[INFO] fetching crate contract-address 0.6.0... [INFO] checking contract-address-0.6.0 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041 [INFO] extracting crate contract-address 0.6.0 into /workspace/builds/worker-58/source [INFO] validating manifest of crates.io crate contract-address 0.6.0 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "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-58/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ethereum-types v0.11.0 [INFO] [stderr] Downloaded impl-codec v0.5.1 [INFO] [stderr] Downloaded keccak-hash v0.7.0 [INFO] [stderr] Downloaded primitive-types v0.9.1 [INFO] [stderr] Downloaded ethbloom v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6db9983cee3aad4e5e5e03f8c025a17c0a7a26c9cbeb94d8fa4732d5a13684e6 [INFO] running `Command { std: "docker" "start" "-a" "6db9983cee3aad4e5e5e03f8c025a17c0a7a26c9cbeb94d8fa4732d5a13684e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6db9983cee3aad4e5e5e03f8c025a17c0a7a26c9cbeb94d8fa4732d5a13684e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6db9983cee3aad4e5e5e03f8c025a17c0a7a26c9cbeb94d8fa4732d5a13684e6", kill_on_drop: false }` [INFO] [stdout] 6db9983cee3aad4e5e5e03f8c025a17c0a7a26c9cbeb94d8fa4732d5a13684e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 518f9f6a633d113eca586e662e981dc73104cce1d32115d52ed6741af7aa7a93 [INFO] running `Command { std: "docker" "start" "-a" "518f9f6a633d113eca586e662e981dc73104cce1d32115d52ed6741af7aa7a93", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Checking funty v1.1.0 [INFO] [stderr] Checking wyz v0.2.0 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Checking byte-slice-cast v1.0.0 [INFO] [stderr] Checking arrayvec v0.7.1 [INFO] [stderr] Compiling tiny-keccak v2.0.2 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking rlp v0.5.1 [INFO] [stderr] Checking bitvec v0.20.4 [INFO] [stderr] Checking uint v0.9.1 [INFO] [stderr] Checking impl-rlp v0.3.0 [INFO] [stderr] Compiling quote v1.0.9 [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 ethereum-types v0.11.0 [INFO] [stderr] Checking keccak-hash v0.7.0 [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: 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: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.98s [INFO] running `Command { std: "docker" "inspect" "518f9f6a633d113eca586e662e981dc73104cce1d32115d52ed6741af7aa7a93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "518f9f6a633d113eca586e662e981dc73104cce1d32115d52ed6741af7aa7a93", kill_on_drop: false }` [INFO] [stdout] 518f9f6a633d113eca586e662e981dc73104cce1d32115d52ed6741af7aa7a93