[INFO] fetching crate concordium-smart-contract-engine 3.1.0...
[INFO] checking concordium-smart-contract-engine-3.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate concordium-smart-contract-engine 3.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate concordium-smart-contract-engine 3.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concordium-smart-contract-engine 3.1.0
[INFO] finished tweaking crates.io crate concordium-smart-contract-engine 3.1.0
[INFO] tweaked toml for crates.io crate concordium-smart-contract-engine 3.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 210 packages
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.4)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
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[INFO] [stderr]       Adding bs58 v0.4.0 (latest: v0.5.1)
[INFO] [stderr]       Adding bytecheck v0.6.12 (latest: v0.7.0)
[INFO] [stderr]       Adding bytecheck_derive v0.6.12 (latest: v0.7.0)
[INFO] [stderr]       Adding cfg_aliases v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding concordium-contracts-common v8.1.1 (latest: v9.1.0)
[INFO] [stderr]       Adding concordium-wasm v3.0.0 (latest: v4.0.0)
[INFO] [stderr]       Adding config v0.11.0 (latest: v0.14.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (latest: v4.1.2)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding directories v4.0.1 (latest: v5.0.1)
[INFO] [stderr]       Adding dirs-sys v0.3.7 (latest: v0.4.1)
[INFO] [stderr]       Adding ed25519-zebra v3.1.0 (latest: v4.0.3)
[INFO] [stderr]       Adding env_logger v0.8.4 (latest: v0.11.3)
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.6)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
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[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding lexical-core v0.7.6 (latest: v0.8.5)
[INFO] [stderr]       Adding nom v5.1.3 (latest: v7.1.3)
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[INFO] [stderr]       Adding num_enum_derive v0.6.1 (latest: v0.7.2)
[INFO] [stderr]       Adding ordered-float v2.10.1 (latest: v4.2.0)
[INFO] [stderr]       Adding proc-macro-crate v1.3.1 (latest: v3.1.0)
[INFO] [stderr]       Adding ptr_meta v0.1.4 (latest: v0.2.0)
[INFO] [stderr]       Adding ptr_meta_derive v0.1.4 (latest: v0.2.0)
[INFO] [stderr]       Adding radium v0.7.0 (latest: v1.1.0)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rust-ini v0.13.0 (latest: v0.21.0)
[INFO] [stderr]       Adding secp256k1 v0.22.2 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.5.2 (latest: v0.10.0)
[INFO] [stderr]       Adding serde v0.8.23 (latest: v1.0.197)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding toml_edit v0.19.15 (latest: v0.22.9)
[INFO] [stderr]       Adding toml_edit v0.21.1 (latest: v0.22.9)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding winnow v0.5.40 (latest: v0.6.5)
[INFO] [stderr]       Adding wyz v0.5.1 (latest: v0.6.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (latest: v1.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.8.4
[INFO] [stderr]   Downloaded directories v4.0.1
[INFO] [stderr]   Downloaded quickcheck v1.0.3
[INFO] [stderr]   Downloaded tint v1.0.1
[INFO] [stderr]   Downloaded config v0.11.0
[INFO] [stderr]   Downloaded ciborium-io v0.2.2
[INFO] [stderr]   Downloaded ptree v0.4.0
[INFO] [stderr]   Downloaded secp256k1 v0.22.2
[INFO] [stderr]   Downloaded derive_arbitrary v1.3.2
[INFO] [stderr]   Downloaded arbitrary v1.3.2
[INFO] [stderr]   Downloaded concordium-contracts-common-derive v4.1.0
[INFO] [stderr]   Downloaded concordium-contracts-common v8.1.1
[INFO] [stderr]   Downloaded concordium-wasm v3.0.0
[INFO] [stderr]   Downloaded lexical-core v0.7.6
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[INFO] [stderr]   Downloaded half v2.4.0
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[INFO] [stderr]   Downloaded plotters v0.3.5
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[INFO] [stderr]   Downloaded secp256k1-sys v0.5.2
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
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[INFO] [stderr]   Downloaded ciborium-ll v0.2.2
[INFO] [stderr]   Downloaded cast v0.3.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.5
[INFO] [stderr]   Downloaded plotters-svg v0.3.5
[INFO] [stderr]   Downloaded serde v0.8.23
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cceaf0b831e3f87318f4c8f0072869fc4a6c5a39d00cf0ef5723cc8d775f338
[INFO] running `Command { std: "docker" "start" "-a" "4cceaf0b831e3f87318f4c8f0072869fc4a6c5a39d00cf0ef5723cc8d775f338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cceaf0b831e3f87318f4c8f0072869fc4a6c5a39d00cf0ef5723cc8d775f338", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cceaf0b831e3f87318f4c8f0072869fc4a6c5a39d00cf0ef5723cc8d775f338", kill_on_drop: false }`
[INFO] [stdout] 4cceaf0b831e3f87318f4c8f0072869fc4a6c5a39d00cf0ef5723cc8d775f338
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2915c15ac4de26385769da776f474ea783164a6534f3c831a80dfb578b6df40
[INFO] running `Command { std: "docker" "start" "-a" "e2915c15ac4de26385769da776f474ea783164a6534f3c831a80dfb578b6df40", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling rust_decimal v1.35.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling secp256k1-sys v0.5.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
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[INFO] [stderr]     Checking hashbrown v0.12.3
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[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking secp256k1 v0.22.2
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking clap v4.5.4
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[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling concordium-contracts-common-derive v4.1.0
[INFO] [stderr]     Checking num_enum v0.6.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking ed25519-zebra v3.1.0
[INFO] [stderr]     Checking concordium-contracts-common v8.1.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Checking concordium-wasm v3.0.0
[INFO] [stderr]     Checking concordium-smart-contract-engine v3.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `RngCore` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rand::{prelude::*, RngCore};
[INFO] [stdout]    |            ----------  ^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            the item `RngCore` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{collections::BTreeMap, default::Default};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EntrypointName` is imported redundantly
[INFO] [stdout]    --> src/v1/mod.rs:330:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |     use super::*;
[INFO] [stdout]     |         -------- the item `EntrypointName` is already imported here
[INFO] [stdout] 329 |     use concordium_contracts_common::{
[INFO] [stdout] 330 |         Cursor, EntrypointName, Get, ParseError, ParseResult, ACCOUNT_ADDRESS_SIZE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `RngCore` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:17:24
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rand::{prelude::*, RngCore};
[INFO] [stdout]    |            ----------  ^^^^^^^
[INFO] [stdout]    |            |
[INFO] [stdout]    |            the item `RngCore` is already imported here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Default` is imported redundantly
[INFO] [stdout]   --> src/utils.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::{collections::BTreeMap, default::Default};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout]   --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Default` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `EntrypointName` is imported redundantly
[INFO] [stdout]    --> src/v1/mod.rs:330:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |     use super::*;
[INFO] [stdout]     |         -------- the item `EntrypointName` is already imported here
[INFO] [stdout] 329 |     use concordium_contracts_common::{
[INFO] [stdout] 330 |         Cursor, EntrypointName, Get, ParseError, ParseResult, ACCOUNT_ADDRESS_SIZE,
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 58.29s
[INFO] running `Command { std: "docker" "inspect" "e2915c15ac4de26385769da776f474ea783164a6534f3c831a80dfb578b6df40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2915c15ac4de26385769da776f474ea783164a6534f3c831a80dfb578b6df40", kill_on_drop: false }`
[INFO] [stdout] e2915c15ac4de26385769da776f474ea783164a6534f3c831a80dfb578b6df40