[INFO] crate synapse-session 0.1.0 is already in cache
[INFO] extracting crate synapse-session 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/synapse-session/0.1.0
[INFO] extracting crate synapse-session 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/synapse-session/0.1.0
[INFO] validating manifest of synapse-session-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 synapse-session-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 synapse-session-0.1.0
[INFO] finished frobbing synapse-session-0.1.0
[INFO] frobbed toml for synapse-session-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/synapse-session/0.1.0/Cargo.toml
[INFO] started frobbing synapse-session-0.1.0
[INFO] finished frobbing synapse-session-0.1.0
[INFO] frobbed toml for synapse-session-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/synapse-session/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 synapse-session-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-2/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/synapse-session/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] 25211d0b500d364ef64890a8f609d98eebe8b788c3a468ec77d8bbeb22c950c5
[INFO] running `"docker" "start" "-a" "25211d0b500d364ef64890a8f609d98eebe8b788c3a468ec77d8bbeb22c950c5"`
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `"docker" "inspect" "25211d0b500d364ef64890a8f609d98eebe8b788c3a468ec77d8bbeb22c950c5"`
[INFO] running `"docker" "rm" "-f" "25211d0b500d364ef64890a8f609d98eebe8b788c3a468ec77d8bbeb22c950c5"`
[INFO] [stdout] 25211d0b500d364ef64890a8f609d98eebe8b788c3a468ec77d8bbeb22c950c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/synapse-session/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] 0e23e77b890c46b9a0881610302f91972f542ddbdeb8e7f6d71dec08f3030c11
[INFO] running `"docker" "start" "-a" "0e23e77b890c46b9a0881610302f91972f542ddbdeb8e7f6d71dec08f3030c11"`
[INFO] [stderr]    Compiling synapse-session v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `"docker" "inspect" "0e23e77b890c46b9a0881610302f91972f542ddbdeb8e7f6d71dec08f3030c11"`
[INFO] running `"docker" "rm" "-f" "0e23e77b890c46b9a0881610302f91972f542ddbdeb8e7f6d71dec08f3030c11"`
[INFO] [stdout] 0e23e77b890c46b9a0881610302f91972f542ddbdeb8e7f6d71dec08f3030c11
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/synapse-session/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] 338a73a1ac38c91a02e264c1f4fc863e54930365fcb5269104e1da8cf1847e3a
[INFO] running `"docker" "start" "-a" "338a73a1ac38c91a02e264c1f4fc863e54930365fcb5269104e1da8cf1847e3a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synapse_session-34d57b215cee872e
[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 synapse_session
[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" "338a73a1ac38c91a02e264c1f4fc863e54930365fcb5269104e1da8cf1847e3a"`
[INFO] running `"docker" "rm" "-f" "338a73a1ac38c91a02e264c1f4fc863e54930365fcb5269104e1da8cf1847e3a"`
[INFO] [stdout] 338a73a1ac38c91a02e264c1f4fc863e54930365fcb5269104e1da8cf1847e3a