[INFO] fetching crate downcast-rs 1.2.0...
[INFO] testing downcast-rs-1.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate downcast-rs 1.2.0 into /workspace/builds/worker-99/source
[INFO] validating manifest of crates.io crate downcast-rs 1.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate downcast-rs 1.2.0
[INFO] finished tweaking crates.io crate downcast-rs 1.2.0
[INFO] tweaked toml for crates.io crate downcast-rs 1.2.0 written to /workspace/builds/worker-99/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4a5222ae82e515ebe6b3b2335386f3831346065d0b4cce5afb1ea179f26c4b7
[INFO] running `Command { std: "docker" "start" "-a" "f4a5222ae82e515ebe6b3b2335386f3831346065d0b4cce5afb1ea179f26c4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4a5222ae82e515ebe6b3b2335386f3831346065d0b4cce5afb1ea179f26c4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a5222ae82e515ebe6b3b2335386f3831346065d0b4cce5afb1ea179f26c4b7", kill_on_drop: false }`
[INFO] [stdout] f4a5222ae82e515ebe6b3b2335386f3831346065d0b4cce5afb1ea179f26c4b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4032c3786bfee6a693f2cf4ada8cc1d7e6da9b3104d10d0fe5a8baf8013123e
[INFO] running `Command { std: "docker" "start" "-a" "d4032c3786bfee6a693f2cf4ada8cc1d7e6da9b3104d10d0fe5a8baf8013123e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling downcast-rs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d4032c3786bfee6a693f2cf4ada8cc1d7e6da9b3104d10d0fe5a8baf8013123e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4032c3786bfee6a693f2cf4ada8cc1d7e6da9b3104d10d0fe5a8baf8013123e", kill_on_drop: false }`
[INFO] [stdout] d4032c3786bfee6a693f2cf4ada8cc1d7e6da9b3104d10d0fe5a8baf8013123e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25f649c56c61c341db880dab97bcfef8cce59f1858f54eb41795bc20a26cd7d2
[INFO] running `Command { std: "docker" "start" "-a" "25f649c56c61c341db880dab97bcfef8cce59f1858f54eb41795bc20a26cd7d2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling downcast-rs v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "25f649c56c61c341db880dab97bcfef8cce59f1858f54eb41795bc20a26cd7d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f649c56c61c341db880dab97bcfef8cce59f1858f54eb41795bc20a26cd7d2", kill_on_drop: false }`
[INFO] [stdout] 25f649c56c61c341db880dab97bcfef8cce59f1858f54eb41795bc20a26cd7d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-99/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e642ccab5418d8d891187e872591b0eb9ce7462b590f17f1246440460b5d3f59
[INFO] running `Command { std: "docker" "start" "-a" "e642ccab5418d8d891187e872591b0eb9ce7462b590f17f1246440460b5d3f59", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/downcast_rs-4da871763b4cff2d)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test test::associated::test_non_sync ... ok
[INFO] [stdout] test test::concrete_parametrized::test_sync ... ok
[INFO] [stdout] test test::non_generic::test_sync ... ok
[INFO] [stdout] test test::concrete_parametrized_associated::test_non_sync ... ok
[INFO] [stdout] test test::constrained_generic::test_non_sync ... ok
[INFO] [stdout] test test::concrete_parametrized::test_non_sync ... ok
[INFO] [stdout] test test::constrained_associated::test_non_sync ... ok
[INFO] [stdout] test test::concrete_associated::test_non_sync ... ok
[INFO] [stdout] test test::associated::test_sync ... ok
[INFO] [stdout] test test::constrained_associated::test_sync ... ok
[INFO] [stdout] test test::concrete_parametrized_associated::test_sync ... ok
[INFO] [stdout] test test::constrained_generic::test_sync ... ok
[INFO] [stderr]      Running tests/import_via_macro_use.rs (/opt/rustwide/target/debug/deps/import_via_macro_use-1fce6d774f45d17f)
[INFO] [stdout] test test::non_generic::test_non_sync ... ok
[INFO] [stdout] test test::param_and_associated::test_non_sync ... ok
[INFO] [stdout] test test::param_and_associated::test_sync ... ok
[INFO] [stdout] test test::constrained_param_and_associated::test_non_sync ... ok
[INFO] [stdout] test test::generic::test_non_sync ... ok
[INFO] [stdout] test test::generic::test_sync ... ok
[INFO] [stdout] test test::constrained_param_and_associated::test_sync ... ok
[INFO] [stdout] test test::concrete_associated::test_sync ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... 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] [stderr]      Running tests/use_via_namespace.rs (/opt/rustwide/target/debug/deps/use_via_namespace-e71c348b20e90a81)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests downcast-rs
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... 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 3 tests
[INFO] [stdout] test src/lib.rs - (line 129) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] test src/lib.rs - (line 76) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.93s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e642ccab5418d8d891187e872591b0eb9ce7462b590f17f1246440460b5d3f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e642ccab5418d8d891187e872591b0eb9ce7462b590f17f1246440460b5d3f59", kill_on_drop: false }`
[INFO] [stdout] e642ccab5418d8d891187e872591b0eb9ce7462b590f17f1246440460b5d3f59