[INFO] fetching crate strake 0.0.0...
[INFO] testing strake-0.0.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate strake 0.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate strake 0.0.0 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 strake 0.0.0
[INFO] finished tweaking crates.io crate strake 0.0.0
[INFO] tweaked toml for crates.io crate strake 0.0.0 written to /workspace/builds/worker-7/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5af856d6e1e6d64a7b4d5023893a1b9b8f1d88b8eae87a8e0b9bfbd63b67fc7a
[INFO] running `Command { std: "docker" "start" "-a" "5af856d6e1e6d64a7b4d5023893a1b9b8f1d88b8eae87a8e0b9bfbd63b67fc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5af856d6e1e6d64a7b4d5023893a1b9b8f1d88b8eae87a8e0b9bfbd63b67fc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af856d6e1e6d64a7b4d5023893a1b9b8f1d88b8eae87a8e0b9bfbd63b67fc7a", kill_on_drop: false }`
[INFO] [stdout] 5af856d6e1e6d64a7b4d5023893a1b9b8f1d88b8eae87a8e0b9bfbd63b67fc7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 8de5e8a7ee7c064de0b9d3e47293382623328e5a8e3625fdb7df9ab812330fab
[INFO] running `Command { std: "docker" "start" "-a" "8de5e8a7ee7c064de0b9d3e47293382623328e5a8e3625fdb7df9ab812330fab", kill_on_drop: false }`
[INFO] [stderr]    Compiling strake v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "8de5e8a7ee7c064de0b9d3e47293382623328e5a8e3625fdb7df9ab812330fab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de5e8a7ee7c064de0b9d3e47293382623328e5a8e3625fdb7df9ab812330fab", kill_on_drop: false }`
[INFO] [stdout] 8de5e8a7ee7c064de0b9d3e47293382623328e5a8e3625fdb7df9ab812330fab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] c027dc27c5505ce497b0dc22880493421795f01f1c9d240938847684f4c50be7
[INFO] running `Command { std: "docker" "start" "-a" "c027dc27c5505ce497b0dc22880493421795f01f1c9d240938847684f4c50be7", kill_on_drop: false }`
[INFO] [stderr]    Compiling strake v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "c027dc27c5505ce497b0dc22880493421795f01f1c9d240938847684f4c50be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c027dc27c5505ce497b0dc22880493421795f01f1c9d240938847684f4c50be7", kill_on_drop: false }`
[INFO] [stdout] c027dc27c5505ce497b0dc22880493421795f01f1c9d240938847684f4c50be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 07bb6552c55463ec8983b959470ea8c38f13b2a03bdac8110ebd6cf5acc0c8bf
[INFO] running `Command { std: "docker" "start" "-a" "07bb6552c55463ec8983b959470ea8c38f13b2a03bdac8110ebd6cf5acc0c8bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/strake-d3859ce5c44370a3)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests strake
[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" "07bb6552c55463ec8983b959470ea8c38f13b2a03bdac8110ebd6cf5acc0c8bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07bb6552c55463ec8983b959470ea8c38f13b2a03bdac8110ebd6cf5acc0c8bf", kill_on_drop: false }`
[INFO] [stdout] 07bb6552c55463ec8983b959470ea8c38f13b2a03bdac8110ebd6cf5acc0c8bf