[INFO] crate c3p0_common 0.8.2 is already in cache
[INFO] extracting crate c3p0_common 0.8.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_common/0.8.2
[INFO] extracting crate c3p0_common 0.8.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_common/0.8.2
[INFO] validating manifest of c3p0_common-0.8.2 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 c3p0_common-0.8.2 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 c3p0_common-0.8.2
[INFO] finished frobbing c3p0_common-0.8.2
[INFO] frobbed toml for c3p0_common-0.8.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_common/0.8.2/Cargo.toml
[INFO] started frobbing c3p0_common-0.8.2
[INFO] finished frobbing c3p0_common-0.8.2
[INFO] frobbed toml for c3p0_common-0.8.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/c3p0_common/0.8.2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing c3p0_common-0.8.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_common/0.8.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1c5066781a309cb92ff8c7b1a1c713c76a3416ed3cbb57d4e43a2a275027b725
[INFO] running `"docker" "start" "-a" "1c5066781a309cb92ff8c7b1a1c713c76a3416ed3cbb57d4e43a2a275027b725"`
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]    Compiling c3p0_common v0.8.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:20:35
[INFO] [stderr]    |
[INFO] [stderr] 20 |     TransactionError { cause: Box<std::error::Error> },
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/pool.rs:8:59
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn transaction<T, F: Fn(&Self::CONN) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]   |                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.56s
[INFO] running `"docker" "inspect" "1c5066781a309cb92ff8c7b1a1c713c76a3416ed3cbb57d4e43a2a275027b725"`
[INFO] running `"docker" "rm" "-f" "1c5066781a309cb92ff8c7b1a1c713c76a3416ed3cbb57d4e43a2a275027b725"`
[INFO] [stdout] 1c5066781a309cb92ff8c7b1a1c713c76a3416ed3cbb57d4e43a2a275027b725
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_common/0.8.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a76a6a24e2014a4a92a8cb7a7757b52205551773568af7507c842942377d1903
[INFO] running `"docker" "start" "-a" "a76a6a24e2014a4a92a8cb7a7757b52205551773568af7507c842942377d1903"`
[INFO] [stderr]    Compiling c3p0_common v0.8.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:20:35
[INFO] [stderr]    |
[INFO] [stderr] 20 |     TransactionError { cause: Box<std::error::Error> },
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/pool.rs:8:59
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn transaction<T, F: Fn(&Self::CONN) -> Result<T, Box<std::error::Error>>>(
[INFO] [stderr]   |                                                           ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "a76a6a24e2014a4a92a8cb7a7757b52205551773568af7507c842942377d1903"`
[INFO] running `"docker" "rm" "-f" "a76a6a24e2014a4a92a8cb7a7757b52205551773568af7507c842942377d1903"`
[INFO] [stdout] a76a6a24e2014a4a92a8cb7a7757b52205551773568af7507c842942377d1903
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/c3p0_common/0.8.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 1102cc6832924530c3ad6f123dec32e40a441c69978f6fccf20f81337c9b65a2
[INFO] running `"docker" "start" "-a" "1102cc6832924530c3ad6f123dec32e40a441c69978f6fccf20f81337c9b65a2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/c3p0_common-0a2820ba79557ce3
[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 c3p0_common
[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" "1102cc6832924530c3ad6f123dec32e40a441c69978f6fccf20f81337c9b65a2"`
[INFO] running `"docker" "rm" "-f" "1102cc6832924530c3ad6f123dec32e40a441c69978f6fccf20f81337c9b65a2"`
[INFO] [stdout] 1102cc6832924530c3ad6f123dec32e40a441c69978f6fccf20f81337c9b65a2