[INFO] fetching crate finality-grandpa 0.12.3...
[INFO] checking finality-grandpa-0.12.3 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate finality-grandpa 0.12.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate finality-grandpa 0.12.3 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finality-grandpa 0.12.3
[INFO] finished tweaking crates.io crate finality-grandpa 0.12.3
[INFO] tweaked toml for crates.io crate finality-grandpa 0.12.3 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] 1f2c8868ba29c1b0ac8530dd1bb104e976c86102a7856c5d6765078cdea1108e
[INFO] running `Command { std: "docker" "start" "-a" "1f2c8868ba29c1b0ac8530dd1bb104e976c86102a7856c5d6765078cdea1108e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f2c8868ba29c1b0ac8530dd1bb104e976c86102a7856c5d6765078cdea1108e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f2c8868ba29c1b0ac8530dd1bb104e976c86102a7856c5d6765078cdea1108e", kill_on_drop: false }`
[INFO] [stdout] 1f2c8868ba29c1b0ac8530dd1bb104e976c86102a7856c5d6765078cdea1108e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 534bdec1324344274fdd29276b37e2fd8670cc8565b8bbfdcccf3739a4ec8921
[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" "534bdec1324344274fdd29276b37e2fd8670cc8565b8bbfdcccf3739a4ec8921", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling serde v1.0.120
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v1.0.59
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking futures-util v0.3.12
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking futures-executor v0.3.12
[INFO] [stderr]     Checking futures v0.3.12
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]     Checking parity-scale-codec v1.3.6
[INFO] [stderr]     Checking finality-grandpa v0.12.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/fuzz_helpers.rs:410:44
[INFO] [stdout]     |
[INFO] [stdout] 410 |     struct Vote { prevote: u8, precommit: u8 };
[INFO] [stdout]     |                                               ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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 1m 05s
[INFO] running `Command { std: "docker" "inspect" "534bdec1324344274fdd29276b37e2fd8670cc8565b8bbfdcccf3739a4ec8921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534bdec1324344274fdd29276b37e2fd8670cc8565b8bbfdcccf3739a4ec8921", kill_on_drop: false }`
[INFO] [stdout] 534bdec1324344274fdd29276b37e2fd8670cc8565b8bbfdcccf3739a4ec8921