[INFO] fetching crate substrate-wasmtime-profiling 0.16.0-threadsafe.4...
[INFO] testing substrate-wasmtime-profiling-0.16.0-threadsafe.4 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065-1
[INFO] extracting crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] finished tweaking crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4
[INFO] tweaked toml for crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate substrate-wasmtime-profiling 0.16.0-threadsafe.4 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 108 packages to latest compatible versions
[INFO] [stderr]       Adding cfg-if v0.1.10 (available: v1.0.4)
[INFO] [stderr]       Adding gimli v0.20.0 (available: v0.33.1)
[INFO] [stderr]       Adding ittapi-rs v0.1.6 (available: v0.3.0)
[INFO] [stderr]       Adding object v0.18.0 (available: v0.39.0)
[INFO] [stderr]       Adding scroll v0.10.2 (available: v0.13.0)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (available: v0.13.5)
[INFO] [stderr]       Adding wasmtime-environ v0.16.0 (available: v43.0.0)
[INFO] [stderr]       Adding zstd-sys v1.4.18+zstd.1.4.7 (available: v1.6.3+zstd.1.5.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddfe4a50b30b3299b29892343e754b1547920e5c448468c238837e76c7d629b7
[INFO] running `Command { std: "docker" "start" "-a" "ddfe4a50b30b3299b29892343e754b1547920e5c448468c238837e76c7d629b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddfe4a50b30b3299b29892343e754b1547920e5c448468c238837e76c7d629b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddfe4a50b30b3299b29892343e754b1547920e5c448468c238837e76c7d629b7", kill_on_drop: false }`
[INFO] [stdout] ddfe4a50b30b3299b29892343e754b1547920e5c448468c238837e76c7d629b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ee749af8038d51ab81b3dd7eab40b21243619395781da99a7f5c8110605707
[INFO] running `Command { std: "docker" "start" "-a" "47ee749af8038d51ab81b3dd7eab40b21243619395781da99a7f5c8110605707", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.63.0
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling regalloc v0.0.21
[INFO] [stderr]    Compiling gimli v0.20.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling wasmparser v0.51.4
[INFO] [stderr]    Compiling wasmtime-environ v0.16.0
[INFO] [stderr]    Compiling cranelift-entity v0.63.0
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling substrate-wasmtime-runtime v0.16.0-threadsafe.4
[INFO] [stderr]    Compiling errno v0.2.8
[INFO] [stderr]    Compiling more-asserts v0.2.2
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.63.0
[INFO] [stderr]    Compiling cranelift-bforest v0.63.0
[INFO] [stderr]    Compiling file-per-thread-logger v0.1.6
[INFO] [stderr]    Compiling zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling cranelift-codegen v0.63.0
[INFO] [stderr]    Compiling cranelift-frontend v0.63.0
[INFO] [stderr]    Compiling cranelift-wasm v0.63.0
[INFO] [stderr]    Compiling zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]    Compiling substrate-wasmtime-profiling v0.16.0-threadsafe.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct NullProfilerAgentError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.63.0, wasmtime-environ v0.16.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "47ee749af8038d51ab81b3dd7eab40b21243619395781da99a7f5c8110605707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ee749af8038d51ab81b3dd7eab40b21243619395781da99a7f5c8110605707", kill_on_drop: false }`
[INFO] [stdout] 47ee749af8038d51ab81b3dd7eab40b21243619395781da99a7f5c8110605707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 92f522dd2b49374f79a1972a78f525fbd5a692dc78304415e480795a70eb3868
[INFO] running `Command { std: "docker" "start" "-a" "92f522dd2b49374f79a1972a78f525fbd5a692dc78304415e480795a70eb3868", kill_on_drop: false }`
[INFO] [stdout] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct NullProfilerAgentError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling substrate-wasmtime-profiling v0.16.0-threadsafe.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stdout]   --> src/lib.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct NullProfilerAgentError;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.63.0, wasmtime-environ v0.16.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "92f522dd2b49374f79a1972a78f525fbd5a692dc78304415e480795a70eb3868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92f522dd2b49374f79a1972a78f525fbd5a692dc78304415e480795a70eb3868", kill_on_drop: false }`
[INFO] [stdout] 92f522dd2b49374f79a1972a78f525fbd5a692dc78304415e480795a70eb3868
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fae233150b4b4360c0b003979ef849a99b3de66f1bd6d7db50f05884bc24c296
[INFO] running `Command { std: "docker" "start" "-a" "fae233150b4b4360c0b003979ef849a99b3de66f1bd6d7db50f05884bc24c296", kill_on_drop: false }`
[INFO] [stderr] warning: struct `NullProfilerAgentError` is never constructed
[INFO] [stderr]   --> src/lib.rs:47:8
[INFO] [stderr]    |
[INFO] [stderr] 47 | struct NullProfilerAgentError;
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `substrate-wasmtime-profiling` (lib) generated 1 warning
[INFO] [stderr] warning: `substrate-wasmtime-profiling` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.63.0, wasmtime-environ v0.16.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/substrate_wasmtime_profiling-8ed8b82c343852a3)
[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] [stderr]    Doc-tests substrate_wasmtime_profiling
[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" "fae233150b4b4360c0b003979ef849a99b3de66f1bd6d7db50f05884bc24c296", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae233150b4b4360c0b003979ef849a99b3de66f1bd6d7db50f05884bc24c296", kill_on_drop: false }`
[INFO] [stdout] fae233150b4b4360c0b003979ef849a99b3de66f1bd6d7db50f05884bc24c296
