[INFO] crate dash 0.1.0 is already in cache
[INFO] extracting crate dash 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/dash/0.1.0
[INFO] extracting crate dash 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dash/0.1.0
[INFO] validating manifest of dash-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 dash-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 dash-0.1.0
[INFO] finished frobbing dash-0.1.0
[INFO] frobbed toml for dash-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/dash/0.1.0/Cargo.toml
[INFO] started frobbing dash-0.1.0
[INFO] finished frobbing dash-0.1.0
[INFO] frobbed toml for dash-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/dash/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 dash-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-3/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/dash/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] 39ead67e4bd4d0ceff3c048d8a7801fcfefcf2c024a0adfa4b6f455feadd203d
[INFO] running `"docker" "start" "-a" "39ead67e4bd4d0ceff3c048d8a7801fcfefcf2c024a0adfa4b6f455feadd203d"`
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling unicode-segmentation v0.1.3
[INFO] [stderr]    Compiling vec_map v0.6.0
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling clap v2.19.3
[INFO] [stderr]    Compiling dash v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:158:39
[INFO] [stderr]     |
[INFO] [stderr] 158 | fn read_stdin() -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn 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/main.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn pretty() -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:177:52
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn pick(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:191:51
[INFO] [stderr]     |
[INFO] [stderr] 191 | fn get(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:202:54
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn filter(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:229:52
[INFO] [stderr]     |
[INFO] [stderr] 229 | fn some(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:256:53
[INFO] [stderr]     |
[INFO] [stderr] 256 | fn every(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:283:52
[INFO] [stderr]     |
[INFO] [stderr] 283 | fn find(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:313:55
[INFO] [stderr]     |
[INFO] [stderr] 313 | fn length(_matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:321:110
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn prepare_array_op(matches: ArgMatches, command_name: &str) -> Result<(String, String, parsers::Value), Box<Error>> {
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:330:58
[INFO] [stderr]     |
[INFO] [stderr] 330 | fn prepare_array_data() -> Result<serde_json::Value, Box<Error>> {
[INFO] [stderr]     |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:341:59
[INFO] [stderr]     |
[INFO] [stderr] 341 | fn prepare_object_data() -> Result<serde_json::Value, Box<Error>> {
[INFO] [stderr]     |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:370:48
[INFO] [stderr]     |
[INFO] [stderr] 370 | fn read(matches: ArgMatches) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:384:54
[INFO] [stderr]     |
[INFO] [stderr] 384 | fn read_file(filename: String) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 50.46s
[INFO] running `"docker" "inspect" "39ead67e4bd4d0ceff3c048d8a7801fcfefcf2c024a0adfa4b6f455feadd203d"`
[INFO] running `"docker" "rm" "-f" "39ead67e4bd4d0ceff3c048d8a7801fcfefcf2c024a0adfa4b6f455feadd203d"`
[INFO] [stdout] 39ead67e4bd4d0ceff3c048d8a7801fcfefcf2c024a0adfa4b6f455feadd203d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/dash/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] 1f0b658e31fbd8922ea05c28fa1d6d04ee277d17805cb97d5252ce8e06f9935c
[INFO] running `"docker" "start" "-a" "1f0b658e31fbd8922ea05c28fa1d6d04ee277d17805cb97d5252ce8e06f9935c"`
[INFO] [stderr]    Compiling dash v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:158:39
[INFO] [stderr]     |
[INFO] [stderr] 158 | fn read_stdin() -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                       ^^^^^ help: use `dyn`: `dyn 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/main.rs:170:35
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn pretty() -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:177:52
[INFO] [stderr]     |
[INFO] [stderr] 177 | fn pick(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:191:51
[INFO] [stderr]     |
[INFO] [stderr] 191 | fn get(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:202:54
[INFO] [stderr]     |
[INFO] [stderr] 202 | fn filter(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:229:52
[INFO] [stderr]     |
[INFO] [stderr] 229 | fn some(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:256:53
[INFO] [stderr]     |
[INFO] [stderr] 256 | fn every(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                     ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:283:52
[INFO] [stderr]     |
[INFO] [stderr] 283 | fn find(matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:313:55
[INFO] [stderr]     |
[INFO] [stderr] 313 | fn length(_matches: ArgMatches) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                       ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:321:110
[INFO] [stderr]     |
[INFO] [stderr] 321 | fn prepare_array_op(matches: ArgMatches, command_name: &str) -> Result<(String, String, parsers::Value), Box<Error>> {
[INFO] [stderr]     |                                                                                                              ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:330:58
[INFO] [stderr]     |
[INFO] [stderr] 330 | fn prepare_array_data() -> Result<serde_json::Value, Box<Error>> {
[INFO] [stderr]     |                                                          ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:341:59
[INFO] [stderr]     |
[INFO] [stderr] 341 | fn prepare_object_data() -> Result<serde_json::Value, Box<Error>> {
[INFO] [stderr]     |                                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:370:48
[INFO] [stderr]     |
[INFO] [stderr] 370 | fn read(matches: ArgMatches) -> Result<(), Box<Error>> {
[INFO] [stderr]     |                                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:384:54
[INFO] [stderr]     |
[INFO] [stderr] 384 | fn read_file(filename: String) -> Result<String, Box<Error>> {
[INFO] [stderr]     |                                                      ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "1f0b658e31fbd8922ea05c28fa1d6d04ee277d17805cb97d5252ce8e06f9935c"`
[INFO] running `"docker" "rm" "-f" "1f0b658e31fbd8922ea05c28fa1d6d04ee277d17805cb97d5252ce8e06f9935c"`
[INFO] [stdout] 1f0b658e31fbd8922ea05c28fa1d6d04ee277d17805cb97d5252ce8e06f9935c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/dash/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] 79e01e2637adcc982abea32a96687565350b636f8e269f222a076e227fd6ca74
[INFO] running `"docker" "start" "-a" "79e01e2637adcc982abea32a96687565350b636f8e269f222a076e227fd6ca74"`
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dash-f68e965400f161c1
[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" "79e01e2637adcc982abea32a96687565350b636f8e269f222a076e227fd6ca74"`
[INFO] running `"docker" "rm" "-f" "79e01e2637adcc982abea32a96687565350b636f8e269f222a076e227fd6ca74"`
[INFO] [stdout] 79e01e2637adcc982abea32a96687565350b636f8e269f222a076e227fd6ca74