[INFO] fetching crate fixed-codec-derive 0.1.0...
[INFO] checking fixed-codec-derive-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate fixed-codec-derive 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fixed-codec-derive 0.1.0 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 fixed-codec-derive 0.1.0
[INFO] finished tweaking crates.io crate fixed-codec-derive 0.1.0
[INFO] tweaked toml for crates.io crate fixed-codec-derive 0.1.0 written to /workspace/builds/worker-1-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 111 packages
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cita_trie v2.0.0 (latest: v5.0.1)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding creep v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding crunchy v0.1.6 (latest: v0.2.2)
[INFO] [stderr]       Adding derive_more v0.15.0 (latest: v0.99.17)
[INFO] [stderr]       Adding ethbloom v0.5.3 (latest: v0.13.0)
[INFO] [stderr]       Adding ethbloom v0.8.1 (latest: v0.13.0)
[INFO] [stderr]       Adding ethereum-types v0.4.2 (latest: v0.14.1)
[INFO] [stderr]       Adding fixed-hash v0.2.5 (latest: v0.8.0)
[INFO] [stderr]       Adding fixed-hash v0.5.2 (latest: v0.8.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hashbrown v0.3.1 (latest: v0.14.3)
[INFO] [stderr]       Adding hex v0.3.2 (latest: v0.4.3)
[INFO] [stderr]       Adding impl-rlp v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding impl-serde v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.8.2 (latest: v0.12.1)
[INFO] [stderr]       Adding lock_api v0.2.0 (latest: v0.4.11)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.4)
[INFO] [stderr]       Adding parking_lot v0.8.0 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.5.0 (latest: v0.9.9)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding prost v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[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 rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rlp v0.3.0 (latest: v0.5.2)
[INFO] [stderr]       Adding rlp v0.4.6 (latest: v0.5.2)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (latest: v2.0.2)
[INFO] [stderr]       Adding uint v0.4.1 (latest: v0.9.5)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 prost-derive v0.6.1
[INFO] [stderr]   Downloaded hasher v0.1.4
[INFO] [stderr]   Downloaded rlp v0.4.6
[INFO] [stderr]   Downloaded ethbloom v0.8.1
[INFO] [stderr]   Downloaded muta-protocol v0.1.0-alpha.1
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded ethereum-types v0.4.2
[INFO] [stderr]   Downloaded ethereum-types-serialize v0.2.2
[INFO] [stderr]   Downloaded impl-serde v0.2.3
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] [stderr]   Downloaded lock_api v0.2.0
[INFO] [stderr]   Downloaded hashbrown v0.3.1
[INFO] [stderr]   Downloaded fixed-hash v0.5.2
[INFO] [stderr]   Downloaded parking_lot_core v0.5.0
[INFO] [stderr]   Downloaded parking_lot v0.8.0
[INFO] [stderr]   Downloaded ethbloom v0.5.3
[INFO] [stderr]   Downloaded uint v0.4.1
[INFO] [stderr]   Downloaded cita_trie v2.0.0
[INFO] [stderr]   Downloaded derive_more v0.15.0
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded rlp v0.3.0
[INFO] [stderr]   Downloaded impl-rlp v0.2.1
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded creep v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 54f8e62321ec03dcefe339753f4b438618e5b536c1a6f03a80e9605d9aa30ad7
[INFO] running `Command { std: "docker" "start" "-a" "54f8e62321ec03dcefe339753f4b438618e5b536c1a6f03a80e9605d9aa30ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54f8e62321ec03dcefe339753f4b438618e5b536c1a6f03a80e9605d9aa30ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54f8e62321ec03dcefe339753f4b438618e5b536c1a6f03a80e9605d9aa30ad7", kill_on_drop: false }`
[INFO] [stdout] 54f8e62321ec03dcefe339753f4b438618e5b536c1a6f03a80e9605d9aa30ad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 160b02438b65f566428065bf4b6e0a539dc87cdafa49fbe2c1dea63d99fa1d17
[INFO] running `Command { std: "docker" "start" "-a" "160b02438b65f566428065bf4b6e0a539dc87cdafa49fbe2c1dea63d99fa1d17", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking hasher v0.1.4
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking creep v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking fixed-codec-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking rlp v0.3.0
[INFO] [stderr]     Checking cita_trie v2.0.0
[INFO] [stderr]     Checking muta-protocol v0.1.0-alpha.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.21s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "160b02438b65f566428065bf4b6e0a539dc87cdafa49fbe2c1dea63d99fa1d17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160b02438b65f566428065bf4b6e0a539dc87cdafa49fbe2c1dea63d99fa1d17", kill_on_drop: false }`
[INFO] [stdout] 160b02438b65f566428065bf4b6e0a539dc87cdafa49fbe2c1dea63d99fa1d17
