[INFO] fetching crate concordium-smart-contract-testing 2.0.0...
[INFO] checking concordium-smart-contract-testing-2.0.0 against master#e59540968e0c6fc3c37d92a639b83fc8fcee5e81 for pr-114559
[INFO] extracting crate concordium-smart-contract-testing 2.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate concordium-smart-contract-testing 2.0.0 on toolchain e59540968e0c6fc3c37d92a639b83fc8fcee5e81
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concordium-smart-contract-testing 2.0.0
[INFO] finished tweaking crates.io crate concordium-smart-contract-testing 2.0.0
[INFO] tweaked toml for crates.io crate concordium-smart-contract-testing 2.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded group v0.2.0
[INFO] [stderr]   Downloaded ff_derive v0.4.1
[INFO] [stderr]   Downloaded concordium-wasm v2.0.0
[INFO] [stderr]   Downloaded concordium_base_derive v1.0.0
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] [stderr]   Downloaded secp256k1 v0.22.2
[INFO] [stderr]   Downloaded zeroize v1.3.0
[INFO] [stderr]   Downloaded ff v0.5.2
[INFO] [stderr]   Downloaded concordium-contracts-common-derive v3.0.0
[INFO] [stderr]   Downloaded concordium-contracts-common v7.0.0
[INFO] [stderr]   Downloaded concordium-smart-contract-engine v2.0.0
[INFO] [stderr]   Downloaded concordium_base v2.0.0
[INFO] [stderr]   Downloaded pairing v0.15.1
[INFO] [stderr]   Downloaded curve25519-dalek v3.2.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82dd9b42a55e2bbca2e294325df0e9373c3f8fdc4e0c5c1fb68048cfc4c18861
[INFO] running `Command { std: "docker" "start" "-a" "82dd9b42a55e2bbca2e294325df0e9373c3f8fdc4e0c5c1fb68048cfc4c18861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82dd9b42a55e2bbca2e294325df0e9373c3f8fdc4e0c5c1fb68048cfc4c18861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82dd9b42a55e2bbca2e294325df0e9373c3f8fdc4e0c5c1fb68048cfc4c18861", kill_on_drop: false }`
[INFO] [stdout] 82dd9b42a55e2bbca2e294325df0e9373c3f8fdc4e0c5c1fb68048cfc4c18861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+e59540968e0c6fc3c37d92a639b83fc8fcee5e81" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d76e7c103e725587e4b7457f433c8414be2cc71364b5004d31c563832ae131c
[INFO] running `Command { std: "docker" "start" "-a" "8d76e7c103e725587e4b7457f433c8414be2cc71364b5004d31c563832ae131c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling syn v2.0.28
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling hashbrown v0.14.0
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling rust_decimal v1.31.0
[INFO] [stderr]    Compiling winnow v0.5.4
[INFO] [stderr]    Compiling toml_datetime v0.6.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]    Compiling anyhow v1.0.72
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling secp256k1-sys v0.5.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling concordium-contracts-common-derive v3.0.0
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling indexmap v2.0.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking rand_xorshift v0.2.0
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[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking keccak v0.1.4
[INFO] [stderr]     Checking ed25519 v1.5.3
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[INFO] [stderr]     Checking rand_chacha v0.3.1
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[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling concordium_base_derive v1.0.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]    Compiling toml_edit v0.19.14
[INFO] [stderr]    Compiling ff_derive v0.4.1
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking secp256k1 v0.22.2
[INFO] [stderr]     Checking ff v0.5.2
[INFO] [stderr]     Checking group v0.2.0
[INFO] [stderr]     Checking pairing v0.15.1
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.44
[INFO] [stderr]    Compiling num_enum_derive v0.5.11
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking thiserror v1.0.44
[INFO] [stderr]     Checking num_enum v0.5.11
[INFO] [stderr]     Checking concordium-contracts-common v7.0.0
[INFO] [stderr]     Checking ed25519-zebra v3.1.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking concordium-wasm v2.0.0
[INFO] [stderr]     Checking concordium_base v2.0.0
[INFO] [stderr]     Checking concordium-smart-contract-engine v2.0.0
[INFO] [stderr]     Checking concordium-smart-contract-testing v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/invocation/impls.rs:1395:17
[INFO] [stdout]      |
[INFO] [stdout] 1395 |             let mut contract = persisted_contracts
[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/invocation/impls.rs:1422:17
[INFO] [stdout]      |
[INFO] [stdout] 1422 |             let mut account = persisted_accounts
[INFO] [stdout]      |                 ----^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/invocation/impls.rs:1395:17
[INFO] [stdout]      |
[INFO] [stdout] 1395 |             let mut contract = persisted_contracts
[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/invocation/impls.rs:1422:17
[INFO] [stdout]      |
[INFO] [stdout] 1422 |             let mut account = persisted_accounts
[INFO] [stdout]      |                 ----^^^^^^^
[INFO] [stdout]      |                 |
[INFO] [stdout]      |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.04s
[INFO] running `Command { std: "docker" "inspect" "8d76e7c103e725587e4b7457f433c8414be2cc71364b5004d31c563832ae131c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d76e7c103e725587e4b7457f433c8414be2cc71364b5004d31c563832ae131c", kill_on_drop: false }`
[INFO] [stdout] 8d76e7c103e725587e4b7457f433c8414be2cc71364b5004d31c563832ae131c
