[INFO] fetching crate elrond-codec 0.4.2...
[INFO] testing elrond-codec-0.4.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate elrond-codec 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate elrond-codec 0.4.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elrond-codec 0.4.2
[INFO] finished tweaking crates.io crate elrond-codec 0.4.2
[INFO] tweaked toml for crates.io crate elrond-codec 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d08ebb3518a813040b662d7a5d1f58464a7c871a345e2e60b387a41a34accd25
[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" "d08ebb3518a813040b662d7a5d1f58464a7c871a345e2e60b387a41a34accd25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d08ebb3518a813040b662d7a5d1f58464a7c871a345e2e60b387a41a34accd25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d08ebb3518a813040b662d7a5d1f58464a7c871a345e2e60b387a41a34accd25", kill_on_drop: false }`
[INFO] [stdout] d08ebb3518a813040b662d7a5d1f58464a7c871a345e2e60b387a41a34accd25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 715e452d02701a9b34aa0887b0096f5561dcabf3b1c733a99051f655acc2dfa1
[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" "715e452d02701a9b34aa0887b0096f5561dcabf3b1c733a99051f655acc2dfa1", kill_on_drop: false }`
[INFO] [stderr]    Compiling elrond-codec v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.52s
[INFO] running `Command { std: "docker" "inspect" "715e452d02701a9b34aa0887b0096f5561dcabf3b1c733a99051f655acc2dfa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "715e452d02701a9b34aa0887b0096f5561dcabf3b1c733a99051f655acc2dfa1", kill_on_drop: false }`
[INFO] [stdout] 715e452d02701a9b34aa0887b0096f5561dcabf3b1c733a99051f655acc2dfa1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 971448bcdbb44756be4bad93822a40edea189642c0d7a4371aa3aaee055791ba
[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" "971448bcdbb44756be4bad93822a40edea189642c0d7a4371aa3aaee055791ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling elrond-codec-derive v0.4.2
[INFO] [stderr]    Compiling elrond-codec v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 14.29s
[INFO] running `Command { std: "docker" "inspect" "971448bcdbb44756be4bad93822a40edea189642c0d7a4371aa3aaee055791ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "971448bcdbb44756be4bad93822a40edea189642c0d7a4371aa3aaee055791ba", kill_on_drop: false }`
[INFO] [stdout] 971448bcdbb44756be4bad93822a40edea189642c0d7a4371aa3aaee055791ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e1a52f98483ca694b8504c2e48c418d00cf3713928e2f60a189d82d9713360c
[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" "6e1a52f98483ca694b8504c2e48c418d00cf3713928e2f60a189d82d9713360c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/elrond_codec-d2c90a76bed1b3b4
[INFO] [stdout] 
[INFO] [stdout] running 45 tests
[INFO] [stdout] test nested_de::tests::test_dep_decode_numbers ... ok
[INFO] [stdout] test nested_de::tests::test_struct ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_empty_bytes ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_bool ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_vec_u8 ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_numbers ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_bytes ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_str ... ok
[INFO] [stdout] test nested_ser::tests::test_dep_encode_vec_i32 ... ok
[INFO] [stdout] test nested_ser::tests::test_struct ... ok
[INFO] [stdout] test tests::test_option_vec_i32 ... ok
[INFO] [stdout] test tests::test_struct ... ok
[INFO] [stdout] test nested_ser::tests::test_tuple ... ok
[INFO] [stdout] test nested_ser::tests::test_enum ... ok
[INFO] [stdout] test tests::test_vec_i32_compacted ... ok
[INFO] [stdout] test top_de::tests::test_enum ... ok
[INFO] [stdout] test top_de::tests::test_struct ... ok
[INFO] [stdout] test top_de::tests::test_top_numbers_decompacted_2 ... ok
[INFO] [stdout] test top_de::tests::test_top_decode_str ... ok
[INFO] [stdout] test top_ser::tests::test_enum ... ok
[INFO] [stdout] test top_de::tests::test_top_numbers_decompacted ... ok
[INFO] [stdout] test tests::test_top_compacted_bool ... ok
[INFO] [stdout] test top_ser::tests::test_struct ... ok
[INFO] [stdout] test top_ser::tests::test_top_compacted_bytes ... ok
[INFO] [stdout] test top_ser::tests::test_top_compacted_empty_bytes ... ok
[INFO] [stdout] test tests::test_top_bytes_compacted ... ok
[INFO] [stdout] test top_ser::tests::test_serialize_top_compacted_numbers ... ok
[INFO] [stdout] test top_ser::tests::test_serialize_top_compacted_numbers_msb_ok ... ok
[INFO] [stdout] test top_ser::tests::test_top_encode_str ... ok
[INFO] [stdout] test top_ser::tests::test_top_compacted_bool ... ok
[INFO] [stdout] test top_ser::tests::test_tuple ... ok
[INFO] [stdout] test top_ser::tests::test_top_compacted_vec_u8 ... ok
[INFO] [stdout] test top_ser::tests::test_top_compacted_vec_i32 ... ok
[INFO] [stdout] test top_ser::tests::test_unit ... ok
[INFO] [stdout] test transmute::tests::test_boxed_slice_into_vec_0 ... ok
[INFO] [stdout] test transmute::tests::test_boxed_slice_into_vec_1 ... ok
[INFO] [stdout] test tests::test_wrapped_array ... ok
[INFO] [stdout] test transmute::tests::test_vec_into_boxed_slice_0 ... ok
[INFO] [stdout] test tests::test_tuple ... ok
[INFO] [stdout] test transmute::tests::test_vec_into_boxed_slice_1 ... ok
[INFO] [stdout] test tests::test_top_compacted_numbers ... ok
[INFO] [stdout] test nested_de::tests::test_dep_decode_str ... ok
[INFO] [stdout] test nested_ser::tests::test_unit ... ok
[INFO] [stdout] test nested_de::tests::test_enum ... ok
[INFO] [stdout] test tests::test_array_16384 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 45 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/enum_derive_test-51869cae99466707
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test field_enum_zero_value ... ok
[INFO] [stdout] test field_enum_struct_variant ... ok
[INFO] [stdout] test fieldless_enum ... ok
[INFO] [stdout] test field_enum_variant_with_value ... ok
[INFO] [stdout] test field_enum_variant_with_tuple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/shadowing_test-a5ad45ddf55bdc1f
[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] [stderr]      Running /opt/rustwide/target/debug/deps/struct_derive_test-4fba440b105d99f2
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/struct_with_generic_derive_test-b2cd6e0ad02b6840
[INFO] [stdout] running 1 test
[INFO] [stdout] test struct_named_fields_test ... 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 1 test
[INFO] [stdout] test struct_with_generic_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tuple_struct_derive_test-9cec00f9d07ab402
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tuple_struct_derive_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests elrond-codec
[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" "6e1a52f98483ca694b8504c2e48c418d00cf3713928e2f60a189d82d9713360c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e1a52f98483ca694b8504c2e48c418d00cf3713928e2f60a189d82d9713360c", kill_on_drop: false }`
[INFO] [stdout] 6e1a52f98483ca694b8504c2e48c418d00cf3713928e2f60a189d82d9713360c