[INFO] fetching crate keygen 2.1.0...
[INFO] testing keygen-2.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate keygen 2.1.0 into /workspace/builds/worker-113/source
[INFO] validating manifest of crates.io crate keygen 2.1.0 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 keygen 2.1.0
[INFO] finished tweaking crates.io crate keygen 2.1.0
[INFO] tweaked toml for crates.io crate keygen 2.1.0 written to /workspace/builds/worker-113/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 96af8b9dce1fdf01b5eeba008cdb59be35420196a99dcbe3f76750c13a23b312
[INFO] running `Command { std: "docker" "start" "-a" "96af8b9dce1fdf01b5eeba008cdb59be35420196a99dcbe3f76750c13a23b312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96af8b9dce1fdf01b5eeba008cdb59be35420196a99dcbe3f76750c13a23b312", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96af8b9dce1fdf01b5eeba008cdb59be35420196a99dcbe3f76750c13a23b312", kill_on_drop: false }`
[INFO] [stdout] 96af8b9dce1fdf01b5eeba008cdb59be35420196a99dcbe3f76750c13a23b312
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 8de47a8c161f40d7a0832fddfeb33c19780e587cff59589b01b6e1fd2399a9cc
[INFO] running `Command { std: "docker" "start" "-a" "8de47a8c161f40d7a0832fddfeb33c19780e587cff59589b01b6e1fd2399a9cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling serial-key v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling keygen v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.19s
[INFO] running `Command { std: "docker" "inspect" "8de47a8c161f40d7a0832fddfeb33c19780e587cff59589b01b6e1fd2399a9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8de47a8c161f40d7a0832fddfeb33c19780e587cff59589b01b6e1fd2399a9cc", kill_on_drop: false }`
[INFO] [stdout] 8de47a8c161f40d7a0832fddfeb33c19780e587cff59589b01b6e1fd2399a9cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] b1166033feb396d3d7565c130ba8d35ed9c42479a4d32cfdf31056e661b52cd6
[INFO] running `Command { std: "docker" "start" "-a" "b1166033feb396d3d7565c130ba8d35ed9c42479a4d32cfdf31056e661b52cd6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling keygen v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/keygen-43d084525ddb6b41)
[INFO] running `Command { std: "docker" "inspect" "b1166033feb396d3d7565c130ba8d35ed9c42479a4d32cfdf31056e661b52cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1166033feb396d3d7565c130ba8d35ed9c42479a4d32cfdf31056e661b52cd6", kill_on_drop: false }`
[INFO] [stdout] b1166033feb396d3d7565c130ba8d35ed9c42479a4d32cfdf31056e661b52cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/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] 2881dff82fd8a8da77cb6f88b7d4cad09fed2297d16ba97ecd2d699ab4426ade
[INFO] running `Command { std: "docker" "start" "-a" "2881dff82fd8a8da77cb6f88b7d4cad09fed2297d16ba97ecd2d699ab4426ade", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/keygen-43d084525ddb6b41)
[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" "2881dff82fd8a8da77cb6f88b7d4cad09fed2297d16ba97ecd2d699ab4426ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2881dff82fd8a8da77cb6f88b7d4cad09fed2297d16ba97ecd2d699ab4426ade", kill_on_drop: false }`
[INFO] [stdout] 2881dff82fd8a8da77cb6f88b7d4cad09fed2297d16ba97ecd2d699ab4426ade