[INFO] cloning repository https://github.com/akinovak/incremental-merkle [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akinovak/incremental-merkle" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinovak%2Fincremental-merkle", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinovak%2Fincremental-merkle'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0782e8d615d90339f13f85a9c63bf49b502b57d [INFO] checking akinovak/incremental-merkle/b0782e8d615d90339f13f85a9c63bf49b502b57d against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinovak%2Fincremental-merkle" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/akinovak/incremental-merkle on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/akinovak/incremental-merkle [INFO] finished tweaking git repo https://github.com/akinovak/incremental-merkle [INFO] tweaked toml for git repo https://github.com/akinovak/incremental-merkle written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/akinovak/incremental-merkle 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/zcash/halo2` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pasta_curves v0.2.1 [INFO] [stderr] Downloaded ff v0.11.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99d4928db17820e3f1055b2ff0d67af08caad94ca6139635787e80f1c4ce8ab3 [INFO] running `Command { std: "docker" "start" "-a" "99d4928db17820e3f1055b2ff0d67af08caad94ca6139635787e80f1c4ce8ab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d4928db17820e3f1055b2ff0d67af08caad94ca6139635787e80f1c4ce8ab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d4928db17820e3f1055b2ff0d67af08caad94ca6139635787e80f1c4ce8ab3", kill_on_drop: false }` [INFO] [stdout] 99d4928db17820e3f1055b2ff0d67af08caad94ca6139635787e80f1c4ce8ab3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b249aca38364e572977ffc36a7d7fbdedbd6c93f862660872e701bb384925fd8 [INFO] running `Command { std: "docker" "start" "-a" "b249aca38364e572977ffc36a7d7fbdedbd6c93f862660872e701bb384925fd8", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.78 [INFO] [stderr] Compiling radium v0.6.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking tap v1.0.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling bumpalo v3.8.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking funty v1.2.0 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling wasm-bindgen v0.2.78 [INFO] [stderr] Checking wyz v0.4.0 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking blake2b_simd v0.5.11 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking bitvec v0.22.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking ff v0.11.0 [INFO] [stderr] Checking group v0.11.0 [INFO] [stderr] Checking pasta_curves v0.2.1 [INFO] [stderr] Checking halo2 v0.1.0-beta.1 (https://github.com/zcash/halo2?rev=18e13b1d093113c93387d38e188d7dc85c64e1ec#18e13b1d) [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.78 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.78 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.78 [INFO] [stderr] Checking js-sys v0.3.55 [INFO] [stderr] Checking incremental_merkle v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `wee_alloc` [INFO] [stdout] --> src/lib.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg(feature = "wee_alloc")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `wee_alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `console_error_panic_hook` [INFO] [stdout] --> src/lib.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | #[cfg(feature = "console_error_panic_hook")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `console_error_panic_hook` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `wee_alloc` [INFO] [stdout] --> src/lib.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg(feature = "wee_alloc")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `wee_alloc` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `console_error_panic_hook` [INFO] [stdout] --> src/lib.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | #[cfg(feature = "console_error_panic_hook")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = help: consider adding `console_error_panic_hook` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/poseidon.rs:356:39 [INFO] [stdout] | [INFO] [stdout] 356 | for value in array::IntoIter::new(message) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::::new`: use `IntoIterator::into_iter` instead [INFO] [stdout] --> src/poseidon.rs:356:39 [INFO] [stdout] | [INFO] [stdout] 356 | for value in array::IntoIter::new(message) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf` [INFO] [stdout] --> src/lib.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn insert(leaf: u64) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tree` is never read [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct IncrementalMerkleTree { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] 23 | tree: IncrementalTree [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Hash` is never used [INFO] [stdout] --> src/merkle.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait Hash { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `leaf` [INFO] [stdout] --> src/lib.rs:37:19 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn insert(leaf: u64) { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_leaf` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `tree` is never read [INFO] [stdout] --> src/lib.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct IncrementalMerkleTree { [INFO] [stdout] | --------------------- field in this struct [INFO] [stdout] 23 | tree: IncrementalTree [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Hash` is never used [INFO] [stdout] --> src/merkle.rs:15:7 [INFO] [stdout] | [INFO] [stdout] 15 | trait Hash { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.25s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.78 [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" "b249aca38364e572977ffc36a7d7fbdedbd6c93f862660872e701bb384925fd8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b249aca38364e572977ffc36a7d7fbdedbd6c93f862660872e701bb384925fd8", kill_on_drop: false }` [INFO] [stdout] b249aca38364e572977ffc36a7d7fbdedbd6c93f862660872e701bb384925fd8