[INFO] fetching crate bolero 0.5.2...
[INFO] testing bolero-0.5.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate bolero 0.5.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate bolero 0.5.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bolero 0.5.2
[INFO] finished tweaking crates.io crate bolero 0.5.2
[INFO] tweaked toml for crates.io crate bolero 0.5.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e3af44c90df059b77367e714bce598a1b8c4ab1bf3518dc229dcc1702b28ede6
[INFO] running `"docker" "start" "-a" "e3af44c90df059b77367e714bce598a1b8c4ab1bf3518dc229dcc1702b28ede6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling pretty-hex v0.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling bolero-generator-derive v0.5.2
[INFO] [stderr]    Compiling bolero-generator v0.5.2
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling libtest-mimic v0.2.0
[INFO] [stderr]    Compiling bolero-engine v0.5.2
[INFO] [stderr]    Compiling bolero v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.99s
[INFO] running `"docker" "inspect" "e3af44c90df059b77367e714bce598a1b8c4ab1bf3518dc229dcc1702b28ede6"`
[INFO] running `"docker" "rm" "-f" "e3af44c90df059b77367e714bce598a1b8c4ab1bf3518dc229dcc1702b28ede6"`
[INFO] [stdout] e3af44c90df059b77367e714bce598a1b8c4ab1bf3518dc229dcc1702b28ede6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 47e339c9bb84f3ff5bdcdc7729dcb7ed2c7fddf03c01695d74798808afc86a1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "47e339c9bb84f3ff5bdcdc7729dcb7ed2c7fddf03c01695d74798808afc86a1f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bolero v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `"docker" "inspect" "47e339c9bb84f3ff5bdcdc7729dcb7ed2c7fddf03c01695d74798808afc86a1f"`
[INFO] running `"docker" "rm" "-f" "47e339c9bb84f3ff5bdcdc7729dcb7ed2c7fddf03c01695d74798808afc86a1f"`
[INFO] [stdout] 47e339c9bb84f3ff5bdcdc7729dcb7ed2c7fddf03c01695d74798808afc86a1f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76e99ac5dbd5ff81dbe4490a009bf7b58806cdc17854888dfa67e24d8d00db1d
[INFO] running `"docker" "start" "-a" "76e99ac5dbd5ff81dbe4490a009bf7b58806cdc17854888dfa67e24d8d00db1d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bolero-ff0a99654d2c9b03
[INFO] [stdout] running 6 tests
[INFO] [stdout] test type_generator_cloned_test ... ok
[INFO] [stdout] test slice_generator_test ... ok
[INFO] [stdout] test type_generator_test ... ok
[INFO] [stdout] test tests::nested_test ... ok
[INFO] [stdout] test range_generator_cloned_test ... ok
[INFO] [stdout] test range_generator_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bolero
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - fuzz (line 47) ... ok
[INFO] [stdout] test src/lib.rs - fuzz (line 105) ... ok
[INFO] [stdout] test src/lib.rs - fuzz (line 64) ... ok
[INFO] [stdout] test src/lib.rs - fuzz (line 85) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "76e99ac5dbd5ff81dbe4490a009bf7b58806cdc17854888dfa67e24d8d00db1d"`
[INFO] running `"docker" "rm" "-f" "76e99ac5dbd5ff81dbe4490a009bf7b58806cdc17854888dfa67e24d8d00db1d"`
[INFO] [stdout] 76e99ac5dbd5ff81dbe4490a009bf7b58806cdc17854888dfa67e24d8d00db1d