[INFO] fetching crate bolero 0.6.2...
[INFO] testing bolero-0.6.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate bolero 0.6.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate bolero 0.6.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bolero 0.6.2
[INFO] finished tweaking crates.io crate bolero 0.6.2
[INFO] tweaked toml for crates.io crate bolero 0.6.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bolero-afl v0.6.2
[INFO] [stderr]   Downloaded bolero-libfuzzer v0.6.4
[INFO] [stderr]   Downloaded libtest-mimic v0.3.0
[INFO] [stderr]   Downloaded bolero-honggfuzz v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32c2f95f3e743210df45ab26e3c3057cdb555711043a799307f016fa9a01abfb
[INFO] running `Command { std: "docker" "start" "-a" "32c2f95f3e743210df45ab26e3c3057cdb555711043a799307f016fa9a01abfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32c2f95f3e743210df45ab26e3c3057cdb555711043a799307f016fa9a01abfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c2f95f3e743210df45ab26e3c3057cdb555711043a799307f016fa9a01abfb", kill_on_drop: false }`
[INFO] [stdout] 32c2f95f3e743210df45ab26e3c3057cdb555711043a799307f016fa9a01abfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbf5b27692c08f654f914c5f7cd55438ebe40e0cff8a103e1da46e176cd8411b
[INFO] running `Command { std: "docker" "start" "-a" "dbf5b27692c08f654f914c5f7cd55438ebe40e0cff8a103e1da46e176cd8411b", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling pretty-hex v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling bolero-generator-derive v0.6.2
[INFO] [stderr]    Compiling bolero-generator v0.6.2
[INFO] [stderr]    Compiling structopt v0.3.26
[INFO] [stderr]    Compiling libtest-mimic v0.3.0
[INFO] [stderr]    Compiling bolero-engine v0.6.2
[INFO] [stderr]    Compiling bolero v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.44s
[INFO] running `Command { std: "docker" "inspect" "dbf5b27692c08f654f914c5f7cd55438ebe40e0cff8a103e1da46e176cd8411b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf5b27692c08f654f914c5f7cd55438ebe40e0cff8a103e1da46e176cd8411b", kill_on_drop: false }`
[INFO] [stdout] dbf5b27692c08f654f914c5f7cd55438ebe40e0cff8a103e1da46e176cd8411b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2e8e939074966806213c9e8cc6c8f4997796aaca2e1788555ab30244f2ee8a4
[INFO] running `Command { std: "docker" "start" "-a" "b2e8e939074966806213c9e8cc6c8f4997796aaca2e1788555ab30244f2ee8a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bolero v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.49s
[INFO] running `Command { std: "docker" "inspect" "b2e8e939074966806213c9e8cc6c8f4997796aaca2e1788555ab30244f2ee8a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2e8e939074966806213c9e8cc6c8f4997796aaca2e1788555ab30244f2ee8a4", kill_on_drop: false }`
[INFO] [stdout] b2e8e939074966806213c9e8cc6c8f4997796aaca2e1788555ab30244f2ee8a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 392ad4d482360e2f87546b708e5c2b68e34e53eb8bbcdcfa1d3fdc8b39d527fb
[INFO] running `Command { std: "docker" "start" "-a" "392ad4d482360e2f87546b708e5c2b68e34e53eb8bbcdcfa1d3fdc8b39d527fb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bolero-f1ceb8ded7032a50)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test type_generator_test - should panic ... ok
[INFO] [stdout] test type_generator_cloned_test - should panic ... ok
[INFO] [stdout] test slice_generator_test - should panic ... 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; finished in 0.88s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bolero
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - check (line 81) ... ok
[INFO] [stdout] test src/lib.rs - check (line 47) ... ok
[INFO] [stdout] test src/lib.rs - check (line 62) ... ok
[INFO] [stdout] test src/lib.rs - check (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "392ad4d482360e2f87546b708e5c2b68e34e53eb8bbcdcfa1d3fdc8b39d527fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "392ad4d482360e2f87546b708e5c2b68e34e53eb8bbcdcfa1d3fdc8b39d527fb", kill_on_drop: false }`
[INFO] [stdout] 392ad4d482360e2f87546b708e5c2b68e34e53eb8bbcdcfa1d3fdc8b39d527fb