[INFO] fetching crate try-push 1.0.2...
[INFO] testing try-push-1.0.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate try-push 1.0.2 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate try-push 1.0.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate try-push 1.0.2
[INFO] finished tweaking crates.io crate try-push 1.0.2
[INFO] tweaked toml for crates.io crate try-push 1.0.2 written to /workspace/builds/worker-96/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de119b26b60f60877dd64ec95eeb4c91ee5b248be4bc784e8d4c5b1250b9cafa
[INFO] running `Command { std: "docker" "start" "-a" "de119b26b60f60877dd64ec95eeb4c91ee5b248be4bc784e8d4c5b1250b9cafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de119b26b60f60877dd64ec95eeb4c91ee5b248be4bc784e8d4c5b1250b9cafa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de119b26b60f60877dd64ec95eeb4c91ee5b248be4bc784e8d4c5b1250b9cafa", kill_on_drop: false }`
[INFO] [stdout] de119b26b60f60877dd64ec95eeb4c91ee5b248be4bc784e8d4c5b1250b9cafa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e3de4663406941b0f783a6ee69a2aab30aa2a2ee55037053def5a313ad2f6b8
[INFO] running `Command { std: "docker" "start" "-a" "3e3de4663406941b0f783a6ee69a2aab30aa2a2ee55037053def5a313ad2f6b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling try-push v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "3e3de4663406941b0f783a6ee69a2aab30aa2a2ee55037053def5a313ad2f6b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3de4663406941b0f783a6ee69a2aab30aa2a2ee55037053def5a313ad2f6b8", kill_on_drop: false }`
[INFO] [stdout] 3e3de4663406941b0f783a6ee69a2aab30aa2a2ee55037053def5a313ad2f6b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86d8a2e6277ce78b8b0cf53cea155c63af6290541921a47377f1d19a06689768
[INFO] running `Command { std: "docker" "start" "-a" "86d8a2e6277ce78b8b0cf53cea155c63af6290541921a47377f1d19a06689768", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling try-push v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "86d8a2e6277ce78b8b0cf53cea155c63af6290541921a47377f1d19a06689768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d8a2e6277ce78b8b0cf53cea155c63af6290541921a47377f1d19a06689768", kill_on_drop: false }`
[INFO] [stdout] 86d8a2e6277ce78b8b0cf53cea155c63af6290541921a47377f1d19a06689768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-96/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18b8f700cf519036ee793a86e0b6c8e1a0e004d67ad13ad8c1d14f35d437bb5c
[INFO] running `Command { std: "docker" "start" "-a" "18b8f700cf519036ee793a86e0b6c8e1a0e004d67ad13ad8c1d14f35d437bb5c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/try_push-b4cef42a3a08623e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::should_add_front_to_capable_vec ... ok
[INFO] [stdout] test tests::should_not_add_to_empty_vec_deque ... ok
[INFO] [stdout] test tests::should_not_add_front_to_empty_vec_deque ... ok
[INFO] [stdout] test tests::should_add_to_capable_vec_deque ... ok
[INFO] [stdout] test tests::should_add_front_to_capable_vec_deque ... ok
[INFO] [stdout] test tests::should_not_add_to_empty_vec ... ok
[INFO] [stdout] test tests::should_not_add_front_to_empty_vec ... ok
[INFO] [stdout] test tests::should_not_add_front_to_non_empty_vec ... ok
[INFO] [stdout] test tests::should_add_to_capable_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests try-push
[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" "18b8f700cf519036ee793a86e0b6c8e1a0e004d67ad13ad8c1d14f35d437bb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b8f700cf519036ee793a86e0b6c8e1a0e004d67ad13ad8c1d14f35d437bb5c", kill_on_drop: false }`
[INFO] [stdout] 18b8f700cf519036ee793a86e0b6c8e1a0e004d67ad13ad8c1d14f35d437bb5c