[INFO] fetching crate polyhorn 0.4.1...
[INFO] testing polyhorn-0.4.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate polyhorn 0.4.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate polyhorn 0.4.1 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 0.4.1
[INFO] finished tweaking crates.io crate polyhorn 0.4.1
[INFO] tweaked toml for crates.io crate polyhorn 0.4.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate polyhorn 0.4.1 already has a lockfile, it will not be regenerated
[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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e1ca482b200cff529a598792d8268488ad007981dd349e29ae03b2ec69f389d9
[INFO] running `Command { std: "docker" "start" "-a" "e1ca482b200cff529a598792d8268488ad007981dd349e29ae03b2ec69f389d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1ca482b200cff529a598792d8268488ad007981dd349e29ae03b2ec69f389d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1ca482b200cff529a598792d8268488ad007981dd349e29ae03b2ec69f389d9", kill_on_drop: false }`
[INFO] [stdout] e1ca482b200cff529a598792d8268488ad007981dd349e29ae03b2ec69f389d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6affabe402d8b2748ea6533f528049f3007e0485dda34b6632e6340be7399bf6
[INFO] running `Command { std: "docker" "start" "-a" "6affabe402d8b2748ea6533f528049f3007e0485dda34b6632e6340be7399bf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling semver-parser v0.10.1
[INFO] [stderr]    Compiling polyhorn-macros v0.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling polyhorn-core v0.4.0
[INFO] [stderr]    Compiling cargo-lock v6.0.0
[INFO] [stderr]    Compiling polyhorn v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.16s
[INFO] running `Command { std: "docker" "inspect" "6affabe402d8b2748ea6533f528049f3007e0485dda34b6632e6340be7399bf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6affabe402d8b2748ea6533f528049f3007e0485dda34b6632e6340be7399bf6", kill_on_drop: false }`
[INFO] [stdout] 6affabe402d8b2748ea6533f528049f3007e0485dda34b6632e6340be7399bf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6dfd229ade4a9cba88f3960aebe0182628ff8172ec84632bc7dd8a9523b5061b
[INFO] running `Command { std: "docker" "start" "-a" "6dfd229ade4a9cba88f3960aebe0182628ff8172ec84632bc7dd8a9523b5061b", kill_on_drop: false }`
[INFO] [stderr]    Compiling polyhorn v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyhorn-36ebc5514cea82f3)
[INFO] [stderr]   Executable unittests src/bin/polyhorn.rs (/opt/rustwide/target/debug/deps/polyhorn-08dbc52b9b622df4)
[INFO] running `Command { std: "docker" "inspect" "6dfd229ade4a9cba88f3960aebe0182628ff8172ec84632bc7dd8a9523b5061b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dfd229ade4a9cba88f3960aebe0182628ff8172ec84632bc7dd8a9523b5061b", kill_on_drop: false }`
[INFO] [stdout] 6dfd229ade4a9cba88f3960aebe0182628ff8172ec84632bc7dd8a9523b5061b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 6f53204fce20bf236beff3788fe689c02b3207209e9d91a1b4b7ed5731baa9f2
[INFO] running `Command { std: "docker" "start" "-a" "6f53204fce20bf236beff3788fe689c02b3207209e9d91a1b4b7ed5731baa9f2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polyhorn-36ebc5514cea82f3)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/polyhorn.rs (/opt/rustwide/target/debug/deps/polyhorn-08dbc52b9b622df4)
[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] [stderr]    Doc-tests polyhorn
[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" "6f53204fce20bf236beff3788fe689c02b3207209e9d91a1b4b7ed5731baa9f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f53204fce20bf236beff3788fe689c02b3207209e9d91a1b4b7ed5731baa9f2", kill_on_drop: false }`
[INFO] [stdout] 6f53204fce20bf236beff3788fe689c02b3207209e9d91a1b4b7ed5731baa9f2