Dec 05 00:41:37.824 INFO testing yoshuawuyts/exponential-backoff against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 00:41:37.824 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 00:41:38.426 INFO [stdout] ca73db6efdabeaa6ffea3a118a7732937c236150e2ff6d6964bca93319230e14
Dec 05 00:41:38.428 INFO running `"docker" "start" "-a" "ca73db6efdabeaa6ffea3a118a7732937c236150e2ff6d6964bca93319230e14"`
Dec 05 00:41:40.465 INFO [stderr] usermod: no changes
Dec 05 00:41:40.567 INFO [stderr]    Compiling rand v0.5.3
Dec 05 00:41:44.414 INFO [stderr]    Compiling exponential-backoff v0.2.3-alpha.0 (/source)
Dec 05 00:41:44.820 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.34s
Dec 05 00:41:44.823 INFO [stderr] su: No module specific data is present
Dec 05 00:41:45.830 INFO running `"docker" "inspect" "ca73db6efdabeaa6ffea3a118a7732937c236150e2ff6d6964bca93319230e14"`
Dec 05 00:41:46.292 INFO running `"docker" "rm" "-f" "ca73db6efdabeaa6ffea3a118a7732937c236150e2ff6d6964bca93319230e14"`
Dec 05 00:41:46.572 INFO [stdout] ca73db6efdabeaa6ffea3a118a7732937c236150e2ff6d6964bca93319230e14
Dec 05 00:41:46.580 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 00:41:47.152 INFO [stdout] a50bd9845f8a8691e1dccec71cee701a21f7dfc8e777304ccb9bf8a74f0749fe
Dec 05 00:41:47.154 INFO running `"docker" "start" "-a" "a50bd9845f8a8691e1dccec71cee701a21f7dfc8e777304ccb9bf8a74f0749fe"`
Dec 05 00:41:48.676 INFO [stderr] usermod: no changes
Dec 05 00:41:48.769 INFO [stderr]    Compiling exponential-backoff v0.2.3-alpha.0 (/source)
Dec 05 00:41:50.234 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
Dec 05 00:41:50.236 INFO [stderr] su: No module specific data is present
Dec 05 00:41:51.068 INFO running `"docker" "inspect" "a50bd9845f8a8691e1dccec71cee701a21f7dfc8e777304ccb9bf8a74f0749fe"`
Dec 05 00:41:51.360 INFO running `"docker" "rm" "-f" "a50bd9845f8a8691e1dccec71cee701a21f7dfc8e777304ccb9bf8a74f0749fe"`
Dec 05 00:41:51.728 INFO [stdout] a50bd9845f8a8691e1dccec71cee701a21f7dfc8e777304ccb9bf8a74f0749fe
Dec 05 00:41:51.730 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 00:41:52.373 INFO [stdout] 26443b9564890aebc8257fecc4be108fea7d8b07613517e2e1a7c069e08730ef
Dec 05 00:41:52.375 INFO running `"docker" "start" "-a" "26443b9564890aebc8257fecc4be108fea7d8b07613517e2e1a7c069e08730ef"`
Dec 05 00:41:53.852 INFO [stderr] usermod: no changes
Dec 05 00:41:53.944 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 05 00:41:53.956 INFO [stderr]      Running /target/debug/deps/exponential_backoff-04c43e0eb44d89f1
Dec 05 00:41:53.960 INFO [stdout] 
Dec 05 00:41:53.960 INFO [stdout] running 0 tests
Dec 05 00:41:53.960 INFO [stdout] 
Dec 05 00:41:53.960 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 00:41:53.960 INFO [stdout] 
Dec 05 00:41:53.964 INFO [stderr]      Running /target/debug/deps/test-cbff15bd0855d888
Dec 05 00:41:53.968 INFO [stdout] 
Dec 05 00:41:53.968 INFO [stdout] running 1 test
Dec 05 00:41:53.968 INFO [stdout] test doesnt_crash ... ok
Dec 05 00:41:53.968 INFO [stdout] 
Dec 05 00:41:53.968 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 00:41:53.968 INFO [stdout] 
Dec 05 00:41:53.972 INFO [stderr]    Doc-tests exponential-backoff
Dec 05 00:41:54.182 INFO [stdout] 
Dec 05 00:41:54.182 INFO [stdout] running 0 tests
Dec 05 00:41:54.182 INFO [stdout] 
Dec 05 00:41:54.182 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 00:41:54.182 INFO [stdout] 
Dec 05 00:41:54.192 INFO [stderr] su: No module specific data is present
Dec 05 00:41:54.894 INFO running `"docker" "inspect" "26443b9564890aebc8257fecc4be108fea7d8b07613517e2e1a7c069e08730ef"`
Dec 05 00:41:55.188 INFO running `"docker" "rm" "-f" "26443b9564890aebc8257fecc4be108fea7d8b07613517e2e1a7c069e08730ef"`
Dec 05 00:41:55.424 INFO [stdout] 26443b9564890aebc8257fecc4be108fea7d8b07613517e2e1a7c069e08730ef