[INFO] fetching crate evmc-vm 7.4.0...
[INFO] testing evmc-vm-7.4.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate evmc-vm 7.4.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate evmc-vm 7.4.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate evmc-vm 7.4.0
[INFO] finished tweaking crates.io crate evmc-vm 7.4.0
[INFO] tweaked toml for crates.io crate evmc-vm 7.4.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded evmc-sys v7.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d8af647956919958c95b9b93cd3e36796f49bde348ea487622f97456e93eeca
[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" "8d8af647956919958c95b9b93cd3e36796f49bde348ea487622f97456e93eeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d8af647956919958c95b9b93cd3e36796f49bde348ea487622f97456e93eeca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d8af647956919958c95b9b93cd3e36796f49bde348ea487622f97456e93eeca", kill_on_drop: false }`
[INFO] [stdout] 8d8af647956919958c95b9b93cd3e36796f49bde348ea487622f97456e93eeca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 463a99c20d77729817f75b87eb16595c210ee737243d44a78ff3c5622ddb8014
[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" "463a99c20d77729817f75b87eb16595c210ee737243d44a78ff3c5622ddb8014", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling evmc-sys v7.4.0
[INFO] [stderr]    Compiling evmc-vm v7.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.94s
[INFO] running `Command { std: "docker" "inspect" "463a99c20d77729817f75b87eb16595c210ee737243d44a78ff3c5622ddb8014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "463a99c20d77729817f75b87eb16595c210ee737243d44a78ff3c5622ddb8014", kill_on_drop: false }`
[INFO] [stdout] 463a99c20d77729817f75b87eb16595c210ee737243d44a78ff3c5622ddb8014
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c6e646e41863602609c43e33620f1f0342c5e9130ac8e5f0d898093c6c50c88
[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" "6c6e646e41863602609c43e33620f1f0342c5e9130ac8e5f0d898093c6c50c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling evmc-vm v7.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:820:13
[INFO] [stdout]     |
[INFO] [stdout] 820 |         let mut exe_context = ExecutionContext::new(&host, host_context);
[INFO] [stdout]     |             ----^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "6c6e646e41863602609c43e33620f1f0342c5e9130ac8e5f0d898093c6c50c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c6e646e41863602609c43e33620f1f0342c5e9130ac8e5f0d898093c6c50c88", kill_on_drop: false }`
[INFO] [stdout] 6c6e646e41863602609c43e33620f1f0342c5e9130ac8e5f0d898093c6c50c88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2ff82cae52bb4cc1225ced2e2032b5625e41101054602b94e5249b356a0b7e10
[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" "2ff82cae52bb4cc1225ced2e2032b5625e41101054602b94e5249b356a0b7e10", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:820:13
[INFO] [stderr]     |
[INFO] [stderr] 820 |         let mut exe_context = ExecutionContext::new(&host, host_context);
[INFO] [stderr]     |             ----^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evmc_vm-0846706a787d4136
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test tests::message_new_with_input ... ok
[INFO] [stdout] test tests::result_into_heap_ffi ... ok
[INFO] [stdout] test tests::result_new ... ok
[INFO] [stdout] test types::tests::address_smoke_test ... ok
[INFO] [stdout] test tests::result_into_stack_ffi_empty_data ... ok
[INFO] [stdout] test tests::result_into_heap_ffi_empty_data ... ok
[INFO] [stdout] test tests::test_call_empty_data ... ok
[INFO] [stdout] test types::tests::message_flags ... ok
[INFO] [stdout] test types::tests::message_kind ... ok
[INFO] [stdout] test types::tests::revision ... ok
[INFO] [stdout] test types::tests::status_code ... ok
[INFO] [stdout] test types::tests::storage_status ... ok
[INFO] [stdout] test tests::test_call_with_data ... ok
[INFO] [stdout] test types::tests::uint26be_smoke_test ... ok
[INFO] [stdout] test tests::result_into_stack_ffi ... ok
[INFO] [stdout] test tests::result_from_ffi ... ok
[INFO] [stdout] test tests::execution_context ... ok
[INFO] [stdout] test tests::message_from_ffi ... ok
[INFO] [stdout] test container::tests::container_new ... ok
[INFO] [stdout] test tests::get_code_size ... ok
[INFO] [stdout] test tests::message_from_ffi_with_input ... ok
[INFO] [stderr]    Doc-tests evmc-vm
[INFO] [stdout] test types::tests::bytes32_smoke_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2ff82cae52bb4cc1225ced2e2032b5625e41101054602b94e5249b356a0b7e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ff82cae52bb4cc1225ced2e2032b5625e41101054602b94e5249b356a0b7e10", kill_on_drop: false }`
[INFO] [stdout] 2ff82cae52bb4cc1225ced2e2032b5625e41101054602b94e5249b356a0b7e10