[INFO] fetching crate grammers-mtproto 0.3.0...
[INFO] testing grammers-mtproto-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate grammers-mtproto 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate grammers-mtproto 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grammers-mtproto 0.3.0
[INFO] finished tweaking crates.io crate grammers-mtproto 0.3.0
[INFO] tweaked toml for crates.io crate grammers-mtproto 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4d94b12197a01e6b37c9dd6f49022bc8b92fd4d5e486181872d55d35e14f685
[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" "b4d94b12197a01e6b37c9dd6f49022bc8b92fd4d5e486181872d55d35e14f685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4d94b12197a01e6b37c9dd6f49022bc8b92fd4d5e486181872d55d35e14f685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4d94b12197a01e6b37c9dd6f49022bc8b92fd4d5e486181872d55d35e14f685", kill_on_drop: false }`
[INFO] [stdout] b4d94b12197a01e6b37c9dd6f49022bc8b92fd4d5e486181872d55d35e14f685
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 67d0c9dfd2c4cde5e47563ad67c097d932c277ef0f522b5d43f1511679c7e3ab
[INFO] running `Command { std: "docker" "start" "-a" "67d0c9dfd2c4cde5e47563ad67c097d932c277ef0f522b5d43f1511679c7e3ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling grammers-tl-parser v1.0.1
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling password-hash v0.2.3
[INFO] [stderr]    Compiling grammers-tl-gen v0.3.0
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling grammers-tl-types v0.3.0
[INFO] [stderr]    Compiling glass_pumpkin v1.1.0
[INFO] [stderr]    Compiling grammers-crypto v0.3.0
[INFO] [stderr]    Compiling grammers-mtproto v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/mtp/plain.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.27s
[INFO] running `Command { std: "docker" "inspect" "67d0c9dfd2c4cde5e47563ad67c097d932c277ef0f522b5d43f1511679c7e3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67d0c9dfd2c4cde5e47563ad67c097d932c277ef0f522b5d43f1511679c7e3ab", kill_on_drop: false }`
[INFO] [stdout] 67d0c9dfd2c4cde5e47563ad67c097d932c277ef0f522b5d43f1511679c7e3ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f339fe50332550662044c4af33010d888d85ea544117acede7eb12aafe110def
[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" "f339fe50332550662044c4af33010d888d85ea544117acede7eb12aafe110def", kill_on_drop: false }`
[INFO] [stderr]    Compiling grammers-mtproto v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/mtp/plain.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/mtp/plain.rs:62:9
[INFO] [stdout]    |
[INFO] [stdout] 62 |         &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let _ = &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "f339fe50332550662044c4af33010d888d85ea544117acede7eb12aafe110def", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f339fe50332550662044c4af33010d888d85ea544117acede7eb12aafe110def", kill_on_drop: false }`
[INFO] [stdout] f339fe50332550662044c4af33010d888d85ea544117acede7eb12aafe110def
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] a8370fa223ea1243473a00d37c0bcdfa32bcdfd32e819a42b10d6be1f0d5f420
[INFO] running `Command { std: "docker" "start" "-a" "a8370fa223ea1243473a00d37c0bcdfa32bcdfd32e819a42b10d6be1f0d5f420", kill_on_drop: false }`
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/mtp/plain.rs:62:9
[INFO] [stderr]    |
[INFO] [stderr] 62 |         &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 62 |         let _ = &mut self.buffer.extend_from_slice(request); // message_data
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `grammers-mtproto` (lib) generated 1 warning
[INFO] [stderr] warning: `grammers-mtproto` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grammers_mtproto-1d345817c96e8bfa)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_multi_serialization ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_single_serialization ... ok
[INFO] [stdout] test transport::abridged::tests::pack_empty ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_multi_large_serialization ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_single_large_serialization ... ok
[INFO] [stdout] test mtp::plain::tests::ensure_only_one_push_allowed ... ok
[INFO] [stdout] test mtp::plain::tests::ensure_finalize_clears_buffer ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_serialization_has_salt_client_id ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_normal ... ok
[INFO] [stdout] test transport::full::tests::pack_empty ... ok
[INFO] [stdout] test manual_tl::tests::gzip_decompress ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_large ... ok
[INFO] [stdout] test transport::abridged::tests::pack_normal ... ok
[INFO] [stdout] test transport::full::tests::pack_normal ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_small ... ok
[INFO] [stdout] test transport::abridged::tests::pack_large ... ok
[INFO] [stdout] test mtp::tests::check_rpc_error_parsing ... ok
[INFO] [stdout] test transport::full::tests::pack_twice ... ok
[INFO] [stdout] test transport::intermediate::tests::unpack_normal ... ok
[INFO] [stdout] test transport::intermediate::tests::unpack_small ... ok
[INFO] [stdout] test transport::full::tests::unpack_bad_crc ... ok
[INFO] [stdout] test transport::full::tests::unpack_bad_seq ... ok
[INFO] [stdout] test transport::full::tests::unpack_small ... ok
[INFO] [stdout] test transport::full::tests::unpack_normal ... ok
[INFO] [stdout] test transport::full::tests::unpack_twice ... ok
[INFO] [stdout] test transport::intermediate::tests::pack_empty ... ok
[INFO] [stdout] test transport::intermediate::tests::pack_normal ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_large_payload_panics - should panic ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_non_padded_payload_panics - should panic ... ok
[INFO] [stdout] test transport::abridged::tests::pack_non_padded - should panic ... ok
[INFO] [stdout] test transport::full::tests::pack_non_padded - should panic ... ok
[INFO] [stdout] test transport::intermediate::tests::pack_non_padded - should panic ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_no_compression_is_honored ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_some_compression ... ok
[INFO] [stdout] test authentication::tests::emulate_successful_auth_key_gen_flow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grammers-mtproto
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/authentication.rs - authentication (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8370fa223ea1243473a00d37c0bcdfa32bcdfd32e819a42b10d6be1f0d5f420", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8370fa223ea1243473a00d37c0bcdfa32bcdfd32e819a42b10d6be1f0d5f420", kill_on_drop: false }`
[INFO] [stdout] a8370fa223ea1243473a00d37c0bcdfa32bcdfd32e819a42b10d6be1f0d5f420