[INFO] fetching crate tp-allocator 2.1.2...
[INFO] building tp-allocator-2.1.2 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate tp-allocator 2.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate tp-allocator 2.1.2 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tp-allocator 2.1.2
[INFO] finished tweaking crates.io crate tp-allocator 2.1.2
[INFO] tweaked toml for crates.io crate tp-allocator 2.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f65b4dc7eabc888bddd6bfc63bd1b82350305bddf4a9c822090620ca8076acee
[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" "f65b4dc7eabc888bddd6bfc63bd1b82350305bddf4a9c822090620ca8076acee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f65b4dc7eabc888bddd6bfc63bd1b82350305bddf4a9c822090620ca8076acee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65b4dc7eabc888bddd6bfc63bd1b82350305bddf4a9c822090620ca8076acee", kill_on_drop: false }`
[INFO] [stdout] f65b4dc7eabc888bddd6bfc63bd1b82350305bddf4a9c822090620ca8076acee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a622cd31d2771446d9bcf7661ec5106bf4260ec1321308e8cd1a67aad23f0a59
[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" "a622cd31d2771446d9bcf7661ec5106bf4260ec1321308e8cd1a67aad23f0a59", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling tetsy-util-mem v0.9.1
[INFO] [stderr]    Compiling tetsy-hash-db v0.15.3
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling debug-derive v2.1.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling tetsy-util-mem-derive v0.1.1
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling dyn-clonable v0.9.0
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling merlin v2.0.1
[INFO] [stderr]    Compiling curve25519-dalek v2.1.3
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling secrecy v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling tiny-bip39 v0.8.0
[INFO] [stderr]    Compiling futures-executor v0.3.16
[INFO] [stderr]    Compiling futures v0.3.16
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling tetsy-impl-serde v0.3.2
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling impl-serde v0.3.1
[INFO] [stderr]    Compiling tracing-serde v0.1.2
[INFO] [stderr]    Compiling schnorrkel v0.9.1
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling tetcore-bip39 v0.4.2
[INFO] [stderr]    Compiling tracing-subscriber v0.2.19
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]    Compiling tp-runtime-interface-proc-macro v2.1.2
[INFO] [stderr]    Compiling tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling tetsy-impl-codec v0.5.1
[INFO] [stderr]    Compiling tetcore-storage v2.1.2
[INFO] [stderr]    Compiling tetcore-tracing v2.1.2
[INFO] [stderr]    Compiling tetcore-wasm-interface v2.1.2
[INFO] [stderr]    Compiling tetsy-primitive-types v0.9.1
[INFO] [stderr]    Compiling externalities v2.1.2
[INFO] [stderr]    Compiling tp-runtime-interface v2.1.2
[INFO] [stderr]    Compiling tet-core v2.1.2
[INFO] [stderr]    Compiling tp-allocator v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/freeing_bump.rs:476:3
[INFO] [stdout]     |
[INFO] [stdout] 476 |         &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 476 |         let _ = &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "a622cd31d2771446d9bcf7661ec5106bf4260ec1321308e8cd1a67aad23f0a59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a622cd31d2771446d9bcf7661ec5106bf4260ec1321308e8cd1a67aad23f0a59", kill_on_drop: false }`
[INFO] [stdout] a622cd31d2771446d9bcf7661ec5106bf4260ec1321308e8cd1a67aad23f0a59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 80053a3798a00e201c1d7d6677f786682cee5c01232239edf6b5ca9b12ef7dbd
[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" "80053a3798a00e201c1d7d6677f786682cee5c01232239edf6b5ca9b12ef7dbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling tp-allocator v2.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/freeing_bump.rs:476:3
[INFO] [stdout]     |
[INFO] [stdout] 476 |         &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 476 |         let _ = &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/freeing_bump.rs:476:3
[INFO] [stdout]     |
[INFO] [stdout] 476 |         &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 476 |         let _ = &mut self[range].copy_from_slice(&bytes[..]);
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "80053a3798a00e201c1d7d6677f786682cee5c01232239edf6b5ca9b12ef7dbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80053a3798a00e201c1d7d6677f786682cee5c01232239edf6b5ca9b12ef7dbd", kill_on_drop: false }`
[INFO] [stdout] 80053a3798a00e201c1d7d6677f786682cee5c01232239edf6b5ca9b12ef7dbd