[INFO] fetching crate syn_util 0.4.2...
[INFO] testing syn_util-0.4.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate syn_util 0.4.2 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate syn_util 0.4.2 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 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-53/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c699c47124fd9fbc30587fa2e27df4196b936bf43bdef1d49de0a9990327cc75
[INFO] running `Command { std: "docker" "start" "-a" "c699c47124fd9fbc30587fa2e27df4196b936bf43bdef1d49de0a9990327cc75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c699c47124fd9fbc30587fa2e27df4196b936bf43bdef1d49de0a9990327cc75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c699c47124fd9fbc30587fa2e27df4196b936bf43bdef1d49de0a9990327cc75", kill_on_drop: false }`
[INFO] [stdout] c699c47124fd9fbc30587fa2e27df4196b936bf43bdef1d49de0a9990327cc75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c793e5972bc490d8136d1d56b352e5f94787ee8d98307ffda6d7d4b7b7c86e
[INFO] running `Command { std: "docker" "start" "-a" "41c793e5972bc490d8136d1d56b352e5f94787ee8d98307ffda6d7d4b7b7c86e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling syn_util v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.77s
[INFO] running `Command { std: "docker" "inspect" "41c793e5972bc490d8136d1d56b352e5f94787ee8d98307ffda6d7d4b7b7c86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c793e5972bc490d8136d1d56b352e5f94787ee8d98307ffda6d7d4b7b7c86e", kill_on_drop: false }`
[INFO] [stdout] 41c793e5972bc490d8136d1d56b352e5f94787ee8d98307ffda6d7d4b7b7c86e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fece7aca320dc3b5101fa17a8757c70b195195e5dd5bf72a7f362573df38b5f1
[INFO] running `Command { std: "docker" "start" "-a" "fece7aca320dc3b5101fa17a8757c70b195195e5dd5bf72a7f362573df38b5f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn_util v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "fece7aca320dc3b5101fa17a8757c70b195195e5dd5bf72a7f362573df38b5f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fece7aca320dc3b5101fa17a8757c70b195195e5dd5bf72a7f362573df38b5f1", kill_on_drop: false }`
[INFO] [stdout] fece7aca320dc3b5101fa17a8757c70b195195e5dd5bf72a7f362573df38b5f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1d48f46ba98b60ce4215d7e34c44510be4cf1461502bb9aa3265ceb747c37ba9
[INFO] running `Command { std: "docker" "start" "-a" "1d48f46ba98b60ce4215d7e34c44510be4cf1461502bb9aa3265ceb747c37ba9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syn_util-fadaf499e6845110)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test lit_cast::test::test_bool ... ok
[INFO] [stdout] test lit_cast::test::test_float ... ok
[INFO] [stdout] test lit_cast::test::test_str ... ok
[INFO] [stdout] test lit_cast::test::test_int ... ok
[INFO] [stdout] test test::test_contains_attribute_impl ... 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_map ... ok
[INFO] [stdout] test test::test_get_attribute_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[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" "1d48f46ba98b60ce4215d7e34c44510be4cf1461502bb9aa3265ceb747c37ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d48f46ba98b60ce4215d7e34c44510be4cf1461502bb9aa3265ceb747c37ba9", kill_on_drop: false }`
[INFO] [stdout] 1d48f46ba98b60ce4215d7e34c44510be4cf1461502bb9aa3265ceb747c37ba9