[INFO] fetching crate bt_bencode 0.4.0...
[INFO] testing bt_bencode-0.4.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate bt_bencode 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bt_bencode 0.4.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b7322cc36794d259d4f3e6481bf1fc6ffdaf8edb9b13af6771a40bc1d9d5cd4
[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" "5b7322cc36794d259d4f3e6481bf1fc6ffdaf8edb9b13af6771a40bc1d9d5cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b7322cc36794d259d4f3e6481bf1fc6ffdaf8edb9b13af6771a40bc1d9d5cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b7322cc36794d259d4f3e6481bf1fc6ffdaf8edb9b13af6771a40bc1d9d5cd4", kill_on_drop: false }`
[INFO] [stdout] 5b7322cc36794d259d4f3e6481bf1fc6ffdaf8edb9b13af6771a40bc1d9d5cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--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] 4765d18030fe97ce8cd81dfe7044f7bb83d3ecdab3c5bf737c7057c89caa9247
[INFO] running `Command { std: "docker" "start" "-a" "4765d18030fe97ce8cd81dfe7044f7bb83d3ecdab3c5bf737c7057c89caa9247", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling itoa v0.4.7
[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 7.00s
[INFO] running `Command { std: "docker" "inspect" "4765d18030fe97ce8cd81dfe7044f7bb83d3ecdab3c5bf737c7057c89caa9247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4765d18030fe97ce8cd81dfe7044f7bb83d3ecdab3c5bf737c7057c89caa9247", kill_on_drop: false }`
[INFO] [stdout] 4765d18030fe97ce8cd81dfe7044f7bb83d3ecdab3c5bf737c7057c89caa9247
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] c84c70ead152ec514ac5a088bf1c00abec2e6315bb7e043d5847abcc6eea2383
[INFO] running `Command { std: "docker" "start" "-a" "c84c70ead152ec514ac5a088bf1c00abec2e6315bb7e043d5847abcc6eea2383", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling bt_bencode v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "c84c70ead152ec514ac5a088bf1c00abec2e6315bb7e043d5847abcc6eea2383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c84c70ead152ec514ac5a088bf1c00abec2e6315bb7e043d5847abcc6eea2383", kill_on_drop: false }`
[INFO] [stdout] c84c70ead152ec514ac5a088bf1c00abec2e6315bb7e043d5847abcc6eea2383
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c030ec94e779c73e1e7967c9861603add5f19a06165532a5a832648aa2f82aa1
[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" "c030ec94e779c73e1e7967c9861603add5f19a06165532a5a832648aa2f82aa1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bt_bencode-d9dac74ecd14e4e4)
[INFO] [stdout] 
[INFO] [stdout] running 101 tests
[INFO] [stdout] test de::tests::test_deserialize_integer_1 ... ok
[INFO] [stdout] test de::tests::test_deserialize_dict_1 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_2 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_3 ... ok
[INFO] [stdout] test de::tests::test_deserialize_dict_2 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_4 ... ok
[INFO] [stdout] test de::tests::test_deserialize_integer_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_list ... ok
[INFO] [stdout] test de::tests::test_deserialize_list_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_map_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_map_value_as_raw_bytes ... ok
[INFO] [stdout] test de::tests::test_deserialize_string ... ok
[INFO] [stdout] test de::tests::test_deserialize_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_bool ... ok
[INFO] [stdout] test ser::tests::test_serialize_bytes ... ok
[INFO] [stdout] test ser::tests::test_serialize_char ... ok
[INFO] [stdout] test ser::tests::test_serialize_empty_str ... 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_i64 ... ok
[INFO] [stdout] test ser::tests::test_serialize_i32 ... 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 ... ok
[INFO] [stdout] test ser::tests::test_serialize_struct_variant ... 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_u8 ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit_struct ... ok
[INFO] [stdout] test ser::tests::test_serialize_unit_variant ... ok
[INFO] [stdout] test ser::tests::test_serialize_usize ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_byte_str ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_1 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_3 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_2 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_2 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_list ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_3 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_dict_4 ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_string ... ok
[INFO] [stdout] test value::de::tests::test_deserialize_integer_1 ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_char ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_bool ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_bytes ... 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 ser::tests::test_serialize_tuple ... ok
[INFO] [stdout] test ser::tests::test_serialize_u64_greater_than_i64_max ... 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_newtype_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_none ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_newtype_variant ... 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_tuple_struct ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_tuple ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_tuple_variant ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_struct_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_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_integer_1 ... ok
[INFO] [stdout] test value::tests::test_deserialize_list ... ok
[INFO] [stdout] test value::tests::test_serialize_dict_1 ... ok
[INFO] [stdout] test value::tests::test_deserialize_string ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_2 ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_1 ... ok
[INFO] [stdout] test value::tests::test_serialize_dict_2 ... ok
[INFO] [stdout] test value::tests::test_serialize_string ... ok
[INFO] [stdout] test value::tests::test_serialize_integer_3 ... ok
[INFO] [stdout] test value::tests::test_serialize_list ... ok
[INFO] [stdout] test value::ser::tests::test_serialize_isize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 101 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bt_bencode
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c030ec94e779c73e1e7967c9861603add5f19a06165532a5a832648aa2f82aa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c030ec94e779c73e1e7967c9861603add5f19a06165532a5a832648aa2f82aa1", kill_on_drop: false }`
[INFO] [stdout] c030ec94e779c73e1e7967c9861603add5f19a06165532a5a832648aa2f82aa1