[INFO] fetching crate bt_bencode 0.4.0...
[INFO] testing bt_bencode-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bt_bencode 0.4.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate bt_bencode 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 bt_bencode 0.4.0
[INFO] finished tweaking crates.io crate bt_bencode 0.4.0
[INFO] tweaked toml for crates.io crate bt_bencode 0.4.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 7b96e0d761f7a82d40d61922665402b2148c5e90e36d67fde4db96c2b89b8c0b
[INFO] running `Command { std: "docker" "start" "-a" "7b96e0d761f7a82d40d61922665402b2148c5e90e36d67fde4db96c2b89b8c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b96e0d761f7a82d40d61922665402b2148c5e90e36d67fde4db96c2b89b8c0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b96e0d761f7a82d40d61922665402b2148c5e90e36d67fde4db96c2b89b8c0b", kill_on_drop: false }`
[INFO] [stdout] 7b96e0d761f7a82d40d61922665402b2148c5e90e36d67fde4db96c2b89b8c0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 70cec6885bc4e97ca2016caf3687cf01afcc30b97fd131eb2b9f3e2d61983698
[INFO] running `Command { std: "docker" "start" "-a" "70cec6885bc4e97ca2016caf3687cf01afcc30b97fd131eb2b9f3e2d61983698", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_bytes v0.11.5
[INFO] [stderr]    Compiling bt_bencode v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.14s
[INFO] running `Command { std: "docker" "inspect" "70cec6885bc4e97ca2016caf3687cf01afcc30b97fd131eb2b9f3e2d61983698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70cec6885bc4e97ca2016caf3687cf01afcc30b97fd131eb2b9f3e2d61983698", kill_on_drop: false }`
[INFO] [stdout] 70cec6885bc4e97ca2016caf3687cf01afcc30b97fd131eb2b9f3e2d61983698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] 75f67d9247b8749b367f65acd2f9ab507ffc26d96682587a9fe13576e33496f7
[INFO] running `Command { std: "docker" "start" "-a" "75f67d9247b8749b367f65acd2f9ab507ffc26d96682587a9fe13576e33496f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling bt_bencode v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.24s
[INFO] running `Command { std: "docker" "inspect" "75f67d9247b8749b367f65acd2f9ab507ffc26d96682587a9fe13576e33496f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f67d9247b8749b367f65acd2f9ab507ffc26d96682587a9fe13576e33496f7", kill_on_drop: false }`
[INFO] [stdout] 75f67d9247b8749b367f65acd2f9ab507ffc26d96682587a9fe13576e33496f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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] d432b5322a4e0986bb90a44971869f0aabbe4fd17fdb4f9ff80bc1afdefd55ed
[INFO] running `Command { std: "docker" "start" "-a" "d432b5322a4e0986bb90a44971869f0aabbe4fd17fdb4f9ff80bc1afdefd55ed", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bt_bencode-de21a8f4a7608844)
[INFO] [stdout] 
[INFO] [stdout] running 101 tests
[INFO] [stdout] test de::tests::test_deserialize_dict_2 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_2 ... ok
[INFO] [stdout] test de::tests::test_deserialize_dict_1 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_1 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_4 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_3 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_list_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_list ... ok
[INFO] [stdout] test de::tests::test_deserialize_string ... ok
[INFO] [stdout] test de::tests::test_deserialize_map_value_as_raw_bytes ... ok
[INFO] [stdout] test ser::tests::test_serialize_bool ... ok
[INFO] [stdout] test de::tests::test_deserialize_map_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_bytes ... ok
[INFO] [stdout] test ser::tests::test_serialize_empty_str ... ok
[INFO] [stdout] test ser::tests::test_serialize_char ... ok
[INFO] [stdout] test ser::tests::test_serialize_f32 ... ok
[INFO] [stdout] test ser::tests::test_serialize_f64 ... ok
[INFO] [stdout] test ser::tests::test_serialize_i16 ... ok
[INFO] [stdout] test ser::tests::test_serialize_i32 ... ok
[INFO] [stdout] test ser::tests::test_serialize_i64 ... ok
[INFO] [stdout] test ser::tests::test_serialize_i8 ... ok
[INFO] [stdout] test ser::tests::test_serialize_isize ... ok
[INFO] [stdout] test ser::tests::test_serialize_newtype_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_newtype_variant ... ok
[INFO] [stdout] test ser::tests::test_serialize_none ... ok
[INFO] [stdout] test ser::tests::test_serialize_seq ... ok
[INFO] [stdout] test ser::tests::test_serialize_seq_empty ... ok
[INFO] [stdout] test ser::tests::test_serialize_some ... ok
[INFO] [stdout] test ser::tests::test_serialize_str ... ok
[INFO] [stdout] test ser::tests::test_serialize_struct_variant ... ok
[INFO] [stdout] test ser::tests::test_serialize_tuple ... ok
[INFO] [stdout] test ser::tests::test_serialize_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_tuple_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_tuple_variant ... ok
[INFO] [stdout] test ser::tests::test_serialize_u16 ... ok
[INFO] [stdout] test ser::tests::test_serialize_u32 ... ok
[INFO] [stdout] test ser::tests::test_serialize_u64 ... ok
[INFO] [stdout] test ser::tests::test_serialize_u64_greater_than_i64_max ... ok
[INFO] [stdout] test ser::tests::test_serialize_u8 ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit_variant ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_usize ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_byte_str ... ok
[INFO] [stderr]    Doc-tests bt_bencode
[INFO] [stdout] test value::de::tests::test_deserialize_dict_1 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_2 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_3 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_1 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_2 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_4 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_3 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_list ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_bool ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_string ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_bytes ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_char ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_empty_str ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_f32 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_f64 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_i16 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_i32 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_i64 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_i8 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_isize ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_newtype_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_newtype_variant ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_none ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_seq ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_seq_empty ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_some ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_str ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_struct_variant ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_tuple ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_tuple_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_tuple_variant ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_u16 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_u32 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_u64 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_u64_greater_than_i64_max ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_u8 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_unit ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_unit_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_unit_variant ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_usize ... ok
[INFO] [stdout] test value::tests::test_deserialize_dict_1 ... ok
[INFO] [stdout] test value::tests::test_deserialize_integer_1 ... ok
[INFO] [stdout] test value::tests::test_deserialize_integer_2 ... ok
[INFO] [stdout] test value::tests::test_deserialize_dict_2 ... ok
[INFO] [stdout] test value::tests::test_deserialize_integer_3 ... ok
[INFO] [stdout] test value::tests::test_deserialize_list ... ok
[INFO] [stdout] test value::tests::test_deserialize_string ... ok
[INFO] [stdout] test value::tests::test_serialize_dict_1 ... ok
[INFO] [stdout] test value::tests::test_serialize_dict_2 ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_1 ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_2 ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_3 ... ok
[INFO] [stdout] test value::tests::test_serialize_list ... ok
[INFO] [stdout] test value::tests::test_serialize_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 101 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d432b5322a4e0986bb90a44971869f0aabbe4fd17fdb4f9ff80bc1afdefd55ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d432b5322a4e0986bb90a44971869f0aabbe4fd17fdb4f9ff80bc1afdefd55ed", kill_on_drop: false }`
[INFO] [stdout] d432b5322a4e0986bb90a44971869f0aabbe4fd17fdb4f9ff80bc1afdefd55ed