[INFO] fetching crate generations 2.0.0...
[INFO] testing generations-2.0.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate generations 2.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate generations 2.0.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate generations 2.0.0
[INFO] finished tweaking crates.io crate generations 2.0.0
[INFO] tweaked toml for crates.io crate generations 2.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c764774b74570eb5bfada31158b7254c7bd0cedb252e17eb47056665c3c07694
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c764774b74570eb5bfada31158b7254c7bd0cedb252e17eb47056665c3c07694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c764774b74570eb5bfada31158b7254c7bd0cedb252e17eb47056665c3c07694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c764774b74570eb5bfada31158b7254c7bd0cedb252e17eb47056665c3c07694", kill_on_drop: false }`
[INFO] [stdout] c764774b74570eb5bfada31158b7254c7bd0cedb252e17eb47056665c3c07694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71086c05be14cc38b18c7b3c05c6a722bc251bb6587c951db3389d101ba553b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "71086c05be14cc38b18c7b3c05c6a722bc251bb6587c951db3389d101ba553b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling generations v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "71086c05be14cc38b18c7b3c05c6a722bc251bb6587c951db3389d101ba553b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71086c05be14cc38b18c7b3c05c6a722bc251bb6587c951db3389d101ba553b8", kill_on_drop: false }`
[INFO] [stdout] 71086c05be14cc38b18c7b3c05c6a722bc251bb6587c951db3389d101ba553b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b20650f77f10351c256d2ade8e49241358ba214c17022a47954c38b0d8037418
[INFO] running `Command { std: "docker" "start" "-a" "b20650f77f10351c256d2ade8e49241358ba214c17022a47954c38b0d8037418", kill_on_drop: false }`
[INFO] [stderr]    Compiling generations v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "b20650f77f10351c256d2ade8e49241358ba214c17022a47954c38b0d8037418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20650f77f10351c256d2ade8e49241358ba214c17022a47954c38b0d8037418", kill_on_drop: false }`
[INFO] [stdout] b20650f77f10351c256d2ade8e49241358ba214c17022a47954c38b0d8037418
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3bed7f5aeca70eb50c5d89993f118e197005e2a944c48e1269d1d19d79d8d663
[INFO] running `Command { std: "docker" "start" "-a" "3bed7f5aeca70eb50c5d89993f118e197005e2a944c48e1269d1d19d79d8d663", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/generations-be4152ead55378df)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::basic_test ... ok
[INFO] [stdout] test tests::debug_print_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests generations
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Generations<Model>::new (line 102) ... ok
[INFO] [stdout] test src/lib.rs - Generations<Model>::reset (line 202) ... ok
[INFO] [stdout] test src/lib.rs - Generations<Model>::current (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Generations<Model>::reset_with (line 181) ... ok
[INFO] [stdout] test src/lib.rs - Generations<Model>::step (line 156) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bed7f5aeca70eb50c5d89993f118e197005e2a944c48e1269d1d19d79d8d663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bed7f5aeca70eb50c5d89993f118e197005e2a944c48e1269d1d19d79d8d663", kill_on_drop: false }`
[INFO] [stdout] 3bed7f5aeca70eb50c5d89993f118e197005e2a944c48e1269d1d19d79d8d663