e862aae8c5601840f3b3a8f5a27ab560ca5e7069ce97ad6493", kill_on_drop: false }`
[INFO] [stdout] d7d776620caac6e862aae8c5601840f3b3a8f5a27ab560ca5e7069ce97ad6493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c590ec18b05814da74cb17dbfa64382b2462aab3c43b6a40f6db91b923368de
[INFO] running `Command { std: "docker" "start" "-a" "7c590ec18b05814da74cb17dbfa64382b2462aab3c43b6a40f6db91b923368de", kill_on_drop: false }`
[INFO] [stderr]    Compiling sonata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/stcc/ast.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stdout]   |                      ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stdout] 6 +     fn item(self) -> &'static [u8];
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "7c590ec18b05814da74cb17dbfa64382b2462aab3c43b6a40f6db91b923368de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c590ec18b05814da74cb17dbfa64382b2462aab3c43b6a40f6db91b923368de", kill_on_drop: false }`
[INFO] [stdout] 7c590ec18b05814da74cb17dbfa64382b2462aab3c43b6a40f6db91b923368de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c2d65b45159388d825761116f2998357ed1e5f52324bd3cc6f0126c0bfe8142
[INFO] running `Command { std: "docker" "start" "-a" "2c2d65b45159388d825761116f2998357ed1e5f52324bd3cc6f0126c0bfe8142", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/stcc/ast.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stdout]   |                      ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stdout] 6 +     fn item(self) -> &'static [u8];
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sonata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]  --> src/stcc/ast.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stdout]   |                      ^             ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stdout] 6 +     fn item(self) -> &'static [u8];
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.99s
[INFO] [stderr]   Executable unittests src/sonata.rs (/opt/rustwide/target/debug/deps/sonata-7329a939858fc3de)
[INFO] [stderr]   Executable tests/test_stream.rs (/opt/rustwide/target/debug/deps/test_stream-1b1b9bf55c5791c1)
[INFO] running `Command { std: "docker" "inspect" "2c2d65b45159388d825761116f2998357ed1e5f52324bd3cc6f0126c0bfe8142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2d65b45159388d825761116f2998357ed1e5f52324bd3cc6f0126c0bfe8142", kill_on_drop: false }`
[INFO] [stdout] 2c2d65b45159388d825761116f2998357ed1e5f52324bd3cc6f0126c0bfe8142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ced0e3a135cf5b47e2b0ab4c6d849249d328c85c63c58daf04c6179e18c3934
[INFO] running `Command { std: "docker" "start" "-a" "5ced0e3a135cf5b47e2b0ab4c6d849249d328c85c63c58daf04c6179e18c3934", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]  --> src/stcc/ast.rs:6:22
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stderr]   |                      ^             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stderr] 6 +     fn item(self) -> &'static [u8];
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: `sonata` (lib) generated 1 warning
[INFO] [stderr] warning: `sonata` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/sonata.rs (/opt/rustwide/target/debug/deps/sonata-7329a939858fc3de)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_stream.rs (/opt/rustwide/target/debug/deps/test_stream-1b1b9bf55c5791c1)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_cons ... ok
[INFO] [stderr]    Doc-tests sonata
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stdout] 
[INFO] [stderr]  --> /opt/rustwide/workdir/src/stcc/ast.rs:6:22
[INFO] [stdout] running 2 tests
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn item(self) -> (&'static [u8]);
[INFO] [stderr]   |                      ^             ^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr] 6 -     fn item(self) -> (&'static [u8]);
[INFO] [stderr] 6 +     fn item(self) -> &'static [u8];
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] test src/stcc/cons.rs - stcc::cons::ConsTrait (line 8) ... ok
[INFO] [stdout] test src/stcc/adtree.rs - stcc::adtree::ADTree (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5ced0e3a135cf5b47e2b0ab4c6d849249d328c85c63c58daf04c6179e18c3934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ced0e3a135cf5b47e2b0ab4c6d849249d328c85c63c58daf04c6179e18c3934", kill_on_drop: false }`
[INFO] [stdout] 5ced0e3a135cf5b47e2b0ab4c6d849249d328c85c63c58daf04c6179e18c3934