[INFO] fetching crate lunes 0.7.1...
[INFO] checking lunes-0.7.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate lunes 0.7.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate lunes 0.7.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate lunes 0.7.1
[INFO] finished tweaking crates.io crate lunes 0.7.1
[INFO] tweaked toml for crates.io crate lunes 0.7.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate lunes 0.7.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded retry-policies v0.1.1
[INFO] [stderr]   Downloaded task-local-extensions v0.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.3.30
[INFO] [stderr]   Downloaded os_type v2.4.0
[INFO] [stderr]   Downloaded reqwest-retry v0.1.5
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] [stderr]   Downloaded ed25519-axolotl v1.7.1
[INFO] [stderr]   Downloaded lunesweb v0.3.0
[INFO] [stderr]   Downloaded indicatif v0.17.0-rc.11
[INFO] [stderr]   Downloaded blake2 v0.10.4
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.3.30
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.11
[INFO] [stderr]   Downloaded tracing-opentelemetry v0.17.3
[INFO] [stderr]   Downloaded trauma v2.0.0
[INFO] [stderr]   Downloaded lunesrs v1.9.4
[INFO] [stderr]   Downloaded reqwest-tracing v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13cb9f205d75c4379d57231c61c00e0518d35b4711a1d2c8c91c4ddf219696ec
[INFO] running `Command { std: "docker" "start" "-a" "13cb9f205d75c4379d57231c61c00e0518d35b4711a1d2c8c91c4ddf219696ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13cb9f205d75c4379d57231c61c00e0518d35b4711a1d2c8c91c4ddf219696ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13cb9f205d75c4379d57231c61c00e0518d35b4711a1d2c8c91c4ddf219696ec", kill_on_drop: false }`
[INFO] [stdout] 13cb9f205d75c4379d57231c61c00e0518d35b4711a1d2c8c91c4ddf219696ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 35b0e84b7ce77d9720a39bd3182b59c355083956c339b3b1993db864a34824f9
[INFO] running `Command { std: "docker" "start" "-a" "35b0e84b7ce77d9720a39bd3182b59c355083956c339b3b1993db864a34824f9", kill_on_drop: false }`
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[INFO] [stderr]     Checking wasm-bindgen-test v0.3.30
[INFO] [stderr]     Checking lunesrs v1.9.4
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking lunesweb v0.3.0
[INFO] [stderr]     Checking tracing-opentelemetry v0.17.3
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[INFO] [stderr]     Checking trauma v2.0.0
[INFO] [stderr]     Checking lunes v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `lunesweb` is imported redundantly
[INFO] [stdout]  --> src/wallet/exec.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use lunesweb;
[INFO] [stdout]   |     ^^^^^^^^ the item `lunesweb` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `lunesweb` is imported redundantly
[INFO] [stdout]  --> src/wallet/exec.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use lunesweb;
[INFO] [stdout]   |     ^^^^^^^^ the item `lunesweb` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/node/exec.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |             downloading(v.to_string()).await;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let _ = downloading(v.to_string()).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/node/exec.rs:129:13
[INFO] [stdout]     |
[INFO] [stdout] 129 |             downloading(v.to_string()).await;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 129 |             let _ = downloading(v.to_string()).await;
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.80
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "35b0e84b7ce77d9720a39bd3182b59c355083956c339b3b1993db864a34824f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35b0e84b7ce77d9720a39bd3182b59c355083956c339b3b1993db864a34824f9", kill_on_drop: false }`
[INFO] [stdout] 35b0e84b7ce77d9720a39bd3182b59c355083956c339b3b1993db864a34824f9