[INFO] crate retry 0.5.1 is already in cache
[INFO] extracting crate retry 0.5.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/retry/0.5.1
[INFO] extracting crate retry 0.5.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/retry/0.5.1
[INFO] validating manifest of retry-0.5.1 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 retry-0.5.1 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 retry-0.5.1
[INFO] finished frobbing retry-0.5.1
[INFO] frobbed toml for retry-0.5.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/retry/0.5.1/Cargo.toml
[INFO] started frobbing retry-0.5.1
[INFO] finished frobbing retry-0.5.1
[INFO] frobbed toml for retry-0.5.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/retry/0.5.1/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 retry-0.5.1 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/retry/0.5.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b8203da87acd788917968cb02eac519333354a7c87152c51baede18fc3039a01
[INFO] running `"docker" "start" "-a" "b8203da87acd788917968cb02eac519333354a7c87152c51baede18fc3039a01"`
[INFO] [stderr]    Compiling retry v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:185:32
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:92:54
[INFO] [stderr]     |
[INFO] [stderr] 92  | #![deny(missing_debug_implementations, missing_docs, 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 0.53s
[INFO] running `"docker" "inspect" "b8203da87acd788917968cb02eac519333354a7c87152c51baede18fc3039a01"`
[INFO] running `"docker" "rm" "-f" "b8203da87acd788917968cb02eac519333354a7c87152c51baede18fc3039a01"`
[INFO] [stdout] b8203da87acd788917968cb02eac519333354a7c87152c51baede18fc3039a01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/retry/0.5.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] b26330c21a34623da48e3db15550db252e8209ad70ec71f174ca257105dcf781
[INFO] running `"docker" "start" "-a" "b26330c21a34623da48e3db15550db252e8209ad70ec71f174ca257105dcf781"`
[INFO] [stderr]    Compiling retry v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:185:32
[INFO] [stderr]     |
[INFO] [stderr] 185 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:92:54
[INFO] [stderr]     |
[INFO] [stderr] 92  | #![deny(missing_debug_implementations, missing_docs, 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 1.08s
[INFO] running `"docker" "inspect" "b26330c21a34623da48e3db15550db252e8209ad70ec71f174ca257105dcf781"`
[INFO] running `"docker" "rm" "-f" "b26330c21a34623da48e3db15550db252e8209ad70ec71f174ca257105dcf781"`
[INFO] [stdout] b26330c21a34623da48e3db15550db252e8209ad70ec71f174ca257105dcf781
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/retry/0.5.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] a2afa69366299d3d02682e78786cabeefc818833b546d97e0a1123aa0894d3fc
[INFO] running `"docker" "start" "-a" "a2afa69366299d3d02682e78786cabeefc818833b546d97e0a1123aa0894d3fc"`
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/retry-1756dc47bfd32ed5
[INFO] [stdout] test tests::fixed_delay_from_duration ... ok
[INFO] [stdout] test delay::fibonacci_saturated ... ok
[INFO] [stdout] test delay::fibonacci ... ok
[INFO] [stdout] test tests::fatal_errors ... ok
[INFO] [stdout] test tests::fails_after_last_try ... ok
[INFO] [stdout] test tests::succeeds_with_exponential_delay ... ok
[INFO] [stdout] test tests::succeeds_with_infinite_retries ... ok
[INFO] [stdout] test tests::succeeds_with_maximum_retries ... ok
[INFO] [stdout] test tests::succeeds_with_fixed_delay ... ok
[INFO] [stdout] test tests::succeeds_with_ranged_delay ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests retry
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs -  (line 76) ... ok
[INFO] [stdout] test src/lib.rs -  (line 35) ... ok
[INFO] [stdout] test src/opresult.rs - opresult (line 5) ... ok
[INFO] [stdout] test src/lib.rs -  (line 54) ... ok
[INFO] [stdout] test src/lib.rs -  (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "a2afa69366299d3d02682e78786cabeefc818833b546d97e0a1123aa0894d3fc"`
[INFO] running `"docker" "rm" "-f" "a2afa69366299d3d02682e78786cabeefc818833b546d97e0a1123aa0894d3fc"`
[INFO] [stdout] a2afa69366299d3d02682e78786cabeefc818833b546d97e0a1123aa0894d3fc