[INFO] fetching crate pro_env 3.0.0-rc2...
[INFO] checking pro_env-3.0.0-rc2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate pro_env 3.0.0-rc2 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate pro_env 3.0.0-rc2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_env 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_env 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_env 3.0.0-rc2 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef65c5a60b4ab66f3aa635cc45fb448982929f296dfe3528774c39aad854264b
[INFO] running `Command { std: "docker" "start" "-a" "ef65c5a60b4ab66f3aa635cc45fb448982929f296dfe3528774c39aad854264b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef65c5a60b4ab66f3aa635cc45fb448982929f296dfe3528774c39aad854264b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef65c5a60b4ab66f3aa635cc45fb448982929f296dfe3528774c39aad854264b", kill_on_drop: false }`
[INFO] [stdout] ef65c5a60b4ab66f3aa635cc45fb448982929f296dfe3528774c39aad854264b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c65024f1e76c44f2a10b7cc374498310424f8390cdac142f60fc32541c8a877a
[INFO] running `Command { std: "docker" "start" "-a" "c65024f1e76c44f2a10b7cc374498310424f8390cdac142f60fc32541c8a877a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking byte-slice-cast v1.2.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking memory_units v0.4.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking pro_prelude v3.0.0-rc2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking pro_allocator v3.0.0-rc2
[INFO] [stderr]     Checking bitvec v0.20.4
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling tetsy-scale-info-derive v0.3.0
[INFO] [stderr]     Checking impl-serde v0.3.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]     Checking tetsy-scale-codec v2.0.1
[INFO] [stderr]     Checking tetsy-scale-info v0.5.1
[INFO] [stderr]     Checking pro_primitives v3.0.0-rc2
[INFO] [stderr]     Checking pro_metadata v3.0.0-rc2
[INFO] [stderr]     Checking pro_env v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chain_extension.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 |mut output| {
[INFO] [stdout]     |                  ----^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/chain_extension.rs:383:18
[INFO] [stdout]     |
[INFO] [stdout] 383 |                 |mut output| {
[INFO] [stdout]     |                  ----^^^^^^
[INFO] [stdout]     |                  |
[INFO] [stdout]     |                  help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `callee`
[INFO] [stdout]   --> src/call/call_builder.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     callee: E::AccountId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gas_limit`
[INFO] [stdout]   --> src/call/call_builder.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     gas_limit: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `transferred_value`
[INFO] [stdout]   --> src/call/call_builder.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     transferred_value: E::Balance,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `return_type`
[INFO] [stdout]   --> src/call/call_builder.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     return_type: ReturnType<R>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exec_input`
[INFO] [stdout]   --> src/call/call_builder.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     exec_input: ExecutionInput<Args>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code_hash`
[INFO] [stdout]   --> src/call/create_builder.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     code_hash: E::Hash,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gas_limit`
[INFO] [stdout]   --> src/call/create_builder.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     gas_limit: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `endowment`
[INFO] [stdout]   --> src/call/create_builder.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     endowment: E::Balance,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exec_input`
[INFO] [stdout]   --> src/call/create_builder.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     exec_input: ExecutionInput<Args>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `salt_bytes`
[INFO] [stdout]   --> src/call/create_builder.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     salt_bytes: Salt,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `return_type`
[INFO] [stdout]   --> src/call/create_builder.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     return_type: ReturnType<R>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `callee`
[INFO] [stdout]   --> src/call/call_builder.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     callee: E::AccountId,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gas_limit`
[INFO] [stdout]   --> src/call/call_builder.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     gas_limit: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `transferred_value`
[INFO] [stdout]   --> src/call/call_builder.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     transferred_value: E::Balance,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `return_type`
[INFO] [stdout]   --> src/call/call_builder.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     return_type: ReturnType<R>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exec_input`
[INFO] [stdout]   --> src/call/call_builder.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     exec_input: ExecutionInput<Args>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `code_hash`
[INFO] [stdout]   --> src/call/create_builder.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     code_hash: E::Hash,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `gas_limit`
[INFO] [stdout]   --> src/call/create_builder.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     gas_limit: u64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `endowment`
[INFO] [stdout]   --> src/call/create_builder.rs:64:5
[INFO] [stdout]    |
[INFO] [stdout] 64 |     endowment: E::Balance,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `exec_input`
[INFO] [stdout]   --> src/call/create_builder.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     exec_input: ExecutionInput<Args>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `salt_bytes`
[INFO] [stdout]   --> src/call/create_builder.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     salt_bytes: Salt,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `return_type`
[INFO] [stdout]   --> src/call/create_builder.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     return_type: ReturnType<R>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.35s
[INFO] running `Command { std: "docker" "inspect" "c65024f1e76c44f2a10b7cc374498310424f8390cdac142f60fc32541c8a877a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c65024f1e76c44f2a10b7cc374498310424f8390cdac142f60fc32541c8a877a", kill_on_drop: false }`
[INFO] [stdout] c65024f1e76c44f2a10b7cc374498310424f8390cdac142f60fc32541c8a877a