[INFO] fetching crate serde-capture 0.1.0...
[INFO] testing serde-capture-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate serde-capture 0.1.0 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate serde-capture 0.1.0 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 serde-capture 0.1.0
[INFO] finished tweaking crates.io crate serde-capture 0.1.0
[INFO] tweaked toml for crates.io crate serde-capture 0.1.0 written to /workspace/builds/worker-93/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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 7996c3bf2ed4ab18f206f5b4953e83ac996cea4fd2f0c3feba11c94e88823754
[INFO] running `Command { std: "docker" "start" "-a" "7996c3bf2ed4ab18f206f5b4953e83ac996cea4fd2f0c3feba11c94e88823754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7996c3bf2ed4ab18f206f5b4953e83ac996cea4fd2f0c3feba11c94e88823754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7996c3bf2ed4ab18f206f5b4953e83ac996cea4fd2f0c3feba11c94e88823754", kill_on_drop: false }`
[INFO] [stdout] 7996c3bf2ed4ab18f206f5b4953e83ac996cea4fd2f0c3feba11c94e88823754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] d4b5bb5b1684945793882d7e26b0418c95268a3cb28828e41c36891d36fbadab
[INFO] running `Command { std: "docker" "start" "-a" "d4b5bb5b1684945793882d7e26b0418c95268a3cb28828e41c36891d36fbadab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde-capture v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.85s
[INFO] running `Command { std: "docker" "inspect" "d4b5bb5b1684945793882d7e26b0418c95268a3cb28828e41c36891d36fbadab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4b5bb5b1684945793882d7e26b0418c95268a3cb28828e41c36891d36fbadab", kill_on_drop: false }`
[INFO] [stdout] d4b5bb5b1684945793882d7e26b0418c95268a3cb28828e41c36891d36fbadab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 1fef28a49aea99f787ca2aba6dc6e22a4584a7cc1fb11a7dbbe031e9fca85a08
[INFO] running `Command { std: "docker" "start" "-a" "1fef28a49aea99f787ca2aba6dc6e22a4584a7cc1fb11a7dbbe031e9fca85a08", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling serde-capture v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.50s
[INFO] running `Command { std: "docker" "inspect" "1fef28a49aea99f787ca2aba6dc6e22a4584a7cc1fb11a7dbbe031e9fca85a08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fef28a49aea99f787ca2aba6dc6e22a4584a7cc1fb11a7dbbe031e9fca85a08", kill_on_drop: false }`
[INFO] [stdout] 1fef28a49aea99f787ca2aba6dc6e22a4584a7cc1fb11a7dbbe031e9fca85a08
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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] 3090b808650f6eaf5dd31f2225b3aa352f5870975919cf62fdbfa5c9b4fcd1f4
[INFO] running `Command { std: "docker" "start" "-a" "3090b808650f6eaf5dd31f2225b3aa352f5870975919cf62fdbfa5c9b4fcd1f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_capture-d030e06ed9598cdf)
[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]      Running tests/json.rs (/opt/rustwide/target/debug/deps/json-43ba23468e48e6ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests serde-capture
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "3090b808650f6eaf5dd31f2225b3aa352f5870975919cf62fdbfa5c9b4fcd1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3090b808650f6eaf5dd31f2225b3aa352f5870975919cf62fdbfa5c9b4fcd1f4", kill_on_drop: false }`
[INFO] [stdout] 3090b808650f6eaf5dd31f2225b3aa352f5870975919cf62fdbfa5c9b4fcd1f4