[INFO] fetching crate klee-rs 0.1.1...
[INFO] testing klee-rs-0.1.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate klee-rs 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate klee-rs 0.1.1
[INFO] finished tweaking crates.io crate klee-rs 0.1.1
[INFO] tweaked toml for crates.io crate klee-rs 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate klee-rs 0.1.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3dce7e5df8a6e28d7958d1ad5bd87ad7df6de2adc47efa7831cc2a3793187e6
[INFO] running `Command { std: "docker" "start" "-a" "f3dce7e5df8a6e28d7958d1ad5bd87ad7df6de2adc47efa7831cc2a3793187e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3dce7e5df8a6e28d7958d1ad5bd87ad7df6de2adc47efa7831cc2a3793187e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3dce7e5df8a6e28d7958d1ad5bd87ad7df6de2adc47efa7831cc2a3793187e6", kill_on_drop: false }`
[INFO] [stdout] f3dce7e5df8a6e28d7958d1ad5bd87ad7df6de2adc47efa7831cc2a3793187e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f05e14c9c55fc4686a4bb07d5978cf5bf553a8fab162fa42419f3b3b41f3c3ea
[INFO] running `Command { std: "docker" "start" "-a" "f05e14c9c55fc4686a4bb07d5978cf5bf553a8fab162fa42419f3b3b41f3c3ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling cty v0.2.2
[INFO] [stderr]    Compiling klee-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "f05e14c9c55fc4686a4bb07d5978cf5bf553a8fab162fa42419f3b3b41f3c3ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05e14c9c55fc4686a4bb07d5978cf5bf553a8fab162fa42419f3b3b41f3c3ea", kill_on_drop: false }`
[INFO] [stdout] f05e14c9c55fc4686a4bb07d5978cf5bf553a8fab162fa42419f3b3b41f3c3ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed176c329a7c647f638db3b6f14fdb9a0f91d3197e3c6c8680263fd38d1b8af8
[INFO] running `Command { std: "docker" "start" "-a" "ed176c329a7c647f638db3b6f14fdb9a0f91d3197e3c6c8680263fd38d1b8af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling klee-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "ed176c329a7c647f638db3b6f14fdb9a0f91d3197e3c6c8680263fd38d1b8af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed176c329a7c647f638db3b6f14fdb9a0f91d3197e3c6c8680263fd38d1b8af8", kill_on_drop: false }`
[INFO] [stdout] ed176c329a7c647f638db3b6f14fdb9a0f91d3197e3c6c8680263fd38d1b8af8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6be0c3d7276eb4f2d7122030adb0c6eb6906c76dcef3a53af77d9ef65572a6c8
[INFO] running `Command { std: "docker" "start" "-a" "6be0c3d7276eb4f2d7122030adb0c6eb6906c76dcef3a53af77d9ef65572a6c8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/klee_rs-e10cc30674341060)
[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 klee_rs
[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" "6be0c3d7276eb4f2d7122030adb0c6eb6906c76dcef3a53af77d9ef65572a6c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be0c3d7276eb4f2d7122030adb0c6eb6906c76dcef3a53af77d9ef65572a6c8", kill_on_drop: false }`
[INFO] [stdout] 6be0c3d7276eb4f2d7122030adb0c6eb6906c76dcef3a53af77d9ef65572a6c8