[INFO] cloning repository https://github.com/weichweich/substrate-storage-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weichweich/substrate-storage-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweichweich%2Fsubstrate-storage-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweichweich%2Fsubstrate-storage-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d84850ab9258464040e64689afa9225a2d8e07a
[INFO] checking weichweich/substrate-storage-playground against 4fcf39725a9c99bd495d8c73af83628a256ff9a9 for pr-162233-crater-rollup
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweichweich%2Fsubstrate-storage-playground" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/weichweich/substrate-storage-playground
[INFO] finished tweaking git repo https://github.com/weichweich/substrate-storage-playground
[INFO] tweaked toml for git repo https://github.com/weichweich/substrate-storage-playground written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weichweich/substrate-storage-playground on toolchain 4fcf39725a9c99bd495d8c73af83628a256ff9a9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weichweich/substrate-storage-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" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasmi-validation v0.4.0
[INFO] [stderr]   Downloaded parity-scale-codec v2.2.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.2.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb
[INFO] running `Command { std: "docker" "start" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb" "/opt/rustwide/cargo-home/bin/cargo" "+4fcf39725a9c99bd495d8c73af83628a256ff9a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking sp-panic-handler v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
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[INFO] [stderr]    Compiling derive_more v0.99.16
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
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[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]    Compiling max-encoded-len-derive v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
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[INFO] [stderr]     Checking sp-storage v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
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[INFO] [stderr]    Compiling sp-version-proc-macro v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking sp-externalities v0.9.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
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[INFO] [stderr]     Checking sp-application-crypto v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking sp-runtime v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking sp-staking v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking sp-inherents v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking sp-version v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking frame-support v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking frame-system v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking pallet-balances v3.0.0 (https://github.com/paritytech/substrate?branch=polkadot-v0.9.8#74101dc2)
[INFO] [stderr]     Checking substorage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::TryFrom;
[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 import: `Account`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use frame_system::{Account, AccountInfo};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut encoded1 = Vec::<u8>::from_hex(b"0100000000000000020000000100000000000000e78d7b42827c332b0200000000000000000000000000000...
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut encoded2 = Vec::<u8>::from_hex(b"0100000000000000020000000100000000000000e7a085afa880332b0200000000000000000000000000000...
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `storage_value_key` is never used
[INFO] [stdout]  --> src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn storage_value_key(pallet_name: &[u8], storage_name: &[u8]) -> [u8; 32] {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::convert::TryFrom;
[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 import: `Account`
[INFO] [stdout]  --> src/main.rs:4:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | use frame_system::{Account, AccountInfo};
[INFO] [stdout]   |                    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut encoded1 = Vec::<u8>::from_hex(b"0100000000000000020000000100000000000000e78d7b42827c332b0200000000000000000000000000000...
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut encoded2 = Vec::<u8>::from_hex(b"0100000000000000020000000100000000000000e7a085afa880332b0200000000000000000000000000000...
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `storage_value_key` is never used
[INFO] [stdout]  --> src/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn storage_value_key(pallet_name: &[u8], storage_name: &[u8]) -> [u8; 32] {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: primitive-types v0.9.1
[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" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb", kill_on_drop: false }`
[INFO] [stdout] 54209b0b76d6f7f763fba6cf760059589682462960c19e413e1a196d992ec3fb
