[INFO] fetching crate serde_utils 0.6.2...
[INFO] testing serde_utils-0.6.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate serde_utils 0.6.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate serde_utils 0.6.2 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 serde_utils 0.6.2
[INFO] finished tweaking crates.io crate serde_utils 0.6.2
[INFO] tweaked toml for crates.io crate serde_utils 0.6.2 written to /workspace/builds/worker-4/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] 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" "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] 825611a2a0155b8b93ef1581b9b7a21fa1587488b7b0107ddfc9d56d88be1eaa
[INFO] running `Command { std: "docker" "start" "-a" "825611a2a0155b8b93ef1581b9b7a21fa1587488b7b0107ddfc9d56d88be1eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "825611a2a0155b8b93ef1581b9b7a21fa1587488b7b0107ddfc9d56d88be1eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "825611a2a0155b8b93ef1581b9b7a21fa1587488b7b0107ddfc9d56d88be1eaa", kill_on_drop: false }`
[INFO] [stdout] 825611a2a0155b8b93ef1581b9b7a21fa1587488b7b0107ddfc9d56d88be1eaa
[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" "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] 42d4feab1ee040124845cc7a67688c222d1396d13066ce879991bc8269cce2fa
[INFO] running `Command { std: "docker" "start" "-a" "42d4feab1ee040124845cc7a67688c222d1396d13066ce879991bc8269cce2fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_bytes v0.10.5
[INFO] [stderr]    Compiling serde_utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "42d4feab1ee040124845cc7a67688c222d1396d13066ce879991bc8269cce2fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42d4feab1ee040124845cc7a67688c222d1396d13066ce879991bc8269cce2fa", kill_on_drop: false }`
[INFO] [stdout] 42d4feab1ee040124845cc7a67688c222d1396d13066ce879991bc8269cce2fa
[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" "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] 8a79aa5a355169ab64ed0b31cea2fa43cf3ccdc377648c4f556fa97270d176c7
[INFO] running `Command { std: "docker" "start" "-a" "8a79aa5a355169ab64ed0b31cea2fa43cf3ccdc377648c4f556fa97270d176c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling serde_utils v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "8a79aa5a355169ab64ed0b31cea2fa43cf3ccdc377648c4f556fa97270d176c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a79aa5a355169ab64ed0b31cea2fa43cf3ccdc377648c4f556fa97270d176c7", kill_on_drop: false }`
[INFO] [stdout] 8a79aa5a355169ab64ed0b31cea2fa43cf3ccdc377648c4f556fa97270d176c7
[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" "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] 079d13d8b258b78c06b74b158343f6f445122943950a991af0fb9bf7278bfaec
[INFO] running `Command { std: "docker" "start" "-a" "079d13d8b258b78c06b74b158343f6f445122943950a991af0fb9bf7278bfaec", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_utils-3c7f13dbc84071c5)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/enums.rs (/opt/rustwide/target/debug/deps/enums-47bc5fa031ed1776)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test_int_enum ... ok
[INFO] [stdout] test test_int_enum_reduced ... ok
[INFO] [stdout] test test_int_enum_extended ... ok
[INFO] [stdout] test test_int_param_enum ... ok
[INFO] [stdout] test test_int_param_enum_reduced ... ok
[INFO] [stdout] test test_int_param_enum_extended ... ok
[INFO] [stdout] test test_str_enum ... ok
[INFO] [stdout] test test_str_enum_reduced ... ok
[INFO] [stdout] test test_str_enum_extended ... ok
[INFO] [stdout] test test_str_param_enum ... ok
[INFO] [stdout] test test_str_param_enum_extended ... ok
[INFO] [stderr]      Running tests/generic.rs (/opt/rustwide/target/debug/deps/generic-785843eed4270207)
[INFO] [stdout] test test_str_param_enum_reduced ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_binary ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_eq ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_map ... ok
[INFO] [stdout] test test_none ... ok
[INFO] [stdout] test test_numeric ... ok
[INFO] [stdout] test test_ord ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/structs.rs (/opt/rustwide/target/debug/deps/structs-8fc32a9590ff48f0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_compressed_int_map ... ok
[INFO] [stdout] test test_int_map ... ok
[INFO] [stdout] test test_int_map_reduced ... ok
[INFO] [stdout] test test_str_map ... ok
[INFO] [stdout] test test_str_map_extended ... ok
[INFO] [stdout] test test_int_map_extended ... ok
[INFO] [stdout] test test_str_map_reduced ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_tuple_extended - should panic ... ok
[INFO] [stdout] test test_tuple_reduced - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_utils
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/lib.rs - (line 14) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 105) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 128) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 14) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 144) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 162) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 178) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 195) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 213) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 31) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 52) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 76) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 90) ... ignored
[INFO] [stdout] test src/macros.rs - serde_impl (line 236) ... ok
[INFO] [stdout] test src/macros.rs - serde_impl (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 13 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "079d13d8b258b78c06b74b158343f6f445122943950a991af0fb9bf7278bfaec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079d13d8b258b78c06b74b158343f6f445122943950a991af0fb9bf7278bfaec", kill_on_drop: false }`
[INFO] [stdout] 079d13d8b258b78c06b74b158343f6f445122943950a991af0fb9bf7278bfaec