[INFO] fetching crate rcstruct 0.2.0...
[INFO] testing rcstruct-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate rcstruct 0.2.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate rcstruct 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 rcstruct 0.2.0
[INFO] finished tweaking crates.io crate rcstruct 0.2.0
[INFO] tweaked toml for crates.io crate rcstruct 0.2.0 written to /workspace/builds/worker-33/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 2be4fb5fcc8d66566499289a4667d13977bffc8f22a918d31a37d29f63f4676c
[INFO] running `Command { std: "docker" "start" "-a" "2be4fb5fcc8d66566499289a4667d13977bffc8f22a918d31a37d29f63f4676c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2be4fb5fcc8d66566499289a4667d13977bffc8f22a918d31a37d29f63f4676c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2be4fb5fcc8d66566499289a4667d13977bffc8f22a918d31a37d29f63f4676c", kill_on_drop: false }`
[INFO] [stdout] 2be4fb5fcc8d66566499289a4667d13977bffc8f22a918d31a37d29f63f4676c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] b50ffe2ec80e93932bb26f991f1fdee287a0f2bb18708c1019839cded5b0e783
[INFO] running `Command { std: "docker" "start" "-a" "b50ffe2ec80e93932bb26f991f1fdee287a0f2bb18708c1019839cded5b0e783", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling rcstruct v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.51s
[INFO] running `Command { std: "docker" "inspect" "b50ffe2ec80e93932bb26f991f1fdee287a0f2bb18708c1019839cded5b0e783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b50ffe2ec80e93932bb26f991f1fdee287a0f2bb18708c1019839cded5b0e783", kill_on_drop: false }`
[INFO] [stdout] b50ffe2ec80e93932bb26f991f1fdee287a0f2bb18708c1019839cded5b0e783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 47fae9cce974e09245c5fb631bd9018b2c7f68435c33ddce43845dd4870263ae
[INFO] running `Command { std: "docker" "start" "-a" "47fae9cce974e09245c5fb631bd9018b2c7f68435c33ddce43845dd4870263ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling rcstruct v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "47fae9cce974e09245c5fb631bd9018b2c7f68435c33ddce43845dd4870263ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47fae9cce974e09245c5fb631bd9018b2c7f68435c33ddce43845dd4870263ae", kill_on_drop: false }`
[INFO] [stdout] 47fae9cce974e09245c5fb631bd9018b2c7f68435c33ddce43845dd4870263ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 7d546f91a823cd2f485ab07ce328e2a08b7c4e50e7d5cab21b9d02b405c60e67
[INFO] running `Command { std: "docker" "start" "-a" "7d546f91a823cd2f485ab07ce328e2a08b7c4e50e7d5cab21b9d02b405c60e67", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rcstruct-d3552af15f76a23a)
[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]    Doc-tests rcstruct
[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" "7d546f91a823cd2f485ab07ce328e2a08b7c4e50e7d5cab21b9d02b405c60e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d546f91a823cd2f485ab07ce328e2a08b7c4e50e7d5cab21b9d02b405c60e67", kill_on_drop: false }`
[INFO] [stdout] 7d546f91a823cd2f485ab07ce328e2a08b7c4e50e7d5cab21b9d02b405c60e67