[INFO] fetching crate bolero-libfuzzer 0.6.4...
[INFO] testing bolero-libfuzzer-0.6.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate bolero-libfuzzer 0.6.4 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate bolero-libfuzzer 0.6.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bolero-libfuzzer 0.6.4
[INFO] finished tweaking crates.io crate bolero-libfuzzer 0.6.4
[INFO] tweaked toml for crates.io crate bolero-libfuzzer 0.6.4 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bolero-generator-derive v0.6.2
[INFO] [stderr]   Downloaded bolero-generator v0.6.2
[INFO] [stderr]   Downloaded pretty-hex v0.2.1
[INFO] [stderr]   Downloaded bolero-engine v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 697717f6853b72dc77a38bf48271b22f496c6ac0eebbbcc03e020ea5f4298350
[INFO] running `Command { std: "docker" "start" "-a" "697717f6853b72dc77a38bf48271b22f496c6ac0eebbbcc03e020ea5f4298350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "697717f6853b72dc77a38bf48271b22f496c6ac0eebbbcc03e020ea5f4298350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "697717f6853b72dc77a38bf48271b22f496c6ac0eebbbcc03e020ea5f4298350", kill_on_drop: false }`
[INFO] [stdout] 697717f6853b72dc77a38bf48271b22f496c6ac0eebbbcc03e020ea5f4298350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 476e06d3a11b424a07dcab49bf7d67e1b260bf68aceb9d423c043ee37cd601cd
[INFO] running `Command { std: "docker" "start" "-a" "476e06d3a11b424a07dcab49bf7d67e1b260bf68aceb9d423c043ee37cd601cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling pretty-hex v0.2.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bolero-generator-derive v0.6.2
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling bolero-libfuzzer v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling bolero-generator v0.6.2
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling bolero-engine v0.6.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "476e06d3a11b424a07dcab49bf7d67e1b260bf68aceb9d423c043ee37cd601cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476e06d3a11b424a07dcab49bf7d67e1b260bf68aceb9d423c043ee37cd601cd", kill_on_drop: false }`
[INFO] [stdout] 476e06d3a11b424a07dcab49bf7d67e1b260bf68aceb9d423c043ee37cd601cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34b212f5f20d9b75d11acd70ea07433b4ffec3184aaeade7f955ba68e0faca87
[INFO] running `Command { std: "docker" "start" "-a" "34b212f5f20d9b75d11acd70ea07433b4ffec3184aaeade7f955ba68e0faca87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bolero-libfuzzer v0.6.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "34b212f5f20d9b75d11acd70ea07433b4ffec3184aaeade7f955ba68e0faca87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34b212f5f20d9b75d11acd70ea07433b4ffec3184aaeade7f955ba68e0faca87", kill_on_drop: false }`
[INFO] [stdout] 34b212f5f20d9b75d11acd70ea07433b4ffec3184aaeade7f955ba68e0faca87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6e935088ecee54eccad8f6f56fc78a520d65aebc833366c6091768fa4503c5f
[INFO] running `Command { std: "docker" "start" "-a" "b6e935088ecee54eccad8f6f56fc78a520d65aebc833366c6091768fa4503c5f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bolero_libfuzzer-32d97639ad9371de)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bolero-libfuzzer
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6e935088ecee54eccad8f6f56fc78a520d65aebc833366c6091768fa4503c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e935088ecee54eccad8f6f56fc78a520d65aebc833366c6091768fa4503c5f", kill_on_drop: false }`
[INFO] [stdout] b6e935088ecee54eccad8f6f56fc78a520d65aebc833366c6091768fa4503c5f