[INFO] fetching crate ink_metadata 3.0.0-rc2...
[INFO] testing ink_metadata-3.0.0-rc2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ink_metadata 3.0.0-rc2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ink_metadata 3.0.0-rc2 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 ink_metadata 3.0.0-rc2
[INFO] finished tweaking crates.io crate ink_metadata 3.0.0-rc2
[INFO] tweaked toml for crates.io crate ink_metadata 3.0.0-rc2 written to /workspace/builds/worker-9/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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 147809ca9e9f2138eb17ac6dfc131f6716b99899045911cdf39e66690e93f206
[INFO] running `Command { std: "docker" "start" "-a" "147809ca9e9f2138eb17ac6dfc131f6716b99899045911cdf39e66690e93f206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "147809ca9e9f2138eb17ac6dfc131f6716b99899045911cdf39e66690e93f206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147809ca9e9f2138eb17ac6dfc131f6716b99899045911cdf39e66690e93f206", kill_on_drop: false }`
[INFO] [stdout] 147809ca9e9f2138eb17ac6dfc131f6716b99899045911cdf39e66690e93f206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f9398a3059bf6f301f84920a9a0930f1ecd0620a1c4046ddcaf26ad99b3ad4e2
[INFO] running `Command { std: "docker" "start" "-a" "f9398a3059bf6f301f84920a9a0930f1ecd0620a1c4046ddcaf26ad99b3ad4e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling ink_prelude v3.0.0-rc2
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling scale-info-derive v0.2.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling parity-scale-codec v1.3.5
[INFO] [stderr]    Compiling ink_primitives v3.0.0-rc2
[INFO] [stderr]    Compiling scale-info v0.4.1
[INFO] [stderr]    Compiling ink_metadata v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "f9398a3059bf6f301f84920a9a0930f1ecd0620a1c4046ddcaf26ad99b3ad4e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9398a3059bf6f301f84920a9a0930f1ecd0620a1c4046ddcaf26ad99b3ad4e2", kill_on_drop: false }`
[INFO] [stdout] f9398a3059bf6f301f84920a9a0930f1ecd0620a1c4046ddcaf26ad99b3ad4e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3fdb82cffabc9b027f63fdf78ccbdfb5a9be3bd068be02e61fccdcef8781bc36
[INFO] running `Command { std: "docker" "start" "-a" "3fdb82cffabc9b027f63fdf78ccbdfb5a9be3bd068be02e61fccdcef8781bc36", kill_on_drop: false }`
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling ink_metadata v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.23s
[INFO] running `Command { std: "docker" "inspect" "3fdb82cffabc9b027f63fdf78ccbdfb5a9be3bd068be02e61fccdcef8781bc36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fdb82cffabc9b027f63fdf78ccbdfb5a9be3bd068be02e61fccdcef8781bc36", kill_on_drop: false }`
[INFO] [stdout] 3fdb82cffabc9b027f63fdf78ccbdfb5a9be3bd068be02e61fccdcef8781bc36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 70b71ea900f675a589f3beb8c08437916bd56872f284d8525b69e83cb310642f
[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" "70b71ea900f675a589f3beb8c08437916bd56872f284d8525b69e83cb310642f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ink_metadata-725b83e19254b6c3
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::spec_contract_json ... ok
[INFO] [stdout] test layout::tests::unbounded_layout_works ... ok
[INFO] [stdout] test layout::tests::tuple_struct_work ... ok
[INFO] [stdout] test layout::tests::named_fields_work ... ok
[INFO] [stdout] test layout::tests::mixed_enum_work ... ok
[INFO] [stdout] test layout::tests::layout_key_works ... ok
[INFO] [stdout] test layout::tests::clike_enum_work ... ok
[INFO] [stderr]    Doc-tests ink_metadata
[INFO] [stdout] test tests::spec_constructor_selector_must_serialize_to_hex ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/specs.rs - specs::ReturnTypeSpec::new (line 1035) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70b71ea900f675a589f3beb8c08437916bd56872f284d8525b69e83cb310642f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b71ea900f675a589f3beb8c08437916bd56872f284d8525b69e83cb310642f", kill_on_drop: false }`
[INFO] [stdout] 70b71ea900f675a589f3beb8c08437916bd56872f284d8525b69e83cb310642f