[INFO] fetching crate eng-pwasm-abi 0.3.2...
[INFO] checking eng-pwasm-abi-0.3.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate eng-pwasm-abi 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate eng-pwasm-abi 0.3.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eng-pwasm-abi 0.3.2
[INFO] finished tweaking crates.io crate eng-pwasm-abi 0.3.2
[INFO] tweaked toml for crates.io crate eng-pwasm-abi 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc046307035366f2740b14ad0f0d85a31a38f7b2cf34968ca5e2b25225547ea4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc046307035366f2740b14ad0f0d85a31a38f7b2cf34968ca5e2b25225547ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc046307035366f2740b14ad0f0d85a31a38f7b2cf34968ca5e2b25225547ea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc046307035366f2740b14ad0f0d85a31a38f7b2cf34968ca5e2b25225547ea4", kill_on_drop: false }`
[INFO] [stdout] bc046307035366f2740b14ad0f0d85a31a38f7b2cf34968ca5e2b25225547ea4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 631c380b741e8c82868c12a3f54c2f4c2ff5c6c2e9e43a93387976f96656689e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "631c380b741e8c82868c12a3f54c2f4c2ff5c6c2e9e43a93387976f96656689e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]    Compiling proc-macro-hack v0.4.2
[INFO] [stderr]     Checking uint v0.6.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.2
[INFO] [stderr]     Checking hex-literal v0.1.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking eng-pwasm-abi v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / construct_uint!{
[INFO] [stdout] 14 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 15 | |     pub struct U256(4);
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / construct_uint!{
[INFO] [stdout] 14 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 15 | |     pub struct U256(4);
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / construct_uint!{
[INFO] [stdout] 19 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 20 | |     pub struct U512(8);
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `core::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / construct_uint!{
[INFO] [stdout] 19 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 20 | |     pub struct U512(8);
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/eth/tests.rs:78:56
[INFO] [stdout]    |
[INFO] [stdout] 78 | fn single_decode<T: super::AbiType>(payload: &[u8]) -> (T) {
[INFO] [stdout]    |                                                        ^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / construct_uint!{
[INFO] [stdout] 14 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 15 | |     pub struct U256(4);
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / construct_uint!{
[INFO] [stdout] 14 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 15 | |     pub struct U256(4);
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / construct_uint!{
[INFO] [stdout] 19 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 20 | |     pub struct U512(8);
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/types.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | / construct_uint!{
[INFO] [stdout] 19 | |     #[cfg_attr(feature = "serialize", derive(Serialize, Deserialize))]
[INFO] [stdout] 20 | |     pub struct U512(8);
[INFO] [stdout] 21 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.12s
[INFO] running `Command { std: "docker" "inspect" "631c380b741e8c82868c12a3f54c2f4c2ff5c6c2e9e43a93387976f96656689e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631c380b741e8c82868c12a3f54c2f4c2ff5c6c2e9e43a93387976f96656689e", kill_on_drop: false }`
[INFO] [stdout] 631c380b741e8c82868c12a3f54c2f4c2ff5c6c2e9e43a93387976f96656689e