[INFO] fetching crate dont_panic_slice 0.1.0...
[INFO] testing dont_panic_slice-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dont_panic_slice 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate dont_panic_slice 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dont_panic_slice 0.1.0
[INFO] finished tweaking crates.io crate dont_panic_slice 0.1.0
[INFO] tweaked toml for crates.io crate dont_panic_slice 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 729653c242abe92cf0ecfc4eed21551f0b8848e3266f29a1c7d17cad243174f7
[INFO] running `Command { std: "docker" "start" "-a" "729653c242abe92cf0ecfc4eed21551f0b8848e3266f29a1c7d17cad243174f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "729653c242abe92cf0ecfc4eed21551f0b8848e3266f29a1c7d17cad243174f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729653c242abe92cf0ecfc4eed21551f0b8848e3266f29a1c7d17cad243174f7", kill_on_drop: false }`
[INFO] [stdout] 729653c242abe92cf0ecfc4eed21551f0b8848e3266f29a1c7d17cad243174f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82972a4a260f34af3686b685596dd812d85cbc03d78249ce933cdae487084ddb
[INFO] running `Command { std: "docker" "start" "-a" "82972a4a260f34af3686b685596dd812d85cbc03d78249ce933cdae487084ddb", kill_on_drop: false }`
[INFO] [stderr]    Compiling dont_panic v0.1.0
[INFO] [stderr]    Compiling dont_panic_slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "82972a4a260f34af3686b685596dd812d85cbc03d78249ce933cdae487084ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82972a4a260f34af3686b685596dd812d85cbc03d78249ce933cdae487084ddb", kill_on_drop: false }`
[INFO] [stdout] 82972a4a260f34af3686b685596dd812d85cbc03d78249ce933cdae487084ddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83067f9a078882936ddedfcf512a560e12a3ab9674070e4ccbb7cf0c67159ea5
[INFO] running `Command { std: "docker" "start" "-a" "83067f9a078882936ddedfcf512a560e12a3ab9674070e4ccbb7cf0c67159ea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dont_panic_slice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "83067f9a078882936ddedfcf512a560e12a3ab9674070e4ccbb7cf0c67159ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83067f9a078882936ddedfcf512a560e12a3ab9674070e4ccbb7cf0c67159ea5", kill_on_drop: false }`
[INFO] [stdout] 83067f9a078882936ddedfcf512a560e12a3ab9674070e4ccbb7cf0c67159ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 511f5c211c5159614365ac6aa3323581f75e8f08d99249125503e7fae5222227
[INFO] running `Command { std: "docker" "start" "-a" "511f5c211c5159614365ac6aa3323581f75e8f08d99249125503e7fae5222227", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dont_panic_slice-6e5181eb822ada5e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dont_panic_slice
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "511f5c211c5159614365ac6aa3323581f75e8f08d99249125503e7fae5222227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "511f5c211c5159614365ac6aa3323581f75e8f08d99249125503e7fae5222227", kill_on_drop: false }`
[INFO] [stdout] 511f5c211c5159614365ac6aa3323581f75e8f08d99249125503e7fae5222227