[INFO] fetching crate deltoid 0.11.3...
[INFO] testing deltoid-0.11.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate deltoid 0.11.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate deltoid 0.11.3 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 deltoid 0.11.3
[INFO] finished tweaking crates.io crate deltoid 0.11.3
[INFO] tweaked toml for crates.io crate deltoid 0.11.3 written to /workspace/builds/worker-15/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] [stderr]     Blocking waiting for file lock on package cache
[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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 120b60b362b2d61a78c401cc2f9df5bb745c225b8f03647ed1c6966d78e19de0
[INFO] running `Command { std: "docker" "start" "-a" "120b60b362b2d61a78c401cc2f9df5bb745c225b8f03647ed1c6966d78e19de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "120b60b362b2d61a78c401cc2f9df5bb745c225b8f03647ed1c6966d78e19de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120b60b362b2d61a78c401cc2f9df5bb745c225b8f03647ed1c6966d78e19de0", kill_on_drop: false }`
[INFO] [stdout] 120b60b362b2d61a78c401cc2f9df5bb745c225b8f03647ed1c6966d78e19de0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] b427c9a6e207f7cace6e396f5c3e4ddffdb4cf4c0c9ac3ca40b6da072806faae
[INFO] running `Command { std: "docker" "start" "-a" "b427c9a6e207f7cace6e396f5c3e4ddffdb4cf4c0c9ac3ca40b6da072806faae", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling deltoid v0.11.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.02s
[INFO] running `Command { std: "docker" "inspect" "b427c9a6e207f7cace6e396f5c3e4ddffdb4cf4c0c9ac3ca40b6da072806faae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b427c9a6e207f7cace6e396f5c3e4ddffdb4cf4c0c9ac3ca40b6da072806faae", kill_on_drop: false }`
[INFO] [stdout] b427c9a6e207f7cace6e396f5c3e4ddffdb4cf4c0c9ac3ca40b6da072806faae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 22ae584289d65978060ccd6a80d4249bce8c1c0560b42a911f2b7136fe2cf581
[INFO] running `Command { std: "docker" "start" "-a" "22ae584289d65978060ccd6a80d4249bce8c1c0560b42a911f2b7136fe2cf581", kill_on_drop: false }`
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling deltoid v0.11.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "22ae584289d65978060ccd6a80d4249bce8c1c0560b42a911f2b7136fe2cf581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ae584289d65978060ccd6a80d4249bce8c1c0560b42a911f2b7136fe2cf581", kill_on_drop: false }`
[INFO] [stdout] 22ae584289d65978060ccd6a80d4249bce8c1c0560b42a911f2b7136fe2cf581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] f23faa0d1d90aaf4b1ac8369ed226f79e4a88a950b786bebd69c087d98ddffa2
[INFO] running `Command { std: "docker" "start" "-a" "f23faa0d1d90aaf4b1ac8369ed226f79e4a88a950b786bebd69c087d98ddffa2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/deltoid-4e781fd34c96826a)
[INFO] [stdout] 
[INFO] [stdout] running 99 tests
[INFO] [stdout] test arrays::tests::array_of_len_0__apply ... ok
[INFO] [stdout] test arrays::tests::array_of_len_1__apply__same_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_0__delta ... ok
[INFO] [stdout] test arrays::tests::array_of_len_1__apply__different_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_1__delta__different_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_1__delta__same_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_N__apply__same_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_N__apply__different_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_N__delta__same_values ... ok
[INFO] [stdout] test arrays::tests::array_of_len_N__delta__different_values ... ok
[INFO] [stdout] test borrow::tests::Cow__apply__different_values ... ok
[INFO] [stdout] test borrow::tests::Cow__apply__same_values ... ok
[INFO] [stdout] test borrow::tests::Cow__delta___different_values ... ok
[INFO] [stdout] test borrow::tests::Cow__delta___same_values ... ok
[INFO] [stdout] test boxed::tests::Box__apply__different_values ... ok
[INFO] [stdout] test boxed::tests::Box__apply__same_values ... ok
[INFO] [stdout] test boxed::tests::Box__delta__same_values ... ok
[INFO] [stdout] test boxed::tests::Box__delta__different_values ... ok
[INFO] [stdout] test collections::btreemap::tests::BTreeMap__apply__different_values ... ok
[INFO] [stdout] test collections::btreemap::tests::BTreeMap__apply__same_values ... ok
[INFO] [stdout] test collections::btreemap::tests::BTreeMap__delta__different_values ... ok
[INFO] [stdout] test collections::btreemap::tests::BTreeMap__delta__same_values ... ok
[INFO] [stdout] test collections::btreeset::tests::BTreeSet__apply__same_values ... ok
[INFO] [stdout] test collections::btreeset::tests::BTreeSet__apply__different_values ... ok
[INFO] [stdout] test collections::btreeset::tests::BTreeSet__delta__different_values ... ok
[INFO] [stdout] test collections::btreeset::tests::BTreeSet__delta__same_values ... ok
[INFO] [stdout] test collections::hashmap::tests::HashMap__apply__different_values ... ok
[INFO] [stdout] test collections::hashmap::tests::HashMap__apply__same_values ... ok
[INFO] [stdout] test collections::hashset::tests::HashSet__apply__different_values ... ok
[INFO] [stdout] test collections::hashmap::tests::HashMap__delta__different_values ... ok
[INFO] [stdout] test option::tests::Option__apply__same_values ... ok
[INFO] [stdout] test option::tests::Option__delta__different_values ... ok
