[INFO] fetching crate multiversx-sc 0.62.1...
[INFO] checking multiversx-sc-0.62.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate multiversx-sc 0.62.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate multiversx-sc 0.62.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate multiversx-sc 0.62.1
[INFO] tweaked toml for crates.io crate multiversx-sc 0.62.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate multiversx-sc 0.62.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate multiversx-sc 0.62.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69376c8a4c9ed5a9cdf6a962818fcec37575f94b5a3c81baeb6a89dff878f43
[INFO] running `Command { std: "docker" "start" "-a" "f69376c8a4c9ed5a9cdf6a962818fcec37575f94b5a3c81baeb6a89dff878f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69376c8a4c9ed5a9cdf6a962818fcec37575f94b5a3c81baeb6a89dff878f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69376c8a4c9ed5a9cdf6a962818fcec37575f94b5a3c81baeb6a89dff878f43", kill_on_drop: false }`
[INFO] [stdout] f69376c8a4c9ed5a9cdf6a962818fcec37575f94b5a3c81baeb6a89dff878f43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 305592c4161e7dabe7460d58fa17eeb78f0e14954ef7b225d7f138d38f961485
[INFO] running `Command { std: "docker" "start" "-a" "305592c4161e7dabe7460d58fa17eeb78f0e14954ef7b225d7f138d38f961485", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.20
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling typenum v1.19.0
[INFO] [stderr]    Compiling endian-type v0.2.0
[INFO] [stderr]     Checking unwrap-infallible v0.1.5
[INFO] [stderr]     Checking hex-literal v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.3.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]     Checking generic-array v1.3.5
[INFO] [stderr]    Compiling multiversx-sc-codec-derive v0.23.1
[INFO] [stderr]    Compiling multiversx-sc-derive v0.62.1
[INFO] [stderr]     Checking multiversx-sc-codec v0.23.1
[INFO] [stderr]     Checking multiversx-chain-core v0.19.1
[INFO] [stderr]     Checking multiversx-sc v0.62.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<managed_buffer::ManagedBuffer<M>, Infallible>
[INFO] [stdout]    --> src/types/interaction/managed_arg_buffer.rs:306:24
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let item = ManagedBuffer::dep_decode_or_handle_err(&mut nested_de_input, h)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multiversx-sc` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<managed_buffer::ManagedBuffer<M>, Infallible>
[INFO] [stdout]    --> src/types/interaction/managed_arg_buffer.rs:306:24
[INFO] [stdout]     |
[INFO] [stdout] 306 |             let item = ManagedBuffer::dep_decode_or_handle_err(&mut nested_de_input, h)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multiversx-sc` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "305592c4161e7dabe7460d58fa17eeb78f0e14954ef7b225d7f138d38f961485", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "305592c4161e7dabe7460d58fa17eeb78f0e14954ef7b225d7f138d38f961485", kill_on_drop: false }`
[INFO] [stdout] 305592c4161e7dabe7460d58fa17eeb78f0e14954ef7b225d7f138d38f961485