[INFO] fetching crate dasn1-core 0.1.0...
[INFO] extracting crate dasn1-core 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/dasn1-core/0.1.0
[INFO] extracting crate dasn1-core 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dasn1-core/0.1.0
[INFO] validating manifest of dasn1-core-0.1.0 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 dasn1-core-0.1.0 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 dasn1-core-0.1.0
[INFO] finished frobbing dasn1-core-0.1.0
[INFO] frobbed toml for dasn1-core-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dasn1-core/0.1.0/Cargo.toml
[INFO] started frobbing dasn1-core-0.1.0
[INFO] finished frobbing dasn1-core-0.1.0
[INFO] frobbed toml for dasn1-core-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dasn1-core/0.1.0/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] testing dasn1-core-0.1.0 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-5/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/dasn1-core/0.1.0:/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] 586afc4bb35460d0591d9aeffb593fc8961ce59dff0e25f895ae1c85218cbb2b
[INFO] running `"docker" "start" "-a" "586afc4bb35460d0591d9aeffb593fc8961ce59dff0e25f895ae1c85218cbb2b"`
[INFO] [stderr]    Compiling dasn1-core v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SeqAccess`
[INFO] [stderr]  --> src/types/enumerated.rs:3:68
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::{Deserialize, Deserializer, Serialize, Serializer, de::{SeqAccess, Visitor}};
[INFO] [stderr]   |                                                                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "586afc4bb35460d0591d9aeffb593fc8961ce59dff0e25f895ae1c85218cbb2b"`
[INFO] running `"docker" "rm" "-f" "586afc4bb35460d0591d9aeffb593fc8961ce59dff0e25f895ae1c85218cbb2b"`
[INFO] [stdout] 586afc4bb35460d0591d9aeffb593fc8961ce59dff0e25f895ae1c85218cbb2b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/dasn1-core/0.1.0:/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] 2a57e6b307b979173810a7e9ab9972f79f92525727c7a673ccc9db9bc8a87dde
[INFO] running `"docker" "start" "-a" "2a57e6b307b979173810a7e9ab9972f79f92525727c7a673ccc9db9bc8a87dde"`
[INFO] [stderr]    Compiling dasn1-core v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `SeqAccess`
[INFO] [stderr]  --> src/types/enumerated.rs:3:68
[INFO] [stderr]   |
[INFO] [stderr] 3 | use serde::{Deserialize, Deserializer, Serialize, Serializer, de::{SeqAccess, Visitor}};
[INFO] [stderr]   |                                                                    ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `"docker" "inspect" "2a57e6b307b979173810a7e9ab9972f79f92525727c7a673ccc9db9bc8a87dde"`
[INFO] running `"docker" "rm" "-f" "2a57e6b307b979173810a7e9ab9972f79f92525727c7a673ccc9db9bc8a87dde"`
[INFO] [stdout] 2a57e6b307b979173810a7e9ab9972f79f92525727c7a673ccc9db9bc8a87dde
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/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/dasn1-core/0.1.0:/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] 6f8459abcc80d0c7dce58fcf1a11c13193e2ca976d7bfb0b2ee91d24d0cfbba0
[INFO] running `"docker" "start" "-a" "6f8459abcc80d0c7dce58fcf1a11c13193e2ca976d7bfb0b2ee91d24d0cfbba0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dasn1_core-8f47a79935960431
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dasn1-core
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6f8459abcc80d0c7dce58fcf1a11c13193e2ca976d7bfb0b2ee91d24d0cfbba0"`
[INFO] running `"docker" "rm" "-f" "6f8459abcc80d0c7dce58fcf1a11c13193e2ca976d7bfb0b2ee91d24d0cfbba0"`
[INFO] [stdout] 6f8459abcc80d0c7dce58fcf1a11c13193e2ca976d7bfb0b2ee91d24d0cfbba0