[INFO] fetching crate test_double 0.3.0...
[INFO] testing test_double-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate test_double 0.3.0 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate test_double 0.3.0 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 test_double 0.3.0
[INFO] finished tweaking crates.io crate test_double 0.3.0
[INFO] tweaked toml for crates.io crate test_double 0.3.0 written to /workspace/builds/worker-22/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b54b337272e34fa04f1e32c2aebd8dc3de01e853100ba1fdf124af70893ffa7a
[INFO] running `Command { std: "docker" "start" "-a" "b54b337272e34fa04f1e32c2aebd8dc3de01e853100ba1fdf124af70893ffa7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b54b337272e34fa04f1e32c2aebd8dc3de01e853100ba1fdf124af70893ffa7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54b337272e34fa04f1e32c2aebd8dc3de01e853100ba1fdf124af70893ffa7a", kill_on_drop: false }`
[INFO] [stdout] b54b337272e34fa04f1e32c2aebd8dc3de01e853100ba1fdf124af70893ffa7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] f90cd2c941d7b89ce2207f1f94d6fc3cd7ce221fd19dff876a6ceb90922228ae
[INFO] running `Command { std: "docker" "start" "-a" "f90cd2c941d7b89ce2207f1f94d6fc3cd7ce221fd19dff876a6ceb90922228ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling test_double v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.60s
[INFO] running `Command { std: "docker" "inspect" "f90cd2c941d7b89ce2207f1f94d6fc3cd7ce221fd19dff876a6ceb90922228ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f90cd2c941d7b89ce2207f1f94d6fc3cd7ce221fd19dff876a6ceb90922228ae", kill_on_drop: false }`
[INFO] [stdout] f90cd2c941d7b89ce2207f1f94d6fc3cd7ce221fd19dff876a6ceb90922228ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] b1b9b8f27e6df7e0fb6c2f6083e5e53a131cc6bda83f65f3b88bcf9ab528f0bd
[INFO] running `Command { std: "docker" "start" "-a" "b1b9b8f27e6df7e0fb6c2f6083e5e53a131cc6bda83f65f3b88bcf9ab528f0bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling test_double v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "b1b9b8f27e6df7e0fb6c2f6083e5e53a131cc6bda83f65f3b88bcf9ab528f0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b9b8f27e6df7e0fb6c2f6083e5e53a131cc6bda83f65f3b88bcf9ab528f0bd", kill_on_drop: false }`
[INFO] [stdout] b1b9b8f27e6df7e0fb6c2f6083e5e53a131cc6bda83f65f3b88bcf9ab528f0bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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] 35edf0d5115ba9ed11345f59cddd54911d329f5b98f134e7d742d59b6ff188e8
[INFO] running `Command { std: "docker" "start" "-a" "35edf0d5115ba9ed11345f59cddd54911d329f5b98f134e7d742d59b6ff188e8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/test_double-21dc0e32cb7b7d71)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_attribute_alternate_name_prefixed ... ok
[INFO] [stdout] test tests::test_attribute_alternate_name ... ok
[INFO] [stdout] test tests::test_attribute_group_prefixed ... ok
[INFO] [stdout] test tests::test_attribute_rename ... ok
[INFO] [stdout] test tests::test_attribute_group ... ok
[INFO] [stdout] test tests::test_attribute_nested_prefixed ... ok
[INFO] [stdout] test tests::test_attribute_nested ... ok
[INFO] [stdout] test tests::test_attribute_rename_prefixed ... ok
[INFO] [stdout] test tests::test_functionlike_basic ... ok
[INFO] [stdout] test tests::test_functionlike_basic_prefixed ... ok
[INFO] [stdout] test tests::test_functionlike_group ... ok
[INFO] [stdout] test tests::test_functionlike_group_prefixed ... ok
[INFO] [stdout] test tests::test_attribute_group_alternate_name - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-9f557898987398c2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_integration ... 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]    Doc-tests test_double
[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" "35edf0d5115ba9ed11345f59cddd54911d329f5b98f134e7d742d59b6ff188e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35edf0d5115ba9ed11345f59cddd54911d329f5b98f134e7d742d59b6ff188e8", kill_on_drop: false }`
[INFO] [stdout] 35edf0d5115ba9ed11345f59cddd54911d329f5b98f134e7d742d59b6ff188e8