[INFO] fetching crate rlay-plugin-interface 0.3.0...
[INFO] checking rlay-plugin-interface-0.3.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate rlay-plugin-interface 0.3.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rlay-plugin-interface 0.3.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rlay-plugin-interface 0.3.0
[INFO] finished tweaking crates.io crate rlay-plugin-interface 0.3.0
[INFO] tweaked toml for crates.io crate rlay-plugin-interface 0.3.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 90 packages
[INFO] [stderr]       Adding ambassador v0.2.1 (latest: v0.3.6)
[INFO] [stderr]       Adding block-buffer v0.3.3 (latest: v0.10.4)
[INFO] [stderr]       Adding byte-tools v0.2.0 (latest: v0.3.1)
[INFO] [stderr]       Adding bytes v0.5.6 (latest: v1.6.0)
[INFO] [stderr]       Adding crunchy v0.1.6 (latest: v0.2.2)
[INFO] [stderr]       Adding digest v0.7.6 (latest: v0.10.7)
[INFO] [stderr]       Adding ethbloom v0.5.3 (latest: v0.13.0)
[INFO] [stderr]       Adding ethereum-types v0.4.2 (latest: v0.14.1)
[INFO] [stderr]       Adding fixed-hash v0.2.5 (latest: v0.8.0)
[INFO] [stderr]       Adding generic-array v0.9.1 (latest: v1.0.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding heck v0.3.3 (latest: v0.5.0)
[INFO] [stderr]       Adding integer-encoding v1.0.8 (latest: v4.0.0)
[INFO] [stderr]       Adding itertools v0.8.2 (latest: v0.12.1)
[INFO] [stderr]       Adding multibase v0.6.0 (latest: v0.9.1)
[INFO] [stderr]       Adding multihash v0.8.0 (latest: v0.19.1)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding prost v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.6.1 (latest: v0.12.4)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding serde_cbor v0.10.2 (latest: v0.11.2)
[INFO] [stderr]       Adding sha1 v0.5.0 (latest: v0.10.6)
[INFO] [stderr]       Adding sha2 v0.7.1 (latest: v0.10.8)
[INFO] [stderr]       Adding strum_macros v0.16.0 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (latest: v2.0.2)
[INFO] [stderr]       Adding uint v0.4.1 (latest: v0.9.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rlay_ontology_build v0.2.5
[INFO] [stderr]   Downloaded sha1 v0.5.0
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded multihash v0.8.0
[INFO] [stderr]   Downloaded serde_cbor v0.10.2
[INFO] [stderr]   Downloaded rlay_ontology v0.2.6
[INFO] [stderr]   Downloaded rlay-backend v0.3.0
[INFO] [stderr]   Downloaded ambassador v0.2.1
[INFO] [stderr]   Downloaded cid_fork_rlay v0.3.1
[INFO] [stderr]   Downloaded ethbloom v0.5.3
[INFO] [stderr]   Downloaded fixed-hash v0.2.5
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded uint v0.4.1
[INFO] [stderr]   Downloaded ethereum-types v0.4.2
[INFO] [stderr]   Downloaded integer-encoding v1.0.8
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded strum_macros v0.16.0
[INFO] [stderr]   Downloaded multibase v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a888c0c54129a4555c3d7f422eefef4ccd680f3d440a71322d46f184c08bea96
[INFO] running `Command { std: "docker" "start" "-a" "a888c0c54129a4555c3d7f422eefef4ccd680f3d440a71322d46f184c08bea96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a888c0c54129a4555c3d7f422eefef4ccd680f3d440a71322d46f184c08bea96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a888c0c54129a4555c3d7f422eefef4ccd680f3d440a71322d46f184c08bea96", kill_on_drop: false }`
[INFO] [stdout] a888c0c54129a4555c3d7f422eefef4ccd680f3d440a71322d46f184c08bea96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2da2bdf8607c3912a81d98dd068775b0d354b1c287b0fa0282063cfc6421c38
[INFO] running `Command { std: "docker" "start" "-a" "d2da2bdf8607c3912a81d98dd068775b0d354b1c287b0fa0282063cfc6421c38", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking integer-encoding v1.0.8
[INFO] [stderr]     Checking cid_fork_rlay v0.3.1
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rlay_ontology_build v0.2.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling ambassador v0.2.1
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rlay_ontology v0.2.6
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking rlay-backend v0.3.0
[INFO] [stderr]     Checking rlay-plugin-interface v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.47s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "d2da2bdf8607c3912a81d98dd068775b0d354b1c287b0fa0282063cfc6421c38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2da2bdf8607c3912a81d98dd068775b0d354b1c287b0fa0282063cfc6421c38", kill_on_drop: false }`
[INFO] [stdout] d2da2bdf8607c3912a81d98dd068775b0d354b1c287b0fa0282063cfc6421c38
[INFO] checking rlay-plugin-interface-0.3.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate rlay-plugin-interface 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rlay-plugin-interface 0.3.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rlay-plugin-interface 0.3.0
[INFO] finished tweaking crates.io crate rlay-plugin-interface 0.3.0
[INFO] tweaked toml for crates.io crate rlay-plugin-interface 0.3.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95da2e4cc9838f731750488ec612cd76a5f4940b531910a9dd1066417a5d5579
[INFO] running `Command { std: "docker" "start" "-a" "95da2e4cc9838f731750488ec612cd76a5f4940b531910a9dd1066417a5d5579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95da2e4cc9838f731750488ec612cd76a5f4940b531910a9dd1066417a5d5579", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95da2e4cc9838f731750488ec612cd76a5f4940b531910a9dd1066417a5d5579", kill_on_drop: false }`
[INFO] [stdout] 95da2e4cc9838f731750488ec612cd76a5f4940b531910a9dd1066417a5d5579
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4185d0a162e24a5da4085875628e4d35cbafa9b2e778f20b3f4270c7d0cf06ee
[INFO] running `Command { std: "docker" "start" "-a" "4185d0a162e24a5da4085875628e4d35cbafa9b2e778f20b3f4270c7d0cf06ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking generic-array v0.9.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]     Checking digest v0.7.6
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking fixed-hash v0.2.5
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking sha1 v0.5.0
[INFO] [stderr]     Checking multibase v0.6.0
[INFO] [stderr]     Checking multihash v0.8.0
[INFO] [stderr]     Checking uint v0.4.1
[INFO] [stderr]     Checking integer-encoding v1.0.8
[INFO] [stderr]     Checking ethbloom v0.5.3
[INFO] [stderr]     Checking cid_fork_rlay v0.3.1
[INFO] [stderr]     Checking ethereum-types v0.4.2
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_cbor v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling ambassador v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling rlay_ontology_build v0.2.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling rlay_ontology v0.2.6
[INFO] [stderr]     Checking prost v0.6.1
[INFO] [stderr]     Checking rlay-backend v0.3.0
[INFO] [stderr]     Checking rlay-plugin-interface v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: uint v0.4.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "4185d0a162e24a5da4085875628e4d35cbafa9b2e778f20b3f4270c7d0cf06ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4185d0a162e24a5da4085875628e4d35cbafa9b2e778f20b3f4270c7d0cf06ee", kill_on_drop: false }`
[INFO] [stdout] 4185d0a162e24a5da4085875628e4d35cbafa9b2e778f20b3f4270c7d0cf06ee