[INFO] checking fixed-codec-derive-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate fixed-codec-derive 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fixed-codec-derive 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fixed-codec-derive 0.1.0
[INFO] finished tweaking crates.io crate fixed-codec-derive 0.1.0
[INFO] tweaked toml for crates.io crate fixed-codec-derive 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 111 packages
[INFO] [stderr]       Adding autocfg v0.1.8 (latest: v1.2.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding cita_trie v2.0.0 (latest: v5.0.1)
[INFO] [stderr]       Adding cloudabi v0.0.3 (latest: v0.1.0)
[INFO] [stderr]       Adding creep v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding crunchy v0.1.6 (latest: v0.2.2)
[INFO] [stderr]       Adding derive_more v0.15.0 (latest: v0.99.17)
[INFO] [stderr]       Adding ethbloom v0.5.3 (latest: v0.13.0)
[INFO] [stderr]       Adding ethbloom v0.8.1 (latest: v0.13.0)
[INFO] [stderr]       Adding ethereum-types v0.4.2 (latest: v0.14.1)
[INFO] [stderr]       Adding fixed-hash v0.2.5 (latest: v0.8.0)
[INFO] [stderr]       Adding fixed-hash v0.5.2 (latest: v0.8.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hashbrown v0.3.1 (latest: v0.14.3)
[INFO] [stderr]       Adding hex v0.3.2 (latest: v0.4.3)
[INFO] [stderr]       Adding impl-rlp v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding impl-serde v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.8.2 (latest: v0.12.1)
[INFO] [stderr]       Adding lock_api v0.2.0 (latest: v0.4.11)
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.4)
[INFO] [stderr]       Adding parking_lot v0.8.0 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.5.0 (latest: v0.9.9)
[INFO] [stderr]       Adding proc-macro2 v0.4.30 (latest: v1.0.79)
[INFO] [stderr]       Adding prost v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding quote v0.6.13 (latest: v1.0.35)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.6.5 (latest: v0.8.5)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[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 rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.1.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding rand_isaac v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rand_jitter v0.1.4 (latest: v0.4.0)
[INFO] [stderr]       Adding rand_os v0.1.3 (latest: v0.2.2)
[INFO] [stderr]       Adding rand_pcg v0.1.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_xorshift v0.1.1 (latest: v0.3.0)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding redox_syscall v0.1.57 (latest: v0.5.1)
[INFO] [stderr]       Adding rlp v0.3.0 (latest: v0.5.2)
[INFO] [stderr]       Adding rlp v0.4.6 (latest: v0.5.2)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v0.15.44 (latest: v2.0.58)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (latest: v2.0.2)
[INFO] [stderr]       Adding uint v0.4.1 (latest: v0.9.5)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a2dfdad9821b830407635121564d904e258ae29f80df149058671d89fe869c73
[INFO] running `Command { std: "docker" "start" "-a" "a2dfdad9821b830407635121564d904e258ae29f80df149058671d89fe869c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2dfdad9821b830407635121564d904e258ae29f80df149058671d89fe869c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2dfdad9821b830407635121564d904e258ae29f80df149058671d89fe869c73", kill_on_drop: false }`
[INFO] [stdout] a2dfdad9821b830407635121564d904e258ae29f80df149058671d89fe869c73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f682e5a3aaf571645d5fa39b2526e40ce069a76476a8a4dd6c830e68e4abfcf
[INFO] running `Command { std: "docker" "start" "-a" "6f682e5a3aaf571645d5fa39b2526e40ce069a76476a8a4dd6c830e68e4abfcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling parking_lot_core v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.8.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stderr]     Checking hasher v0.1.4
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking creep v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling fixed-codec-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ethereum-types-serialize v0.2.2
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking ethbloom v0.8.1
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rlp v0.3.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]     Checking cita_trie v2.0.0
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]     Checking muta-protocol v0.1.0-alpha.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.59s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 5`
[INFO] running `Command { std: "docker" "inspect" "6f682e5a3aaf571645d5fa39b2526e40ce069a76476a8a4dd6c830e68e4abfcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f682e5a3aaf571645d5fa39b2526e40ce069a76476a8a4dd6c830e68e4abfcf", kill_on_drop: false }`
[INFO] [stdout] 6f682e5a3aaf571645d5fa39b2526e40ce069a76476a8a4dd6c830e68e4abfcf