[INFO] fetching crate serde-rlp 0.1.4...
[INFO] testing serde-rlp-0.1.4 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate serde-rlp 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate serde-rlp 0.1.4 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde-rlp 0.1.4
[INFO] finished tweaking crates.io crate serde-rlp 0.1.4
[INFO] tweaked toml for crates.io crate serde-rlp 0.1.4 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", 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] f77723f892d787b9bd2ffac449c712455703bbc7961f916c4c4f8a4ddf70c1c9
[INFO] running `Command { std: "docker" "start" "-a" "f77723f892d787b9bd2ffac449c712455703bbc7961f916c4c4f8a4ddf70c1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f77723f892d787b9bd2ffac449c712455703bbc7961f916c4c4f8a4ddf70c1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f77723f892d787b9bd2ffac449c712455703bbc7961f916c4c4f8a4ddf70c1c9", kill_on_drop: false }`
[INFO] [stdout] f77723f892d787b9bd2ffac449c712455703bbc7961f916c4c4f8a4ddf70c1c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c97f2bd81c09572c3c2f07ad89df8509f33d042af5f329cf93db349f33694754
[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" "c97f2bd81c09572c3c2f07ad89df8509f33d042af5f329cf93db349f33694754", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling serde-rlp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_bytes`
[INFO] [stdout]    --> src/de.rs:429:4
[INFO] [stdout]     |
[INFO] [stdout] 429 | fn get_bytes(b: &str) -> Option<Vec<u8>> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.60s
[INFO] running `Command { std: "docker" "inspect" "c97f2bd81c09572c3c2f07ad89df8509f33d042af5f329cf93db349f33694754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c97f2bd81c09572c3c2f07ad89df8509f33d042af5f329cf93db349f33694754", kill_on_drop: false }`
[INFO] [stdout] c97f2bd81c09572c3c2f07ad89df8509f33d042af5f329cf93db349f33694754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed6e20ac7f88a7872446cd9ce3cbd29b9214bc6fffa11175a8b0a6479c1fc0d1
[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" "ed6e20ac7f88a7872446cd9ce3cbd29b9214bc6fffa11175a8b0a6479c1fc0d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stdout] warning: function is never used: `get_bytes`
[INFO] [stdout]    --> src/de.rs:429:4
[INFO] [stdout]     |
[INFO] [stdout] 429 | fn get_bytes(b: &str) -> Option<Vec<u8>> {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde-rlp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:43:29
[INFO] [stdout]    |
[INFO] [stdout] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.02s
[INFO] running `Command { std: "docker" "inspect" "ed6e20ac7f88a7872446cd9ce3cbd29b9214bc6fffa11175a8b0a6479c1fc0d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed6e20ac7f88a7872446cd9ce3cbd29b9214bc6fffa11175a8b0a6479c1fc0d1", kill_on_drop: false }`
[INFO] [stdout] ed6e20ac7f88a7872446cd9ce3cbd29b9214bc6fffa11175a8b0a6479c1fc0d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5c447b5079feae80735c476e838a8c603f42d4caa70baf95de5ffd86825f19d9
[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" "5c447b5079feae80735c476e838a8c603f42d4caa70baf95de5ffd86825f19d9", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_bytes`
[INFO] [stderr]    --> src/de.rs:429:4
[INFO] [stderr]     |
[INFO] [stderr] 429 | fn get_bytes(b: &str) -> Option<Vec<u8>> {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:43:29
[INFO] [stderr]    |
[INFO] [stderr] 43 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_rlp-b84f69d067c57a75
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test de::deserialize_longer_string ... ok
[INFO] [stdout] test de::deserialize_short_array ... ok
[INFO] [stdout] test rlp::decode_short_string ... ok
[INFO] [stdout] test de::deserialize_three_levels ... ok
[INFO] [stdout] test de::lorem_ipsum ... ok
[INFO] [stdout] test de::invalid_complex ... ok
[INFO] [stdout] test rlp::test_encode_length_big ... ok
[INFO] [stdout] test de::deserialize_short_string ... ok
[INFO] [stdout] test rlp::decode_u64_max ... ok
[INFO] [stdout] test rlp::test_encode_length_small ... ok
[INFO] [stdout] test de::deserialize_short_array_into_tuple ... ok
[INFO] [stdout] test rlp::test_encode_number ... ok
[INFO] [stdout] test rlp::decode_single_byte ... ok
[INFO] [stdout] test de::deserialize_nested_sequence_of_string_seq ... ok
[INFO] [stdout] test rlp::decode_empty_byte_slice ... ok
[INFO] [stdout] test de::unsigned_eth_transaction ... ok
[INFO] [stdout] test rlp::decode_short_array ... ok
[INFO] [stdout] test de::deserialize_set_representation_of_three ... ok
[INFO] [stdout] test rlp::test_to_binary_null ... ok
[INFO] [stdout] test ser::test_integer_1024 ... ok
[INFO] [stdout] test ser::test_kv ... ok
[INFO] [stdout] test ser::test_nested_shortlist ... ok
[INFO] [stdout] test ser::test_integer_0 ... ok
[INFO] [stdout] test ser::test_long_string ... ok
[INFO] [stdout] test ser::test_wrapped_shortlist ... ok
[INFO] [stdout] test ser::test_array ... ok
[INFO] [stdout] test ser::test_integer_15 ... ok
[INFO] [stdout] test rlp::to_integer_with_single_byte ... ok
[INFO] [stdout] test ser::test_emptystring ... ok
[INFO] [stdout] test ser::test_shortlist_as_tuple ... ok
[INFO] [stdout] test rlp::test_to_binary_non_null ... ok
[INFO] [stdout] test ser::test_shortstring ... ok
[INFO] [stdout] test ser::test_shortlist ... ok
[INFO] [stdout] test ser::test_integer_1024_u32 ... ok
[INFO] [stdout] test rlp::to_integer_with_multiple_bytes ... ok
[INFO] [stdout] test rlp::to_integer_with_empty_buffer ... ok
[INFO] [stdout] test rlp::decode_u32_max ... ok
[INFO] [stdout] test rlp::test_encode_length_of_wrong_size ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/structures-37c2e80966dd45a1
[INFO] [stdout] test de::simple_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests serde-rlp
[INFO] [stdout] test serialize ... 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 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c447b5079feae80735c476e838a8c603f42d4caa70baf95de5ffd86825f19d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c447b5079feae80735c476e838a8c603f42d4caa70baf95de5ffd86825f19d9", kill_on_drop: false }`
[INFO] [stdout] 5c447b5079feae80735c476e838a8c603f42d4caa70baf95de5ffd86825f19d9