[INFO] crate lando 0.2.1 is already in cache
[INFO] testing lando-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate lando 0.2.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate lando 0.2.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lando 0.2.1
[INFO] finished tweaking crates.io crate lando 0.2.1
[INFO] tweaked toml for crates.io crate lando 0.2.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fce0b2206964f7a45dff3e5e559197403d71d0691a2e9fc292bb9efe087d5b4
[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" "7fce0b2206964f7a45dff3e5e559197403d71d0691a2e9fc292bb9efe087d5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fce0b2206964f7a45dff3e5e559197403d71d0691a2e9fc292bb9efe087d5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fce0b2206964f7a45dff3e5e559197403d71d0691a2e9fc292bb9efe087d5b4", kill_on_drop: false }`
[INFO] [stdout] 7fce0b2206964f7a45dff3e5e559197403d71d0691a2e9fc292bb9efe087d5b4
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 94ae6517b26012fb01f918fdec21b4d76e4ac00a92634b961a432d1ef1d3cffb
[INFO] running `Command { std: "docker" "start" "-a" "94ae6517b26012fb01f918fdec21b4d76e4ac00a92634b961a432d1ef1d3cffb", 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] [stderr]    Compiling cpython v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling python3-sys v0.1.3
[INFO] [stderr]    Compiling lando-attr v0.2.1
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `PyEval_ThreadsInitialized` in crate `ffi`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpython-0.1.0/src/pythonrun.rs:55:26
[INFO] [stdout]    |
[INFO] [stdout] 55 |             assert!(ffi::PyEval_ThreadsInitialized() != 0);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ not found in `ffi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `PyEval_ThreadsInitialized` in crate `ffi`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpython-0.1.0/src/pythonrun.rs:58:26
[INFO] [stdout]    |
[INFO] [stdout] 58 |             assert!(ffi::PyEval_ThreadsInitialized() == 0);
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^ not found in `ffi`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `PyEval_InitThreads` in crate `ffi`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpython-0.1.0/src/pythonrun.rs:65:18
[INFO] [stdout]    |
[INFO] [stdout] 65 |             ffi::PyEval_InitThreads();
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^ help: a function with a similar name exists: `PyEval_SaveThread`
[INFO] [stdout]    | 
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/python3-sys-0.1.3/src/ceval.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn PyEval_SaveThread() -> *mut PyThreadState;
[INFO] [stdout]    |     ------------------------------------------------- similarly named function `PyEval_SaveThread` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `PyEval_InitThreads` in crate `ffi`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cpython-0.1.0/src/lib.rs:333:10
[INFO] [stdout]     |
[INFO] [stdout] 333 |     ffi::PyEval_InitThreads();
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^ help: a function with a similar name exists: `PyEval_SaveThread`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/python3-sys-0.1.3/src/ceval.rs:49:5
[INFO] [stdout]     |
[INFO] [stdout] 49  |     pub fn PyEval_SaveThread() -> *mut PyThreadState;
[INFO] [stdout]     |     ------------------------------------------------- similarly named function `PyEval_SaveThread` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cpython`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "94ae6517b26012fb01f918fdec21b4d76e4ac00a92634b961a432d1ef1d3cffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94ae6517b26012fb01f918fdec21b4d76e4ac00a92634b961a432d1ef1d3cffb", kill_on_drop: false }`
[INFO] [stdout] 94ae6517b26012fb01f918fdec21b4d76e4ac00a92634b961a432d1ef1d3cffb