[INFO] fetching crate leo-synthesizer 1.5.3...
[INFO] checking leo-synthesizer-1.5.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate leo-synthesizer 1.5.3 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate leo-synthesizer 1.5.3 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leo-synthesizer 1.5.3
[INFO] finished tweaking crates.io crate leo-synthesizer 1.5.3
[INFO] tweaked toml for crates.io crate leo-synthesizer 1.5.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 75 packages
[INFO] [stderr]       Adding bitvec v0.19.6 (latest: v1.0.1)
[INFO] [stderr]       Adding blake2 v0.9.2 (latest: v0.10.6)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding funty v1.1.0 (latest: v2.0.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding proc-macro-crate v0.1.5 (latest: v3.1.0)
[INFO] [stderr]       Adding radium v0.5.3 (latest: v1.1.0)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding snarkvm-algorithms v0.7.9 (latest: v0.16.19)
[INFO] [stderr]       Adding snarkvm-curves v0.7.9 (latest: v0.16.19)
[INFO] [stderr]       Adding snarkvm-derives v0.7.9 (latest: v0.8.0)
[INFO] [stderr]       Adding snarkvm-fields v0.7.9 (latest: v0.16.19)
[INFO] [stderr]       Adding snarkvm-gadgets v0.7.9 (latest: v0.8.0)
[INFO] [stderr]       Adding snarkvm-profiler v0.7.9 (latest: v0.8.0)
[INFO] [stderr]       Adding snarkvm-r1cs v0.7.9 (latest: v0.12.2)
[INFO] [stderr]       Adding snarkvm-utilities v0.7.9 (latest: v0.16.19)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wyz v0.2.0 (latest: v0.6.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snarkvm-derives v0.7.9
[INFO] [stderr]   Downloaded snarkvm-r1cs v0.7.9
[INFO] [stderr]   Downloaded snarkvm-profiler v0.7.9
[INFO] [stderr]   Downloaded snarkvm-utilities v0.7.9
[INFO] [stderr]   Downloaded snarkvm-fields v0.7.9
[INFO] [stderr]   Downloaded snarkvm-curves v0.7.9
[INFO] [stderr]   Downloaded snarkvm-algorithms v0.7.9
[INFO] [stderr]   Downloaded bitvec v0.19.6
[INFO] [stderr]   Downloaded snarkvm-gadgets v0.7.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1800fddc7179ad28476d4fe0f77812c82256eb21a17a1fc7b213ce43d6723e84
[INFO] running `Command { std: "docker" "start" "-a" "1800fddc7179ad28476d4fe0f77812c82256eb21a17a1fc7b213ce43d6723e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1800fddc7179ad28476d4fe0f77812c82256eb21a17a1fc7b213ce43d6723e84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1800fddc7179ad28476d4fe0f77812c82256eb21a17a1fc7b213ce43d6723e84", kill_on_drop: false }`
[INFO] [stdout] 1800fddc7179ad28476d4fe0f77812c82256eb21a17a1fc7b213ce43d6723e84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6313d59210138cab442fb6f0a75ce1f4a26cd6628791b33b9d3c2fb5bf276b1a
[INFO] running `Command { std: "docker" "start" "-a" "6313d59210138cab442fb6f0a75ce1f4a26cd6628791b33b9d3c2fb5bf276b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.12
[INFO] [stderr]     Checking snarkvm-profiler v0.7.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling snarkvm-derives v0.7.9
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]     Checking snarkvm-utilities v0.7.9
[INFO] [stderr]     Checking snarkvm-fields v0.7.9
[INFO] [stderr]     Checking snarkvm-curves v0.7.9
[INFO] [stderr]     Checking snarkvm-r1cs v0.7.9
[INFO] [stderr]     Checking snarkvm-algorithms v0.7.9
[INFO] [stderr]     Checking snarkvm-gadgets v0.7.9
[INFO] [stderr]     Checking leo-synthesizer v1.5.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.41s
[INFO] running `Command { std: "docker" "inspect" "6313d59210138cab442fb6f0a75ce1f4a26cd6628791b33b9d3c2fb5bf276b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6313d59210138cab442fb6f0a75ce1f4a26cd6628791b33b9d3c2fb5bf276b1a", kill_on_drop: false }`
[INFO] [stdout] 6313d59210138cab442fb6f0a75ce1f4a26cd6628791b33b9d3c2fb5bf276b1a
[INFO] checking leo-synthesizer-1.5.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate leo-synthesizer 1.5.3 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate leo-synthesizer 1.5.3 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leo-synthesizer 1.5.3
[INFO] finished tweaking crates.io crate leo-synthesizer 1.5.3
[INFO] tweaked toml for crates.io crate leo-synthesizer 1.5.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 115f7baff328e9856d1ecfb758d861cd0bcde0af8ea3bf4153aec47aba363a78
[INFO] running `Command { std: "docker" "start" "-a" "115f7baff328e9856d1ecfb758d861cd0bcde0af8ea3bf4153aec47aba363a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "115f7baff328e9856d1ecfb758d861cd0bcde0af8ea3bf4153aec47aba363a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115f7baff328e9856d1ecfb758d861cd0bcde0af8ea3bf4153aec47aba363a78", kill_on_drop: false }`
[INFO] [stdout] 115f7baff328e9856d1ecfb758d861cd0bcde0af8ea3bf4153aec47aba363a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e63553b3245f060da02144458cd307cb6863b4cfede2b3eb4e4ef36422d699cd
[INFO] running `Command { std: "docker" "start" "-a" "e63553b3245f060da02144458cd307cb6863b4cfede2b3eb4e4ef36422d699cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking crossbeam-utils v0.8.19
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking snarkvm-profiler v0.7.9
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.19/src/sync/parker.rs:370:25
[INFO] [stdout]     |
[INFO] [stdout] 370 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 371 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 372 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 373 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bitvec v0.19.6
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "e63553b3245f060da02144458cd307cb6863b4cfede2b3eb4e4ef36422d699cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e63553b3245f060da02144458cd307cb6863b4cfede2b3eb4e4ef36422d699cd", kill_on_drop: false }`
[INFO] [stdout] e63553b3245f060da02144458cd307cb6863b4cfede2b3eb4e4ef36422d699cd