[INFO] fetching crate image-core 0.0.0...
[INFO] testing image-core-0.0.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate image-core 0.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate image-core 0.0.0 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 image-core 0.0.0
[INFO] finished tweaking crates.io crate image-core 0.0.0
[INFO] tweaked toml for crates.io crate image-core 0.0.0 written to /workspace/builds/worker-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ecb5b416dd594b6045de168dc8f82c8f7f526962c1609ef89a37b918b91b18ec
[INFO] running `Command { std: "docker" "start" "-a" "ecb5b416dd594b6045de168dc8f82c8f7f526962c1609ef89a37b918b91b18ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecb5b416dd594b6045de168dc8f82c8f7f526962c1609ef89a37b918b91b18ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecb5b416dd594b6045de168dc8f82c8f7f526962c1609ef89a37b918b91b18ec", kill_on_drop: false }`
[INFO] [stdout] ecb5b416dd594b6045de168dc8f82c8f7f526962c1609ef89a37b918b91b18ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 4aed61eeb07a2b0edeea0110a57feb061c4e9061bd21dc71922063fde302dea0
[INFO] running `Command { std: "docker" "start" "-a" "4aed61eeb07a2b0edeea0110a57feb061c4e9061bd21dc71922063fde302dea0", kill_on_drop: false }`
[INFO] [stderr]    Compiling image-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "4aed61eeb07a2b0edeea0110a57feb061c4e9061bd21dc71922063fde302dea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aed61eeb07a2b0edeea0110a57feb061c4e9061bd21dc71922063fde302dea0", kill_on_drop: false }`
[INFO] [stdout] 4aed61eeb07a2b0edeea0110a57feb061c4e9061bd21dc71922063fde302dea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] da81daffa5cffd04a568e5f5495f4cc3bf52f10ed942375d9b2a6572bf49f7cc
[INFO] running `Command { std: "docker" "start" "-a" "da81daffa5cffd04a568e5f5495f4cc3bf52f10ed942375d9b2a6572bf49f7cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling image-core v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "da81daffa5cffd04a568e5f5495f4cc3bf52f10ed942375d9b2a6572bf49f7cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da81daffa5cffd04a568e5f5495f4cc3bf52f10ed942375d9b2a6572bf49f7cc", kill_on_drop: false }`
[INFO] [stdout] da81daffa5cffd04a568e5f5495f4cc3bf52f10ed942375d9b2a6572bf49f7cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f7592f8b3323e0c1140ee0127dec23e38198772ba1f4f8c2751fddb372bf7772
[INFO] running `Command { std: "docker" "start" "-a" "f7592f8b3323e0c1140ee0127dec23e38198772ba1f4f8c2751fddb372bf7772", kill_on_drop: false }`
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/image_core-94cb0e96606e3694)
[INFO] [stderr]    Doc-tests image-core
[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" "f7592f8b3323e0c1140ee0127dec23e38198772ba1f4f8c2751fddb372bf7772", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7592f8b3323e0c1140ee0127dec23e38198772ba1f4f8c2751fddb372bf7772", kill_on_drop: false }`
[INFO] [stdout] f7592f8b3323e0c1140ee0127dec23e38198772ba1f4f8c2751fddb372bf7772