[INFO] fetching crate iota-lib-rs 0.3.0...
[INFO] extracting crate iota-lib-rs 0.3.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/iota-lib-rs/0.3.0
[INFO] extracting crate iota-lib-rs 0.3.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-lib-rs/0.3.0
[INFO] validating manifest of iota-lib-rs-0.3.0 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 iota-lib-rs-0.3.0 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 iota-lib-rs-0.3.0
[INFO] finished frobbing iota-lib-rs-0.3.0
[INFO] frobbed toml for iota-lib-rs-0.3.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/iota-lib-rs/0.3.0/Cargo.toml
[INFO] started frobbing iota-lib-rs-0.3.0
[INFO] finished frobbing iota-lib-rs-0.3.0
[INFO] frobbed toml for iota-lib-rs-0.3.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-lib-rs/0.3.0/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iota-utils v0.2.0
[INFO] [stderr]   Downloaded iota-signing v0.2.0
[INFO] [stderr]   Downloaded iota-client v0.2.0
[INFO] [stderr]   Downloaded iota-pow v0.2.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing iota-lib-rs-0.3.0 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-0/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/iota-lib-rs/0.3.0:/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] 91300b2bd3a24caf57f8c3a34f0a6423bdb45fa3c383a37dad5870493e28e32c
[INFO] running `"docker" "start" "-a" "91300b2bd3a24caf57f8c3a34f0a6423bdb45fa3c383a37dad5870493e28e32c"`
[INFO] [stderr]    Compiling iota-constants v0.2.0
[INFO] [stderr]    Compiling reqwest v0.9.19
[INFO] [stderr]    Compiling iota-conversion v0.2.0
[INFO] [stderr]    Compiling iota-crypto v0.2.0
[INFO] [stderr]    Compiling iota-model v0.2.0
[INFO] [stderr]    Compiling iota-pow v0.2.0
[INFO] [stderr]    Compiling iota-validation v0.2.0
[INFO] [stderr]    Compiling iota-signing v0.2.0
[INFO] [stderr]    Compiling iota-utils v0.2.0
[INFO] [stderr]    Compiling iota-client v0.2.0
[INFO] [stderr]    Compiling iota-lib-rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.26s
[INFO] running `"docker" "inspect" "91300b2bd3a24caf57f8c3a34f0a6423bdb45fa3c383a37dad5870493e28e32c"`
[INFO] running `"docker" "rm" "-f" "91300b2bd3a24caf57f8c3a34f0a6423bdb45fa3c383a37dad5870493e28e32c"`
[INFO] [stdout] 91300b2bd3a24caf57f8c3a34f0a6423bdb45fa3c383a37dad5870493e28e32c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/iota-lib-rs/0.3.0:/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] 7418dd497932d9698f64cdc385992029ca1804a706911548109a517abf4b15eb
[INFO] running `"docker" "start" "-a" "7418dd497932d9698f64cdc385992029ca1804a706911548109a517abf4b15eb"`
[INFO] [stderr]    Compiling iota-lib-rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.67s
[INFO] running `"docker" "inspect" "7418dd497932d9698f64cdc385992029ca1804a706911548109a517abf4b15eb"`
[INFO] running `"docker" "rm" "-f" "7418dd497932d9698f64cdc385992029ca1804a706911548109a517abf4b15eb"`
[INFO] [stdout] 7418dd497932d9698f64cdc385992029ca1804a706911548109a517abf4b15eb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/iota-lib-rs/0.3.0:/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] 2f92b5bd6c8809c8ee41a59e40e435ab3dea3eb67a306a609da6d058d1594eb3
[INFO] running `"docker" "start" "-a" "2f92b5bd6c8809c8ee41a59e40e435ab3dea3eb67a306a609da6d058d1594eb3"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iota_lib_rs-d750b990a9867f08
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test iota_api::tests::test_address_generation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iota_lib_rs
[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" "2f92b5bd6c8809c8ee41a59e40e435ab3dea3eb67a306a609da6d058d1594eb3"`
[INFO] running `"docker" "rm" "-f" "2f92b5bd6c8809c8ee41a59e40e435ab3dea3eb67a306a609da6d058d1594eb3"`
[INFO] [stdout] 2f92b5bd6c8809c8ee41a59e40e435ab3dea3eb67a306a609da6d058d1594eb3