[INFO] fetching crate klee-rs 0.1.1...
[INFO] testing klee-rs-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate klee-rs 0.1.1 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate klee-rs 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-43/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a17e0bf84f31963cf1eff7ee6998dea04d20c4c067e854c03ea718c114395147
[INFO] running `Command { std: "docker" "start" "-a" "a17e0bf84f31963cf1eff7ee6998dea04d20c4c067e854c03ea718c114395147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a17e0bf84f31963cf1eff7ee6998dea04d20c4c067e854c03ea718c114395147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a17e0bf84f31963cf1eff7ee6998dea04d20c4c067e854c03ea718c114395147", kill_on_drop: false }`
[INFO] [stdout] a17e0bf84f31963cf1eff7ee6998dea04d20c4c067e854c03ea718c114395147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19fa4a76330e7d1a60093f42cd930d74b9f056175b91a3215152d26cd6a567d
[INFO] running `Command { std: "docker" "start" "-a" "d19fa4a76330e7d1a60093f42cd930d74b9f056175b91a3215152d26cd6a567d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling klee-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "d19fa4a76330e7d1a60093f42cd930d74b9f056175b91a3215152d26cd6a567d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19fa4a76330e7d1a60093f42cd930d74b9f056175b91a3215152d26cd6a567d", kill_on_drop: false }`
[INFO] [stdout] d19fa4a76330e7d1a60093f42cd930d74b9f056175b91a3215152d26cd6a567d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caa44feda5c3dae65bc5d10b1949b9f6717b4299d958487b9827319327985d4d
[INFO] running `Command { std: "docker" "start" "-a" "caa44feda5c3dae65bc5d10b1949b9f6717b4299d958487b9827319327985d4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling klee-rs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "caa44feda5c3dae65bc5d10b1949b9f6717b4299d958487b9827319327985d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa44feda5c3dae65bc5d10b1949b9f6717b4299d958487b9827319327985d4d", kill_on_drop: false }`
[INFO] [stdout] caa44feda5c3dae65bc5d10b1949b9f6717b4299d958487b9827319327985d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a6987dcca68539689aab98a3a917f5166ebd0fbee6c92c76d91e58bc14d3c25
[INFO] running `Command { std: "docker" "start" "-a" "8a6987dcca68539689aab98a3a917f5166ebd0fbee6c92c76d91e58bc14d3c25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/klee_rs-d386a5685a069993)
[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" "8a6987dcca68539689aab98a3a917f5166ebd0fbee6c92c76d91e58bc14d3c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6987dcca68539689aab98a3a917f5166ebd0fbee6c92c76d91e58bc14d3c25", kill_on_drop: false }`
[INFO] [stdout] 8a6987dcca68539689aab98a3a917f5166ebd0fbee6c92c76d91e58bc14d3c25