[INFO] fetching crate contract-address 0.6.0... [INFO] checking contract-address-0.6.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] extracting crate contract-address 0.6.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate contract-address 0.6.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate contract-address 0.6.0 [INFO] finished tweaking crates.io crate contract-address 0.6.0 [INFO] tweaked toml for crates.io crate contract-address 0.6.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] b278dcd548edbc50d078e0d70e8d58c3b964279e17b373be140305fd70afd1a3 [INFO] running `Command { std: "docker" "start" "-a" "b278dcd548edbc50d078e0d70e8d58c3b964279e17b373be140305fd70afd1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b278dcd548edbc50d078e0d70e8d58c3b964279e17b373be140305fd70afd1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b278dcd548edbc50d078e0d70e8d58c3b964279e17b373be140305fd70afd1a3", kill_on_drop: false }` [INFO] [stdout] b278dcd548edbc50d078e0d70e8d58c3b964279e17b373be140305fd70afd1a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1dcfceceff3ab958c0f3823484b00c5b0601a80eef87fe0d80c0432fa966d80a [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" "1dcfceceff3ab958c0f3823484b00c5b0601a80eef87fe0d80c0432fa966d80a", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Checking byte-slice-cast v1.0.0 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking arrayvec v0.7.1 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking rlp v0.5.1 [INFO] [stderr] Checking uint v0.9.1 [INFO] [stderr] Checking bitvec v0.20.4 [INFO] [stderr] Checking impl-rlp v0.3.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking fixed-hash v0.7.0 [INFO] [stderr] Checking impl-serde v0.3.1 [INFO] [stderr] Checking ethbloom v0.11.0 [INFO] [stderr] Compiling toml v0.5.8 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling impl-trait-for-tuples v0.2.1 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling proc-macro-crate v1.0.0 [INFO] [stderr] Compiling parity-scale-codec-derive v2.2.0 [INFO] [stderr] Checking parity-scale-codec v2.2.0 [INFO] [stderr] Checking impl-codec v0.5.1 [INFO] [stderr] Checking primitive-types v0.9.1 [INFO] [stderr] Checking keccak-hash v0.7.0 [INFO] [stderr] Checking ethereum-types v0.11.0 [INFO] [stderr] Checking contract-address v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:37:3 [INFO] [stdout] | [INFO] [stdout] 37 | &mut buffer[1..(1 + 20)].copy_from_slice(&sender[..]); [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] 37 | let _ = &mut buffer[1..(1 + 20)].copy_from_slice(&sender[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:38:3 [INFO] [stdout] | [INFO] [stdout] 38 | &mut buffer[(1 + 20)..(1 + 20 + 32)].copy_from_slice(&salt[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 38 | let _ = &mut buffer[(1 + 20)..(1 + 20 + 32)].copy_from_slice(&salt[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | &mut buffer[(1 + 20 + 32)..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = &mut buffer[(1 + 20 + 32)..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:49:3 [INFO] [stdout] | [INFO] [stdout] 49 | &mut buffer[..20].copy_from_slice(&sender[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = &mut buffer[..20].copy_from_slice(&sender[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:50:3 [INFO] [stdout] | [INFO] [stdout] 50 | &mut buffer[20..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = &mut buffer[20..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:37:3 [INFO] [stdout] | [INFO] [stdout] 37 | &mut buffer[1..(1 + 20)].copy_from_slice(&sender[..]); [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] 37 | let _ = &mut buffer[1..(1 + 20)].copy_from_slice(&sender[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:38:3 [INFO] [stdout] | [INFO] [stdout] 38 | &mut buffer[(1 + 20)..(1 + 20 + 32)].copy_from_slice(&salt[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 38 | let _ = &mut buffer[(1 + 20)..(1 + 20 + 32)].copy_from_slice(&salt[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:39:3 [INFO] [stdout] | [INFO] [stdout] 39 | &mut buffer[(1 + 20 + 32)..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 39 | let _ = &mut buffer[(1 + 20 + 32)..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:49:3 [INFO] [stdout] | [INFO] [stdout] 49 | &mut buffer[..20].copy_from_slice(&sender[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 49 | let _ = &mut buffer[..20].copy_from_slice(&sender[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:50:3 [INFO] [stdout] | [INFO] [stdout] 50 | &mut buffer[20..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 50 | let _ = &mut buffer[20..].copy_from_slice(&code_hash[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.53s [INFO] running `Command { std: "docker" "inspect" "1dcfceceff3ab958c0f3823484b00c5b0601a80eef87fe0d80c0432fa966d80a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dcfceceff3ab958c0f3823484b00c5b0601a80eef87fe0d80c0432fa966d80a", kill_on_drop: false }` [INFO] [stdout] 1dcfceceff3ab958c0f3823484b00c5b0601a80eef87fe0d80c0432fa966d80a