[INFO] fetching crate libfuzzer-sys 0.4.10...
[INFO] testing libfuzzer-sys-0.4.10 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate libfuzzer-sys 0.4.10 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate libfuzzer-sys 0.4.10
[INFO] finished tweaking crates.io crate libfuzzer-sys 0.4.10
[INFO] tweaked toml for crates.io crate libfuzzer-sys 0.4.10 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libfuzzer-sys 0.4.10 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libfuzzer-sys 0.4.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87e09cbaeac9d8ffcf610e30deac9ccaea77cf791a26b735dcbec466bd54c55d
[INFO] running `Command { std: "docker" "start" "-a" "87e09cbaeac9d8ffcf610e30deac9ccaea77cf791a26b735dcbec466bd54c55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87e09cbaeac9d8ffcf610e30deac9ccaea77cf791a26b735dcbec466bd54c55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e09cbaeac9d8ffcf610e30deac9ccaea77cf791a26b735dcbec466bd54c55d", kill_on_drop: false }`
[INFO] [stdout] 87e09cbaeac9d8ffcf610e30deac9ccaea77cf791a26b735dcbec466bd54c55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba7e5ebc2fda26b282f86f74bd8a14cbc434fb86fcb59a3fd1ea0145a7829a9f
[INFO] running `Command { std: "docker" "start" "-a" "ba7e5ebc2fda26b282f86f74bd8a14cbc434fb86fcb59a3fd1ea0145a7829a9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling arbitrary v1.0.0
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.03s
[INFO] running `Command { std: "docker" "inspect" "ba7e5ebc2fda26b282f86f74bd8a14cbc434fb86fcb59a3fd1ea0145a7829a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba7e5ebc2fda26b282f86f74bd8a14cbc434fb86fcb59a3fd1ea0145a7829a9f", kill_on_drop: false }`
[INFO] [stdout] ba7e5ebc2fda26b282f86f74bd8a14cbc434fb86fcb59a3fd1ea0145a7829a9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c16d764240683f5c304ca3cf705453d64e0ff20c962ba26058e0f88dc71381b
[INFO] running `Command { std: "docker" "start" "-a" "7c16d764240683f5c304ca3cf705453d64e0ff20c962ba26058e0f88dc71381b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling jobserver v0.1.32
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling libfuzzer-sys v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "7c16d764240683f5c304ca3cf705453d64e0ff20c962ba26058e0f88dc71381b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c16d764240683f5c304ca3cf705453d64e0ff20c962ba26058e0f88dc71381b", kill_on_drop: false }`
[INFO] [stdout] 7c16d764240683f5c304ca3cf705453d64e0ff20c962ba26058e0f88dc71381b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6b874088b3d86e8bb637dfb26dadaa1cd06e538a9d9953de26df5df5ea293c5
[INFO] running `Command { std: "docker" "start" "-a" "d6b874088b3d86e8bb637dfb26dadaa1cd06e538a9d9953de26df5df5ea293c5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libfuzzer_sys-456b9a865b7c43dc)
[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 libfuzzer_sys
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - fuzz_target (line 132) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 106) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 161) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_crossover (line 631) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 204) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzzer_mutate (line 583) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_mutator (line 409) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_mutator (line 442) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6b874088b3d86e8bb637dfb26dadaa1cd06e538a9d9953de26df5df5ea293c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b874088b3d86e8bb637dfb26dadaa1cd06e538a9d9953de26df5df5ea293c5", kill_on_drop: false }`
[INFO] [stdout] d6b874088b3d86e8bb637dfb26dadaa1cd06e538a9d9953de26df5df5ea293c5