[INFO] cloning repository https://github.com/UPB-CS-SAIoT/course
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UPB-CS-SAIoT/course" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUPB-CS-SAIoT%2Fcourse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUPB-CS-SAIoT%2Fcourse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07dd94b416c79388174ab9b37e764b534c78a955
[INFO] checking UPB-CS-SAIoT/course/07dd94b416c79388174ab9b37e764b534c78a955 against try#65132f36b923285d5da381c2fbafee6ce899e841 for pr-132712-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUPB-CS-SAIoT%2Fcourse" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/UPB-CS-SAIoT/course on toolchain 65132f36b923285d5da381c2fbafee6ce899e841
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UPB-CS-SAIoT/course
[INFO] finished tweaking git repo https://github.com/UPB-CS-SAIoT/course
[INFO] tweaked toml for git repo https://github.com/UPB-CS-SAIoT/course written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/UPB-CS-SAIoT/course already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.frame-benchmarking. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.frame-benchmarking-cli. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.frame-system. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.pallet-transaction-payment. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.pallet-transaction-payment-rpc. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-basic-authorship. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-cli. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-client-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-consensus. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-consensus-aura. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-executor. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-finality-grandpa. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-keystore. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-rpc. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-rpc-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-service. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-telemetry. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-transaction-pool. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sc-transaction-pool-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-block-builder. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-blockchain. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-consensus. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-consensus-aura. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-core. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-finality-grandpa. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-inherents. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-keyring. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-runtime. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.sp-timestamp. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.substrate-frame-rpc-system. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: dependencies.try-runtime-cli. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/node/Cargo.toml: unused manifest key: build-dependencies.substrate-build-script-utils. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dependencies.frame-benchmarking. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dependencies.frame-support. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dependencies.frame-system. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dev-dependencies.sp-core. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dev-dependencies.sp-io. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/pallets/template/Cargo.toml: unused manifest key: dev-dependencies.sp-runtime. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-benchmarking. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-executive. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-support. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-system. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-system-benchmarking. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-system-rpc-runtime-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.frame-try-runtime. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-aura. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-balances. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-grandpa. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-randomness-collective-flip. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-sudo. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-timestamp. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-transaction-payment. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.pallet-transaction-payment-rpc-runtime-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-api. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-block-builder. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-consensus-aura. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-core. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-inherents. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-offchain. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-runtime. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-session. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-std. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-transaction-pool. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: dependencies.sp-version. branch
[INFO] [stderr] warning: /workspace/builds/worker-4-tc2/source/runtime/Cargo.toml: unused manifest key: build-dependencies.substrate-wasm-builder. branch
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d546fbace2470d1870110db35090bf0c75ade172ac61749f15cb40f18f63d89
[INFO] running `Command { std: "docker" "start" "-a" "0d546fbace2470d1870110db35090bf0c75ade172ac61749f15cb40f18f63d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d546fbace2470d1870110db35090bf0c75ade172ac61749f15cb40f18f63d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d546fbace2470d1870110db35090bf0c75ade172ac61749f15cb40f18f63d89", kill_on_drop: false }`
[INFO] [stdout] 0d546fbace2470d1870110db35090bf0c75ade172ac61749f15cb40f18f63d89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+65132f36b923285d5da381c2fbafee6ce899e841" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f43884cba7b6472bd68df9815906df53ddbd02724cb366e98a5b77e619878c8
[INFO] running `Command { std: "docker" "start" "-a" "4f43884cba7b6472bd68df9815906df53ddbd02724cb366e98a5b77e619878c8", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "4f43884cba7b6472bd68df9815906df53ddbd02724cb366e98a5b77e619878c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f43884cba7b6472bd68df9815906df53ddbd02724cb366e98a5b77e619878c8", kill_on_drop: false }`
[INFO] [stdout] 4f43884cba7b6472bd68df9815906df53ddbd02724cb366e98a5b77e619878c8