[INFO] fetching crate themelio-stf 0.2.1...
[INFO] checking themelio-stf-0.2.1 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate themelio-stf 0.2.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate themelio-stf 0.2.1 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate themelio-stf 0.2.1
[INFO] finished tweaking crates.io crate themelio-stf 0.2.1
[INFO] tweaked toml for crates.io crate themelio-stf 0.2.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5e8b7a5a554bcc51e8be00abb2c74a33d11e9e4769390beb8061a4c2b242585
[INFO] running `Command { std: "docker" "start" "-a" "b5e8b7a5a554bcc51e8be00abb2c74a33d11e9e4769390beb8061a4c2b242585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5e8b7a5a554bcc51e8be00abb2c74a33d11e9e4769390beb8061a4c2b242585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e8b7a5a554bcc51e8be00abb2c74a33d11e9e4769390beb8061a4c2b242585", kill_on_drop: false }`
[INFO] [stdout] b5e8b7a5a554bcc51e8be00abb2c74a33d11e9e4769390beb8061a4c2b242585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13fa6a67abfa9442d4c3640e6bdac8b80f11f41b05a4eba3e04e50dced007971
[INFO] running `Command { std: "docker" "start" "-a" "13fa6a67abfa9442d4c3640e6bdac8b80f11f41b05a4eba3e04e50dced007971", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
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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 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `check_no_env`
[INFO] [stdout]   --> src/melvm.rs:98:19
[INFO] [stdout]    |
[INFO] [stdout] 98 |     pub(crate) fn check_no_env(&self, tx: &Transaction) -> bool {
[INFO] [stdout]    |                   ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.78s
[INFO] running `Command { std: "docker" "inspect" "13fa6a67abfa9442d4c3640e6bdac8b80f11f41b05a4eba3e04e50dced007971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13fa6a67abfa9442d4c3640e6bdac8b80f11f41b05a4eba3e04e50dced007971", kill_on_drop: false }`
[INFO] [stdout] 13fa6a67abfa9442d4c3640e6bdac8b80f11f41b05a4eba3e04e50dced007971