[INFO] fetching crate polyhorn-layout 0.2.0...
[INFO] testing polyhorn-layout-0.2.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate polyhorn-layout 0.2.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate polyhorn-layout 0.2.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polyhorn-layout 0.2.0
[INFO] finished tweaking crates.io crate polyhorn-layout 0.2.0
[INFO] tweaked toml for crates.io crate polyhorn-layout 0.2.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fba0c34b57a2219614b61b98b782e14349c845461dce8bfc71926e11a935f2a8
[INFO] running `Command { std: "docker" "start" "-a" "fba0c34b57a2219614b61b98b782e14349c845461dce8bfc71926e11a935f2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba0c34b57a2219614b61b98b782e14349c845461dce8bfc71926e11a935f2a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba0c34b57a2219614b61b98b782e14349c845461dce8bfc71926e11a935f2a8", kill_on_drop: false }`
[INFO] [stdout] fba0c34b57a2219614b61b98b782e14349c845461dce8bfc71926e11a935f2a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0cd310626dfadf4113d22ea0539118351640a7a8c685057a2ba703f3fa09959e
[INFO] running `Command { std: "docker" "start" "-a" "0cd310626dfadf4113d22ea0539118351640a7a8c685057a2ba703f3fa09959e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling bindgen v0.55.1
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling polyhorn-core v0.2.0
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling casco v0.2.0
[INFO] [stderr]    Compiling polyhorn-ui v0.2.0
[INFO] [stderr]    Compiling polyhorn-yoga v0.3.4
[INFO] [stderr]    Compiling polyhorn-layout v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.45s
[INFO] running `Command { std: "docker" "inspect" "0cd310626dfadf4113d22ea0539118351640a7a8c685057a2ba703f3fa09959e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cd310626dfadf4113d22ea0539118351640a7a8c685057a2ba703f3fa09959e", kill_on_drop: false }`
[INFO] [stdout] 0cd310626dfadf4113d22ea0539118351640a7a8c685057a2ba703f3fa09959e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5349cd98c84a34e48a8e69788d1cceacf5451a0890e3cf7814bd0baa6372720
[INFO] running `Command { std: "docker" "start" "-a" "f5349cd98c84a34e48a8e69788d1cceacf5451a0890e3cf7814bd0baa6372720", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyhorn-layout v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyhorn_layout-e0a0e0a9ba49e87a)
[INFO] running `Command { std: "docker" "inspect" "f5349cd98c84a34e48a8e69788d1cceacf5451a0890e3cf7814bd0baa6372720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5349cd98c84a34e48a8e69788d1cceacf5451a0890e3cf7814bd0baa6372720", kill_on_drop: false }`
[INFO] [stdout] f5349cd98c84a34e48a8e69788d1cceacf5451a0890e3cf7814bd0baa6372720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6d70f09fd996392e234c7f4281086bc60e044170d03d963c92959267f7234cc
[INFO] running `Command { std: "docker" "start" "-a" "c6d70f09fd996392e234c7f4281086bc60e044170d03d963c92959267f7234cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyhorn_layout-e0a0e0a9ba49e87a)
[INFO] [stderr]    Doc-tests polyhorn-layout
[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] [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" "c6d70f09fd996392e234c7f4281086bc60e044170d03d963c92959267f7234cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d70f09fd996392e234c7f4281086bc60e044170d03d963c92959267f7234cc", kill_on_drop: false }`
[INFO] [stdout] c6d70f09fd996392e234c7f4281086bc60e044170d03d963c92959267f7234cc