[INFO] fetching crate x3 0.3.0...
[INFO] testing x3-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate x3 0.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate x3 0.3.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/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-8/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" "+beta-2021-01-01" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f70438e4e1293c2b0e672abd3875845175e553a9fc5c8bbc9297fa10094de64c
[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" "f70438e4e1293c2b0e672abd3875845175e553a9fc5c8bbc9297fa10094de64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f70438e4e1293c2b0e672abd3875845175e553a9fc5c8bbc9297fa10094de64c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f70438e4e1293c2b0e672abd3875845175e553a9fc5c8bbc9297fa10094de64c", kill_on_drop: false }`
[INFO] [stdout] f70438e4e1293c2b0e672abd3875845175e553a9fc5c8bbc9297fa10094de64c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f06297e0c79f5ccc9d7d1e74a8cff07789a740641056d4d8d79717f45dedf1
[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" "81f06297e0c79f5ccc9d7d1e74a8cff07789a740641056d4d8d79717f45dedf1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling hound v3.4.0
[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 21.65s
[INFO] running `Command { std: "docker" "inspect" "81f06297e0c79f5ccc9d7d1e74a8cff07789a740641056d4d8d79717f45dedf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f06297e0c79f5ccc9d7d1e74a8cff07789a740641056d4d8d79717f45dedf1", kill_on_drop: false }`
[INFO] [stdout] 81f06297e0c79f5ccc9d7d1e74a8cff07789a740641056d4d8d79717f45dedf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 04f91ba0286cc14e4cffeb32ead7e8a92673505ba652924adb4d11b5e31b31eb
[INFO] running `Command { std: "docker" "start" "-a" "04f91ba0286cc14e4cffeb32ead7e8a92673505ba652924adb4d11b5e31b31eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling x3 v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "04f91ba0286cc14e4cffeb32ead7e8a92673505ba652924adb4d11b5e31b31eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f91ba0286cc14e4cffeb32ead7e8a92673505ba652924adb4d11b5e31b31eb", kill_on_drop: false }`
[INFO] [stdout] 04f91ba0286cc14e4cffeb32ead7e8a92673505ba652924adb4d11b5e31b31eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99e3b652461b79434755b0d8734f1dfc41600b3319e92a22787faa6552ccad10
[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" "99e3b652461b79434755b0d8734f1dfc41600b3319e92a22787faa6552ccad10", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/x3-f9f8a0ab87cbf248
[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_bitreader_long_array ... ok
[INFO] [stdout] test crc::tests::test_crc ... ok
[INFO] [stdout] test bitpacker::tests::test_write_packed_bits ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_2 ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_3 ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_bpf_eq16 ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_bpf_lt16 ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block_ftype3 ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_bpf_lt16 ... ok
[INFO] [stdout] test encoder::tests::test_encode_frame ... ok
[INFO] [stdout] test encoder::tests::test_encode_frame_zeros ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_block ... ok
[INFO] [stdout] test encoder::tests::test_x3_encode_samples ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wav_to_str-6fc4d1e731be4913
[INFO] [stdout] test decoder::tests::test_decode_block_ftype_1 ... ok
[INFO] [stdout] test decoder::tests::test_decode_block_bpf_eq16 ... ok
[INFO] [stdout] test bitreader::tests::test_count_zero_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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]      Running /opt/rustwide/target/debug/deps/x3-59da7d12a2bfb771
[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] running `Command { std: "docker" "inspect" "99e3b652461b79434755b0d8734f1dfc41600b3319e92a22787faa6552ccad10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e3b652461b79434755b0d8734f1dfc41600b3319e92a22787faa6552ccad10", kill_on_drop: false }`
[INFO] [stdout] 99e3b652461b79434755b0d8734f1dfc41600b3319e92a22787faa6552ccad10