[INFO] fetching crate udp2p_node 0.1.0... [INFO] checking udp2p_node-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate udp2p_node 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate udp2p_node 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate udp2p_node 0.1.0 [INFO] finished tweaking crates.io crate udp2p_node 0.1.0 [INFO] tweaked toml for crates.io crate udp2p_node 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded sha256 v1.5.0 [INFO] [stderr] Downloaded udp2p_traits v0.1.0 [INFO] [stderr] Downloaded udp2p_utils v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6a408eb9e199965adaf2d4f121d4b294fd58f5214c184af593eb4c6a90970ee3 [INFO] running `Command { std: "docker" "start" "-a" "6a408eb9e199965adaf2d4f121d4b294fd58f5214c184af593eb4c6a90970ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6a408eb9e199965adaf2d4f121d4b294fd58f5214c184af593eb4c6a90970ee3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a408eb9e199965adaf2d4f121d4b294fd58f5214c184af593eb4c6a90970ee3", kill_on_drop: false }` [INFO] [stdout] 6a408eb9e199965adaf2d4f121d4b294fd58f5214c184af593eb4c6a90970ee3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c802413b3e323a2609077620d9a18eec1ab46edb8d5c810c532c2caaa567db76 [INFO] running `Command { std: "docker" "start" "-a" "c802413b3e323a2609077620d9a18eec1ab46edb8d5c810c532c2caaa567db76", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking sha256 v1.5.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking udp2p_utils v0.2.0 [INFO] [stderr] Checking udp2p_traits v0.1.0 [INFO] [stderr] Checking udp2p_node v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/peer_key.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use sha256::digest_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/peer_key.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | let key_hash = digest_bytes(&key.get_key()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use sha256::digest_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | let key_hash = digest_bytes(&key.get_key()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer_key.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | write!(f, "{:b}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer_key.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | write!(f, "{:b}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.73s [INFO] running `Command { std: "docker" "inspect" "c802413b3e323a2609077620d9a18eec1ab46edb8d5c810c532c2caaa567db76", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c802413b3e323a2609077620d9a18eec1ab46edb8d5c810c532c2caaa567db76", kill_on_drop: false }` [INFO] [stdout] c802413b3e323a2609077620d9a18eec1ab46edb8d5c810c532c2caaa567db76 [INFO] checking udp2p_node-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate udp2p_node 0.1.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate udp2p_node 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate udp2p_node 0.1.0 [INFO] finished tweaking crates.io crate udp2p_node 0.1.0 [INFO] tweaked toml for crates.io crate udp2p_node 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 43 packages [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e79a3f7e398a38c0d0b34714deeb67d9563a5ae5b2887a17d766317fd91c6a49 [INFO] running `Command { std: "docker" "start" "-a" "e79a3f7e398a38c0d0b34714deeb67d9563a5ae5b2887a17d766317fd91c6a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e79a3f7e398a38c0d0b34714deeb67d9563a5ae5b2887a17d766317fd91c6a49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e79a3f7e398a38c0d0b34714deeb67d9563a5ae5b2887a17d766317fd91c6a49", kill_on_drop: false }` [INFO] [stdout] e79a3f7e398a38c0d0b34714deeb67d9563a5ae5b2887a17d766317fd91c6a49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 094c95278c504c1153185877ddd2b641d286ace043108e760463dbbfc99608ed [INFO] running `Command { std: "docker" "start" "-a" "094c95278c504c1153185877ddd2b641d286ace043108e760463dbbfc99608ed", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking hex v0.4.3 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling async-trait v0.1.79 [INFO] [stderr] Checking sha256 v1.5.0 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking udp2p_utils v0.2.0 [INFO] [stderr] Checking udp2p_traits v0.1.0 [INFO] [stderr] Checking udp2p_node v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/peer_key.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `rand` is imported redundantly [INFO] [stdout] --> src/peer_key.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use rand; [INFO] [stdout] | ^^^^ the item `rand` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use sha256::digest_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | let key_hash = digest_bytes(&key.get_key()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | use sha256::digest_bytes; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `sha256::digest_bytes`: Use new function `digest()` instead [INFO] [stdout] --> src/peer_id.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | let key_hash = digest_bytes(&key.get_key()); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer_key.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | write!(f, "{:b}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/peer_key.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | write!(f, "{:b}", byte); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.05s [INFO] running `Command { std: "docker" "inspect" "094c95278c504c1153185877ddd2b641d286ace043108e760463dbbfc99608ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "094c95278c504c1153185877ddd2b641d286ace043108e760463dbbfc99608ed", kill_on_drop: false }` [INFO] [stdout] 094c95278c504c1153185877ddd2b641d286ace043108e760463dbbfc99608ed