[INFO] fetching crate rc-box 1.1.1...
[INFO] testing rc-box-1.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rc-box 1.1.1 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate rc-box 1.1.1 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 rc-box 1.1.1
[INFO] finished tweaking crates.io crate rc-box 1.1.1
[INFO] tweaked toml for crates.io crate rc-box 1.1.1 written to /workspace/builds/worker-90/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 111ac87a598ee2f112a11107842b5469ec6035d69737f286ed3b4f4cd1626b52
[INFO] running `Command { std: "docker" "start" "-a" "111ac87a598ee2f112a11107842b5469ec6035d69737f286ed3b4f4cd1626b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "111ac87a598ee2f112a11107842b5469ec6035d69737f286ed3b4f4cd1626b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "111ac87a598ee2f112a11107842b5469ec6035d69737f286ed3b4f4cd1626b52", kill_on_drop: false }`
[INFO] [stdout] 111ac87a598ee2f112a11107842b5469ec6035d69737f286ed3b4f4cd1626b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 730af946d98115207dd51650c034f580903fa6bb4e775bca90aa0f741808de31
[INFO] running `Command { std: "docker" "start" "-a" "730af946d98115207dd51650c034f580903fa6bb4e775bca90aa0f741808de31", kill_on_drop: false }`
[INFO] [stderr]    Compiling erasable v1.2.1
[INFO] [stderr]    Compiling rc-box v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "730af946d98115207dd51650c034f580903fa6bb4e775bca90aa0f741808de31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "730af946d98115207dd51650c034f580903fa6bb4e775bca90aa0f741808de31", kill_on_drop: false }`
[INFO] [stdout] 730af946d98115207dd51650c034f580903fa6bb4e775bca90aa0f741808de31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 4ec3400b0e18634aa2f1b0768cda8122f1e6dfdedec36803d55c15a9050137e2
[INFO] running `Command { std: "docker" "start" "-a" "4ec3400b0e18634aa2f1b0768cda8122f1e6dfdedec36803d55c15a9050137e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rc-box v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "4ec3400b0e18634aa2f1b0768cda8122f1e6dfdedec36803d55c15a9050137e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ec3400b0e18634aa2f1b0768cda8122f1e6dfdedec36803d55c15a9050137e2", kill_on_drop: false }`
[INFO] [stdout] 4ec3400b0e18634aa2f1b0768cda8122f1e6dfdedec36803d55c15a9050137e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 1459b1969c8cc69d376063acd7ca36f4793b2ae3257481a45af2219810422aa0
[INFO] running `Command { std: "docker" "start" "-a" "1459b1969c8cc69d376063acd7ca36f4793b2ae3257481a45af2219810422aa0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rc_box-e49a296d46e43414)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests rc-box
[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 6 tests
[INFO] [stdout] test src/lib.rs - RcBox<dyn Any + 'static>::downcast (line 644) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dyn Any + Send + 'static>::downcast (line 644) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dyn Any + Send + Sync + 'static>::downcast (line 644) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dyn Any + Send + 'static>::downcast (line 644) ... ok
[INFO] [stdout] test src/lib.rs - RcBox<dyn Any + Send + Sync + 'static>::downcast (line 644) ... ok
[INFO] [stdout] test src/lib.rs - ArcBox<dyn Any + 'static>::downcast (line 644) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1459b1969c8cc69d376063acd7ca36f4793b2ae3257481a45af2219810422aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1459b1969c8cc69d376063acd7ca36f4793b2ae3257481a45af2219810422aa0", kill_on_drop: false }`
[INFO] [stdout] 1459b1969c8cc69d376063acd7ca36f4793b2ae3257481a45af2219810422aa0