[INFO] fetching crate an-json 0.1.0...
[INFO] testing an-json-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate an-json 0.1.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate an-json 0.1.0 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 an-json 0.1.0
[INFO] finished tweaking crates.io crate an-json 0.1.0
[INFO] tweaked toml for crates.io crate an-json 0.1.0 written to /workspace/builds/worker-82/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 675a0e42604ae73bff720cb9cfa1c514c134d0299cafbb5d34dd9073eb418eef
[INFO] running `Command { std: "docker" "start" "-a" "675a0e42604ae73bff720cb9cfa1c514c134d0299cafbb5d34dd9073eb418eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675a0e42604ae73bff720cb9cfa1c514c134d0299cafbb5d34dd9073eb418eef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675a0e42604ae73bff720cb9cfa1c514c134d0299cafbb5d34dd9073eb418eef", kill_on_drop: false }`
[INFO] [stdout] 675a0e42604ae73bff720cb9cfa1c514c134d0299cafbb5d34dd9073eb418eef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] d94448b94b60c10eaf4bd80d7b2e012b8f124b7785380c3617c5fba71c547cc0
[INFO] running `Command { std: "docker" "start" "-a" "d94448b94b60c10eaf4bd80d7b2e012b8f124b7785380c3617c5fba71c547cc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "d94448b94b60c10eaf4bd80d7b2e012b8f124b7785380c3617c5fba71c547cc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94448b94b60c10eaf4bd80d7b2e012b8f124b7785380c3617c5fba71c547cc0", kill_on_drop: false }`
[INFO] [stdout] d94448b94b60c10eaf4bd80d7b2e012b8f124b7785380c3617c5fba71c547cc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] 32ab958025dd6b5c1268f3e725700d656b14c807aa8baa9a07052847843e446c
[INFO] running `Command { std: "docker" "start" "-a" "32ab958025dd6b5c1268f3e725700d656b14c807aa8baa9a07052847843e446c", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "32ab958025dd6b5c1268f3e725700d656b14c807aa8baa9a07052847843e446c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ab958025dd6b5c1268f3e725700d656b14c807aa8baa9a07052847843e446c", kill_on_drop: false }`
[INFO] [stdout] 32ab958025dd6b5c1268f3e725700d656b14c807aa8baa9a07052847843e446c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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] f1881fe7a840f2be78c3ad03f9eb9daf7158927883d730cd16ac672c01fc9797
[INFO] running `Command { std: "docker" "start" "-a" "f1881fe7a840f2be78c3ad03f9eb9daf7158927883d730cd16ac672c01fc9797", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/an_json-8756b958028e83d1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests an-json
[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" "f1881fe7a840f2be78c3ad03f9eb9daf7158927883d730cd16ac672c01fc9797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1881fe7a840f2be78c3ad03f9eb9daf7158927883d730cd16ac672c01fc9797", kill_on_drop: false }`
[INFO] [stdout] f1881fe7a840f2be78c3ad03f9eb9daf7158927883d730cd16ac672c01fc9797