[INFO] fetching crate syn_util 0.4.2...
[INFO] testing syn_util-0.4.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate syn_util 0.4.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate syn_util 0.4.2 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 syn_util 0.4.2
[INFO] finished tweaking crates.io crate syn_util 0.4.2
[INFO] tweaked toml for crates.io crate syn_util 0.4.2 written to /workspace/builds/worker-2/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] de84c327629bd07a2cf7f3f0b3f949d938e18947550aa5a02e4afa52ece65860
[INFO] running `Command { std: "docker" "start" "-a" "de84c327629bd07a2cf7f3f0b3f949d938e18947550aa5a02e4afa52ece65860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de84c327629bd07a2cf7f3f0b3f949d938e18947550aa5a02e4afa52ece65860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de84c327629bd07a2cf7f3f0b3f949d938e18947550aa5a02e4afa52ece65860", kill_on_drop: false }`
[INFO] [stdout] de84c327629bd07a2cf7f3f0b3f949d938e18947550aa5a02e4afa52ece65860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 585de1045ec724e67292033c1c24f6b5f6c3b653bfd8962e658b4be643554fbb
[INFO] running `Command { std: "docker" "start" "-a" "585de1045ec724e67292033c1c24f6b5f6c3b653bfd8962e658b4be643554fbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling syn_util v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.43s
[INFO] running `Command { std: "docker" "inspect" "585de1045ec724e67292033c1c24f6b5f6c3b653bfd8962e658b4be643554fbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "585de1045ec724e67292033c1c24f6b5f6c3b653bfd8962e658b4be643554fbb", kill_on_drop: false }`
[INFO] [stdout] 585de1045ec724e67292033c1c24f6b5f6c3b653bfd8962e658b4be643554fbb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ac61c99875aa92cf63e992c075503eaf2cc59662dc6bc9e9364a19bba09481f6
[INFO] running `Command { std: "docker" "start" "-a" "ac61c99875aa92cf63e992c075503eaf2cc59662dc6bc9e9364a19bba09481f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn_util v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_util-5d366da44ee7ee6d)
[INFO] running `Command { std: "docker" "inspect" "ac61c99875aa92cf63e992c075503eaf2cc59662dc6bc9e9364a19bba09481f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac61c99875aa92cf63e992c075503eaf2cc59662dc6bc9e9364a19bba09481f6", kill_on_drop: false }`
[INFO] [stdout] ac61c99875aa92cf63e992c075503eaf2cc59662dc6bc9e9364a19bba09481f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f783bac334b5afb00575110f2e043548b5158bbb2a4a4b905d81c9fab54617ad
[INFO] running `Command { std: "docker" "start" "-a" "f783bac334b5afb00575110f2e043548b5158bbb2a4a4b905d81c9fab54617ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_util-5d366da44ee7ee6d)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test lit_cast::test::test_bool ... ok
[INFO] [stdout] test lit_cast::test::test_int ... ok
[INFO] [stdout] test lit_cast::test::test_float ... ok
[INFO] [stdout] test lit_cast::test::test_str ... ok
[INFO] [stdout] test test::test_get_attribute_map_impl ... ok
[INFO] [stdout] test test::test_get_attribute_value_impl ... ok
[INFO] [stdout] test test::test_get_attribute_value ... ok
[INFO] [stdout] test test::test_get_attribute_map ... ok
[INFO] [stdout] test test::test_contains_attribute_impl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests syn_util
[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" "f783bac334b5afb00575110f2e043548b5158bbb2a4a4b905d81c9fab54617ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f783bac334b5afb00575110f2e043548b5158bbb2a4a4b905d81c9fab54617ad", kill_on_drop: false }`
[INFO] [stdout] f783bac334b5afb00575110f2e043548b5158bbb2a4a4b905d81c9fab54617ad