[INFO] fetching crate tc-executor-wasmtime 0.8.0...
[INFO] building tc-executor-wasmtime-0.8.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate tc-executor-wasmtime 0.8.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate tc-executor-wasmtime 0.8.0
[INFO] finished tweaking crates.io crate tc-executor-wasmtime 0.8.0
[INFO] tweaked toml for crates.io crate tc-executor-wasmtime 0.8.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tc-executor-wasmtime 0.8.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 311 packages to latest compatible versions
[INFO] [stderr]       Adding tetsy-wasm v0.41.0 (available: v0.42.1)
[INFO] [stderr]       Adding twasm-utils v0.16.0 (available: v0.17.0)
[INFO] [stderr]       Adding wasmtime v0.19.0 (available: v37.0.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 478e512b100235bb5bc93d6a4e8b9c8da78f8dacad2a2379a304d2e7acd4b7ab
[INFO] running `Command { std: "docker" "start" "-a" "478e512b100235bb5bc93d6a4e8b9c8da78f8dacad2a2379a304d2e7acd4b7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478e512b100235bb5bc93d6a4e8b9c8da78f8dacad2a2379a304d2e7acd4b7ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478e512b100235bb5bc93d6a4e8b9c8da78f8dacad2a2379a304d2e7acd4b7ab", kill_on_drop: false }`
[INFO] [stdout] 478e512b100235bb5bc93d6a4e8b9c8da78f8dacad2a2379a304d2e7acd4b7ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5fc6af35ce3714aa604731c82808d247775c61b59cdc9d72da65ab07038d7ce
[INFO] running `Command { std: "docker" "start" "-a" "b5fc6af35ce3714aa604731c82808d247775c61b59cdc9d72da65ab07038d7ce", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling twasmi v0.6.2
[INFO] [stderr]    Compiling tetsy-impl-codec v0.5.1
[INFO] [stderr]    Compiling tetsy-primitive-types v0.9.1
[INFO] [stderr]    Compiling tetcore-storage v2.1.2
[INFO] [stderr]    Compiling merlin v2.0.1
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling curve25519-dalek v2.1.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling wasmtime-runtime v0.19.0
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling instant v0.1.13
[INFO] [stderr]    Compiling wasmparser v0.57.0
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling wasm-encoder v0.239.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling tetsy-util-mem v0.9.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling signature v1.6.4
[INFO] [stderr]    Compiling environ v1.1.3
[INFO] [stderr]    Compiling externalities v2.1.2
[INFO] [stderr]    Compiling ed25519 v1.5.3
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling tp-runtime-interface-proc-macro v2.1.2
[INFO] [stderr]    Compiling tetsy-util-mem-derive v0.1.1
[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling tetcore-wasm-interface v2.1.2
[INFO] [stderr]    Compiling tetcore-tracing v2.1.2
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling curve25519-dalek v3.2.1
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling leb128fmt v0.1.0
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling dyn-clonable v0.9.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling tetcore-bip39 v0.4.2
[INFO] [stderr]    Compiling tp-runtime-interface v2.1.2
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling tiny-bip39 v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling secrecy v0.7.0
[INFO] [stderr]    Compiling tetsy-hash256-std-hasher v0.15.3
[INFO] [stderr]    Compiling object v0.19.0
[INFO] [stderr]    Compiling bumpalo v3.19.0
[INFO] [stderr]    Compiling tetsy-hash-db v0.15.3
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling wast v239.0.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling serializer v2.1.2
[INFO] [stderr]    Compiling twasm-utils v0.16.0
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling tet-core v2.1.2
[INFO] [stderr]    Compiling cranelift-frontend v0.66.0
[INFO] [stderr]    Compiling cranelift-wasm v0.66.0
[INFO] [stderr]    Compiling cranelift-native v0.66.0
[INFO] [stderr]    Compiling wat v1.239.0
[INFO] [stderr]    Compiling tp-allocator v2.1.2
[INFO] [stderr]    Compiling tc-executor-common v0.8.0
[INFO] [stderr]    Compiling zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]    Compiling wasmtime-debug v0.19.0
[INFO] [stderr]    Compiling wasmtime-profiling v0.19.0
[INFO] [stderr]    Compiling wasmtime-obj v0.19.0
[INFO] [stderr]    Compiling wasmtime-jit v0.19.0
[INFO] [stderr]    Compiling wasmtime v0.19.0
[INFO] [stderr]    Compiling tc-executor-wasmtime v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/instance_wrapper.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 |             &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let _ = &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5m 14s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.66.0, wasmparser v0.57.0, wasmparser v0.59.0, wasmtime-debug v0.19.0, wasmtime-environ v0.19.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "b5fc6af35ce3714aa604731c82808d247775c61b59cdc9d72da65ab07038d7ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5fc6af35ce3714aa604731c82808d247775c61b59cdc9d72da65ab07038d7ce", kill_on_drop: false }`
[INFO] [stdout] b5fc6af35ce3714aa604731c82808d247775c61b59cdc9d72da65ab07038d7ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a4e0f64f48b5e029c15caa1d3c5c8f8b45204cb0fcbb3ed0c7efcbee0471129
[INFO] running `Command { std: "docker" "start" "-a" "5a4e0f64f48b5e029c15caa1d3c5c8f8b45204cb0fcbb3ed0c7efcbee0471129", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/instance_wrapper.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 |             &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let _ = &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tc-executor-wasmtime v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/instance_wrapper.rs:388:4
[INFO] [stdout]     |
[INFO] [stdout] 388 |             &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 388 |             let _ = &mut memory[range].copy_from_slice(data);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.73s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.66.0, wasmparser v0.57.0, wasmparser v0.59.0, wasmtime-debug v0.19.0, wasmtime-environ v0.19.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5a4e0f64f48b5e029c15caa1d3c5c8f8b45204cb0fcbb3ed0c7efcbee0471129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a4e0f64f48b5e029c15caa1d3c5c8f8b45204cb0fcbb3ed0c7efcbee0471129", kill_on_drop: false }`
[INFO] [stdout] 5a4e0f64f48b5e029c15caa1d3c5c8f8b45204cb0fcbb3ed0c7efcbee0471129