[INFO] fetching crate ark-ff 0.3.0... [INFO] checking ark-ff-0.3.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3 [INFO] extracting crate ark-ff 0.3.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate ark-ff 0.3.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ark-ff 0.3.0 [INFO] finished tweaking crates.io crate ark-ff 0.3.0 [INFO] tweaked toml for crates.io crate ark-ff 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] acd8665aaf1e5cdb5d8837e853da68ef482f82af81c001cb3cd31a91b778111e [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" "acd8665aaf1e5cdb5d8837e853da68ef482f82af81c001cb3cd31a91b778111e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "acd8665aaf1e5cdb5d8837e853da68ef482f82af81c001cb3cd31a91b778111e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "acd8665aaf1e5cdb5d8837e853da68ef482f82af81c001cb3cd31a91b778111e", kill_on_drop: false }` [INFO] [stdout] acd8665aaf1e5cdb5d8837e853da68ef482f82af81c001cb3cd31a91b778111e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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] bb4cc86345fef716cf253ffbbea0e4d77540c3db075b86fd3c591fe75133c538 [INFO] running `Command { std: "docker" "start" "-a" "bb4cc86345fef716cf253ffbbea0e4d77540c3db075b86fd3c591fe75133c538", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] Running `cargo fix --edition` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling paste v1.0.5 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.4.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Checking ark-std v0.3.0 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Checking ark-serialize v0.3.0 [INFO] [stderr] Compiling ark-ff v0.3.0 (/tmp/fixit) [INFO] [stderr] Migrating build.rs from 2018 edition to 2021 [INFO] [stderr] Compiling synstructure v0.12.5 [INFO] [stderr] Compiling zeroize_derive v1.1.0 [INFO] [stderr] Compiling ark-ff-asm v0.3.0 [INFO] [stderr] Compiling ark-ff-macros v0.3.0 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking zeroize v1.4.1 [INFO] [stderr] Migrating src/lib.rs from 2018 edition to 2021 [INFO] [stderr] Fixed src/fields/macros.rs (1 fix) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 58.79s [INFO] [stderr] Running `cargo check` to verify 2021 [INFO] [stderr] Compiling ark-ff v0.3.0 (/tmp/fixit) [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/fields/mod.rs:330:17 [INFO] [stdout] | [INFO] [stdout] 330 | use core::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![warn(unused, future_incompatible, nonstandard_style, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/to_field_vec.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | use core::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/fields/mod.rs:330:17 [INFO] [stdout] | [INFO] [stdout] 330 | use core::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | #![warn(unused, future_incompatible, nonstandard_style, rust_2018_idioms)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[warn(unused_imports)]` implied by `#[warn(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/to_field_vec.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | use core::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.91s [INFO] running `Command { std: "docker" "inspect" "bb4cc86345fef716cf253ffbbea0e4d77540c3db075b86fd3c591fe75133c538", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bb4cc86345fef716cf253ffbbea0e4d77540c3db075b86fd3c591fe75133c538", kill_on_drop: false }` [INFO] [stdout] bb4cc86345fef716cf253ffbbea0e4d77540c3db075b86fd3c591fe75133c538