[INFO] [stdout] test collections::vecdeque::tests::VecDeque__apply__different_values ... ok
[INFO] [stdout] test collections::vecdeque::tests::VecDeque__apply__same_values ... ok
[INFO] [stdout] test collections::hashset::tests::HashSet__apply__same_values ... ok
[INFO] [stdout] test collections::hashset::tests::HashSet__delta__same_values ... ok
[INFO] [stdout] test option::tests::Option__apply__different_values ... ok
[INFO] [stdout] test collections::hashset::tests::HashSet__delta__different_values ... ok
[INFO] [stdout] test option::tests::Option__delta__same_values ... ok
[INFO] [stdout] test collections::vecdeque::tests::VecDeque__delta__different_values ... ok
[INFO] [stdout] test collections::hashmap::tests::HashMap__delta__same_values ... ok
[INFO] [stdout] test rc::tests::Rc__apply__different_values ... ok
[INFO] [stdout] test collections::vecdeque::tests::VecDeque__delta__same_values ... ok
[INFO] [stdout] test rc::tests::Rc__apply__same_values ... ok
[INFO] [stdout] test rc::tests::Rc__delta___same_values ... ok
[INFO] [stdout] test rc::tests::Rc__delta___different_values ... ok
[INFO] [stdout] test result::tests::Result_Err__apply__different_values ... ok
[INFO] [stdout] test result::tests::Result_Err__apply__same_values ... ok
[INFO] [stdout] test range::tests::Range__apply__different_values ... ok
[INFO] [stdout] test result::tests::Result_Err__delta__different_values ... ok
[INFO] [stdout] test result::tests::Result_Ok__delta__different_values ... ok
[INFO] [stdout] test result::tests::Result_Ok__delta__same_values ... ok
[INFO] [stdout] test range::tests::Range__delta___different_values ... ok
[INFO] [stdout] test string::tests::Str__apply__different_values ... ok
[INFO] [stdout] test string::tests::Str__apply__same_values ... ok
[INFO] [stdout] test range::tests::Range__delta___same_values ... ok
[INFO] [stdout] test string::tests::Str__delta__different_values ... ok
[INFO] [stdout] test result::tests::Result_Ok__apply__different_values ... ok
[INFO] [stdout] test result::tests::Result_Ok__apply__same_values ... ok
[INFO] [stdout] test range::tests::Range__apply__same_values ... ok
[INFO] [stdout] test string::tests::Str__delta__same_values ... ok
[INFO] [stdout] test string::tests::String__apply__same_values ... ok
[INFO] [stdout] test result::tests::Result_Err__delta__same_values ... ok
[INFO] [stdout] test string::tests::String__delta__different_values ... ok
[INFO] [stdout] test string::tests::String__apply__different_values ... ok
[INFO] [stdout] test string::tests::String__delta__same_values ... ok
[INFO] [stdout] test sync::arc::tests::Arc__apply__different_values ... ok
[INFO] [stdout] test sync::rwlock::tests::RwLock__apply_different_values ... ok
[INFO] [stdout] test sync::arc::tests::Arc__apply__same_values ... ok
[INFO] [stdout] test sync::rwlock::tests::RwLock__apply_same_values ... ok
[INFO] [stdout] test sync::rwlock::tests::RwLock__delta__different_values ... ok
[INFO] [stdout] test sync::arc::tests::Arc__delta___different_values ... ok
[INFO] [stdout] test sync::rwlock::tests::RwLock__delta__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple1__apply__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple1__delta__same_values ... ok
[INFO] [stdout] test sync::arc::tests::Arc__delta___same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple2__apply__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple1__apply__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple2__delta__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple2__delta__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple3__apply__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple2__apply__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple3__delta__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple4__apply__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple3__delta__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple4__apply__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple5__delta__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple1__delta__different_values ... ok
[INFO] [stdout] test vec::tests::Vec__apply__different_values__different_length ... ok
[INFO] [stdout] test vec::tests::Vec__apply__different_values__same_length ... ok
[INFO] [stdout] test tuple::tests::Tuple4__delta__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple5__delta__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple3__apply__different_values ... ok
[INFO] [stdout] test tuple::tests::Tuple5__apply__different_values ... ok
[INFO] [stdout] test vec::tests::Vec__delta__different_values__different_length ... ok
[INFO] [stdout] test vec::tests::Vec__delta__different_values__same_length ... ok
[INFO] [stdout] test tuple::tests::Tuple4__delta__same_values ... ok
[INFO] [stdout] test tuple::tests::Tuple5__apply__same_values ... ok
[INFO] [stdout] test vec::tests::Vec__delta__same_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 99 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests deltoid
[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" "f23faa0d1d90aaf4b1ac8369ed226f79e4a88a950b786bebd69c087d98ddffa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f23faa0d1d90aaf4b1ac8369ed226f79e4a88a950b786bebd69c087d98ddffa2", kill_on_drop: false }`
[INFO] [stdout] f23faa0d1d90aaf4b1ac8369ed226f79e4a88a950b786bebd69c087d98ddffa2