[INFO] fetching crate grammers-mtproto 0.3.0...
[INFO] testing grammers-mtproto-0.3.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate grammers-mtproto 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate grammers-mtproto 0.3.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", 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] 6843e8dd6a1e50305a3e2e2b90e54b333dbba401e05ecd5233b9baf1de345e8a
[INFO] running `Command { std: "docker" "start" "-a" "6843e8dd6a1e50305a3e2e2b90e54b333dbba401e05ecd5233b9baf1de345e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6843e8dd6a1e50305a3e2e2b90e54b333dbba401e05ecd5233b9baf1de345e8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6843e8dd6a1e50305a3e2e2b90e54b333dbba401e05ecd5233b9baf1de345e8a", kill_on_drop: false }`
[INFO] [stdout] 6843e8dd6a1e50305a3e2e2b90e54b333dbba401e05ecd5233b9baf1de345e8a
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5adb600eff483f508c0b9508ee0c36681fa86bdd600fb2710adc15fba893e96f
[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" "5adb600eff483f508c0b9508ee0c36681fa86bdd600fb2710adc15fba893e96f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling base64ct v1.2.0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling grammers-tl-parser v1.0.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling grammers-tl-gen v0.3.0
[INFO] [stderr]    Compiling grammers-tl-types v0.3.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling password-hash v0.2.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling pbkdf2 v0.8.0
[INFO] [stderr]    Compiling glass_pumpkin v1.2.0
[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 51.64s
[INFO] running `Command { std: "docker" "inspect" "5adb600eff483f508c0b9508ee0c36681fa86bdd600fb2710adc15fba893e96f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5adb600eff483f508c0b9508ee0c36681fa86bdd600fb2710adc15fba893e96f", kill_on_drop: false }`
[INFO] [stdout] 5adb600eff483f508c0b9508ee0c36681fa86bdd600fb2710adc15fba893e96f
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] ace96f650d7a392fcff0f8c13c3af5c5b2cf103557f485adbdd827c7638e833b
[INFO] running `Command { std: "docker" "start" "-a" "ace96f650d7a392fcff0f8c13c3af5c5b2cf103557f485adbdd827c7638e833b", 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 4.04s
[INFO] running `Command { std: "docker" "inspect" "ace96f650d7a392fcff0f8c13c3af5c5b2cf103557f485adbdd827c7638e833b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace96f650d7a392fcff0f8c13c3af5c5b2cf103557f485adbdd827c7638e833b", kill_on_drop: false }`
[INFO] [stdout] ace96f650d7a392fcff0f8c13c3af5c5b2cf103557f485adbdd827c7638e833b
[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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] 4138f86b6ae97aefefaca467cd942b0e8eeca86469ba981c53f0d51854f70d0f
[INFO] running `Command { std: "docker" "start" "-a" "4138f86b6ae97aefefaca467cd942b0e8eeca86469ba981c53f0d51854f70d0f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grammers_mtproto-bfb56510c345d858)
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[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::tests::check_rpc_error_parsing ... ok
[INFO] [stdout] test transport::abridged::tests::pack_large ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_single_serialization ... ok
[INFO] [stdout] test transport::abridged::tests::pack_empty ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_large ... ok
[INFO] [stdout] test manual_tl::tests::gzip_decompress ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_multi_large_serialization ... ok
[INFO] [stdout] test mtp::plain::tests::ensure_finalize_clears_buffer ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_small ... ok
[INFO] [stdout] test transport::abridged::tests::unpack_normal ... ok
[INFO] [stdout] test transport::abridged::tests::pack_normal ... ok
[INFO] [stdout] test transport::full::tests::unpack_normal ... ok
[INFO] [stdout] test transport::full::tests::pack_normal ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_serialization_has_salt_client_id ... ok
[INFO] [stdout] test transport::full::tests::pack_twice ... ok
[INFO] [stdout] test transport::full::tests::pack_empty ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_correct_multi_serialization ... ok
[INFO] [stdout] test transport::full::tests::unpack_small ... ok
[INFO] [stdout] test transport::intermediate::tests::unpack_normal ... 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::intermediate::tests::pack_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::unpack_small ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_large_payload_panics - should panic ... ok
[INFO] [stdout] test transport::abridged::tests::pack_non_padded - should panic ... ok
[INFO] [stdout] test mtp::encrypted::tests::ensure_non_padded_payload_panics - 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 1.11s
[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" "4138f86b6ae97aefefaca467cd942b0e8eeca86469ba981c53f0d51854f70d0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4138f86b6ae97aefefaca467cd942b0e8eeca86469ba981c53f0d51854f70d0f", kill_on_drop: false }`
[INFO] [stdout] 4138f86b6ae97aefefaca467cd942b0e8eeca86469ba981c53f0d51854f70d0f