[INFO] fetching crate ink_lang 3.4.0...
[INFO] building ink_lang-3.4.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate ink_lang 3.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate ink_lang 3.4.0
[INFO] finished tweaking crates.io crate ink_lang 3.4.0
[INFO] tweaked toml for crates.io crate ink_lang 3.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ink_lang 3.4.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 100 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding ink_env v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_metadata v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_prelude v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_primitives v3.4.0 (available: v5.1.1)
[INFO] [stderr]       Adding ink_storage v3.4.0 (available: v5.1.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78af9fea3b11d8476c985622deb48066d2f5d3dcd3d1fbb849933844c5ccf68e
[INFO] running `Command { std: "docker" "start" "-a" "78af9fea3b11d8476c985622deb48066d2f5d3dcd3d1fbb849933844c5ccf68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78af9fea3b11d8476c985622deb48066d2f5d3dcd3d1fbb849933844c5ccf68e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78af9fea3b11d8476c985622deb48066d2f5d3dcd3d1fbb849933844c5ccf68e", kill_on_drop: false }`
[INFO] [stdout] 78af9fea3b11d8476c985622deb48066d2f5d3dcd3d1fbb849933844c5ccf68e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcb7d2c6083297f48fe3f8ad8db0d16614fef5987631ab1f1f61355a0c94021c
[INFO] running `Command { std: "docker" "start" "-a" "dcb7d2c6083297f48fe3f8ad8db0d16614fef5987631ab1f1f61355a0c94021c", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling secp256k1-sys v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling ink_prelude v3.4.0
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling blake2 v0.10.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling cpufeatures v0.2.17
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling toml_edit v0.23.6
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling ink_allocator v3.4.0
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling array-init v2.1.0
[INFO] [stderr]    Compiling proc-macro-crate v3.4.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling ink_lang_ir v3.4.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling secp256k1 v0.24.3
[INFO] [stderr]    Compiling ink_storage_derive v3.4.0
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling ink_lang_codegen v3.4.0
[INFO] [stderr]    Compiling ink_engine v3.4.0
[INFO] [stderr]    Compiling ink_primitives v3.4.0
[INFO] [stderr]    Compiling ink_metadata v3.4.0
[INFO] [stderr]    Compiling ink_env v3.4.0
[INFO] [stderr]    Compiling ink_storage v3.4.0
[INFO] [stderr]    Compiling ink_lang_macro v3.4.0
[INFO] [stderr]    Compiling ink_lang v3.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[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 51.31s
[INFO] running `Command { std: "docker" "inspect" "dcb7d2c6083297f48fe3f8ad8db0d16614fef5987631ab1f1f61355a0c94021c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcb7d2c6083297f48fe3f8ad8db0d16614fef5987631ab1f1f61355a0c94021c", kill_on_drop: false }`
[INFO] [stdout] dcb7d2c6083297f48fe3f8ad8db0d16614fef5987631ab1f1f61355a0c94021c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac8b530703f78af8518a4eeb8d0bdd0c5568f598f9d65270c132812bdf6cc86
[INFO] running `Command { std: "docker" "start" "-a" "aac8b530703f78af8518a4eeb8d0bdd0c5568f598f9d65270c132812bdf6cc86", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling dissimilar v1.0.10
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling glob v0.3.3
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling toml v0.9.7
[INFO] [stderr]    Compiling ink_lang_ir v3.4.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling parity-scale-codec-derive v3.7.5
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling scale-info-derive v2.11.6
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling ink_storage_derive v3.4.0
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling parity-scale-codec v3.7.5
[INFO] [stderr]    Compiling scale-info v2.11.6
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ink_lang_codegen v3.4.0
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling trybuild v1.0.111
[INFO] [stderr]    Compiling ink_primitives v3.4.0
[INFO] [stderr]    Compiling ink_engine v3.4.0
[INFO] [stderr]    Compiling ink_metadata v3.4.0
[INFO] [stderr]    Compiling ink_lang_macro v3.4.0
[INFO] [stderr]    Compiling ink_env v3.4.0
[INFO] [stderr]    Compiling ink_storage v3.4.0
[INFO] [stderr]    Compiling ink_lang v3.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 59.79s
[INFO] running `Command { std: "docker" "inspect" "aac8b530703f78af8518a4eeb8d0bdd0c5568f598f9d65270c132812bdf6cc86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac8b530703f78af8518a4eeb8d0bdd0c5568f598f9d65270c132812bdf6cc86", kill_on_drop: false }`
[INFO] [stdout] aac8b530703f78af8518a4eeb8d0bdd0c5568f598f9d65270c132812bdf6cc86