[INFO] fetching crate lorawan 0.3.1...
[INFO] checking lorawan-0.3.1 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate lorawan 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lorawan 0.3.1 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate lorawan 0.3.1
[INFO] finished tweaking crates.io crate lorawan 0.3.1
[INFO] tweaked toml for crates.io crate lorawan 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71ffd4998d0fbe9a74f7f1512485669d37f4b518829eb347d2649f56d20fbf93
[INFO] running `"docker" "start" "-a" "71ffd4998d0fbe9a74f7f1512485669d37f4b518829eb347d2649f56d20fbf93"`
[INFO] [stderr]     Checking lorawan v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/cmac.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         data.split_at((block_size * n_blocks))
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/creator.rs:430:20
[INFO] [stderr]     |
[INFO] [stderr] 430 |         cmds: Vec<&maccommands::SerializableMacCommand>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/creator.rs:447:41
[INFO] [stderr]     |
[INFO] [stderr] 447 |     pub fn can_piggyback<'a>(cmds: Vec<&maccommands::SerializableMacCommand>) -> bool {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommandcreator.rs:609:36
[INFO] [stderr]     |
[INFO] [stderr] 609 | pub fn build_mac_commands(cmds: &[&maccommands::SerializableMacCommand]) -> Vec<u8> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommands.rs:106:34
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn mac_commands_len(cmds: &[&SerializableMacCommand]) -> usize {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommands.rs:110:28
[INFO] [stderr]     |
[INFO] [stderr] 110 | type NewMacCommandFn = Box<for<'b> Fn(&'b [u8]) -> Result<(MacCommand<'b>, usize), String>>;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'b> Fn(&'b [u8]) -> Result<(MacCommand<'b>, usize), String>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/cmac.rs:108:23
[INFO] [stderr]     |
[INFO] [stderr] 108 |         data.split_at((block_size * n_blocks))
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/creator.rs:430:20
[INFO] [stderr]     |
[INFO] [stderr] 430 |         cmds: Vec<&maccommands::SerializableMacCommand>,
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/creator.rs:447:41
[INFO] [stderr]     |
[INFO] [stderr] 447 |     pub fn can_piggyback<'a>(cmds: Vec<&maccommands::SerializableMacCommand>) -> bool {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommandcreator.rs:609:36
[INFO] [stderr]     |
[INFO] [stderr] 609 | pub fn build_mac_commands(cmds: &[&maccommands::SerializableMacCommand]) -> Vec<u8> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn maccommands::SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommands.rs:106:34
[INFO] [stderr]     |
[INFO] [stderr] 106 | pub fn mac_commands_len(cmds: &[&SerializableMacCommand]) -> usize {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/maccommands.rs:110:28
[INFO] [stderr]     |
[INFO] [stderr] 110 | type NewMacCommandFn = Box<for<'b> Fn(&'b [u8]) -> Result<(MacCommand<'b>, usize), String>>;
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'b> Fn(&'b [u8]) -> Result<(MacCommand<'b>, usize), String>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/maccommands.rs:336:20
[INFO] [stderr]     |
[INFO] [stderr] 336 |     let cmds: Vec<&SerializableMacCommand> = vec![&rx_timing_setup_req, &dev_status_req];
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/maccommands.rs:345:20
[INFO] [stderr]     |
[INFO] [stderr] 345 |     let cmds: Vec<&SerializableMacCommand> = vec![&rx_timing_setup_req, &dev_status_ans];
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lorawan.rs:366:20
[INFO] [stderr]     |
[INFO] [stderr] 366 |     let cmds: Vec<&SerializableMacCommand> =
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lorawan.rs:399:20
[INFO] [stderr]     |
[INFO] [stderr] 399 |     let cmds: Vec<&SerializableMacCommand> = vec![&mac_cmd1, &mac_cmd2];
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/lorawan.rs:422:20
[INFO] [stderr]     |
[INFO] [stderr] 422 |     let cmds: Vec<&SerializableMacCommand> = vec![&mac_cmd1, &mac_cmd2];
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/maccommandcreator.rs:175:20
[INFO] [stderr]     |
[INFO] [stderr] 175 |     let cmds: Vec<&SerializableMacCommand> = vec![&rx_timing_setup_req, &dev_status_ans];
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SerializableMacCommand`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `"docker" "inspect" "71ffd4998d0fbe9a74f7f1512485669d37f4b518829eb347d2649f56d20fbf93"`
[INFO] running `"docker" "rm" "-f" "71ffd4998d0fbe9a74f7f1512485669d37f4b518829eb347d2649f56d20fbf93"`
[INFO] [stdout] 71ffd4998d0fbe9a74f7f1512485669d37f4b518829eb347d2649f56d20fbf93