[INFO] fetching crate udp2p_node 0.1.0... [INFO] checking udp2p_node-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate udp2p_node 0.1.0 into /workspace/builds/worker-2-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-2-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 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-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 7fcd608c406382ddb0914cccd1f6f82f26f528abc2ef6793b8155ac63710aac8 [INFO] running `Command { std: "docker" "start" "-a" "7fcd608c406382ddb0914cccd1f6f82f26f528abc2ef6793b8155ac63710aac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7fcd608c406382ddb0914cccd1f6f82f26f528abc2ef6793b8155ac63710aac8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fcd608c406382ddb0914cccd1f6f82f26f528abc2ef6793b8155ac63710aac8", kill_on_drop: false }` [INFO] [stdout] 7fcd608c406382ddb0914cccd1f6f82f26f528abc2ef6793b8155ac63710aac8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ba0592c8c81ce9572ab6d8ef8b9d561a2a545ea86c7785a3a09fa071facdf737 [INFO] running `Command { std: "docker" "start" "-a" "ba0592c8c81ce9572ab6d8ef8b9d561a2a545ea86c7785a3a09fa071facdf737", kill_on_drop: false }` [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [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 9.41s [INFO] running `Command { std: "docker" "inspect" "ba0592c8c81ce9572ab6d8ef8b9d561a2a545ea86c7785a3a09fa071facdf737", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba0592c8c81ce9572ab6d8ef8b9d561a2a545ea86c7785a3a09fa071facdf737", kill_on_drop: false }` [INFO] [stdout] ba0592c8c81ce9572ab6d8ef8b9d561a2a545ea86c7785a3a09fa071facdf737 [INFO] checking udp2p_node-0.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate udp2p_node 0.1.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate udp2p_node 0.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2ab010e04c5f43e722c70f408b2f18ac83737280813bc7e45877cfef0f9a7bee [INFO] running `Command { std: "docker" "start" "-a" "2ab010e04c5f43e722c70f408b2f18ac83737280813bc7e45877cfef0f9a7bee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2ab010e04c5f43e722c70f408b2f18ac83737280813bc7e45877cfef0f9a7bee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ab010e04c5f43e722c70f408b2f18ac83737280813bc7e45877cfef0f9a7bee", kill_on_drop: false }` [INFO] [stdout] 2ab010e04c5f43e722c70f408b2f18ac83737280813bc7e45877cfef0f9a7bee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a78e95b1448d6a299cad6a5994c8093bda775dc423ac23ac181856b980d55c1 [INFO] running `Command { std: "docker" "start" "-a" "9a78e95b1448d6a299cad6a5994c8093bda775dc423ac23ac181856b980d55c1", kill_on_drop: false }` [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Checking tokio v1.37.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [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 9.22s [INFO] running `Command { std: "docker" "inspect" "9a78e95b1448d6a299cad6a5994c8093bda775dc423ac23ac181856b980d55c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a78e95b1448d6a299cad6a5994c8093bda775dc423ac23ac181856b980d55c1", kill_on_drop: false }` [INFO] [stdout] 9a78e95b1448d6a299cad6a5994c8093bda775dc423ac23ac181856b980d55c1