[INFO] fetching crate embedded-hal-fuzz 0.1.2...
[INFO] checking embedded-hal-fuzz-0.1.2 against master#46455dc65069387f2dc46612f13fd45452ab301a for pr-117433
[INFO] extracting crate embedded-hal-fuzz 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate embedded-hal-fuzz 0.1.2 on toolchain 46455dc65069387f2dc46612f13fd45452ab301a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-hal-fuzz 0.1.2
[INFO] finished tweaking crates.io crate embedded-hal-fuzz 0.1.2
[INFO] tweaked toml for crates.io crate embedded-hal-fuzz 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libfuzzer-sys v0.4.7
[INFO] [stderr]   Downloaded arbitrary v1.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] baa02a33fcb640204071346dfe7032617a615f3f8a4effb1bcfcb41cf5403b43
[INFO] running `Command { std: "docker" "start" "-a" "baa02a33fcb640204071346dfe7032617a615f3f8a4effb1bcfcb41cf5403b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "baa02a33fcb640204071346dfe7032617a615f3f8a4effb1bcfcb41cf5403b43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa02a33fcb640204071346dfe7032617a615f3f8a4effb1bcfcb41cf5403b43", kill_on_drop: false }`
[INFO] [stdout] baa02a33fcb640204071346dfe7032617a615f3f8a4effb1bcfcb41cf5403b43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+46455dc65069387f2dc46612f13fd45452ab301a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f02711299a16f83cf05c420a94b94744053ee10de85f36d9c722d06dfa05e4dd
[INFO] running `Command { std: "docker" "start" "-a" "f02711299a16f83cf05c420a94b94744053ee10de85f36d9c722d06dfa05e4dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking arbitrary v1.3.2
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking embedded-hal-fuzz v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/i2c.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         address: A,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling jobserver v0.1.27
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.7
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/i2c.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         address: A,
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "f02711299a16f83cf05c420a94b94744053ee10de85f36d9c722d06dfa05e4dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02711299a16f83cf05c420a94b94744053ee10de85f36d9c722d06dfa05e4dd", kill_on_drop: false }`
[INFO] [stdout] f02711299a16f83cf05c420a94b94744053ee10de85f36d9c722d06dfa05e4dd