[INFO] fetching crate deltoid-derive 0.8.2...
[INFO] testing deltoid-derive-0.8.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate deltoid-derive 0.8.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate deltoid-derive 0.8.2 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deltoid-derive 0.8.2
[INFO] finished tweaking crates.io crate deltoid-derive 0.8.2
[INFO] tweaked toml for crates.io crate deltoid-derive 0.8.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44099f732b835292f7573de8f0795d80d7a47a96c31ddf08dbf2ed4a4ab6437a
[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" "44099f732b835292f7573de8f0795d80d7a47a96c31ddf08dbf2ed4a4ab6437a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44099f732b835292f7573de8f0795d80d7a47a96c31ddf08dbf2ed4a4ab6437a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44099f732b835292f7573de8f0795d80d7a47a96c31ddf08dbf2ed4a4ab6437a", kill_on_drop: false }`
[INFO] [stdout] 44099f732b835292f7573de8f0795d80d7a47a96c31ddf08dbf2ed4a4ab6437a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15a4051b12a2f57e54bf309651b24a371ddc33d929a64c3f1924981e369b25b7
[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" "15a4051b12a2f57e54bf309651b24a371ddc33d929a64c3f1924981e369b25b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling deltoid v0.8.2
[INFO] [stderr]    Compiling deltoid-derive v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.13s
[INFO] running `Command { std: "docker" "inspect" "15a4051b12a2f57e54bf309651b24a371ddc33d929a64c3f1924981e369b25b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a4051b12a2f57e54bf309651b24a371ddc33d929a64c3f1924981e369b25b7", kill_on_drop: false }`
[INFO] [stdout] 15a4051b12a2f57e54bf309651b24a371ddc33d929a64c3f1924981e369b25b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43c2b37404770d026f3a031ab578460d5f00458f80e8a655dbb0a2244abff0a9
[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" "43c2b37404770d026f3a031ab578460d5f00458f80e8a655dbb0a2244abff0a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling deltoid-derive v0.8.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.57s
[INFO] running `Command { std: "docker" "inspect" "43c2b37404770d026f3a031ab578460d5f00458f80e8a655dbb0a2244abff0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43c2b37404770d026f3a031ab578460d5f00458f80e8a655dbb0a2244abff0a9", kill_on_drop: false }`
[INFO] [stdout] 43c2b37404770d026f3a031ab578460d5f00458f80e8a655dbb0a2244abff0a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a678f1f60a120da5a2b89cfd3fe3c42d991d44f95132b3d9767cd38449b6ecf3
[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" "a678f1f60a120da5a2b89cfd3fe3c42d991d44f95132b3d9767cd38449b6ecf3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/deltoid_derive-e4cc1106d3720643
[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 /opt/rustwide/target/debug/deps/delta-3c4f7f69ad05ccc1
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test enum_struct_variant__apply__different_values ... ok
[INFO] [stdout] test enum_struct_variant__delta__different_values ... ok
[INFO] [stdout] test enum_struct_variant__delta__same_values ... ok
[INFO] [stdout] test enum_tuple_struct_variant__apply__different_values ... ok
[INFO] [stdout] test enum_tuple_struct_variant__delta__different_values ... ok
[INFO] [stdout] test enum_tuple_struct_variant__delta__same_values ... ok
[INFO] [stdout] test enum_unit_struct_variant__apply ... ok
[INFO] [stdout] test nested_data__apply ... ok
[INFO] [stdout] test nested_data__delta ... ok
[INFO] [stdout] test struct__apply__different_values ... ok
[INFO] [stdout] test struct__apply__same_values ... ok
[INFO] [stdout] test struct__delta__different_values ... ok
[INFO] [stdout] test struct__delta__same_values ... ok
[INFO] [stdout] test tuple_struct__apply__different_values ... ok
[INFO] [stdout] test tuple_struct__apply__same_values ... ok
[INFO] [stdout] test tuple_struct__delta__different_values ... ok
[INFO] [stdout] test tuple_struct__delta__same_values ... ok
[INFO] [stdout] test unit_struct__apply ... ok
[INFO] [stdout] test unit_struct__delta ... ok
[INFO] [stdout] test enum_tuple_struct_variant__apply__same_values ... ok
[INFO] [stdout] test enum_unit_struct_variant__delta ... ok
[INFO] [stdout] test enum_struct_variant__apply__same_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/std__rc-66aaa09e93706e23
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test Rc__delta ... ok
[INFO] [stdout] test Rc__apply ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/std__sync-2891728cd2d85acb
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test RwLock__apply ... ok
[INFO] [stdout] test Arc__apply ... ok
[INFO] [stdout] test RwLock__delta ... ok
[INFO] [stderr]    Doc-tests deltoid-derive
[INFO] [stdout] test RwLock__deserialize ... ok
[INFO] [stdout] test Arc__delta ... ok
[INFO] [stdout] test RwLock__serialize ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a678f1f60a120da5a2b89cfd3fe3c42d991d44f95132b3d9767cd38449b6ecf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a678f1f60a120da5a2b89cfd3fe3c42d991d44f95132b3d9767cd38449b6ecf3", kill_on_drop: false }`
[INFO] [stdout] a678f1f60a120da5a2b89cfd3fe3c42d991d44f95132b3d9767cd38449b6ecf3