[INFO] fetching crate grammers-client 0.2.0...
[INFO] testing grammers-client-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate grammers-client 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate grammers-client 0.2.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grammers-client 0.2.0
[INFO] finished tweaking crates.io crate grammers-client 0.2.0
[INFO] tweaked toml for crates.io crate grammers-client 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate grammers-client 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec5ae7766f6e7e9d29bfefe85e2ee1ad26e4e781f4dc489a09034903385f547c
[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" "ec5ae7766f6e7e9d29bfefe85e2ee1ad26e4e781f4dc489a09034903385f547c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec5ae7766f6e7e9d29bfefe85e2ee1ad26e4e781f4dc489a09034903385f547c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5ae7766f6e7e9d29bfefe85e2ee1ad26e4e781f4dc489a09034903385f547c", kill_on_drop: false }`
[INFO] [stdout] ec5ae7766f6e7e9d29bfefe85e2ee1ad26e4e781f4dc489a09034903385f547c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa86169942e6f1f1366bd077a2fa422e2830715f17e6d11aa0dd6aaf1a78ecee
[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" "fa86169942e6f1f1366bd077a2fa422e2830715f17e6d11aa0dd6aaf1a78ecee", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling event-listener v2.2.0
[INFO] [stderr]    Compiling parking v1.0.5
[INFO] [stderr]    Compiling locate-locale v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling grammers-tl-parser v1.0.0
[INFO] [stderr]    Compiling futures-lite v0.1.6
[INFO] [stderr]    Compiling os_info v2.0.6
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling aesni v0.6.0
[INFO] [stderr]    Compiling async-channel v1.1.1
[INFO] [stderr]    Compiling grammers-tl-gen v0.2.0
[INFO] [stderr]    Compiling blocking v0.4.7
[INFO] [stderr]    Compiling grammers-tl-types v0.2.0
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling flate2 v1.0.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling grammers-crypto v0.2.0
[INFO] [stderr]    Compiling grammers-session v0.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling pin-project v0.4.22
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling grammers-mtproto v0.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling smol v0.1.18
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling grammers-mtsender v0.2.0
[INFO] [stderr]    Compiling async-std v1.6.2
[INFO] [stderr]    Compiling grammers-client v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "fa86169942e6f1f1366bd077a2fa422e2830715f17e6d11aa0dd6aaf1a78ecee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa86169942e6f1f1366bd077a2fa422e2830715f17e6d11aa0dd6aaf1a78ecee", kill_on_drop: false }`
[INFO] [stdout] fa86169942e6f1f1366bd077a2fa422e2830715f17e6d11aa0dd6aaf1a78ecee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cb0fffe043f6f46dc5b64f70511ade47458fd7ed6f3f439af712b04e18d53cb
[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" "3cb0fffe043f6f46dc5b64f70511ade47458fd7ed6f3f439af712b04e18d53cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling chrono v0.4.13
[INFO] [stderr]    Compiling simple_logger v1.6.0
[INFO] [stderr]    Compiling grammers-client v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0061]: this function takes 1 argument but 0 arguments were supplied
[INFO] [stdout]   --> examples/ping.rs:13:22
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut client = Client::connect().await?;
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^-- supplied 0 arguments
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `grammers_client::iterators`
[INFO] [stdout]   --> examples/print_dialogs.rs:10:22
[INFO] [stdout]    |
[INFO] [stdout] 10 | use grammers_client::iterators::RPCIterator;
[INFO] [stdout]    |                      ^^^^^^^^^ could not find `iterators` in `grammers_client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `grammers_client::Dialogs`
[INFO] [stdout]   --> examples/print_dialogs.rs:11:51
[INFO] [stdout]    |
[INFO] [stdout] 11 | use grammers_client::{AuthorizationError, Client, Dialogs, InvocationError};
[INFO] [stdout]    |                                                   ^^^^^^^ no `Dialogs` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `grammers_session::TextSession`
[INFO] [stdout]   --> examples/print_dialogs.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use grammers_session::TextSession;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `TextSession` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `grammers-client`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no function or associated item named `with_session` found for struct `Client` in the current scope
[INFO] [stdout]   --> examples/print_dialogs.rs:40:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut client = Client::with_session(session)?;
[INFO] [stdout]    |                              ^^^^^^^^^^^^ function or associated item not found in `Client`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3cb0fffe043f6f46dc5b64f70511ade47458fd7ed6f3f439af712b04e18d53cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cb0fffe043f6f46dc5b64f70511ade47458fd7ed6f3f439af712b04e18d53cb", kill_on_drop: false }`
[INFO] [stdout] 3cb0fffe043f6f46dc5b64f70511ade47458fd7ed6f3f439af712b04e18d53cb