[INFO] fetching crate x3 0.3.0...
[INFO] testing x3-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate x3 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate x3 0.3.0 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] removed /workspace/builds/worker-6/source/.cargo/config
[INFO] started tweaking crates.io crate x3 0.3.0
[INFO] finished tweaking crates.io crate x3 0.3.0
[INFO] tweaked toml for crates.io crate x3 0.3.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate x3 0.3.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-xml v0.18.1
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b18f5a54b253641f89d962e0f92de162eb0fea6a7600956fb3554da6e30a36e
[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" "1b18f5a54b253641f89d962e0f92de162eb0fea6a7600956fb3554da6e30a36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b18f5a54b253641f89d962e0f92de162eb0fea6a7600956fb3554da6e30a36e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b18f5a54b253641f89d962e0f92de162eb0fea6a7600956fb3554da6e30a36e", kill_on_drop: false }`
[INFO] [stdout] 1b18f5a54b253641f89d962e0f92de162eb0fea6a7600956fb3554da6e30a36e
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3949069c7d9013c5c0e5e036c3665f4d3604346332fe5ab7e8562bbb7a36c95f
[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" "3949069c7d9013c5c0e5e036c3665f4d3604346332fe5ab7e8562bbb7a36c95f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling quick-xml v0.18.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling clap v2.33.2
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling x3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.81s
[INFO] running `Command { std: "docker" "inspect" "3949069c7d9013c5c0e5e036c3665f4d3604346332fe5ab7e8562bbb7a36c95f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3949069c7d9013c5c0e5e036c3665f4d3604346332fe5ab7e8562bbb7a36c95f", kill_on_drop: false }`
[INFO] [stdout] 3949069c7d9013c5c0e5e036c3665f4d3604346332fe5ab7e8562bbb7a36c95f
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] bd4430d68a67ac8542ea9c2a1725f9deee843a121871279415bce81f15d59378
[INFO] running `Command { std: "docker" "start" "-a" "bd4430d68a67ac8542ea9c2a1725f9deee843a121871279415bce81f15d59378", kill_on_drop: false }`
[INFO] [stderr]    Compiling x3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `Command { std: "docker" "inspect" "bd4430d68a67ac8542ea9c2a1725f9deee843a121871279415bce81f15d59378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4430d68a67ac8542ea9c2a1725f9deee843a121871279415bce81f15d59378", kill_on_drop: false }`
[INFO] [stdout] bd4430d68a67ac8542ea9c2a1725f9deee843a121871279415bce81f15d59378
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 022b2e92b64cb5604f0955e774f3acefec092aa941b70dd7d4f0ea9fa2770167
[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" "022b2e92b64cb5604f0955e774f3acefec092aa941b70dd7d4f0ea9fa2770167", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x3-445b5e56c8dc4cf8)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test bitreader::tests::test_bitreader_init ... ok
[INFO] [stdout] test bitreader::tests::test_bitreader_init_short ... ok
[INFO] [stdout] test bitreader::tests::test_count_zero_bits ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_bpf_lt16 ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_bpf_eq16 ... ok
[INFO] [stdout] test crc::tests::test_crc ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_2 ... ok
[INFO] [stdout] test bitpacker::tests::test_write_packed_bits ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_1 ... ok
[INFO] [stdout] test bitreader::tests::test_bitreader_long_array ... ok
[INFO] [stdout] test encoder::tests::test_encode_frame_zeros ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_ftype3 ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_bpf_eq16 ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_bpf_lt16 ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_3 ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wav_to_str-8ab784dd0e9cf17b)
[INFO] [stdout] test encoder::tests::test_x3_encode_samples ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/x3-d43aab0b7ba6916a)
[INFO] [stdout] test encoder::tests::test_encode_frame ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests x3
[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; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "022b2e92b64cb5604f0955e774f3acefec092aa941b70dd7d4f0ea9fa2770167", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022b2e92b64cb5604f0955e774f3acefec092aa941b70dd7d4f0ea9fa2770167", kill_on_drop: false }`
[INFO] [stdout] 022b2e92b64cb5604f0955e774f3acefec092aa941b70dd7d4f0ea9fa2770167