[INFO] crate postcard 0.3.2 is already in cache
[INFO] extracting crate postcard 0.3.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/postcard/0.3.2
[INFO] extracting crate postcard 0.3.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/postcard/0.3.2
[INFO] validating manifest of postcard-0.3.2 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of postcard-0.3.2 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing postcard-0.3.2
[INFO] finished frobbing postcard-0.3.2
[INFO] frobbed toml for postcard-0.3.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/postcard/0.3.2/Cargo.toml
[INFO] started frobbing postcard-0.3.2
[INFO] finished frobbing postcard-0.3.2
[INFO] frobbed toml for postcard-0.3.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/postcard/0.3.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing postcard-0.3.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/postcard/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 014110e4ffa855bda1acfa8adc2852c43d85f3957e7cdfb916c9c4a76b1d33bd
[INFO] running `"docker" "start" "-a" "014110e4ffa855bda1acfa8adc2852c43d85f3957e7cdfb916c9c4a76b1d33bd"`
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling heapless v0.4.4
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling postcard-cobs v0.1.5-pre
[INFO] [stderr]    Compiling hash32 v0.1.0
[INFO] [stderr]    Compiling as-slice v0.1.0
[INFO] [stderr]    Compiling postcard v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.76s
[INFO] running `"docker" "inspect" "014110e4ffa855bda1acfa8adc2852c43d85f3957e7cdfb916c9c4a76b1d33bd"`
[INFO] running `"docker" "rm" "-f" "014110e4ffa855bda1acfa8adc2852c43d85f3957e7cdfb916c9c4a76b1d33bd"`
[INFO] [stdout] 014110e4ffa855bda1acfa8adc2852c43d85f3957e7cdfb916c9c4a76b1d33bd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/postcard/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] fc79c27c17efce413cac8831ca2f7030a75438297a8353ef85cacc4612716eed
[INFO] running `"docker" "start" "-a" "fc79c27c17efce413cac8831ca2f7030a75438297a8353ef85cacc4612716eed"`
[INFO] [stderr]    Compiling postcard v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `"docker" "inspect" "fc79c27c17efce413cac8831ca2f7030a75438297a8353ef85cacc4612716eed"`
[INFO] running `"docker" "rm" "-f" "fc79c27c17efce413cac8831ca2f7030a75438297a8353ef85cacc4612716eed"`
[INFO] [stdout] fc79c27c17efce413cac8831ca2f7030a75438297a8353ef85cacc4612716eed
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/postcard/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 265c1b8609f1f986cd84bbd2878053354ac1441e8813e071f4390271f302a58e
[INFO] running `"docker" "start" "-a" "265c1b8609f1f986cd84bbd2878053354ac1441e8813e071f4390271f302a58e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/postcard-827f186ce72279db
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test de::test::bytes ... ok
[INFO] [stdout] test de::test::cobs_test ... ok
[INFO] [stdout] test de::test::de_byte_slice ... ok
[INFO] [stdout] test de::test::de_u16 ... ok
[INFO] [stdout] test de::test::de_struct_unsigned ... ok
[INFO] [stdout] test de::test::de_u32 ... ok
[INFO] [stdout] test de::test::de_str ... ok
[INFO] [stdout] test de::test::unit ... ok
[INFO] [stdout] test de::test::enums ... ok
[INFO] [stdout] test ser::test::bytes ... ok
[INFO] [stdout] test de::test::structs ... ok
[INFO] [stdout] test de::test::de_u64 ... ok
[INFO] [stdout] test de::test::tuples ... ok
[INFO] [stdout] test de::test::de_u8 ... ok
[INFO] [stdout] test ser::test::cobs_test ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/loopback-57e0c82ba2f778fc
[INFO] [stdout] test de::test::ref_struct ... ok
[INFO] [stdout] test de::test::heapless_data ... ok
[INFO] [stdout] test ser::test::heapless_data ... ok
[INFO] [stdout] test ser::test::ser_struct_unsigned ... ok
[INFO] [stdout] test ser::test::ser_u16 ... ok
[INFO] [stdout] test ser::test::ref_struct ... ok
[INFO] [stdout] test ser::test::ser_str ... ok
[INFO] [stdout] test ser::test::enums ... ok
[INFO] [stdout] test ser::test::ser_u32 ... ok
[INFO] [stdout] test ser::test::usize_varint_encode ... ok
[INFO] [stdout] test ser::test::ser_u64 ... ok
[INFO] [stdout] test ser::test::ser_u8 ... ok
[INFO] [stdout] test ser::test::structs ... ok
[INFO] [stdout] test ser::test::tuples ... ok
[INFO] [stdout] test ser::test::unit ... ok
[INFO] [stdout] test ser::test::ser_byte_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test loopback ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests postcard
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/ser/mod.rs - ser::serialize_with_flavor (line 163) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser::to_slice (line 61) ... ok
[INFO] [stdout] test src/lib.rs -  (line 84) ... ok
[INFO] [stdout] test src/ser/flavors.rs - ser::flavors (line 56) ... ok
[INFO] [stdout] test src/ser/flavors.rs - ser::flavors (line 33) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser::to_vec (line 126) ... ok
[INFO] [stdout] test src/lib.rs -  (line 40) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser::to_slice_cobs (line 24) ... ok
[INFO] [stdout] test src/ser/mod.rs - ser::to_vec_cobs (line 93) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "265c1b8609f1f986cd84bbd2878053354ac1441e8813e071f4390271f302a58e"`
[INFO] running `"docker" "rm" "-f" "265c1b8609f1f986cd84bbd2878053354ac1441e8813e071f4390271f302a58e"`
[INFO] [stdout] 265c1b8609f1f986cd84bbd2878053354ac1441e8813e071f4390271f302a58e