[INFO] fetching crate extendr-engine 0.2.0...
[INFO] testing extendr-engine-0.2.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate extendr-engine 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate extendr-engine 0.2.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extendr-engine 0.2.0
[INFO] finished tweaking crates.io crate extendr-engine 0.2.0
[INFO] tweaked toml for crates.io crate extendr-engine 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libR-sys v0.2.1
[INFO] [stderr]   Downloaded bindgen v0.53.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] afc76fe34d19a21665d625a032595aabb237efa6f28d752120b956e65af9c46f
[INFO] running `Command { std: "docker" "start" "-a" "afc76fe34d19a21665d625a032595aabb237efa6f28d752120b956e65af9c46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afc76fe34d19a21665d625a032595aabb237efa6f28d752120b956e65af9c46f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc76fe34d19a21665d625a032595aabb237efa6f28d752120b956e65af9c46f", kill_on_drop: false }`
[INFO] [stdout] afc76fe34d19a21665d625a032595aabb237efa6f28d752120b956e65af9c46f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b40a63cc83892293c2bbe4b900fd83b50abc66c20388c9fa824bfdd1ed5ff4
[INFO] running `Command { std: "docker" "start" "-a" "b0b40a63cc83892293c2bbe4b900fd83b50abc66c20388c9fa824bfdd1ed5ff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libR-sys v0.2.1
[INFO] [stderr]    Compiling extendr-engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `Command { std: "docker" "inspect" "b0b40a63cc83892293c2bbe4b900fd83b50abc66c20388c9fa824bfdd1ed5ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b40a63cc83892293c2bbe4b900fd83b50abc66c20388c9fa824bfdd1ed5ff4", kill_on_drop: false }`
[INFO] [stdout] b0b40a63cc83892293c2bbe4b900fd83b50abc66c20388c9fa824bfdd1ed5ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cef4fbb3af945ddbdcb86d447b0e6fee15a6bf77469d310a3d3214953c2b724
[INFO] running `Command { std: "docker" "start" "-a" "7cef4fbb3af945ddbdcb86d447b0e6fee15a6bf77469d310a3d3214953c2b724", kill_on_drop: false }`
[INFO] [stderr]    Compiling extendr-engine v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "7cef4fbb3af945ddbdcb86d447b0e6fee15a6bf77469d310a3d3214953c2b724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cef4fbb3af945ddbdcb86d447b0e6fee15a6bf77469d310a3d3214953c2b724", kill_on_drop: false }`
[INFO] [stdout] 7cef4fbb3af945ddbdcb86d447b0e6fee15a6bf77469d310a3d3214953c2b724
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 933a02139a2619e26f5439d74d92931befc1f2231cdb6887623d70ed3aadc0fa
[INFO] running `Command { std: "docker" "start" "-a" "933a02139a2619e26f5439d74d92931befc1f2231cdb6887623d70ed3aadc0fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extendr_engine-64780b2d27b1f2ed)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_engine ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extendr-engine
[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" "933a02139a2619e26f5439d74d92931befc1f2231cdb6887623d70ed3aadc0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933a02139a2619e26f5439d74d92931befc1f2231cdb6887623d70ed3aadc0fa", kill_on_drop: false }`
[INFO] [stdout] 933a02139a2619e26f5439d74d92931befc1f2231cdb6887623d70ed3aadc0fa