[INFO] fetching crate synfuzz-antlr4 0.0.0...
[INFO] testing synfuzz-antlr4-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate synfuzz-antlr4 0.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate synfuzz-antlr4 0.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synfuzz-antlr4 0.0.0
[INFO] finished tweaking crates.io crate synfuzz-antlr4 0.0.0
[INFO] tweaked toml for crates.io crate synfuzz-antlr4 0.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfc7134cf32695fa8976432e1d26df20158609241963d3b3aa02071a1fdb08bc
[INFO] running `Command { std: "docker" "start" "-a" "dfc7134cf32695fa8976432e1d26df20158609241963d3b3aa02071a1fdb08bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfc7134cf32695fa8976432e1d26df20158609241963d3b3aa02071a1fdb08bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfc7134cf32695fa8976432e1d26df20158609241963d3b3aa02071a1fdb08bc", kill_on_drop: false }`
[INFO] [stdout] dfc7134cf32695fa8976432e1d26df20158609241963d3b3aa02071a1fdb08bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50d4566c9f8dce2d784a37d31d88326c785bb8504a6b92e739ef5f73517d7040
[INFO] running `Command { std: "docker" "start" "-a" "50d4566c9f8dce2d784a37d31d88326c785bb8504a6b92e739ef5f73517d7040", kill_on_drop: false }`
[INFO] [stderr]    Compiling synfuzz-antlr4 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "50d4566c9f8dce2d784a37d31d88326c785bb8504a6b92e739ef5f73517d7040", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d4566c9f8dce2d784a37d31d88326c785bb8504a6b92e739ef5f73517d7040", kill_on_drop: false }`
[INFO] [stdout] 50d4566c9f8dce2d784a37d31d88326c785bb8504a6b92e739ef5f73517d7040
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e565d7b56e3bd04e56b1e5a42dd19662db7bbe8420f6a5c2e7857720f5a833c0
[INFO] running `Command { std: "docker" "start" "-a" "e565d7b56e3bd04e56b1e5a42dd19662db7bbe8420f6a5c2e7857720f5a833c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling synfuzz-antlr4 v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.53s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/synfuzz_antlr4-5dd001ee1088386c)
[INFO] running `Command { std: "docker" "inspect" "e565d7b56e3bd04e56b1e5a42dd19662db7bbe8420f6a5c2e7857720f5a833c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e565d7b56e3bd04e56b1e5a42dd19662db7bbe8420f6a5c2e7857720f5a833c0", kill_on_drop: false }`
[INFO] [stdout] e565d7b56e3bd04e56b1e5a42dd19662db7bbe8420f6a5c2e7857720f5a833c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 87a44b8ac721b9c79ef0e7b7bf58f3159ee9ffdcdd068867de1445be80f22f44
[INFO] running `Command { std: "docker" "start" "-a" "87a44b8ac721b9c79ef0e7b7bf58f3159ee9ffdcdd068867de1445be80f22f44", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/synfuzz_antlr4-5dd001ee1088386c)
[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 synfuzz-antlr4
[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" "87a44b8ac721b9c79ef0e7b7bf58f3159ee9ffdcdd068867de1445be80f22f44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a44b8ac721b9c79ef0e7b7bf58f3159ee9ffdcdd068867de1445be80f22f44", kill_on_drop: false }`
[INFO] [stdout] 87a44b8ac721b9c79ef0e7b7bf58f3159ee9ffdcdd068867de1445be80f22f44