[INFO] crate cpp_synmap 0.3.0 is already in cache
[INFO] extracting crate cpp_synmap 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/cpp_synmap/0.3.0
[INFO] extracting crate cpp_synmap 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cpp_synmap/0.3.0
[INFO] validating manifest of cpp_synmap-0.3.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cpp_synmap-0.3.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cpp_synmap-0.3.0
[INFO] finished frobbing cpp_synmap-0.3.0
[INFO] frobbed toml for cpp_synmap-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cpp_synmap/0.3.0/Cargo.toml
[INFO] started frobbing cpp_synmap-0.3.0
[INFO] finished frobbing cpp_synmap-0.3.0
[INFO] frobbed toml for cpp_synmap-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cpp_synmap/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing cpp_synmap-0.3.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cpp_synmap/0.3.0:/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c1fcd8b62cc2676226f4dffa33ad96e9d62c9a42160160b9c20236f3c8076dd7
[INFO] running `"docker" "start" "-a" "c1fcd8b62cc2676226f4dffa33ad96e9d62c9a42160160b9c20236f3c8076dd7"`
[INFO] [stderr]    Compiling cpp_synom v0.12.0
[INFO] [stderr]    Compiling cpp_syn v0.12.0
[INFO] [stderr]    Compiling cpp_synmap v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:32
[INFO] [stderr]     |
[INFO] [stderr] 334 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.90s
[INFO] running `"docker" "inspect" "c1fcd8b62cc2676226f4dffa33ad96e9d62c9a42160160b9c20236f3c8076dd7"`
[INFO] running `"docker" "rm" "-f" "c1fcd8b62cc2676226f4dffa33ad96e9d62c9a42160160b9c20236f3c8076dd7"`
[INFO] [stdout] c1fcd8b62cc2676226f4dffa33ad96e9d62c9a42160160b9c20236f3c8076dd7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cpp_synmap/0.3.0:/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a84005a4843e519b685cc48fd3361c5a39237debbd41098ab13e424c7c7ec49b
[INFO] running `"docker" "start" "-a" "a84005a4843e519b685cc48fd3361c5a39237debbd41098ab13e424c7c7ec49b"`
[INFO] [stderr]    Compiling cpp_synmap v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:334:32
[INFO] [stderr]     |
[INFO] [stderr] 334 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "a84005a4843e519b685cc48fd3361c5a39237debbd41098ab13e424c7c7ec49b"`
[INFO] running `"docker" "rm" "-f" "a84005a4843e519b685cc48fd3361c5a39237debbd41098ab13e424c7c7ec49b"`
[INFO] [stdout] a84005a4843e519b685cc48fd3361c5a39237debbd41098ab13e424c7c7ec49b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cpp_synmap/0.3.0:/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] a7a273ff01277fd7d00a5352f0a2cb56a4e21f323bbba5e437922398d6da0b24
[INFO] running `"docker" "start" "-a" "a7a273ff01277fd7d00a5352f0a2cb56a4e21f323bbba5e437922398d6da0b24"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cpp_synmap-eadc94b584ad44ec
[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 cpp_synmap
[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" "a7a273ff01277fd7d00a5352f0a2cb56a4e21f323bbba5e437922398d6da0b24"`
[INFO] running `"docker" "rm" "-f" "a7a273ff01277fd7d00a5352f0a2cb56a4e21f323bbba5e437922398d6da0b24"`
[INFO] [stdout] a7a273ff01277fd7d00a5352f0a2cb56a4e21f323bbba5e437922398d6da0b24