[INFO] updating cached repository jleahred/idata
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jleahred/idata
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jleahred/idata" "work/ex/beta-1.38-1/sources/1.37.0/gh/jleahred/idata"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jleahred/idata'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jleahred/idata" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jleahred/idata"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jleahred/idata'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08eab4e32ca686ca64295968d8e14a02acddb6d4
[INFO] sha for GitHub repo jleahred/idata: 08eab4e32ca686ca64295968d8e14a02acddb6d4
[INFO] validating manifest of jleahred/idata 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 jleahred/idata 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 jleahred/idata
[INFO] finished frobbing jleahred/idata
[INFO] frobbed toml for jleahred/idata written to work/ex/beta-1.38-1/sources/1.37.0/gh/jleahred/idata/Cargo.toml
[INFO] started frobbing jleahred/idata
[INFO] finished frobbing jleahred/idata
[INFO] frobbed toml for jleahred/idata written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jleahred/idata/Cargo.toml
[INFO] crate jleahred/idata already has a lockfile, it will not be regenerated
[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 jleahred/idata 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/gh/jleahred/idata:/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] b809ba3b7730d346f372b27907274ae097029596616d9223f90db21f80f20d11
[INFO] running `"docker" "start" "-a" "b809ba3b7730d346f372b27907274ae097029596616d9223f90db21f80f20d11"`
[INFO] [stderr]    Compiling idata v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:97:44
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub fn steal_borrow<T>(target: &mut T, f: &Fn(T) -> T) {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "b809ba3b7730d346f372b27907274ae097029596616d9223f90db21f80f20d11"`
[INFO] running `"docker" "rm" "-f" "b809ba3b7730d346f372b27907274ae097029596616d9223f90db21f80f20d11"`
[INFO] [stdout] b809ba3b7730d346f372b27907274ae097029596616d9223f90db21f80f20d11
[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/gh/jleahred/idata:/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] 47bb736ead923fd0c9e86dbb0a6a4b69c786cc1687bbced79dba71ef0245db17
[INFO] running `"docker" "start" "-a" "47bb736ead923fd0c9e86dbb0a6a4b69c786cc1687bbced79dba71ef0245db17"`
[INFO] [stderr]    Compiling idata v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:97:44
[INFO] [stderr]    |
[INFO] [stderr] 97 | pub fn steal_borrow<T>(target: &mut T, f: &Fn(T) -> T) {
[INFO] [stderr]    |                                            ^^^^^^^^^^ help: use `dyn`: `dyn Fn(T) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "47bb736ead923fd0c9e86dbb0a6a4b69c786cc1687bbced79dba71ef0245db17"`
[INFO] running `"docker" "rm" "-f" "47bb736ead923fd0c9e86dbb0a6a4b69c786cc1687bbced79dba71ef0245db17"`
[INFO] [stdout] 47bb736ead923fd0c9e86dbb0a6a4b69c786cc1687bbced79dba71ef0245db17
[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/gh/jleahred/idata:/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] 65891f13a5d55e9f72acd7a9d34e5d67bdaa0eb535431b3122765aad0fd3a44e
[INFO] running `"docker" "start" "-a" "65891f13a5d55e9f72acd7a9d34e5d67bdaa0eb535431b3122765aad0fd3a44e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/idata-ff91501c44bb02b0
[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 idata
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - consume_char (line 41) ... ok
[INFO] [stdout] test src/lib.rs - steal_borrow (line 70) ... ok
[INFO] [stdout] test src/lib.rs - IString::ipop (line 125) ... ok
[INFO] [stdout] test src/lib.rs - cont::IVec::ipush (line 158) ... ok
[INFO] [stdout] test src/lib.rs - IString::ipush (line 110) ... ok
[INFO] [stdout] test src/lib.rs - cont::IVec::ipop (line 190) ... ok
[INFO] [stdout] test src/lib.rs - cont::IVec::iappend (line 174) ... ok
[INFO] [stdout] test src/lib.rs -  (line 24) ... ok
[INFO] [stdout] test src/lib.rs - tc::tail_call (line 266) ... ok
[INFO] [stdout] test src/lib.rs - tc (line 239) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "65891f13a5d55e9f72acd7a9d34e5d67bdaa0eb535431b3122765aad0fd3a44e"`
[INFO] running `"docker" "rm" "-f" "65891f13a5d55e9f72acd7a9d34e5d67bdaa0eb535431b3122765aad0fd3a44e"`
[INFO] [stdout] 65891f13a5d55e9f72acd7a9d34e5d67bdaa0eb535431b3122765aad0fd3a44e