[INFO] fetching crate to-binary 0.4.0...
[INFO] testing to-binary-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate to-binary 0.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate to-binary 0.4.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate to-binary 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate to-binary 0.4.0
[INFO] tweaked toml for crates.io crate to-binary 0.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate to-binary 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d2aed2b6d3ee88a8b796146ed1c84593de9bccebd68002f2c4f06798eacc51d
[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" "8d2aed2b6d3ee88a8b796146ed1c84593de9bccebd68002f2c4f06798eacc51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d2aed2b6d3ee88a8b796146ed1c84593de9bccebd68002f2c4f06798eacc51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d2aed2b6d3ee88a8b796146ed1c84593de9bccebd68002f2c4f06798eacc51d", kill_on_drop: false }`
[INFO] [stdout] 8d2aed2b6d3ee88a8b796146ed1c84593de9bccebd68002f2c4f06798eacc51d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de589593d8c4d694a4be9cbcd071aa645e0f7593a6907c73658984755e3b3733
[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" "de589593d8c4d694a4be9cbcd071aa645e0f7593a6907c73658984755e3b3733", kill_on_drop: false }`
[INFO] [stderr]    Compiling to-binary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "de589593d8c4d694a4be9cbcd071aa645e0f7593a6907c73658984755e3b3733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de589593d8c4d694a4be9cbcd071aa645e0f7593a6907c73658984755e3b3733", kill_on_drop: false }`
[INFO] [stdout] de589593d8c4d694a4be9cbcd071aa645e0f7593a6907c73658984755e3b3733
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b5efce82f00110574f8500d90c982f8492fc9c62ec2c75537403013a725cdf9
[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" "3b5efce82f00110574f8500d90c982f8492fc9c62ec2c75537403013a725cdf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling to-binary v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "3b5efce82f00110574f8500d90c982f8492fc9c62ec2c75537403013a725cdf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b5efce82f00110574f8500d90c982f8492fc9c62ec2c75537403013a725cdf9", kill_on_drop: false }`
[INFO] [stdout] 3b5efce82f00110574f8500d90c982f8492fc9c62ec2c75537403013a725cdf9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f06c53a19d5c76586d1d64154d6f0e6f303fcc5885d58f13b7cd592a25f58219
[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" "f06c53a19d5c76586d1d64154d6f0e6f303fcc5885d58f13b7cd592a25f58219", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/to_binary-0657a9aff7a2c3c3)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-f25913eb8c4e434f)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/unit_tests.rs (/opt/rustwide/target/debug/deps/unit_tests-406ce3ddc2b66fb3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration::test_spaces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test conversion::from_string ... ok
[INFO] [stdout] test advanced_tests::single_byte_test_with_spaces ... ok
[INFO] [stdout] test conversion::from_string_japanese ... ok
[INFO] [stdout] test conversion::from_hex ... ok
[INFO] [stdout] test conversion::from_str ... ok
[INFO] [stdout] test conversion::from_vector ... ok
[INFO] [stdout] test conversion::from_hex_4_bits - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests to-binary
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - BinaryString (line 28) ... ok
[INFO] [stdout] test src/lib.rs - BinaryString::add_spaces (line 253) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.72s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f06c53a19d5c76586d1d64154d6f0e6f303fcc5885d58f13b7cd592a25f58219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f06c53a19d5c76586d1d64154d6f0e6f303fcc5885d58f13b7cd592a25f58219", kill_on_drop: false }`
[INFO] [stdout] f06c53a19d5c76586d1d64154d6f0e6f303fcc5885d58f13b7cd592a25f58219