[INFO] fetching crate bitter 0.4.0...
[INFO] testing bitter-0.4.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate bitter 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate bitter 0.4.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bitter 0.4.0
[INFO] finished tweaking crates.io crate bitter 0.4.0
[INFO] tweaked toml for crates.io crate bitter 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitstream-io v0.6.5
[INFO] [stderr]   Downloaded bitreader v0.3.2
[INFO] [stderr]   Downloaded quickcheck_macros v0.8.0
[INFO] [stderr]   Downloaded bitter v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58b81143259901a7f31a825ae512d852fed4609bfe6b5c30d195c50c353e60d9
[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" "58b81143259901a7f31a825ae512d852fed4609bfe6b5c30d195c50c353e60d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58b81143259901a7f31a825ae512d852fed4609bfe6b5c30d195c50c353e60d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b81143259901a7f31a825ae512d852fed4609bfe6b5c30d195c50c353e60d9", kill_on_drop: false }`
[INFO] [stdout] 58b81143259901a7f31a825ae512d852fed4609bfe6b5c30d195c50c353e60d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8988cdd39b6ab38d795b2a2613e495e82898223b9d197becbc68085de616a90
[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" "a8988cdd39b6ab38d795b2a2613e495e82898223b9d197becbc68085de616a90", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "a8988cdd39b6ab38d795b2a2613e495e82898223b9d197becbc68085de616a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8988cdd39b6ab38d795b2a2613e495e82898223b9d197becbc68085de616a90", kill_on_drop: false }`
[INFO] [stdout] a8988cdd39b6ab38d795b2a2613e495e82898223b9d197becbc68085de616a90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0fd3099825db500b7246c365a1144885ec76876cef4ffc451f1f0561d000e55
[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" "d0fd3099825db500b7246c365a1144885ec76876cef4ffc451f1f0561d000e55", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling half v1.6.0
[INFO] [stderr]    Compiling oorandom v11.1.2
[INFO] [stderr]    Compiling bitstream-io v0.6.5
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling bitreader v0.3.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling bitter v0.1.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling plotters v0.2.15
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling bitter v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "d0fd3099825db500b7246c365a1144885ec76876cef4ffc451f1f0561d000e55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fd3099825db500b7246c365a1144885ec76876cef4ffc451f1f0561d000e55", kill_on_drop: false }`
[INFO] [stdout] d0fd3099825db500b7246c365a1144885ec76876cef4ffc451f1f0561d000e55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6d40c8ca0565bed5f55ae1bee39ec030f8bfc1dab0e31e71ef70db480dfcb846
[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" "6d40c8ca0565bed5f55ae1bee39ec030f8bfc1dab0e31e71ef70db480dfcb846", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bitter-ae385527a7ed57fe
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test tests::has_bits_remaining_max ... ok
[INFO] [stdout] test tests::regression1 ... ok
[INFO] [stdout] test tests::regression2 ... ok
[INFO] [stdout] test tests::test_16_bits_reads ... ok
[INFO] [stdout] test tests::test_has_remaining_bits ... ok
[INFO] [stdout] test tests::test_bit_width ... ok
[INFO] [stdout] test tests::test_if_get ... ok
[INFO] [stdout] test tests::test_max_read ... ok
[INFO] [stdout] test tests::test_i64_unchecked_reads ... ok
[INFO] [stdout] test tests::test_i32_bits2 ... ok
[INFO] [stdout] test tests::test_has_remaining_bits2 ... ok
[INFO] [stdout] test tests::test_f32_reads ... ok
[INFO] [stdout] test tests::test_if_get_unchecked ... ok
[INFO] [stdout] test tests::test_bit_unchecked_bits_reads ... ok
[INFO] [stdout] test tests::test_approx_bytes_and_empty ... ok
[INFO] [stdout] test tests::test_i32_bits_unchecked ... ok
[INFO] [stdout] test tests::test_bit_unchecked_reads ... ok
[INFO] [stdout] test tests::test_max_read_computed ... ok
[INFO] [stdout] test tests::test_max_read_unchecked_computed ... ok
[INFO] [stdout] test tests::test_read_bytes ... ok
[INFO] [stdout] test tests::test_read_bytes3 ... ok
[INFO] [stdout] test tests::test_read_bytes5 ... ok
[INFO] [stdout] test tests::test_u32_bits2 ... ok
[INFO] [stdout] test tests::test_u32_bits_unchecked ... ok
[INFO] [stdout] test tests::test_u64_reads ... ok
[INFO] [stdout] test tests::test_u8_reads ... ok
[INFO] [stdout] test tests::test_u8_unchecked_reads ... ok
[INFO] [stdout] test tests::test_u32_bits_unchecked2 ... ok
[INFO] [stdout] test tests::test_read_bytes2 ... ok
[INFO] [stdout] test tests::test_max_read_unchecked ... ok
[INFO] [stdout] test tests::test_u32_bits ... ok
[INFO] [stdout] test tests::test_read_bytes4 ... ok
[INFO] [stdout] test tests::test_u32_unchecked ... ok
[INFO] [stdout] test tests::test_u64_unchecked_reads ... ok
[INFO] [stdout] test tests::test_has_remaining_bits_bit_by_bit ... ok
[INFO] [stdout] test tests::test_f32_unchecked_reads ... ok
[INFO] [stdout] test tests::test_u32_bit_read ... ok
[INFO] [stdout] test tests::test_bit_reads ... ok
[INFO] [stdout] test tests::test_bit_bits_reads ... ok
[INFO] [stdout] test tests::test_u32_reads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/properties-365e504527524c51
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test read_bytes_eq ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/regressions-ac109aebb63bea5e
[INFO] [stdout] test read_bytes_bits ... ok
[INFO] [stdout] test v1_eq ... ok
[INFO] [stdout] test read_bytes_length ... ok
[INFO] [stdout] test has_bits_remaining_bit_reads ... ok
[INFO] [stdout] test has_bits_remaining ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests bitter
[INFO] [stdout] test regression1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::has_bits_remaining (line 321) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bit_unchecked (line 389) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bits_max (line 502) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::if_get_unchecked (line 441) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::bits_remaining (line 302) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::if_get (line 419) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bits_max_computed_unchecked (line 564) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bits_max_computed (line 519) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::approx_bytes_remaining (line 283) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bit (line 377) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::is_empty (line 364) ... ok
[INFO] [stdout] test src/lib.rs - bit_width (line 59) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bits_max_unchecked (line 546) ... ok
[INFO] [stdout] test src/lib.rs - BitGet::read_bytes (line 465) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d40c8ca0565bed5f55ae1bee39ec030f8bfc1dab0e31e71ef70db480dfcb846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d40c8ca0565bed5f55ae1bee39ec030f8bfc1dab0e31e71ef70db480dfcb846", kill_on_drop: false }`
[INFO] [stdout] 6d40c8ca0565bed5f55ae1bee39ec030f8bfc1dab0e31e71ef70db480dfcb846
