[INFO] crate iron-hmac 0.6.0 is already in cache
[INFO] extracting crate iron-hmac 0.6.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/iron-hmac/0.6.0
[INFO] extracting crate iron-hmac 0.6.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iron-hmac/0.6.0
[INFO] validating manifest of iron-hmac-0.6.0 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 iron-hmac-0.6.0 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 iron-hmac-0.6.0
[INFO] finished frobbing iron-hmac-0.6.0
[INFO] frobbed toml for iron-hmac-0.6.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/iron-hmac/0.6.0/Cargo.toml
[INFO] started frobbing iron-hmac-0.6.0
[INFO] finished frobbing iron-hmac-0.6.0
[INFO] frobbed toml for iron-hmac-0.6.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iron-hmac/0.6.0/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing iron-hmac-0.6.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iron-hmac/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8b17ce8d229ff14d7b604719d4044943090706b5f1c10a07bb96f0cf6a6fd0aa
[INFO] running `"docker" "start" "-a" "8b17ce8d229ff14d7b604719d4044943090706b5f1c10a07bb96f0cf6a6fd0aa"`
[INFO] [stderr]    Compiling iron-hmac v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `"docker" "inspect" "8b17ce8d229ff14d7b604719d4044943090706b5f1c10a07bb96f0cf6a6fd0aa"`
[INFO] running `"docker" "rm" "-f" "8b17ce8d229ff14d7b604719d4044943090706b5f1c10a07bb96f0cf6a6fd0aa"`
[INFO] [stdout] 8b17ce8d229ff14d7b604719d4044943090706b5f1c10a07bb96f0cf6a6fd0aa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iron-hmac/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1cd57501a80ef7b06b8a41260f6ab1cab86c23eb3688a8c607f04cee0ad5f1d5
[INFO] running `"docker" "start" "-a" "1cd57501a80ef7b06b8a41260f6ab1cab86c23eb3688a8c607f04cee0ad5f1d5"`
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.8.8
[INFO] [stderr]    Compiling iron-hmac v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> tests/lib.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | /// Hyper wrapper for the hmac header
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 20 | header! { (XHmac, HMAC_HEADER_NAME) => [String] }
[INFO] [stderr]    | ------------------------------------------------- rustdoc does not generate documentation for macro expansions
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.12s
[INFO] running `"docker" "inspect" "1cd57501a80ef7b06b8a41260f6ab1cab86c23eb3688a8c607f04cee0ad5f1d5"`
[INFO] running `"docker" "rm" "-f" "1cd57501a80ef7b06b8a41260f6ab1cab86c23eb3688a8c607f04cee0ad5f1d5"`
[INFO] [stdout] 1cd57501a80ef7b06b8a41260f6ab1cab86c23eb3688a8c607f04cee0ad5f1d5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iron-hmac/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 56a4ac4370c1efea8e16b50117bbea77aad41f782b6d3c0b1781612d2ae29cd6
[INFO] running `"docker" "start" "-a" "56a4ac4370c1efea8e16b50117bbea77aad41f782b6d3c0b1781612d2ae29cd6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iron_hmac-5386ceea43bfd5e2
[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]      Running /opt/crater/target/debug/deps/lib-e786603c57cf4457
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test malformed_hmac_is_forbidden ... ok
[INFO] [stdout] test incorrect_hmac_is_forbidden ... ok
[INFO] [stdout] test missing_hmac_is_forbidden ... ok
[INFO] [stdout] test correct_hmac_is_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iron-hmac
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "56a4ac4370c1efea8e16b50117bbea77aad41f782b6d3c0b1781612d2ae29cd6"`
[INFO] running `"docker" "rm" "-f" "56a4ac4370c1efea8e16b50117bbea77aad41f782b6d3c0b1781612d2ae29cd6"`
[INFO] [stdout] 56a4ac4370c1efea8e16b50117bbea77aad41f782b6d3c0b1781612d2ae29cd6