[INFO] crate iron-test 0.6.0 is already in cache
[INFO] extracting crate iron-test 0.6.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/iron-test/0.6.0
[INFO] extracting crate iron-test 0.6.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-test/0.6.0
[INFO] validating manifest of iron-test-0.6.0 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 iron-test-0.6.0 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 iron-test-0.6.0
[INFO] finished frobbing iron-test-0.6.0
[INFO] frobbed toml for iron-test-0.6.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iron-test/0.6.0/Cargo.toml
[INFO] started frobbing iron-test-0.6.0
[INFO] finished frobbing iron-test-0.6.0
[INFO] frobbed toml for iron-test-0.6.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-test/0.6.0/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 iron-test-0.6.0 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-6/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/iron-test/0.6.0:/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] b53f3397c1711c0367a32be2c21287bafc493c6b709752a9cdc6ea4c941ec6de
[INFO] running `"docker" "start" "-a" "b53f3397c1711c0367a32be2c21287bafc493c6b709752a9cdc6ea4c941ec6de"`
[INFO] [stderr]    Compiling iron-test v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/request.rs:80:61
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut buf_reader = BufReader::new(&mut stream as &mut NetworkStream);
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:2:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "b53f3397c1711c0367a32be2c21287bafc493c6b709752a9cdc6ea4c941ec6de"`
[INFO] running `"docker" "rm" "-f" "b53f3397c1711c0367a32be2c21287bafc493c6b709752a9cdc6ea4c941ec6de"`
[INFO] [stdout] b53f3397c1711c0367a32be2c21287bafc493c6b709752a9cdc6ea4c941ec6de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/iron-test/0.6.0:/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] 22a382d5771c2413d5041a054b57a48c82be9c2f1f9b0bc7031b90ef627a2e2b
[INFO] running `"docker" "start" "-a" "22a382d5771c2413d5041a054b57a48c82be9c2f1f9b0bc7031b90ef627a2e2b"`
[INFO] [stderr]    Compiling persistent v0.4.0
[INFO] [stderr]    Compiling bodyparser v0.8.0
[INFO] [stderr]    Compiling urlencoded v0.6.0
[INFO] [stderr]    Compiling iron-test v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/request.rs:80:61
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let mut buf_reader = BufReader::new(&mut stream as &mut NetworkStream);
[INFO] [stderr]    |                                                             ^^^^^^^^^^^^^ help: use `dyn`: `dyn NetworkStream`
[INFO] [stderr]    |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]   --> src/lib.rs:2:9
[INFO] [stderr]    |
[INFO] [stderr] 2  | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.39s
[INFO] running `"docker" "inspect" "22a382d5771c2413d5041a054b57a48c82be9c2f1f9b0bc7031b90ef627a2e2b"`
[INFO] running `"docker" "rm" "-f" "22a382d5771c2413d5041a054b57a48c82be9c2f1f9b0bc7031b90ef627a2e2b"`
[INFO] [stdout] 22a382d5771c2413d5041a054b57a48c82be9c2f1f9b0bc7031b90ef627a2e2b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/iron-test/0.6.0:/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] c0e148cc7bd56b0ad448e260efee16b0c8f2c689a2452c5ac150d5d051239104
[INFO] running `"docker" "start" "-a" "c0e148cc7bd56b0ad448e260efee16b0c8f2c689a2452c5ac150d5d051239104"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iron_test-67164d5d1ff6389a
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test request::test::test_get ... ok
[INFO] [stdout] test request::test::test_head ... ok
[INFO] [stdout] test request::test::test_delete ... ok
[INFO] [stdout] test request::test::test_patch ... ok
[INFO] [stdout] test request::test::test_options ... ok
[INFO] [stdout] test response::test::test_extract_body_to_bytes ... ok
[INFO] [stdout] test response::test::test_extract_body_to_string ... ok
[INFO] [stdout] test request::test::test_post ... ok
[INFO] [stdout] test request::test::test_user_agent_provided ... ok
[INFO] [stdout] test request::test::test_user_agent_not_provided ... ok
[INFO] [stdout] test request::test::test_put ... ok
[INFO] [stdout] test request::test::test_percent_decoded_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iron-test
[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" "c0e148cc7bd56b0ad448e260efee16b0c8f2c689a2452c5ac150d5d051239104"`
[INFO] running `"docker" "rm" "-f" "c0e148cc7bd56b0ad448e260efee16b0c8f2c689a2452c5ac150d5d051239104"`
[INFO] [stdout] c0e148cc7bd56b0ad448e260efee16b0c8f2c689a2452c5ac150d5d051239104