[INFO] fetching crate sapling-crypto_ce 0.1.3... [INFO] checking sapling-crypto_ce-0.1.3 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477 [INFO] extracting crate sapling-crypto_ce 0.1.3 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate sapling-crypto_ce 0.1.3 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sapling-crypto_ce 0.1.3 [INFO] finished tweaking crates.io crate sapling-crypto_ce 0.1.3 [INFO] tweaked toml for crates.io crate sapling-crypto_ce 0.1.3 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate sapling-crypto_ce 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blake2-rfc_bellman_edition v0.0.1 [INFO] [stderr] Downloaded ff_derive_ce v0.8.0 [INFO] [stderr] Downloaded bellman_ce v0.3.4 [INFO] [stderr] Downloaded ff_ce v0.10.2 [INFO] [stderr] Downloaded prefetch v0.2.0 [INFO] [stderr] Downloaded pairing_ce v0.21.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e814ede7c473f717d34a7274637d9532e39acf7de9d16b5957bb8e8cce31ac57 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e814ede7c473f717d34a7274637d9532e39acf7de9d16b5957bb8e8cce31ac57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e814ede7c473f717d34a7274637d9532e39acf7de9d16b5957bb8e8cce31ac57", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e814ede7c473f717d34a7274637d9532e39acf7de9d16b5957bb8e8cce31ac57", kill_on_drop: false }` [INFO] [stdout] e814ede7c473f717d34a7274637d9532e39acf7de9d16b5957bb8e8cce31ac57 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c2dcadeaa14e9d297aedcbd71cb6b0e2c04561ad9035f9c3d8313bb326d5c1e5 [INFO] running `Command { std: "docker" "start" "-a" "c2dcadeaa14e9d297aedcbd71cb6b0e2c04561ad9035f9c3d8313bb326d5c1e5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking once_cell v1.4.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling crunchy v0.2.2 [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] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling hex-literal-impl v0.2.1 [INFO] [stderr] Compiling quote v1.0.5 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking blake2-rfc_bellman_edition v0.0.1 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-channel v0.4.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling syn v1.0.21 [INFO] [stderr] Checking hex-literal v0.2.1 [INFO] [stderr] Checking tiny-keccak v2.0.2 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling pin-project-internal v0.4.16 [INFO] [stderr] Compiling ff_derive_ce v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Checking pin-project v0.4.16 [INFO] [stderr] Checking futures-util v0.3.5 [INFO] [stderr] Checking ff_ce v0.10.2 [INFO] [stderr] Checking pairing_ce v0.21.0 [INFO] [stderr] Checking futures-executor v0.3.5 [INFO] [stderr] Checking futures v0.3.5 [INFO] [stderr] Checking bellman_ce v0.3.4 [INFO] [stderr] Checking sapling-crypto_ce v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/babyjubjub/mod.rs:137:34 [INFO] [stdout] | [INFO] [stdout] 137 | fn circuit_generators(&self, FixedGenerators) -> &[Vec<(E::Fr, E::Fr)>]; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FixedGenerators` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/jubjub/mod.rs:134:34 [INFO] [stdout] | [INFO] [stdout] 134 | fn circuit_generators(&self, FixedGenerators) -> &[Vec<(E::Fr, E::Fr)>]; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FixedGenerators` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/babyjubjub/mod.rs:137:34 [INFO] [stdout] | [INFO] [stdout] 137 | fn circuit_generators(&self, FixedGenerators) -> &[Vec<(E::Fr, E::Fr)>]; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FixedGenerators` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/jubjub/mod.rs:134:34 [INFO] [stdout] | [INFO] [stdout] 134 | fn circuit_generators(&self, FixedGenerators) -> &[Vec<(E::Fr, E::Fr)>]; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FixedGenerators` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/circuit/blake2s.rs:345:27 [INFO] [stdout] | [INFO] [stdout] 345 | for b in expected.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 345 | for b in expected.iter() { [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 345 | for b in expected { [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021. [INFO] [stdout] --> src/circuit/sha256.rs:333:27 [INFO] [stdout] | [INFO] [stdout] 333 | for b in expected.into_iter() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 333 | for b in expected.iter() { [INFO] [stdout] | ^^^^ [INFO] [stdout] help: or remove `.into_iter()` to iterate by value [INFO] [stdout] | [INFO] [stdout] 333 | for b in expected { [INFO] [stdout] | -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.98s [INFO] running `Command { std: "docker" "inspect" "c2dcadeaa14e9d297aedcbd71cb6b0e2c04561ad9035f9c3d8313bb326d5c1e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2dcadeaa14e9d297aedcbd71cb6b0e2c04561ad9035f9c3d8313bb326d5c1e5", kill_on_drop: false }` [INFO] [stdout] c2dcadeaa14e9d297aedcbd71cb6b0e2c04561ad9035f9c3d8313bb326d5c1e5