[INFO] fetching crate symbolic-testutils 5.7.8...
[INFO] testing symbolic-testutils-5.7.8 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate symbolic-testutils 5.7.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate symbolic-testutils 5.7.8 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic-testutils 5.7.8
[INFO] finished tweaking crates.io crate symbolic-testutils 5.7.8
[INFO] tweaked toml for crates.io crate symbolic-testutils 5.7.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc91ce19a9a4ef143cce508278f437ba34314bd6e3975060e869664cb6faed92
[INFO] running `Command { std: "docker" "start" "-a" "cc91ce19a9a4ef143cce508278f437ba34314bd6e3975060e869664cb6faed92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc91ce19a9a4ef143cce508278f437ba34314bd6e3975060e869664cb6faed92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc91ce19a9a4ef143cce508278f437ba34314bd6e3975060e869664cb6faed92", kill_on_drop: false }`
[INFO] [stdout] cc91ce19a9a4ef143cce508278f437ba34314bd6e3975060e869664cb6faed92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe5e13d1cf5febfe523ffc091a70e85ae13411023569b83ea8a34ced3d699429
[INFO] running `Command { std: "docker" "start" "-a" "fe5e13d1cf5febfe523ffc091a70e85ae13411023569b83ea8a34ced3d699429", kill_on_drop: false }`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling symbolic-testutils v5.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "fe5e13d1cf5febfe523ffc091a70e85ae13411023569b83ea8a34ced3d699429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe5e13d1cf5febfe523ffc091a70e85ae13411023569b83ea8a34ced3d699429", kill_on_drop: false }`
[INFO] [stdout] fe5e13d1cf5febfe523ffc091a70e85ae13411023569b83ea8a34ced3d699429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b7edb92075ac04b437cd308ba1be910ab89e1e3c502ceef5805d6a0da41f7cd
[INFO] running `Command { std: "docker" "start" "-a" "0b7edb92075ac04b437cd308ba1be910ab89e1e3c502ceef5805d6a0da41f7cd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling symbolic-testutils v5.7.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "0b7edb92075ac04b437cd308ba1be910ab89e1e3c502ceef5805d6a0da41f7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b7edb92075ac04b437cd308ba1be910ab89e1e3c502ceef5805d6a0da41f7cd", kill_on_drop: false }`
[INFO] [stdout] 0b7edb92075ac04b437cd308ba1be910ab89e1e3c502ceef5805d6a0da41f7cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3c74d4c6e4af55d5b43cee11608e593a287d1e39a86e560ddb126664b2c08056
[INFO] running `Command { std: "docker" "start" "-a" "3c74d4c6e4af55d5b43cee11608e593a287d1e39a86e560ddb126664b2c08056", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/symbolic_testutils-006a0aaa15330e7b)
[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 symbolic-testutils
[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" "3c74d4c6e4af55d5b43cee11608e593a287d1e39a86e560ddb126664b2c08056", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c74d4c6e4af55d5b43cee11608e593a287d1e39a86e560ddb126664b2c08056", kill_on_drop: false }`
[INFO] [stdout] 3c74d4c6e4af55d5b43cee11608e593a287d1e39a86e560ddb126664b2c08056