[INFO] fetching crate spark-ser7seg 0.2.0...
[INFO] testing spark-ser7seg-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate spark-ser7seg 0.2.0 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate spark-ser7seg 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spark-ser7seg 0.2.0
[INFO] finished tweaking crates.io crate spark-ser7seg 0.2.0
[INFO] tweaked toml for crates.io crate spark-ser7seg 0.2.0 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56192b4f338ce9b3349bcdf6b5ad1799b92896cac42dcda4ab87215bffc6ca94
[INFO] running `Command { std: "docker" "start" "-a" "56192b4f338ce9b3349bcdf6b5ad1799b92896cac42dcda4ab87215bffc6ca94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56192b4f338ce9b3349bcdf6b5ad1799b92896cac42dcda4ab87215bffc6ca94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56192b4f338ce9b3349bcdf6b5ad1799b92896cac42dcda4ab87215bffc6ca94", kill_on_drop: false }`
[INFO] [stdout] 56192b4f338ce9b3349bcdf6b5ad1799b92896cac42dcda4ab87215bffc6ca94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6105c0544caed7840c3790538fd1a881d031755292c742e841a5e3c811f9cbc
[INFO] running `Command { std: "docker" "start" "-a" "a6105c0544caed7840c3790538fd1a881d031755292c742e841a5e3c811f9cbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.7
[INFO] [stderr]    Compiling spark-ser7seg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `Command { std: "docker" "inspect" "a6105c0544caed7840c3790538fd1a881d031755292c742e841a5e3c811f9cbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6105c0544caed7840c3790538fd1a881d031755292c742e841a5e3c811f9cbc", kill_on_drop: false }`
[INFO] [stdout] a6105c0544caed7840c3790538fd1a881d031755292c742e841a5e3c811f9cbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38190ec076adce91bc2a926e475a236ea82a8c363f8eb36336a9b789064b676e
[INFO] running `Command { std: "docker" "start" "-a" "38190ec076adce91bc2a926e475a236ea82a8c363f8eb36336a9b789064b676e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling spark-ser7seg v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/spark_ser7seg-6bfed091ea1f1af7)
[INFO] running `Command { std: "docker" "inspect" "38190ec076adce91bc2a926e475a236ea82a8c363f8eb36336a9b789064b676e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38190ec076adce91bc2a926e475a236ea82a8c363f8eb36336a9b789064b676e", kill_on_drop: false }`
[INFO] [stdout] 38190ec076adce91bc2a926e475a236ea82a8c363f8eb36336a9b789064b676e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fc2653e448313563ee8ae519444c966f2f68e95741e69c86f6ccf530acb6bf1
[INFO] running `Command { std: "docker" "start" "-a" "6fc2653e448313563ee8ae519444c966f2f68e95741e69c86f6ccf530acb6bf1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spark_ser7seg-6bfed091ea1f1af7)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spark-ser7seg
[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 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fc2653e448313563ee8ae519444c966f2f68e95741e69c86f6ccf530acb6bf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fc2653e448313563ee8ae519444c966f2f68e95741e69c86f6ccf530acb6bf1", kill_on_drop: false }`
[INFO] [stdout] 6fc2653e448313563ee8ae519444c966f2f68e95741e69c86f6ccf530acb6bf1