[INFO] fetching crate ark-snark 0.4.0... [INFO] checking ark-snark-0.4.0 against try#ebb118907fa893a392c699ddf120848fa0a8d6c2 for pr-116930 [INFO] extracting crate ark-snark 0.4.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate ark-snark 0.4.0 on toolchain ebb118907fa893a392c699ddf120848fa0a8d6c2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ark-snark 0.4.0 [INFO] finished tweaking crates.io crate ark-snark 0.4.0 [INFO] tweaked toml for crates.io crate ark-snark 0.4.0 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" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a862c5ebe92357f1c06dbd0adc64b633537a917a18512da03398e6803d010b4e [INFO] running `Command { std: "docker" "start" "-a" "a862c5ebe92357f1c06dbd0adc64b633537a917a18512da03398e6803d010b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a862c5ebe92357f1c06dbd0adc64b633537a917a18512da03398e6803d010b4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a862c5ebe92357f1c06dbd0adc64b633537a917a18512da03398e6803d010b4e", kill_on_drop: false }` [INFO] [stdout] a862c5ebe92357f1c06dbd0adc64b633537a917a18512da03398e6803d010b4e [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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+ebb118907fa893a392c699ddf120848fa0a8d6c2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77fde6703d06efbb0ff59637fc124c5e23f1bf58c7cc667cb12526cc9c84b646 [INFO] running `Command { std: "docker" "start" "-a" "77fde6703d06efbb0ff59637fc124c5e23f1bf58c7cc667cb12526cc9c84b646", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.17 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking zeroize v1.6.0 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking ark-std v0.4.0 [INFO] [stderr] Checking ark-serialize v0.4.2 [INFO] [stderr] Compiling ark-ff-macros v0.4.2 [INFO] [stderr] Compiling ark-ff-asm v0.4.2 [INFO] [stderr] Compiling derivative v2.2.0 [INFO] [stderr] Checking ark-ff v0.4.2 [INFO] [stderr] Checking ark-relations v0.4.0 [INFO] [stderr] Checking ark-snark v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | future_incompatible, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `forbid` lint level is the default for pointer_structural_match [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid [INFO] [stdout] --> src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | future_incompatible, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid [INFO] [stdout] | [INFO] [stdout] = note: `forbid` lint level is the default for pointer_structural_match [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0453`. [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0453`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ark-snark` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `ark-snark` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "77fde6703d06efbb0ff59637fc124c5e23f1bf58c7cc667cb12526cc9c84b646", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77fde6703d06efbb0ff59637fc124c5e23f1bf58c7cc667cb12526cc9c84b646", kill_on_drop: false }` [INFO] [stdout] 77fde6703d06efbb0ff59637fc124c5e23f1bf58c7cc667cb12526cc9c84b646