[INFO] fetching crate evmc-vm 7.4.0...
[INFO] testing evmc-vm-7.4.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate evmc-vm 7.4.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate evmc-vm 7.4.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", 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] 46383e93c7a60377d2885a9fb14b8064a080473bcff0ea9232384ad826c6ceb8
[INFO] running `Command { std: "docker" "start" "-a" "46383e93c7a60377d2885a9fb14b8064a080473bcff0ea9232384ad826c6ceb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46383e93c7a60377d2885a9fb14b8064a080473bcff0ea9232384ad826c6ceb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46383e93c7a60377d2885a9fb14b8064a080473bcff0ea9232384ad826c6ceb8", kill_on_drop: false }`
[INFO] [stdout] 46383e93c7a60377d2885a9fb14b8064a080473bcff0ea9232384ad826c6ceb8
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] 67010a061d9af85f5d59004a75d617bacacaf578b3b3e18bab743814f1a761e4
[INFO] running `Command { std: "docker" "start" "-a" "67010a061d9af85f5d59004a75d617bacacaf578b3b3e18bab743814f1a761e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[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 1m 05s
[INFO] running `Command { std: "docker" "inspect" "67010a061d9af85f5d59004a75d617bacacaf578b3b3e18bab743814f1a761e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67010a061d9af85f5d59004a75d617bacacaf578b3b3e18bab743814f1a761e4", kill_on_drop: false }`
[INFO] [stdout] 67010a061d9af85f5d59004a75d617bacacaf578b3b3e18bab743814f1a761e4
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--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] 78bcd890a38e18378c80f484c87fa7bcb90ea666fa91c9899374243d59d4bc6b
[INFO] running `Command { std: "docker" "start" "-a" "78bcd890a38e18378c80f484c87fa7bcb90ea666fa91c9899374243d59d4bc6b", 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 1.50s
[INFO] running `Command { std: "docker" "inspect" "78bcd890a38e18378c80f484c87fa7bcb90ea666fa91c9899374243d59d4bc6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78bcd890a38e18378c80f484c87fa7bcb90ea666fa91c9899374243d59d4bc6b", kill_on_drop: false }`
[INFO] [stdout] 78bcd890a38e18378c80f484c87fa7bcb90ea666fa91c9899374243d59d4bc6b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] 8e90bad2bbaf32bdbcbff89d3dd73a4824f8fe94547c9d2b3d6ce6f9cdf917d7
[INFO] running `Command { std: "docker" "start" "-a" "8e90bad2bbaf32bdbcbff89d3dd73a4824f8fe94547c9d2b3d6ce6f9cdf917d7", 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 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/evmc_vm-27a3a727e7d1a53d
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test container::tests::container_new ... ok
[INFO] [stdout] test tests::get_code_size ... ok
[INFO] [stdout] test tests::message_from_ffi ... ok
[INFO] [stdout] test tests::message_from_ffi_with_input ... ok
[INFO] [stdout] test tests::result_from_ffi ... ok
[INFO] [stdout] test tests::message_new_with_input ... ok
[INFO] [stdout] test tests::result_into_heap_ffi_empty_data ... ok
[INFO] [stdout] test tests::result_into_heap_ffi ... ok
[INFO] [stdout] test tests::result_into_stack_ffi ... ok
[INFO] [stdout] test tests::result_new ... ok
[INFO] [stdout] test tests::test_call_empty_data ... ok
[INFO] [stdout] test tests::test_call_with_data ... ok
[INFO] [stdout] test types::tests::address_smoke_test ... 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 types::tests::uint26be_smoke_test ... ok
[INFO] [stdout] test tests::result_into_stack_ffi_empty_data ... ok
[INFO] [stdout] test tests::execution_context ... 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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e90bad2bbaf32bdbcbff89d3dd73a4824f8fe94547c9d2b3d6ce6f9cdf917d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e90bad2bbaf32bdbcbff89d3dd73a4824f8fe94547c9d2b3d6ce6f9cdf917d7", kill_on_drop: false }`
[INFO] [stdout] 8e90bad2bbaf32bdbcbff89d3dd73a4824f8fe94547c9d2b3d6ce6f9cdf917d7