[INFO] fetching crate valor_plugin 0.5.1-beta.0...
[INFO] testing valor_plugin-0.5.1-beta.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate valor_plugin 0.5.1-beta.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate valor_plugin 0.5.1-beta.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 valor_plugin 0.5.1-beta.0
[INFO] finished tweaking crates.io crate valor_plugin 0.5.1-beta.0
[INFO] tweaked toml for crates.io crate valor_plugin 0.5.1-beta.0 written to /workspace/builds/worker-91/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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 50cf8b22a3202c5ec601f302dc0d97afcdd997a4e4cc9eea6b6c8ef8e3f8530c
[INFO] running `Command { std: "docker" "start" "-a" "50cf8b22a3202c5ec601f302dc0d97afcdd997a4e4cc9eea6b6c8ef8e3f8530c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50cf8b22a3202c5ec601f302dc0d97afcdd997a4e4cc9eea6b6c8ef8e3f8530c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cf8b22a3202c5ec601f302dc0d97afcdd997a4e4cc9eea6b6c8ef8e3f8530c", kill_on_drop: false }`
[INFO] [stdout] 50cf8b22a3202c5ec601f302dc0d97afcdd997a4e4cc9eea6b6c8ef8e3f8530c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] 8edb02f6d05302ec62fcb951f8f89587b6ca2a6cb23d3b539fef3f0a1c8ce9a2
[INFO] running `Command { std: "docker" "start" "-a" "8edb02f6d05302ec62fcb951f8f89587b6ca2a6cb23d3b539fef3f0a1c8ce9a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling valor_plugin v0.5.1-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "8edb02f6d05302ec62fcb951f8f89587b6ca2a6cb23d3b539fef3f0a1c8ce9a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8edb02f6d05302ec62fcb951f8f89587b6ca2a6cb23d3b539fef3f0a1c8ce9a2", kill_on_drop: false }`
[INFO] [stdout] 8edb02f6d05302ec62fcb951f8f89587b6ca2a6cb23d3b539fef3f0a1c8ce9a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] c7f45e46ac1adcbf64af0d4e970392f4860029343ecdb2e89afb3adb1fa0cc32
[INFO] running `Command { std: "docker" "start" "-a" "c7f45e46ac1adcbf64af0d4e970392f4860029343ecdb2e89afb3adb1fa0cc32", kill_on_drop: false }`
[INFO] [stderr]    Compiling valor_plugin v0.5.1-beta.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c7f45e46ac1adcbf64af0d4e970392f4860029343ecdb2e89afb3adb1fa0cc32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7f45e46ac1adcbf64af0d4e970392f4860029343ecdb2e89afb3adb1fa0cc32", kill_on_drop: false }`
[INFO] [stdout] c7f45e46ac1adcbf64af0d4e970392f4860029343ecdb2e89afb3adb1fa0cc32
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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] f24e1e3e5ca4c815f4ffb59f3ee1e069d3b881cd296ff63882ac25155eb17db4
[INFO] running `Command { std: "docker" "start" "-a" "f24e1e3e5ca4c815f4ffb59f3ee1e069d3b881cd296ff63882ac25155eb17db4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/valor_plugin-04aec38dd79dcf6c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests valor_plugin
[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 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" "f24e1e3e5ca4c815f4ffb59f3ee1e069d3b881cd296ff63882ac25155eb17db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24e1e3e5ca4c815f4ffb59f3ee1e069d3b881cd296ff63882ac25155eb17db4", kill_on_drop: false }`
[INFO] [stdout] f24e1e3e5ca4c815f4ffb59f3ee1e069d3b881cd296ff63882ac25155eb17db4