[INFO] cloning repository https://github.com/Fantom-foundation/libconsensus-dag
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Fantom-foundation/libconsensus-dag" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFantom-foundation%2Flibconsensus-dag"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFantom-foundation%2Flibconsensus-dag'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6410e5f378d2c8ab44e690a53c1c5ad97982e39c
[INFO] checking Fantom-foundation/libconsensus-dag against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFantom-foundation%2Flibconsensus-dag" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Fantom-foundation/libconsensus-dag on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Fantom-foundation/libconsensus-dag
[INFO] finished tweaking git repo https://github.com/Fantom-foundation/libconsensus-dag
[INFO] tweaked toml for git repo https://github.com/Fantom-foundation/libconsensus-dag written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libcommon-rs`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libconsensus`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libhash`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libhash-sha3`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libsignature`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libtransport`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libtransport-tcp`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/sled`
[INFO] [stderr]     Updating git repository `https://github.com/Fantom-foundation/libsignature-ed25519-dalek`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] 45e1ed83359a38ea6ba6bd915fab6a1463d02155f753db819728dd22df97316d
[INFO] running `"docker" "start" "-a" "45e1ed83359a38ea6ba6bd915fab6a1463d02155f753db819728dd22df97316d"`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking to_vec v0.1.0
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]     Checking mac v0.0.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking async-timer v0.6.1
[INFO] [stderr]     Checking os_pipe v0.9.1
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking nix v0.15.0
[INFO] [stderr]     Checking buffer v0.1.8
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
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[INFO] [stderr]     Checking bincode v1.2.0
[INFO] [stderr]     Checking serde_bytes v0.11.2
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[INFO] [stderr]     Checking syslog v4.0.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking libcommon-rs v0.0.1 (https://github.com/Fantom-foundation/libcommon-rs#02543890)
[INFO] [stderr]     Checking libhash v0.1.0 (https://github.com/Fantom-foundation/libhash#fc592422)
[INFO] [stderr]     Checking sled v0.28.3 (https://github.com/Fantom-foundation/sled#35fad5f4)
[INFO] [stderr]     Checking libhash-sha3 v0.1.0 (https://github.com/Fantom-foundation/libhash-sha3#7fe776bb)
[INFO] [stderr]     Checking libsignature v0.1.2 (https://github.com/Fantom-foundation/libsignature#87608cbe)
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.2
[INFO] [stderr]     Checking libsignature-ed25519-dalek v0.1.1 (https://github.com/Fantom-foundation/libsignature-ed25519-dalek#c85ce9f8)
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking os_pipe v0.8.2
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking libtransport v0.0.3 (https://github.com/Fantom-foundation/libtransport#5494ee62)
[INFO] [stderr]     Checking libtransport-tcp v0.0.3 (https://github.com/Fantom-foundation/libtransport-tcp#e70e0394)
[INFO] [stderr]     Checking libconsensus v0.0.6 (https://github.com/Fantom-foundation/libconsensus#5d283986)
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking libconsensus-dag v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/lib.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     thread::sleep_ms(config.read().unwrap().get_proc_a_delay());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::thread::sleep_ms': replaced by `std::thread::sleep`
[INFO] [stderr]    --> src/lib.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     thread::sleep_ms(config.read().unwrap().get_proc_a_delay());
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/store_sled.rs:141:28
[INFO] [stderr]     |
[INFO] [stderr] 141 |                         Ok(err) => {
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut core = DAGcore {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send_internal_transaction`
[INFO] [stderr]    --> src/lib.rs:526:5
[INFO] [stderr]     |
[INFO] [stderr] 526 |     fn send_internal_transaction(&mut self, tx: InternalTransaction<P, PK>) -> Result<()> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_internal_transaction`
[INFO] [stderr]    --> src/core.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 | /     pub(crate) fn add_internal_transaction(
[INFO] [stderr] 129 | |         &mut self,
[INFO] [stderr] 130 | |         tx: InternalTransaction<P, PK>,
[INFO] [stderr] 131 | |     ) -> Result<()> {
[INFO] [stderr] ...   |
[INFO] [stderr] 137 | |         Ok(())
[INFO] [stderr] 138 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `SuspectList`
[INFO] [stderr]   --> src/peer.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub(crate) type SuspectList<P> = HashMap<P, LamportTime>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_public_key`
[INFO] [stderr]    --> src/peer.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub(crate) fn set_public_key(&mut self, key: PK) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_lamport_time`
[INFO] [stderr]    --> src/peer.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub(crate) fn update_lamport_time(&mut self, time: LamportTime) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/store_sled.rs:141:28
[INFO] [stderr]     |
[INFO] [stderr] 141 |                         Ok(err) => {
[INFO] [stderr]     |                            ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/core.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut core = DAGcore {
[INFO] [stderr]    |             ----^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `send_internal_transaction`
[INFO] [stderr]    --> src/lib.rs:526:5
[INFO] [stderr]     |
[INFO] [stderr] 526 |     fn send_internal_transaction(&mut self, tx: InternalTransaction<P, PK>) -> Result<()> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `add_internal_transaction`
[INFO] [stderr]    --> src/core.rs:128:5
[INFO] [stderr]     |
[INFO] [stderr] 128 | /     pub(crate) fn add_internal_transaction(
[INFO] [stderr] 129 | |         &mut self,
[INFO] [stderr] 130 | |         tx: InternalTransaction<P, PK>,
[INFO] [stderr] 131 | |     ) -> Result<()> {
[INFO] [stderr] ...   |
[INFO] [stderr] 137 | |         Ok(())
[INFO] [stderr] 138 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `SuspectList`
[INFO] [stderr]   --> src/peer.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub(crate) type SuspectList<P> = HashMap<P, LamportTime>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_public_key`
[INFO] [stderr]    --> src/peer.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub(crate) fn set_public_key(&mut self, key: PK) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update_lamport_time`
[INFO] [stderr]    --> src/peer.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub(crate) fn update_lamport_time(&mut self, time: LamportTime) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DAG1` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:737:17
[INFO] [stderr]     |
[INFO] [stderr] 737 |         let mut DAG1 =
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `dag1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DAG2` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:740:17
[INFO] [stderr]     |
[INFO] [stderr] 740 |         let mut DAG2 =
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `dag2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DAG3` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:743:17
[INFO] [stderr]     |
[INFO] [stderr] 743 |         let mut DAG3 =
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `dag3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DAG4` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:746:17
[INFO] [stderr]     |
[INFO] [stderr] 746 |         let mut DAG4 =
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `dag4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DAG5` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:749:17
[INFO] [stderr]     |
[INFO] [stderr] 749 |         let mut DAG5 =
[INFO] [stderr]     |                 ^^^^ help: convert the identifier to snake case: `dag5`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 50s
[INFO] running `"docker" "inspect" "45e1ed83359a38ea6ba6bd915fab6a1463d02155f753db819728dd22df97316d"`
[INFO] running `"docker" "rm" "-f" "45e1ed83359a38ea6ba6bd915fab6a1463d02155f753db819728dd22df97316d"`
[INFO] [stdout] 45e1ed83359a38ea6ba6bd915fab6a1463d02155f753db819728dd22df97316d