[INFO] fetching crate proof 0.0.0... [INFO] checking proof-0.0.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] extracting crate proof 0.0.0 into /workspace/builds/worker-67/source [INFO] validating manifest of crates.io crate proof 0.0.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate proof 0.0.0 [INFO] finished tweaking crates.io crate proof 0.0.0 [INFO] tweaked toml for crates.io crate proof 0.0.0 written to /workspace/builds/worker-67/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustc-hex v2.1.0 [INFO] [stderr] Downloaded rlp v0.4.6 [INFO] [stderr] Downloaded impl-rlp v0.2.1 [INFO] [stderr] Downloaded static_assertions v0.2.5 [INFO] [stderr] Downloaded ethereum-types-serialize v0.2.2 [INFO] [stderr] Downloaded tiny-keccak v1.5.0 [INFO] [stderr] Downloaded heapsize v0.4.2 [INFO] [stderr] Downloaded impl-serde v0.2.3 [INFO] [stderr] Downloaded fixed-hash v0.3.2 [INFO] [stderr] Downloaded ethereum-types v0.6.0 [INFO] [stderr] Downloaded eth2_ssz v0.1.2 [INFO] [stderr] Downloaded primitive-types v0.3.0 [INFO] [stderr] Downloaded impl-codec v0.2.0 [INFO] [stderr] Downloaded uint v0.7.1 [INFO] [stderr] Downloaded parity-codec v3.5.4 [INFO] [stderr] Downloaded ethbloom v0.6.4 [INFO] [stderr] Downloaded uint v0.5.0 [INFO] [stderr] Downloaded ethereum-types v0.5.2 [INFO] [stderr] Downloaded eth2_ssz_derive v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d7a9a0038e723e48878e698b2376eea9b02a2c3bdc078d63acfef98e426c8b10 [INFO] running `Command { std: "docker" "start" "-a" "d7a9a0038e723e48878e698b2376eea9b02a2c3bdc078d63acfef98e426c8b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d7a9a0038e723e48878e698b2376eea9b02a2c3bdc078d63acfef98e426c8b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7a9a0038e723e48878e698b2376eea9b02a2c3bdc078d63acfef98e426c8b10", kill_on_drop: false }` [INFO] [stdout] d7a9a0038e723e48878e698b2376eea9b02a2c3bdc078d63acfef98e426c8b10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-67/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4c48747282e797741e341cb863f44dc6d1d26e37b3156cf2f269dea46e71de4 [INFO] running `Command { std: "docker" "start" "-a" "b4c48747282e797741e341cb863f44dc6d1d26e37b3156cf2f269dea46e71de4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling crunchy v0.2.2 [INFO] [stderr] Compiling heapsize v0.4.2 [INFO] [stderr] Checking rustc-hex v2.1.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking static_assertions v0.2.5 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking impl-serde v0.2.3 [INFO] [stderr] Checking ethereum-types-serialize v0.2.2 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking rlp v0.4.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking impl-rlp v0.2.1 [INFO] [stderr] Checking tiny-keccak v1.5.0 [INFO] [stderr] Checking uint v0.5.0 [INFO] [stderr] Checking uint v0.7.1 [INFO] [stderr] Checking parity-codec v3.5.4 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking impl-codec v0.2.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking fixed-hash v0.3.2 [INFO] [stderr] Checking ethbloom v0.6.4 [INFO] [stderr] Checking primitive-types v0.3.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking ethereum-types v0.5.2 [INFO] [stderr] Checking ethereum-types v0.6.0 [INFO] [stderr] Checking eth2_ssz v0.1.2 [INFO] [stderr] Compiling eth2_ssz_derive v0.1.0 [INFO] [stderr] Checking proof v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> tests/simple_fixed_vector.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | a: FixedVector, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> tests/simple_variable_list.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | a: VariableList, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> tests/simple_struct.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | a: U256, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> tests/simple_struct.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | b: U256, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `c` [INFO] [stdout] --> tests/simple_struct.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | c: u128, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `d` [INFO] [stdout] --> tests/simple_struct.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | d: u128, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `timestamp` [INFO] [stdout] --> tests/practical_structure.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | timestamp: u64, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `message` [INFO] [stdout] --> tests/practical_structure.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | message: FixedVector, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `messages` [INFO] [stdout] --> tests/practical_structure.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | messages: VariableList, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `a` [INFO] [stdout] --> tests/nested_structure.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | a: U256, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `b` [INFO] [stdout] --> tests/nested_structure.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | b: VariableList, [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 10.40s [INFO] running `Command { std: "docker" "inspect" "b4c48747282e797741e341cb863f44dc6d1d26e37b3156cf2f269dea46e71de4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4c48747282e797741e341cb863f44dc6d1d26e37b3156cf2f269dea46e71de4", kill_on_drop: false }` [INFO] [stdout] b4c48747282e797741e341cb863f44dc6d1d26e37b3156cf2f269dea46e71de4