[INFO] fetching crate ligen 0.1.16...
[INFO] testing ligen-0.1.16 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate ligen 0.1.16 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate ligen 0.1.16 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 ligen 0.1.16
[INFO] finished tweaking crates.io crate ligen 0.1.16
[INFO] tweaked toml for crates.io crate ligen 0.1.16 written to /workspace/builds/worker-19/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] [stderr]     Blocking waiting for file lock on package cache
[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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 96ffa933f592e19cdcaabc682751059e960537e1c19530c344b1546e5a0d12b7
[INFO] running `Command { std: "docker" "start" "-a" "96ffa933f592e19cdcaabc682751059e960537e1c19530c344b1546e5a0d12b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96ffa933f592e19cdcaabc682751059e960537e1c19530c344b1546e5a0d12b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ffa933f592e19cdcaabc682751059e960537e1c19530c344b1546e5a0d12b7", kill_on_drop: false }`
[INFO] [stdout] 96ffa933f592e19cdcaabc682751059e960537e1c19530c344b1546e5a0d12b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 62f91e1b08620ff1ca102eec2db26011adaa82c22a644b8de7309ddd2ac9a3b7
[INFO] running `Command { std: "docker" "start" "-a" "62f91e1b08620ff1ca102eec2db26011adaa82c22a644b8de7309ddd2ac9a3b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling shrinkwraprs v0.3.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ligen-core v0.1.16
[INFO] [stderr]    Compiling ligen-macro v0.1.16
[INFO] [stderr]    Compiling ligen v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.89s
[INFO] running `Command { std: "docker" "inspect" "62f91e1b08620ff1ca102eec2db26011adaa82c22a644b8de7309ddd2ac9a3b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f91e1b08620ff1ca102eec2db26011adaa82c22a644b8de7309ddd2ac9a3b7", kill_on_drop: false }`
[INFO] [stdout] 62f91e1b08620ff1ca102eec2db26011adaa82c22a644b8de7309ddd2ac9a3b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 8a1b042d57651c1f53624e72764e6d4815cc56c94962bd0958b63d18658aba28
[INFO] running `Command { std: "docker" "start" "-a" "8a1b042d57651c1f53624e72764e6d4815cc56c94962bd0958b63d18658aba28", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ligen v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ligen-f682e322d7ecf9ac)
[INFO] running `Command { std: "docker" "inspect" "8a1b042d57651c1f53624e72764e6d4815cc56c94962bd0958b63d18658aba28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1b042d57651c1f53624e72764e6d4815cc56c94962bd0958b63d18658aba28", kill_on_drop: false }`
[INFO] [stdout] 8a1b042d57651c1f53624e72764e6d4815cc56c94962bd0958b63d18658aba28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] ae9c3343a44e60974b50f4dc1fedfa80b675b096de6abb1de6d66fa1524bdc36
[INFO] running `Command { std: "docker" "start" "-a" "ae9c3343a44e60974b50f4dc1fedfa80b675b096de6abb1de6d66fa1524bdc36", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ligen-f682e322d7ecf9ac)
[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 ligen
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ae9c3343a44e60974b50f4dc1fedfa80b675b096de6abb1de6d66fa1524bdc36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae9c3343a44e60974b50f4dc1fedfa80b675b096de6abb1de6d66fa1524bdc36", kill_on_drop: false }`
[INFO] [stdout] ae9c3343a44e60974b50f4dc1fedfa80b675b096de6abb1de6d66fa1524bdc36