[INFO] cloning repository https://github.com/themartto/ink-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/themartto/ink-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemartto%2Fink-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemartto%2Fink-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 977311c5d278e87bd01884e0f94bcf5931d04d68
[INFO] checking themartto/ink-playground against try#6284d7b4bd27983dba388146648ab844ca7d032f for pr-152971
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthemartto%2Fink-playground" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/themartto/ink-playground
[INFO] finished tweaking git repo https://github.com/themartto/ink-playground
[INFO] tweaked toml for git repo https://github.com/themartto/ink-playground written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/themartto/ink-playground on toolchain 6284d7b4bd27983dba388146648ab844ca7d032f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/themartto/ink-playground 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" "+6284d7b4bd27983dba388146648ab844ca7d032f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ink_primitives v3.0.0-rc5
[INFO] [stderr]   Downloaded byte-slice-cast v1.0.0
[INFO] [stderr]   Downloaded ink_prelude v3.0.0-rc5
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[INFO] [stderr]   Downloaded plotters v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2828393b2a7c53f4b9fac27a737d7570a1d8afcbdafb8a182f211a9d6ff54f5
[INFO] running `Command { std: "docker" "start" "-a" "b2828393b2a7c53f4b9fac27a737d7570a1d8afcbdafb8a182f211a9d6ff54f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2828393b2a7c53f4b9fac27a737d7570a1d8afcbdafb8a182f211a9d6ff54f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2828393b2a7c53f4b9fac27a737d7570a1d8afcbdafb8a182f211a9d6ff54f5", kill_on_drop: false }`
[INFO] [stdout] b2828393b2a7c53f4b9fac27a737d7570a1d8afcbdafb8a182f211a9d6ff54f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+6284d7b4bd27983dba388146648ab844ca7d032f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57549b9f76e386b83339e9ec191cbadc05da13929515fccda808e618c9eec69e
[INFO] running `Command { std: "docker" "start" "-a" "57549b9f76e386b83339e9ec191cbadc05da13929515fccda808e618c9eec69e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]     Checking ink_prelude v3.0.0-rc5
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking sp-std v3.0.0
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking ink_allocator v3.0.0-rc5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking array-init v2.0.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]    Compiling ink_lang_ir v3.0.0-rc5
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling sp-debug-derive v3.0.0
[INFO] [stderr]    Compiling ink_storage_derive v3.0.0-rc5
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]     Checking impl-serde v0.3.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling scale-info-derive v0.4.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v2.3.0
[INFO] [stderr]     Checking parity-scale-codec v2.3.0
[INFO] [stderr]    Compiling scale-info v0.6.0
[INFO] [stderr]    Compiling ink_lang_codegen v3.0.0-rc5
[INFO] [stderr]     Checking sp-arithmetic v3.0.0
[INFO] [stderr]     Checking ink_primitives v3.0.0-rc5
[INFO] [stderr]     Checking ink_metadata v3.0.0-rc5
[INFO] [stderr]     Checking ink_env v3.0.0-rc5
[INFO] [stderr]    Compiling ink_lang_macro v3.0.0-rc5
[INFO] [stderr]     Checking ink_storage v3.0.0-rc5
[INFO] [stderr]     Checking ink_lang v3.0.0-rc5
[INFO] [stderr]     Checking melons v3.0.0-rc5 (/opt/rustwide/workdir/melons)
[INFO] [stderr]     Checking pumpkins v3.0.0-rc5 (/opt/rustwide/workdir/pumpkins)
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> melons/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Melon {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Encode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Encode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Encode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> pumpkins/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Pumpkin {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Encode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Encode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Encode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> pumpkins/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Pumpkin {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Decode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Decode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> melons/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Melon {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Decode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Decode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap as StorageHashMap` and `lazy::Lazy`
[INFO] [stdout]   --> melons/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         collections::HashMap as StorageHashMap,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         lazy::Lazy,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap as StorageHashMap` and `lazy::Lazy`
[INFO] [stdout]   --> pumpkins/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         collections::HashMap as StorageHashMap,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         lazy::Lazy,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> melons/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Melon {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Encode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Encode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Encode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> pumpkins/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Pumpkin {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Encode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Encode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Encode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> pumpkins/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Pumpkin {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Decode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Decode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy`
[INFO] [stdout]   --> melons/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | /     pub struct Melon {
[INFO] [stdout] 15 | |         total_supply: Lazy<Balance>,
[INFO] [stdout] 16 | |         balances: StorageHashMap<AccountId, Balance>,
[INFO] [stdout] 17 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected values for `feature` are: `default`, `ink-as-dependency`, `ink_metadata`, `scale-info`, and `std`
[INFO] [stdout]    = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate
[INFO] [stdout]    = help: try referring to `::scale::Decode` crate for guidance on how handle this unexpected cfg
[INFO] [stdout]    = help: the derive macro `::scale::Decode` may come from an old version of the `parity_scale_codec_derive` crate, try updating your dependency with `cargo update -p parity_scale_codec_derive`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: this warning originates in the derive macro `::scale::Decode` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap as StorageHashMap` and `lazy::Lazy`
[INFO] [stdout]   --> pumpkins/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         collections::HashMap as StorageHashMap,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         lazy::Lazy,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `collections::HashMap as StorageHashMap` and `lazy::Lazy`
[INFO] [stdout]   --> melons/lib.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 |         collections::HashMap as StorageHashMap,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 10 |         lazy::Lazy,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking exchange v3.0.0-rc5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.84s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "57549b9f76e386b83339e9ec191cbadc05da13929515fccda808e618c9eec69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57549b9f76e386b83339e9ec191cbadc05da13929515fccda808e618c9eec69e", kill_on_drop: false }`
[INFO] [stdout] 57549b9f76e386b83339e9ec191cbadc05da13929515fccda808e618c9eec69e
