[INFO] fetching crate swamp-vm-layout 0.2.27...
[INFO] testing swamp-vm-layout-0.2.27 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate swamp-vm-layout 0.2.27 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate swamp-vm-layout 0.2.27
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate swamp-vm-layout 0.2.27
[INFO] tweaked toml for crates.io crate swamp-vm-layout 0.2.27 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate swamp-vm-layout 0.2.27 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate swamp-vm-layout 0.2.27 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d66f2bda8e4e76d44c423844a99743df6c38cb66d0cdaaa4eda25d77614fcc1
[INFO] running `Command { std: "docker" "start" "-a" "6d66f2bda8e4e76d44c423844a99743df6c38cb66d0cdaaa4eda25d77614fcc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d66f2bda8e4e76d44c423844a99743df6c38cb66d0cdaaa4eda25d77614fcc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d66f2bda8e4e76d44c423844a99743df6c38cb66d0cdaaa4eda25d77614fcc1", kill_on_drop: false }`
[INFO] [stdout] 6d66f2bda8e4e76d44c423844a99743df6c38cb66d0cdaaa4eda25d77614fcc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efc7ae9cae8c69a8eef29cbc5fa00a7faa87995f9162dd9baed04e8155082a97
[INFO] running `Command { std: "docker" "start" "-a" "efc7ae9cae8c69a8eef29cbc5fa00a7faa87995f9162dd9baed04e8155082a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling source-map-node v0.0.1
[INFO] [stderr]    Compiling hashmap-mem v0.2.0
[INFO] [stderr]    Compiling seq-fmt v0.0.1
[INFO] [stderr]    Compiling seq-map v0.0.14
[INFO] [stderr]    Compiling tinter v0.1.0
[INFO] [stderr]    Compiling sparse-mem v0.2.0
[INFO] [stderr]    Compiling swamp-vm-isa v0.2.26
[INFO] [stderr]    Compiling swamp-symbol v0.2.27
[INFO] [stderr]    Compiling swamp-types v0.2.29
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling swamp-vm-types v0.2.26
[INFO] [stderr]    Compiling swamp-vm-layout v0.2.27 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `Command { std: "docker" "inspect" "efc7ae9cae8c69a8eef29cbc5fa00a7faa87995f9162dd9baed04e8155082a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc7ae9cae8c69a8eef29cbc5fa00a7faa87995f9162dd9baed04e8155082a97", kill_on_drop: false }`
[INFO] [stdout] efc7ae9cae8c69a8eef29cbc5fa00a7faa87995f9162dd9baed04e8155082a97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83dc140bb8550dfed48190484b6d1f0b6b40a567ad3d81f8b640462c19434dfc
[INFO] running `Command { std: "docker" "start" "-a" "83dc140bb8550dfed48190484b6d1f0b6b40a567ad3d81f8b640462c19434dfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling swamp-vm-layout v0.2.27 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "83dc140bb8550dfed48190484b6d1f0b6b40a567ad3d81f8b640462c19434dfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83dc140bb8550dfed48190484b6d1f0b6b40a567ad3d81f8b640462c19434dfc", kill_on_drop: false }`
[INFO] [stdout] 83dc140bb8550dfed48190484b6d1f0b6b40a567ad3d81f8b640462c19434dfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 54fe8c3783b5238106b5fc3a73c4f68acad845c4db4a53e953261a84f2201275
[INFO] running `Command { std: "docker" "start" "-a" "54fe8c3783b5238106b5fc3a73c4f68acad845c4db4a53e953261a84f2201275", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/swamp_vm_layout-bf10820a0aa1287e)
[INFO] [stderr]      Running tests/layout_compatibility_tests.rs (/opt/rustwide/target/debug/deps/layout_compatibility_tests-2385268dccdba635)
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_empty_struct_layout ... ok
[INFO] [stdout] test test_nested_struct_alignment ... ok
[INFO] [stdout] test test_struct_with_trailing_padding ... ok
[INFO] [stdout] test test_tuple_alignment ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-d5381b65cf69b0f5)
[INFO] [stdout] test test_two_pass_layout_requirement ... ok
[INFO] [stdout] test test_tagged_union_layout ... ok
[INFO] [stdout] test test_complex_nested_structure ... ok
[INFO] [stdout] test test_optional_type_layout ... ok
[INFO] [stdout] test test_struct_with_max_alignment_field_at_end ... ok
[INFO] [stdout] test test_struct_with_mixed_alignments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]    Doc-tests swamp_vm_layout
[INFO] [stdout] test test_create_cache ... ok
[INFO] [stdout] test test_collection_type_deduplication ... ok
[INFO] [stdout] test test_struct_field_offsets ... ok
[INFO] [stdout] test test_structural_type_equality ... ok
[INFO] [stdout] test test_tuple_deduplication ... ok
[INFO] [stdout] test test_enum_variant_deduplication ... ok
[INFO] [stdout] test test_map_storage_deduplication ... ok
[INFO] [stdout] test test_nested_struct_deduplication ... ok
[INFO] [stdout] test test_optional_type_deduplication ... ok
[INFO] [stdout] test test_primitive_types_deduplication ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 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" "54fe8c3783b5238106b5fc3a73c4f68acad845c4db4a53e953261a84f2201275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54fe8c3783b5238106b5fc3a73c4f68acad845c4db4a53e953261a84f2201275", kill_on_drop: false }`
[INFO] [stdout] 54fe8c3783b5238106b5fc3a73c4f68acad845c4db4a53e953261a84f2201275