[INFO] fetching crate prost-amino 0.6.0... [INFO] checking prost-amino-0.6.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate prost-amino 0.6.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate prost-amino 0.6.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prost-amino 0.6.0 [INFO] finished tweaking crates.io crate prost-amino 0.6.0 [INFO] tweaked toml for crates.io crate prost-amino 0.6.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 51 packages [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding bytes v0.5.6 (latest: v1.6.0) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.3) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding itertools v0.7.11 (latest: v0.12.1) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding quickcheck v0.6.2 (latest: v1.0.3) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding sha2 v0.9.9 (latest: v0.10.8) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quickcheck v0.6.2 [INFO] [stderr] Downloaded prost-amino-derive v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d72a2af6f2206a26b5ee870bc7d7ba6a3b6918c46daa92873377947076da2cc [INFO] running `Command { std: "docker" "start" "-a" "7d72a2af6f2206a26b5ee870bc7d7ba6a3b6918c46daa92873377947076da2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d72a2af6f2206a26b5ee870bc7d7ba6a3b6918c46daa92873377947076da2cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d72a2af6f2206a26b5ee870bc7d7ba6a3b6918c46daa92873377947076da2cc", kill_on_drop: false }` [INFO] [stdout] 7d72a2af6f2206a26b5ee870bc7d7ba6a3b6918c46daa92873377947076da2cc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a21d11bcfa0424df71837ae83e0da92b7db974dc8e9554d8b3e8c96429e6e143 [INFO] running `Command { std: "docker" "start" "-a" "a21d11bcfa0424df71837ae83e0da92b7db974dc8e9554d8b3e8c96429e6e143", kill_on_drop: false }` [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling opaque-debug v0.3.1 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Compiling either v1.10.0 [INFO] [stderr] Checking prost-amino v0.6.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking quickcheck v0.6.2 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling sha2 v0.9.9 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling prost-amino-derive v0.6.1 [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/encoding.rs:1279:61 [INFO] [stdout] | [INFO] [stdout] 1279 | let roundtrip_value = decode_varint(&mut encoded.clone()).expect("decoding failed"); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/encoding.rs:1282:66 [INFO] [stdout] | [INFO] [stdout] 1282 | let roundtrip_value = decode_varint_slow(&mut encoded.clone()).expect("slow decoding failed"); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.11s [INFO] running `Command { std: "docker" "inspect" "a21d11bcfa0424df71837ae83e0da92b7db974dc8e9554d8b3e8c96429e6e143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a21d11bcfa0424df71837ae83e0da92b7db974dc8e9554d8b3e8c96429e6e143", kill_on_drop: false }` [INFO] [stdout] a21d11bcfa0424df71837ae83e0da92b7db974dc8e9554d8b3e8c96429e6e143