[INFO] fetching crate ops-core 0.2.0...
[INFO] testing ops-core-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ops-core 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate ops-core 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ops-core 0.2.0
[INFO] finished tweaking crates.io crate ops-core 0.2.0
[INFO] tweaked toml for crates.io crate ops-core 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 65ad7c7bba9bbcda814ae4779fa88229e76b650adad956098c5d4d41176d7039
[INFO] running `Command { std: "docker" "start" "-a" "65ad7c7bba9bbcda814ae4779fa88229e76b650adad956098c5d4d41176d7039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65ad7c7bba9bbcda814ae4779fa88229e76b650adad956098c5d4d41176d7039", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65ad7c7bba9bbcda814ae4779fa88229e76b650adad956098c5d4d41176d7039", kill_on_drop: false }`
[INFO] [stdout] 65ad7c7bba9bbcda814ae4779fa88229e76b650adad956098c5d4d41176d7039
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d77b7f53937301176f92b1054daba094335a5b4aa1aeadaddc54c0c45a851a73
[INFO] running `Command { std: "docker" "start" "-a" "d77b7f53937301176f92b1054daba094335a5b4aa1aeadaddc54c0c45a851a73", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ops-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "d77b7f53937301176f92b1054daba094335a5b4aa1aeadaddc54c0c45a851a73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77b7f53937301176f92b1054daba094335a5b4aa1aeadaddc54c0c45a851a73", kill_on_drop: false }`
[INFO] [stdout] d77b7f53937301176f92b1054daba094335a5b4aa1aeadaddc54c0c45a851a73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c06f31442328454ee0a1392c323805caff70bb84c444c34cd81ab0f4962cf731
[INFO] running `Command { std: "docker" "start" "-a" "c06f31442328454ee0a1392c323805caff70bb84c444c34cd81ab0f4962cf731", kill_on_drop: false }`
[INFO] [stderr]    Compiling ops-core v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "c06f31442328454ee0a1392c323805caff70bb84c444c34cd81ab0f4962cf731", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c06f31442328454ee0a1392c323805caff70bb84c444c34cd81ab0f4962cf731", kill_on_drop: false }`
[INFO] [stdout] c06f31442328454ee0a1392c323805caff70bb84c444c34cd81ab0f4962cf731
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c56cae35ea60b4778cba3b4ad6f9a55c0318f8c191db24455645e79b2db280c3
[INFO] running `Command { std: "docker" "start" "-a" "c56cae35ea60b4778cba3b4ad6f9a55c0318f8c191db24455645e79b2db280c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ops_core-a465a51e510c3ff2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ops-core
[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] [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" "c56cae35ea60b4778cba3b4ad6f9a55c0318f8c191db24455645e79b2db280c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56cae35ea60b4778cba3b4ad6f9a55c0318f8c191db24455645e79b2db280c3", kill_on_drop: false }`
[INFO] [stdout] c56cae35ea60b4778cba3b4ad6f9a55c0318f8c191db24455645e79b2db280c3