[INFO] cloning repository https://github.com/remexre/stahlnet-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remexre/stahlnet-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fstahlnet-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fstahlnet-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a33d0a80a1fac781c221c26a74477784a9d2996 [INFO] testing remexre/stahlnet-rs against 1.86.0 for beta-1.87-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Fstahlnet-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/stahlnet-rs on toolchain 1.86.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/remexre/stahlnet-rs [INFO] finished tweaking git repo https://github.com/remexre/stahlnet-rs [INFO] tweaked toml for git repo https://github.com/remexre/stahlnet-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/stahlnet-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded signal-hook-registry v1.0.1 [INFO] [stderr] Downloaded libremexre v0.1.12 [INFO] [stderr] Downloaded ctor v0.1.9 [INFO] [stderr] Downloaded signal-hook v0.1.9 [INFO] [stderr] Downloaded syn v0.15.36 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7d172d997e169eb55ac678336b4971ab0078e48c5d7eb9bc181decc11c39f029 [INFO] running `Command { std: "docker" "start" "-a" "7d172d997e169eb55ac678336b4971ab0078e48c5d7eb9bc181decc11c39f029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7d172d997e169eb55ac678336b4971ab0078e48c5d7eb9bc181decc11c39f029", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d172d997e169eb55ac678336b4971ab0078e48c5d7eb9bc181decc11c39f029", kill_on_drop: false }` [INFO] [stdout] 7d172d997e169eb55ac678336b4971ab0078e48c5d7eb9bc181decc11c39f029 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c0cb9c8bcf68475566f82c46c3bb06e4f51e71fa4ecd4d6b55a1a8387a50cf9 [INFO] running `Command { std: "docker" "start" "-a" "7c0cb9c8bcf68475566f82c46c3bb06e4f51e71fa4ecd4d6b55a1a8387a50cf9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling futures v0.1.27 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.36 [INFO] [stderr] Compiling tokio-executor v0.1.7 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling aho-corasick v0.7.3 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling tokio-threadpool v0.1.14 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-trace-core v0.2.0 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio v0.1.21 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling libremexre v0.1.12 [INFO] [stderr] Compiling stahlnet v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 133 | drop(self.peers.remove(&peer)); [INFO] [stdout] | ^^^^^------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 133 - drop(self.peers.remove(&peer)); [INFO] [stdout] 133 + let _ = self.peers.remove(&peer); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:143:21 [INFO] [stdout] | [INFO] [stdout] 143 | drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] | ^^^^^--------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Option<(u64, std::net::SocketAddr)>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 143 - drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] 143 + let _ = self.routes.insert(task, (hops, peer)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.32s [INFO] running `Command { std: "docker" "inspect" "7c0cb9c8bcf68475566f82c46c3bb06e4f51e71fa4ecd4d6b55a1a8387a50cf9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c0cb9c8bcf68475566f82c46c3bb06e4f51e71fa4ecd4d6b55a1a8387a50cf9", kill_on_drop: false }` [INFO] [stdout] 7c0cb9c8bcf68475566f82c46c3bb06e4f51e71fa4ecd4d6b55a1a8387a50cf9 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21a59ccd1d1cab442cab14d93b464127efd74da06818354723a59acd462e1f37 [INFO] running `Command { std: "docker" "start" "-a" "21a59ccd1d1cab442cab14d93b464127efd74da06818354723a59acd462e1f37", kill_on_drop: false }` [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 133 | drop(self.peers.remove(&peer)); [INFO] [stdout] | ^^^^^------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 133 - drop(self.peers.remove(&peer)); [INFO] [stdout] 133 + let _ = self.peers.remove(&peer); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:143:21 [INFO] [stdout] | [INFO] [stdout] 143 | drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] | ^^^^^--------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Option<(u64, std::net::SocketAddr)>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 143 - drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] 143 + let _ = self.routes.insert(task, (hops, peer)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling stahlnet v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stdout] --> src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | const_err, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stdout] --> src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | legacy_directory_ownership, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stdout] --> src/lib.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | plugin_as_library, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stdout] --> src/lib.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | private_in_public, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | safe_extern_statics, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unknown lint: `unions_with_drop_fields` [INFO] [stdout] --> src/lib.