[INFO] fetching crate elrond-wasm-debug 0.5.3...
[INFO] testing elrond-wasm-debug-0.5.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate elrond-wasm-debug 0.5.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate elrond-wasm-debug 0.5.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elrond-wasm-debug 0.5.3
[INFO] finished tweaking crates.io crate elrond-wasm-debug 0.5.3
[INFO] tweaked toml for crates.io crate elrond-wasm-debug 0.5.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1cb07416ce3a8ab74398ba1062d5866f31796111e65788ccc26725367eeeb53
[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" "c1cb07416ce3a8ab74398ba1062d5866f31796111e65788ccc26725367eeeb53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1cb07416ce3a8ab74398ba1062d5866f31796111e65788ccc26725367eeeb53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1cb07416ce3a8ab74398ba1062d5866f31796111e65788ccc26725367eeeb53", kill_on_drop: false }`
[INFO] [stdout] c1cb07416ce3a8ab74398ba1062d5866f31796111e65788ccc26725367eeeb53
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c8bf9409afbaa2abdd59d47a539a3c11b940d138a9a772f2c243643338560fb
[INFO] running `Command { std: "docker" "start" "-a" "2c8bf9409afbaa2abdd59d47a539a3c11b940d138a9a772f2c243643338560fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling elrond-codec v0.1.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha3 v0.8.2
[INFO] [stderr]    Compiling elrond-wasm v0.5.4
[INFO] [stderr]    Compiling elrond-wasm-debug v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0053]: method `using_top_encoded` has an incompatible type for trait
[INFO] [stdout]    --> src/big_int_mock.rs:151:5
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn using_top_encoded<F: FnOnce(&[u8])>(&self, f: F) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(&big_int_mock::RustBigInt, _) -> std::result::Result<(), elrond_wasm::elrond_codec::EncodeError>`
[INFO] [stdout]                found fn pointer `fn(&big_int_mock::RustBigInt, _)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `dep_encode_to` has an incompatible type for trait
[INFO] [stdout]    --> src/big_int_mock.rs:156:5
[INFO] [stdout]     |
[INFO] [stdout] 156 |     fn dep_encode_to<O: Output>(&self, dest: &mut O) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(&big_int_mock::RustBigInt, &mut O) -> std::result::Result<(), elrond_wasm::elrond_codec::EncodeError>`
[INFO] [stdout]                found fn pointer `fn(&big_int_mock::RustBigInt, &mut O)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `using_top_encoded` has an incompatible type for trait
[INFO] [stdout]    --> src/big_uint_mock.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     fn using_top_encoded<F: FnOnce(&[u8])>(&self, f: F) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(&big_uint_mock::RustBigUint, _) -> std::result::Result<(), elrond_wasm::elrond_codec::EncodeError>`
[INFO] [stdout]                found fn pointer `fn(&big_uint_mock::RustBigUint, _)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0053]: method `dep_encode_to` has an incompatible type for trait
[INFO] [stdout]    --> src/big_uint_mock.rs:234:5
[INFO] [stdout]     |
[INFO] [stdout] 234 |     fn dep_encode_to<O: Output>(&self, dest: &mut O) {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found `()`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected fn pointer `fn(&big_uint_mock::RustBigUint, &mut O) -> std::result::Result<(), elrond_wasm::elrond_codec::EncodeError>`
[INFO] [stdout]                found fn pointer `fn(&big_uint_mock::RustBigUint, &mut O)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `elrond-wasm-debug`.
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0053`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2c8bf9409afbaa2abdd59d47a539a3c11b940d138a9a772f2c243643338560fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8bf9409afbaa2abdd59d47a539a3c11b940d138a9a772f2c243643338560fb", kill_on_drop: false }`
[INFO] [stdout] 2c8bf9409afbaa2abdd59d47a539a3c11b940d138a9a772f2c243643338560fb