[INFO] fetching crate throttled_bitcoin_rpc 0.2.3...
[INFO] extracting crate throttled_bitcoin_rpc 0.2.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/throttled_bitcoin_rpc/0.2.3
[INFO] extracting crate throttled_bitcoin_rpc 0.2.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/throttled_bitcoin_rpc/0.2.3
[INFO] validating manifest of throttled_bitcoin_rpc-0.2.3 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 throttled_bitcoin_rpc-0.2.3 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 throttled_bitcoin_rpc-0.2.3
[INFO] finished frobbing throttled_bitcoin_rpc-0.2.3
[INFO] frobbed toml for throttled_bitcoin_rpc-0.2.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/throttled_bitcoin_rpc/0.2.3/Cargo.toml
[INFO] started frobbing throttled_bitcoin_rpc-0.2.3
[INFO] finished frobbing throttled_bitcoin_rpc-0.2.3
[INFO] frobbed toml for throttled_bitcoin_rpc-0.2.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/throttled_bitcoin_rpc/0.2.3/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]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded throttled_json_rpc v0.0.5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing throttled_bitcoin_rpc-0.2.3 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/throttled_bitcoin_rpc/0.2.3:/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] ff6e5a3852690913218b42279dfb0b475dc2b7f29707de852c748a37f4759c0f
[INFO] running `"docker" "start" "-a" "ff6e5a3852690913218b42279dfb0b475dc2b7f29707de852c748a37f4759c0f"`
[INFO] [stderr]    Compiling throttled_json_rpc v0.0.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling cookie_store v0.7.0
[INFO] [stderr]    Compiling reqwest v0.9.19
[INFO] [stderr]    Compiling throttled_bitcoin_rpc v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.19s
[INFO] running `"docker" "inspect" "ff6e5a3852690913218b42279dfb0b475dc2b7f29707de852c748a37f4759c0f"`
[INFO] running `"docker" "rm" "-f" "ff6e5a3852690913218b42279dfb0b475dc2b7f29707de852c748a37f4759c0f"`
[INFO] [stdout] ff6e5a3852690913218b42279dfb0b475dc2b7f29707de852c748a37f4759c0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/throttled_bitcoin_rpc/0.2.3:/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] 645e4b4144a0913f04893767a7e4ee838cd9055bb1339706a1fba4bbb41857c7
[INFO] running `"docker" "start" "-a" "645e4b4144a0913f04893767a7e4ee838cd9055bb1339706a1fba4bbb41857c7"`
[INFO] [stderr]    Compiling throttled_bitcoin_rpc v0.2.3 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `"docker" "inspect" "645e4b4144a0913f04893767a7e4ee838cd9055bb1339706a1fba4bbb41857c7"`
[INFO] running `"docker" "rm" "-f" "645e4b4144a0913f04893767a7e4ee838cd9055bb1339706a1fba4bbb41857c7"`
[INFO] [stdout] 645e4b4144a0913f04893767a7e4ee838cd9055bb1339706a1fba4bbb41857c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/throttled_bitcoin_rpc/0.2.3:/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] d9d05be649765355fd0c7fd38172857f80da000a8e7b369dd0e4082aa018711a
[INFO] running `"docker" "start" "-a" "d9d05be649765355fd0c7fd38172857f80da000a8e7b369dd0e4082aa018711a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/throttled_bitcoin_rpc-157024b0cad1943a
[INFO] [stderr]    Doc-tests throttled_bitcoin_rpc
[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] [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" "d9d05be649765355fd0c7fd38172857f80da000a8e7b369dd0e4082aa018711a"`
[INFO] running `"docker" "rm" "-f" "d9d05be649765355fd0c7fd38172857f80da000a8e7b369dd0e4082aa018711a"`
[INFO] [stdout] d9d05be649765355fd0c7fd38172857f80da000a8e7b369dd0e4082aa018711a