[INFO] fetching crate serdine 0.3.0...
[INFO] testing serdine-0.3.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate serdine 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate serdine 0.3.0
[INFO] finished tweaking crates.io crate serdine 0.3.0
[INFO] tweaked toml for crates.io crate serdine 0.3.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate serdine 0.3.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serdine_derive v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ab466e0b95223afd666e691008258df316efdd6590d73c07d3de9dbfffe60f35
[INFO] running `Command { std: "docker" "start" "-a" "ab466e0b95223afd666e691008258df316efdd6590d73c07d3de9dbfffe60f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ab466e0b95223afd666e691008258df316efdd6590d73c07d3de9dbfffe60f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab466e0b95223afd666e691008258df316efdd6590d73c07d3de9dbfffe60f35", kill_on_drop: false }`
[INFO] [stdout] ab466e0b95223afd666e691008258df316efdd6590d73c07d3de9dbfffe60f35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f14c1b0498a621581875bde1e110277df7d1e4caeb9ff4dd957ab9d1d526a1e8
[INFO] running `Command { std: "docker" "start" "-a" "f14c1b0498a621581875bde1e110277df7d1e4caeb9ff4dd957ab9d1d526a1e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serdine_derive v0.6.0
[INFO] [stderr]    Compiling serdine v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.43s
[INFO] running `Command { std: "docker" "inspect" "f14c1b0498a621581875bde1e110277df7d1e4caeb9ff4dd957ab9d1d526a1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f14c1b0498a621581875bde1e110277df7d1e4caeb9ff4dd957ab9d1d526a1e8", kill_on_drop: false }`
[INFO] [stdout] f14c1b0498a621581875bde1e110277df7d1e4caeb9ff4dd957ab9d1d526a1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0bdc1f02533e952830094eab21cad00656fc560bab7b45499d54adf724fe047
[INFO] running `Command { std: "docker" "start" "-a" "b0bdc1f02533e952830094eab21cad00656fc560bab7b45499d54adf724fe047", kill_on_drop: false }`
[INFO] [stderr]    Compiling serdine v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "b0bdc1f02533e952830094eab21cad00656fc560bab7b45499d54adf724fe047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0bdc1f02533e952830094eab21cad00656fc560bab7b45499d54adf724fe047", kill_on_drop: false }`
[INFO] [stdout] b0bdc1f02533e952830094eab21cad00656fc560bab7b45499d54adf724fe047
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 680bf1c751eaed63eb40686730699a313473d30ff8a7c4b391dacaa8ae012c82
[INFO] running `Command { std: "docker" "start" "-a" "680bf1c751eaed63eb40686730699a313473d30ff8a7c4b391dacaa8ae012c82", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serdine-59d8e8fe69f5291b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test deserialize_test::test_deserialize_enum ... ok
[INFO] [stdout] test serialize_test::test_serialize_enum ... ok
[INFO] [stdout] test deserialize_test::test_deserialize_named_fields_struct ... ok
[INFO] [stdout] test serialize_test::test_serialize_named_fields_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serdine
[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] running `Command { std: "docker" "inspect" "680bf1c751eaed63eb40686730699a313473d30ff8a7c4b391dacaa8ae012c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "680bf1c751eaed63eb40686730699a313473d30ff8a7c4b391dacaa8ae012c82", kill_on_drop: false }`
[INFO] [stdout] 680bf1c751eaed63eb40686730699a313473d30ff8a7c4b391dacaa8ae012c82