[INFO] fetching crate synthesize 0.1.2...
[INFO] testing synthesize-0.1.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate synthesize 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate synthesize 0.1.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate synthesize 0.1.2
[INFO] finished tweaking crates.io crate synthesize 0.1.2
[INFO] tweaked toml for crates.io crate synthesize 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate synthesize 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d3a815ea052936cb1e276c63d84bec9f1cfecd9b5be4626dda59e9f390716c4
[INFO] running `Command { std: "docker" "start" "-a" "9d3a815ea052936cb1e276c63d84bec9f1cfecd9b5be4626dda59e9f390716c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d3a815ea052936cb1e276c63d84bec9f1cfecd9b5be4626dda59e9f390716c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3a815ea052936cb1e276c63d84bec9f1cfecd9b5be4626dda59e9f390716c4", kill_on_drop: false }`
[INFO] [stdout] 9d3a815ea052936cb1e276c63d84bec9f1cfecd9b5be4626dda59e9f390716c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eaaf331ab961114fc5e487798fe24e52330bfba92ea2471be9b10d93d41f1bba
[INFO] running `Command { std: "docker" "start" "-a" "eaaf331ab961114fc5e487798fe24e52330bfba92ea2471be9b10d93d41f1bba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling ees v0.2.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling synthesize v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.44s
[INFO] running `Command { std: "docker" "inspect" "eaaf331ab961114fc5e487798fe24e52330bfba92ea2471be9b10d93d41f1bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaaf331ab961114fc5e487798fe24e52330bfba92ea2471be9b10d93d41f1bba", kill_on_drop: false }`
[INFO] [stdout] eaaf331ab961114fc5e487798fe24e52330bfba92ea2471be9b10d93d41f1bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28de29945a48cc96adaf7ea0281f3915fad8572e44718be776e2ba819ad6133b
[INFO] running `Command { std: "docker" "start" "-a" "28de29945a48cc96adaf7ea0281f3915fad8572e44718be776e2ba819ad6133b", kill_on_drop: false }`
[INFO] [stderr]    Compiling synthesize v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "28de29945a48cc96adaf7ea0281f3915fad8572e44718be776e2ba819ad6133b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28de29945a48cc96adaf7ea0281f3915fad8572e44718be776e2ba819ad6133b", kill_on_drop: false }`
[INFO] [stdout] 28de29945a48cc96adaf7ea0281f3915fad8572e44718be776e2ba819ad6133b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e7136f0221cecc39e531bd1d618978105a1641004a512ee382e95f28d171404
[INFO] running `Command { std: "docker" "start" "-a" "2e7136f0221cecc39e531bd1d618978105a1641004a512ee382e95f28d171404", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/synthesize-c0b803f307466f0e)
[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" "2e7136f0221cecc39e531bd1d618978105a1641004a512ee382e95f28d171404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7136f0221cecc39e531bd1d618978105a1641004a512ee382e95f28d171404", kill_on_drop: false }`
[INFO] [stdout] 2e7136f0221cecc39e531bd1d618978105a1641004a512ee382e95f28d171404