[INFO] fetching crate syf 0.0.1...
[INFO] testing syf-0.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate syf 0.0.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate syf 0.0.1 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 syf 0.0.1
[INFO] finished tweaking crates.io crate syf 0.0.1
[INFO] tweaked toml for crates.io crate syf 0.0.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate syf 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 7ca38016a114df4e0baf0e34f28210501d3001245271c30e47a384ec0e0a9002
[INFO] running `Command { std: "docker" "start" "-a" "7ca38016a114df4e0baf0e34f28210501d3001245271c30e47a384ec0e0a9002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca38016a114df4e0baf0e34f28210501d3001245271c30e47a384ec0e0a9002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca38016a114df4e0baf0e34f28210501d3001245271c30e47a384ec0e0a9002", kill_on_drop: false }`
[INFO] [stdout] 7ca38016a114df4e0baf0e34f28210501d3001245271c30e47a384ec0e0a9002
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 6cbc86868a820b3fa87918a9a57d7fe5895d5e9330d05c70bad62f56809333e9
[INFO] running `Command { std: "docker" "start" "-a" "6cbc86868a820b3fa87918a9a57d7fe5895d5e9330d05c70bad62f56809333e9", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "6cbc86868a820b3fa87918a9a57d7fe5895d5e9330d05c70bad62f56809333e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cbc86868a820b3fa87918a9a57d7fe5895d5e9330d05c70bad62f56809333e9", kill_on_drop: false }`
[INFO] [stdout] 6cbc86868a820b3fa87918a9a57d7fe5895d5e9330d05c70bad62f56809333e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] d36a74f6f86b9a87eb4603246f5a01785bdd75d944a6fbde96a0b2ba99f698f3
[INFO] running `Command { std: "docker" "start" "-a" "d36a74f6f86b9a87eb4603246f5a01785bdd75d944a6fbde96a0b2ba99f698f3", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling syf v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "d36a74f6f86b9a87eb4603246f5a01785bdd75d944a6fbde96a0b2ba99f698f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d36a74f6f86b9a87eb4603246f5a01785bdd75d944a6fbde96a0b2ba99f698f3", kill_on_drop: false }`
[INFO] [stdout] d36a74f6f86b9a87eb4603246f5a01785bdd75d944a6fbde96a0b2ba99f698f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 13fff8d24f29f3ed473bc2cbcdf3cf71f181b04f0332569df587cdd3bc531bc7
[INFO] running `Command { std: "docker" "start" "-a" "13fff8d24f29f3ed473bc2cbcdf3cf71f181b04f0332569df587cdd3bc531bc7", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/syf-ec986ef376d21f5a)
[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" "13fff8d24f29f3ed473bc2cbcdf3cf71f181b04f0332569df587cdd3bc531bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13fff8d24f29f3ed473bc2cbcdf3cf71f181b04f0332569df587cdd3bc531bc7", kill_on_drop: false }`
[INFO] [stdout] 13fff8d24f29f3ed473bc2cbcdf3cf71f181b04f0332569df587cdd3bc531bc7