[INFO] fetching crate themelio-stf 0.5.3...
[INFO] checking themelio-stf-0.5.3 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate themelio-stf 0.5.3 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate themelio-stf 0.5.3 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate themelio-stf 0.5.3
[INFO] finished tweaking crates.io crate themelio-stf 0.5.3
[INFO] tweaked toml for crates.io crate themelio-stf 0.5.3 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate themelio-stf 0.5.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61fa0da6795bdb257a84822995b47c5c9bcedc976105c3818d77dede628f415c
[INFO] running `Command { std: "docker" "start" "-a" "61fa0da6795bdb257a84822995b47c5c9bcedc976105c3818d77dede628f415c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61fa0da6795bdb257a84822995b47c5c9bcedc976105c3818d77dede628f415c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61fa0da6795bdb257a84822995b47c5c9bcedc976105c3818d77dede628f415c", kill_on_drop: false }`
[INFO] [stdout] 61fa0da6795bdb257a84822995b47c5c9bcedc976105c3818d77dede628f415c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfdc53c516cf1126ac438587f5941568b16f159594ef4a0c10b94a49fd8a88f4
[INFO] running `Command { std: "docker" "start" "-a" "cfdc53c516cf1126ac438587f5941568b16f159594ef4a0c10b94a49fd8a88f4", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num_enum_derive v0.5.1
[INFO] [stderr]     Checking num_enum v0.5.1
[INFO] [stderr]     Checking themelio-stf v0.5.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `empty_test`
[INFO] [stdout]   --> src/transaction.rs:96:19
[INFO] [stdout]    |
[INFO] [stdout] 96 |     pub(crate) fn empty_test() -> Self {
[INFO] [stdout]    |                   ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_once`
[INFO] [stdout]   --> src/bin/fuzz.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_once(data: &[u8]) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_once`
[INFO] [stdout]   --> src/bin/fuzz.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test_once(data: &[u8]) {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 40.57s
[INFO] running `Command { std: "docker" "inspect" "cfdc53c516cf1126ac438587f5941568b16f159594ef4a0c10b94a49fd8a88f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdc53c516cf1126ac438587f5941568b16f159594ef4a0c10b94a49fd8a88f4", kill_on_drop: false }`
[INFO] [stdout] cfdc53c516cf1126ac438587f5941568b16f159594ef4a0c10b94a49fd8a88f4