[INFO] fetching crate sparkles-core 0.1.8...
[INFO] testing sparkles-core-0.1.8 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate sparkles-core 0.1.8 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate sparkles-core 0.1.8
[INFO] finished tweaking crates.io crate sparkles-core 0.1.8
[INFO] tweaked toml for crates.io crate sparkles-core 0.1.8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sparkles-core 0.1.8 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate sparkles-core 0.1.8 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded enumset_derive v0.11.0
[INFO] [stderr]   Downloaded sparkles-macro v0.1.6
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded volatile-register v0.2.2
[INFO] [stderr]   Downloaded bincode_derive v2.0.1
[INFO] [stderr]   Downloaded unty v0.0.4
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded enumset v1.1.6
[INFO] [stderr]   Downloaded virtue v0.0.18
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded embedded-hal v0.2.7
[INFO] [stderr]   Downloaded cortex-m v0.7.7
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded bincode v2.0.1
[INFO] [stderr]   Downloaded nb v1.1.0
[INFO] [stderr]   Downloaded rustc_version v0.2.3
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded sha2-const-stable v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1fcf2cdb218701d14cc6527bd0e780c6dc507f7cf60868c18b64fe6df892206
[INFO] running `Command { std: "docker" "start" "-a" "c1fcf2cdb218701d14cc6527bd0e780c6dc507f7cf60868c18b64fe6df892206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1fcf2cdb218701d14cc6527bd0e780c6dc507f7cf60868c18b64fe6df892206", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1fcf2cdb218701d14cc6527bd0e780c6dc507f7cf60868c18b64fe6df892206", kill_on_drop: false }`
[INFO] [stdout] c1fcf2cdb218701d14cc6527bd0e780c6dc507f7cf60868c18b64fe6df892206
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74e1329334ce25ef9ebb91bd7ca41f9f018b68f7d91e7c709982b645614df377
[INFO] running `Command { std: "docker" "start" "-a" "74e1329334ce25ef9ebb91bd7ca41f9f018b68f7d91e7c709982b645614df377", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling sparkles-core v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling sha2-const-stable v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling bincode v2.0.1
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling sparkles-macro v0.1.6
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling enumset_derive v0.11.0
[INFO] [stderr]    Compiling enumset v1.1.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.22s
[INFO] running `Command { std: "docker" "inspect" "74e1329334ce25ef9ebb91bd7ca41f9f018b68f7d91e7c709982b645614df377", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e1329334ce25ef9ebb91bd7ca41f9f018b68f7d91e7c709982b645614df377", kill_on_drop: false }`
[INFO] [stdout] 74e1329334ce25ef9ebb91bd7ca41f9f018b68f7d91e7c709982b645614df377
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69bb7d050437e04911cb2ebf23eb475ac68a68b81ef8d95b4e6faaa830d1c992
[INFO] running `Command { std: "docker" "start" "-a" "69bb7d050437e04911cb2ebf23eb475ac68a68b81ef8d95b4e6faaa830d1c992", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparkles-core v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "69bb7d050437e04911cb2ebf23eb475ac68a68b81ef8d95b4e6faaa830d1c992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69bb7d050437e04911cb2ebf23eb475ac68a68b81ef8d95b4e6faaa830d1c992", kill_on_drop: false }`
[INFO] [stdout] 69bb7d050437e04911cb2ebf23eb475ac68a68b81ef8d95b4e6faaa830d1c992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 055a700cbac7455824ad1f17e3cc82ce01576162ed19363ad0e5da61e706278f
[INFO] running `Command { std: "docker" "start" "-a" "055a700cbac7455824ad1f17e3cc82ce01576162ed19363ad0e5da61e706278f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sparkles_core-fd92fb39f879008a)
[INFO] [stderr]    Doc-tests sparkles_core
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "055a700cbac7455824ad1f17e3cc82ce01576162ed19363ad0e5da61e706278f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055a700cbac7455824ad1f17e3cc82ce01576162ed19363ad0e5da61e706278f", kill_on_drop: false }`
[INFO] [stdout] 055a700cbac7455824ad1f17e3cc82ce01576162ed19363ad0e5da61e706278f