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | unions_with_drop_fields, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unknown_lints)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:133:17 [INFO] [stdout] | [INFO] [stdout] 133 | drop(self.peers.remove(&peer)); [INFO] [stdout] | ^^^^^------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 133 - drop(self.peers.remove(&peer)); [INFO] [stdout] 133 + let _ = self.peers.remove(&peer); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/server.rs:143:21 [INFO] [stdout] | [INFO] [stdout] 143 | drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] | ^^^^^--------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Option<(u64, std::net::SocketAddr)>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 143 - drop(self.routes.insert(task, (hops, peer))); [INFO] [stdout] 143 + let _ = self.routes.insert(task, (hops, peer)); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.57s [INFO] running `Command { std: "docker" "inspect" "21a59ccd1d1cab442cab14d93b464127efd74da06818354723a59acd462e1f37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21a59ccd1d1cab442cab14d93b464127efd74da06818354723a59acd462e1f37", kill_on_drop: false }` [INFO] [stdout] 21a59ccd1d1cab442cab14d93b464127efd74da06818354723a59acd462e1f37 [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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5f505a2d795b44e4f35d092b8381d30c55f3f06f2e5922ae78956142c0bf4956 [INFO] running `Command { std: "docker" "start" "-a" "5f505a2d795b44e4f35d092b8381d30c55f3f06f2e5922ae78956142c0bf4956", kill_on_drop: false }` [INFO] [stderr] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 for more information [INFO] [stderr] --> src/lib.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | const_err, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(renamed_and_removed_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 for more information [INFO] [stderr] --> src/lib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | legacy_directory_ownership, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired [INFO] [stderr] --> src/lib.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | plugin_as_library, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC for more information [INFO] [stderr] --> src/lib.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | private_in_public, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 for more information [INFO] [stderr] --> src/lib.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | safe_extern_statics, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unknown lint: `unions_with_drop_fields` [INFO] [stderr] --> src/lib.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | unions_with_drop_fields, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unknown_lints)]` on by default [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/server.rs:133:17 [INFO] [stderr] | [INFO] [stderr] 133 | drop(self.peers.remove(&peer)); [INFO] [stderr] | ^^^^^------------------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `bool` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 133 - drop(self.peers.remove(&peer)); [INFO] [stderr] 133 + let _ = self.peers.remove(&peer); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/server.rs:143:21 [INFO] [stderr] | [INFO] [stderr] 143 | drop(self.routes.insert(task, (hops, peer))); [INFO] [stderr] | ^^^^^--------------------------------------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `Option<(u64, std::net::SocketAddr)>` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 143 - drop(self.routes.insert(task, (hops, peer))); [INFO] [stderr] 143 + let _ = self.routes.insert(task, (hops, peer)); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `stahlnet` (lib) generated 8 warnings [INFO] [stderr] warning: `stahlnet` (lib test) generated 8 warnings (8 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stahlnet-6accc0d8e2774f66) [INFO] [stdout] test tests::leak_check_tasks ... ok [INFO] [stderr] [INFO] [stderr] thread 'tokio-runtime-worker-0' panicked at library/core/src/panicking.rs:218:5: [INFO] [stderr] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d18de91130 - std::backtrace_rs::backtrace::libunwind::trace::h2b8934d68a0c74cb [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x55d18de91130 - std::backtrace_rs::backtrace::trace_unsynchronized::h72d137991fa6eab8 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x55d18de91130 - std::sys::backtrace::_print_fmt::h3e831e32e6da920b [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x55d18de91130 - ::fmt::h6d42cc84fc840290 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x55d18deb9783 - core::fmt::rt::Argument::fmt::h7239af9e2199f2a8 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/fmt/rt.rs:177:76 [INFO] [stderr] 5: 0x55d18deb9783 - core::fmt::write::h5af61a909e3ec64d [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/fmt/mod.rs:1449:21 [INFO] [stderr] 6: 0x55d18de8e073 - std::io::Write::write_fmt::h5a7b54aa6e4a315d [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/io/mod.rs:1890:15 [INFO] [stderr] 7: 0x55d18de90f82 - std::sys::backtrace::BacktraceLock::print::h555579e7396c26ac [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 8: 0x55d18de9255f - std::panicking::default_hook::{{closure}}::h9128866118196224 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/panicking.rs:298:22 [INFO] [stderr] 9: 0x55d18de923ca - std::panicking::default_hook::h52e9e7314e0255f6 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/panicking.rs:325:9 [INFO] [stderr] 10: 0x55d18dd88365 - as core::ops::function::Fn>::call::hb86f691850cc3c26 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/alloc/src/boxed.rs:1990:9 [INFO] [stderr] 11: 0x55d18dd88365 - test::test_main::{{closure}}::h903d8079e3c94d93 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/test/src/lib.rs:135:21 [INFO] [stderr] 12: 0x55d18de92fd3 - as core::ops::function::Fn>::call::h7c356b28a03897d7 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/alloc/src/boxed.rs:1990:9 [INFO] [stderr] 13: 0x55d18de92fd3 - std::panicking::rust_panic_with_hook::h541791bcc774ef34 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/panicking.rs:839:13 [INFO] [stderr] 14: 0x55d18de92c76 - std::panicking::begin_panic_handler::{{closure}}::h6479a2f0137c7d19 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/panicking.rs:697:13 [INFO] [stderr] 15: 0x55d18de91649 - std::sys::backtrace::__rust_end_short_backtrace::ha04e7c0fc61ded91 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 16: 0x55d18de9293d - rust_begin_unwind [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/panicking.rs:695:5 [INFO] [stderr] 17: 0x55d18dd20d6d - core::panicking::panic_nounwind_fmt::runtime::h9530782840bcc272 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/panicking.rs:117:22 [INFO] [stderr] 18: 0x55d18dd20d6d - core::panicking::panic_nounwind_fmt::h6a24774852878975 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/intrinsics/mod.rs:3886:9 [INFO] [stderr] 19: 0x55d18dd20e02 - core::panicking::panic_nounwind::hbbbf5b15de703440 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/panicking.rs:218:5 [INFO] [stderr] 20: 0x55d18de2f9b8 - >::get_unchecked_mut::precondition_check::h8fa97e1d83de8b29 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/ub_checks.rs:68:21 [INFO] [stderr] 21: 0x55d18de2f971 - >::get_unchecked_mut::h1d9b44e6587e049b [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/ub_checks.rs:75:17 [INFO] [stderr] 22: 0x55d18de350b9 - core::slice::::get_unchecked_mut::hc7c3d671f9a83b5b [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/slice/mod.rs:705:24 [INFO] [stderr] 23: 0x55d18de2fada - arrayvec::ArrayVec::push_unchecked::h674d1ef846b8bf08 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayvec-0.4.10/src/lib.rs:243:20 [INFO] [stderr] 24: 0x55d18de30188 - arrayvec::ArrayVec::try_push::h55d07db291ac49f9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/arrayvec-0.4.10/src/lib.rs:209:17 [INFO] [stderr] 25: 0x55d18de3154d - crossbeam_epoch::internal::Bag::try_push::h3017191b771f7f4a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:93:9 [INFO] [stderr] 26: 0x55d18de320c3 - crossbeam_epoch::internal::Local::defer::ha55058f8ec55754e [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:324:28 [INFO] [stderr] 27: 0x55d18de370c1 - crossbeam_epoch::guard::Guard::defer_unchecked::hd882d9505ca8e2a6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/guard.rs:195:13 [INFO] [stderr] 28: 0x55d18de376c7 - as core::iter::traits::iterator::Iterator>::next::hec1c9fc1243c6688 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/sync/list.rs:260:29 [INFO] [stderr] 29: 0x55d18de31bc3 - crossbeam_epoch::internal::Global::try_advance::h864cb04eb3d5e189 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:210:22 [INFO] [stderr] 30: 0x55d18de31a25 - crossbeam_epoch::internal::Global::collect::hc7af8fe45f44ded0 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:175:28 [INFO] [stderr] 31: 0x55d18de3254d - crossbeam_epoch::internal::Local::pin::h24d0d889565238e5 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:390:17 [INFO] [stderr] 32: 0x55d18de3284b - crossbeam_epoch::internal::Local::finalize::h5946ce23d815096a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:468:26 [INFO] [stderr] 33: 0x55d18de32713 - crossbeam_epoch::internal::Local::release_handle::heeee44e378cbdfeb [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/internal.rs:452:13 [INFO] [stderr] 34: 0x55d18de3629c - ::drop::h94ef128a74df3009 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/crossbeam-epoch-0.7.1/src/collector.rs:95:13 [INFO] [stderr] 35: 0x55d18de34cda - core::ptr::drop_in_place::h213bcaa48f505e28 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/ptr/mod.rs:523:1 [INFO] [stderr] 36: 0x55d18de34ae3 - core::ptr::drop_in_place>::hea58723c4e2ad0fc [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/ptr/mod.rs:523:1 [INFO] [stderr] 37: 0x55d18de341e3 - core::mem::drop::h02659e516c94e203 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/core/src/mem/mod.rs:940:24 [INFO] [stderr] 38: 0x55d18de341e3 - std::sys::thread_local::native::lazy::destroy::{{closure}}::h832bb8ac25135114 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/thread_local/native/lazy.rs:98:9 [INFO] [stderr] 39: 0x55d18de33d62 - std::sys::thread_local::abort_on_dtor_unwind::h027a28ceed038bd2 [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/thread_local/mod.rs:185:5 [INFO] [stderr] 40: 0x55d18de34161 - std::sys::thread_local::native::lazy::destroy::h3c73480838dba8ea [INFO] [stderr] at /rustc/05f9846f893b09a1be1fc8560e33fc3c815cfecb/library/std/src/sys/thread_local/native/lazy.rs:93:5 [INFO] [stderr] 41: 0x7967b903072f - __call_tls_dtors [INFO] [stderr] 42: 0x7967b908588b - [INFO] [stderr] 43: 0x7967b9112a34 - clone [INFO] [stderr] 44: 0x0 - [INFO] [stderr] thread caused non-unwinding panic. aborting. [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/stahlnet-6accc0d8e2774f66` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "5f505a2d795b44e4f35d092b8381d30c55f3f06f2e5922ae78956142c0bf4956", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f505a2d795b44e4f35d092b8381d30c55f3f06f2e5922ae78956142c0bf4956", kill_on_drop: false }` [INFO] [stdout] 5f505a2d795b44e4f35d092b8381d30c55f3f06f2e5922ae78956142c0bf4956