[INFO] fetching crate vnd_siren 0.2.1...
[INFO] testing vnd_siren-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate vnd_siren 0.2.1 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate vnd_siren 0.2.1 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 vnd_siren 0.2.1
[INFO] finished tweaking crates.io crate vnd_siren 0.2.1
[INFO] tweaked toml for crates.io crate vnd_siren 0.2.1 written to /workspace/builds/worker-38/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 2921e85321d53032d259bde7e2db5cdd7235fab402faddefb57d3018746af2eb
[INFO] running `Command { std: "docker" "start" "-a" "2921e85321d53032d259bde7e2db5cdd7235fab402faddefb57d3018746af2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2921e85321d53032d259bde7e2db5cdd7235fab402faddefb57d3018746af2eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2921e85321d53032d259bde7e2db5cdd7235fab402faddefb57d3018746af2eb", kill_on_drop: false }`
[INFO] [stdout] 2921e85321d53032d259bde7e2db5cdd7235fab402faddefb57d3018746af2eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] c86765e5e575fde33b48ebf50f0bd525dc8f699349eec6058354b541c81b81ed
[INFO] running `Command { std: "docker" "start" "-a" "c86765e5e575fde33b48ebf50f0bd525dc8f699349eec6058354b541c81b81ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling vnd_siren v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.03s
[INFO] running `Command { std: "docker" "inspect" "c86765e5e575fde33b48ebf50f0bd525dc8f699349eec6058354b541c81b81ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86765e5e575fde33b48ebf50f0bd525dc8f699349eec6058354b541c81b81ed", kill_on_drop: false }`
[INFO] [stdout] c86765e5e575fde33b48ebf50f0bd525dc8f699349eec6058354b541c81b81ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] a6d4ba81d83cdb7ae210ced54ba884474d3e1f4da70af8e5b4977b32b636e47e
[INFO] running `Command { std: "docker" "start" "-a" "a6d4ba81d83cdb7ae210ced54ba884474d3e1f4da70af8e5b4977b32b636e47e", kill_on_drop: false }`
[INFO] [stderr]    Compiling vnd_siren v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "a6d4ba81d83cdb7ae210ced54ba884474d3e1f4da70af8e5b4977b32b636e47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d4ba81d83cdb7ae210ced54ba884474d3e1f4da70af8e5b4977b32b636e47e", kill_on_drop: false }`
[INFO] [stdout] a6d4ba81d83cdb7ae210ced54ba884474d3e1f4da70af8e5b4977b32b636e47e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 4d15bd7d8b24353e7d66ef9b0479cf48c89264419371b856ec6214d67f52e950
[INFO] running `Command { std: "docker" "start" "-a" "4d15bd7d8b24353e7d66ef9b0479cf48c89264419371b856ec6214d67f52e950", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/vnd_siren-c3072942ea230706)
[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 vnd_siren
[INFO] [stdout] 
[INFO] [stdout] running 58 tests
[INFO] [stdout] test src/entity.rs - entity::Entity::properties (line 163) ... FAILED
[INFO] [stdout] test src/entity.rs - entity::EntityBuilder::properties (line 481) ... FAILED
[INFO] [stdout] test src/link.rs - link::LinkBuilder::class (line 88) ... FAILED
[INFO] [stdout] test src/entity.rs - entity::Entity::rel (line 180) ... FAILED
[INFO] [stdout] test src/entity.rs - entity::EntityBuilder::entities (line 360) ... FAILED
[INFO] [stdout] test src/entity.rs - entity::EntityBuilder::properties (line 491) ... FAILED
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name vnd_siren --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern http=/opt/rustwide/target/debug/deps/libhttp-aa0faf47e5333f21.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-e1e7584dcba0a5cc.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-8fe885f1d4439ddc.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-281168d0e6558308.rlib --extern vnd_siren=/opt/rustwide/target/debug/deps/libvnd_siren-e2e79b88fd9cc313.rlib -C embed-bitcode=no --cfg 'feature="default"' --cfg 'feature="http"' --cfg 'feature="http-compat"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "4d15bd7d8b24353e7d66ef9b0479cf48c89264419371b856ec6214d67f52e950", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d15bd7d8b24353e7d66ef9b0479cf48c89264419371b856ec6214d67f52e950", kill_on_drop: false }`
[INFO] [stdout] 4d15bd7d8b24353e7d66ef9b0479cf48c89264419371b856ec6214d67f52e950