[INFO] fetching crate vcr-cassette 2.0.1...
[INFO] testing vcr-cassette-2.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vcr-cassette 2.0.1 into /workspace/builds/worker-96/source
[INFO] validating manifest of crates.io crate vcr-cassette 2.0.1 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 vcr-cassette 2.0.1
[INFO] finished tweaking crates.io crate vcr-cassette 2.0.1
[INFO] tweaked toml for crates.io crate vcr-cassette 2.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.21
[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] 0adece7acd5a0eed6f0c7175ac68d8996401237fa371ed1326d19c22aa3e777e
[INFO] running `Command { std: "docker" "start" "-a" "0adece7acd5a0eed6f0c7175ac68d8996401237fa371ed1326d19c22aa3e777e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0adece7acd5a0eed6f0c7175ac68d8996401237fa371ed1326d19c22aa3e777e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0adece7acd5a0eed6f0c7175ac68d8996401237fa371ed1326d19c22aa3e777e", kill_on_drop: false }`
[INFO] [stdout] 0adece7acd5a0eed6f0c7175ac68d8996401237fa371ed1326d19c22aa3e777e
[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] f3cfc9300b30cacd4fb58ad1869873ab7dbd4cabd4ddf6e0e21ec8e84a0e4386
[INFO] running `Command { std: "docker" "start" "-a" "f3cfc9300b30cacd4fb58ad1869873ab7dbd4cabd4ddf6e0e21ec8e84a0e4386", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling vcr-cassette v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.35s
[INFO] running `Command { std: "docker" "inspect" "f3cfc9300b30cacd4fb58ad1869873ab7dbd4cabd4ddf6e0e21ec8e84a0e4386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cfc9300b30cacd4fb58ad1869873ab7dbd4cabd4ddf6e0e21ec8e84a0e4386", kill_on_drop: false }`
[INFO] [stdout] f3cfc9300b30cacd4fb58ad1869873ab7dbd4cabd4ddf6e0e21ec8e84a0e4386
[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] 9e70a17aa21f1621fd8116efaa94a1e881b35afd2e996d27684d9541cc1bf9de
[INFO] running `Command { std: "docker" "start" "-a" "9e70a17aa21f1621fd8116efaa94a1e881b35afd2e996d27684d9541cc1bf9de", kill_on_drop: false }`
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_yaml v0.8.21
[INFO] [stderr]    Compiling vcr-cassette v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.14s
[INFO] running `Command { std: "docker" "inspect" "9e70a17aa21f1621fd8116efaa94a1e881b35afd2e996d27684d9541cc1bf9de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e70a17aa21f1621fd8116efaa94a1e881b35afd2e996d27684d9541cc1bf9de", kill_on_drop: false }`
[INFO] [stdout] 9e70a17aa21f1621fd8116efaa94a1e881b35afd2e996d27684d9541cc1bf9de
[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] db8a7adc64f0327562aa3605021d7d66df284ca9f4cd4d5aa29d40d5b6b83fbf
[INFO] running `Command { std: "docker" "start" "-a" "db8a7adc64f0327562aa3605021d7d66df284ca9f4cd4d5aa29d40d5b6b83fbf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vcr_cassette-f485a1179cb47acf)
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-e6cda6da33b1d412)
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test smoke_json ... ok
[INFO] [stdout] test smoke_yaml ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vcr-cassette
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - RecorderId (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "db8a7adc64f0327562aa3605021d7d66df284ca9f4cd4d5aa29d40d5b6b83fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db8a7adc64f0327562aa3605021d7d66df284ca9f4cd4d5aa29d40d5b6b83fbf", kill_on_drop: false }`
[INFO] [stdout] db8a7adc64f0327562aa3605021d7d66df284ca9f4cd4d5aa29d40d5b6b83fbf