[INFO] fetching crate libfuzzer-sys 0.4.10...
[INFO] testing libfuzzer-sys-0.4.10 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate libfuzzer-sys 0.4.10 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libfuzzer-sys 0.4.10 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7c68abbe215b54746dcdc99c11399cb1fdda65047dc4998e257eb63da95b27
[INFO] running `Command { std: "docker" "start" "-a" "1c7c68abbe215b54746dcdc99c11399cb1fdda65047dc4998e257eb63da95b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7c68abbe215b54746dcdc99c11399cb1fdda65047dc4998e257eb63da95b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7c68abbe215b54746dcdc99c11399cb1fdda65047dc4998e257eb63da95b27", kill_on_drop: false }`
[INFO] [stdout] 1c7c68abbe215b54746dcdc99c11399cb1fdda65047dc4998e257eb63da95b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 334e366a5d52cc6d422949b6600e00385c73aa517539ff504a127823c15f4e82
[INFO] running `Command { std: "docker" "start" "-a" "334e366a5d52cc6d422949b6600e00385c73aa517539ff504a127823c15f4e82", 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 13.89s
[INFO] running `Command { std: "docker" "inspect" "334e366a5d52cc6d422949b6600e00385c73aa517539ff504a127823c15f4e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334e366a5d52cc6d422949b6600e00385c73aa517539ff504a127823c15f4e82", kill_on_drop: false }`
[INFO] [stdout] 334e366a5d52cc6d422949b6600e00385c73aa517539ff504a127823c15f4e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c56569a4d738b0f3476467cba1d27d7517d8eeaa80e17b9f2cac3f5526ab91fa
[INFO] running `Command { std: "docker" "start" "-a" "c56569a4d738b0f3476467cba1d27d7517d8eeaa80e17b9f2cac3f5526ab91fa", 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 ppv-lite86 v0.2.10
[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 rand_core v0.6.2
[INFO] [stderr]    Compiling cc v1.2.10
[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 15.15s
[INFO] running `Command { std: "docker" "inspect" "c56569a4d738b0f3476467cba1d27d7517d8eeaa80e17b9f2cac3f5526ab91fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56569a4d738b0f3476467cba1d27d7517d8eeaa80e17b9f2cac3f5526ab91fa", kill_on_drop: false }`
[INFO] [stdout] c56569a4d738b0f3476467cba1d27d7517d8eeaa80e17b9f2cac3f5526ab91fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecc856aee338a0ed855fa7eef57a9c274c0951cfabb14aa5e27e54391e2bdafd
[INFO] running `Command { std: "docker" "start" "-a" "ecc856aee338a0ed855fa7eef57a9c274c0951cfabb14aa5e27e54391e2bdafd", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[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 - fuzzer_mutate (line 583) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 161) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_mutator (line 409) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 106) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_mutator (line 442) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 204) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_target (line 132) - compile ... ok
[INFO] [stdout] test src/lib.rs - fuzz_crossover (line 631) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecc856aee338a0ed855fa7eef57a9c274c0951cfabb14aa5e27e54391e2bdafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecc856aee338a0ed855fa7eef57a9c274c0951cfabb14aa5e27e54391e2bdafd", kill_on_drop: false }`
[INFO] [stdout] ecc856aee338a0ed855fa7eef57a9c274c0951cfabb14aa5e27e54391e2bdafd