[INFO] fetching crate informalsystems-prost 0.8.1...
[INFO] testing informalsystems-prost-0.8.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate informalsystems-prost 0.8.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate informalsystems-prost 0.8.1
[INFO] finished tweaking crates.io crate informalsystems-prost 0.8.1
[INFO] tweaked toml for crates.io crate informalsystems-prost 0.8.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate informalsystems-prost 0.8.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 100 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] [stderr]       Adding env_logger v0.8.4 (available: v0.11.8)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded informalsystems-prost-derive v0.8.1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c77027bc34256e1fd838d1bc0fdd5179a460b6b02e46c088e0891f59c91141e
[INFO] running `Command { std: "docker" "start" "-a" "2c77027bc34256e1fd838d1bc0fdd5179a460b6b02e46c088e0891f59c91141e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c77027bc34256e1fd838d1bc0fdd5179a460b6b02e46c088e0891f59c91141e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c77027bc34256e1fd838d1bc0fdd5179a460b6b02e46c088e0891f59c91141e", kill_on_drop: false }`
[INFO] [stdout] 2c77027bc34256e1fd838d1bc0fdd5179a460b6b02e46c088e0891f59c91141e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46e1302794aee4bb197986b1d5728e8ef283f39904ce5480f6359a0a56d8fde0
[INFO] running `Command { std: "docker" "start" "-a" "46e1302794aee4bb197986b1d5728e8ef283f39904ce5480f6359a0a56d8fde0", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling informalsystems-prost-derive v0.8.1
[INFO] [stderr]    Compiling informalsystems-prost v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `Command { std: "docker" "inspect" "46e1302794aee4bb197986b1d5728e8ef283f39904ce5480f6359a0a56d8fde0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e1302794aee4bb197986b1d5728e8ef283f39904ce5480f6359a0a56d8fde0", kill_on_drop: false }`
[INFO] [stdout] 46e1302794aee4bb197986b1d5728e8ef283f39904ce5480f6359a0a56d8fde0
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58e7eb40fb7a258731f41e94becbac97a0f266372a8f6201964f1f776376c259
[INFO] running `Command { std: "docker" "start" "-a" "58e7eb40fb7a258731f41e94becbac97a0f266372a8f6201964f1f776376c259", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling informalsystems-prost-derive v0.8.1
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v1.8.0
[INFO] [stderr]    Compiling informalsystems-prost v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex v1.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]     --> src/encoding.rs:1604:61
[INFO] [stdout]      |
[INFO] [stdout] 1604 |             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] [stderr] error: could not compile `informalsystems-prost` (lib test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.90.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name informalsystems_prost --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="default"' --cfg 'feature="prost-derive"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "no-recursion-limit", "prost-derive", "std"))' -C metadata=eb07daf919a20f7f -C extra-filename=-9968f3e011be73a6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-d35e541e02b06e22.rlib --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-0dde84c28eb2abce.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-68b1906e7e2f4859.rlib --extern prost_derive=/opt/rustwide/target/debug/deps/libinformalsystems_prost_derive-c0ceffdc1d978bd1.so --extern log=/opt/rustwide/target/debug/deps/liblog-41a3f0f89a8452d5.rlib --extern proptest=/opt/rustwide/target/debug/deps/libproptest-1a7239c529300872.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-076d2bf9cac779a7.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "58e7eb40fb7a258731f41e94becbac97a0f266372a8f6201964f1f776376c259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58e7eb40fb7a258731f41e94becbac97a0f266372a8f6201964f1f776376c259", kill_on_drop: false }`
[INFO] [stdout] 58e7eb40fb7a258731f41e94becbac97a0f266372a8f6201964f1f776376c259