[INFO] fetching crate concache 0.2.1... [INFO] checking concache-0.2.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] extracting crate concache 0.2.1 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate concache 0.2.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate concache 0.2.1 [INFO] finished tweaking crates.io crate concache 0.2.1 [INFO] tweaked toml for crates.io crate concache 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 29 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.6.0) [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.18) [INFO] [stderr] Adding cloudabi v0.0.3 (available: v0.1.0) [INFO] [stderr] Adding crossbeam v0.3.2 (available: v0.8.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (available: v0.4.0) [INFO] [stderr] Adding owning_ref v0.3.3 (available: v0.4.1) [INFO] [stderr] Adding parking_lot v0.4.8 (available: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.2.14 (available: v0.9.10) [INFO] [stderr] Adding rand v0.4.6 (available: v0.8.5) [INFO] [stderr] Adding rand v0.5.6 (available: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (available: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (available: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (available: v0.8.3) [INFO] [stderr] Adding smallvec v0.6.14 (available: v1.13.2) [INFO] [stderr] Adding strsim v0.8.0 (available: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (available: v0.16.1) [INFO] [stderr] Adding unicode-width v0.1.14 (available: v0.2.0) [INFO] [stderr] Adding zipf v4.0.1 (available: v7.0.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 33e0a65ba5af937721db2495f719db434a157f8f22084f32d9a3f0150ab0d6d9 [INFO] running `Command { std: "docker" "start" "-a" "33e0a65ba5af937721db2495f719db434a157f8f22084f32d9a3f0150ab0d6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33e0a65ba5af937721db2495f719db434a157f8f22084f32d9a3f0150ab0d6d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33e0a65ba5af937721db2495f719db434a157f8f22084f32d9a3f0150ab0d6d9", kill_on_drop: false }` [INFO] [stdout] 33e0a65ba5af937721db2495f719db434a157f8f22084f32d9a3f0150ab0d6d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 47c1945777a6f60f8d3e7e7cb1736a339a02f432e1a3f5f11ed40763d876a7c7 [INFO] running `Command { std: "docker" "start" "-a" "47c1945777a6f60f8d3e7e7cb1736a339a02f432e1a3f5f11ed40763d876a7c7", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking crossbeam v0.3.2 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking concache v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:86:18 [INFO] [stdout] | [INFO] [stdout] 86 | .compare_and_swap(right_node, new_node_ptr, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:131:49 [INFO] [stdout] | [INFO] [stdout] 131 | && unsafe { &*right_node }.next.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:147:14 [INFO] [stdout] | [INFO] [stdout] 147 | .compare_and_swap(right_node, right_node_next, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:220:18 [INFO] [stdout] | [INFO] [stdout] 220 | .compare_and_swap(left_node_next, right_node, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:49:25 [INFO] [stdout] | [INFO] [stdout] 49 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:55:29 [INFO] [stdout] | [INFO] [stdout] 55 | let mut ins = Owned::new(kv.1); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:63:29 [INFO] [stdout] | [INFO] [stdout] 63 | let mut ins = Owned::new(Node::new(kv.0, kv.1)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:71:25 [INFO] [stdout] | [INFO] [stdout] 71 | let mut ins = Owned::new(Node::new(kv.0, kv.1)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:86:25 [INFO] [stdout] | [INFO] [stdout] 86 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:87:25 [INFO] [stdout] | [INFO] [stdout] 87 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:108:25 [INFO] [stdout] | [INFO] [stdout] 108 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:109:25 [INFO] [stdout] | [INFO] [stdout] 109 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:118:29 [INFO] [stdout] | [INFO] [stdout] 118 | let mut new_node = match node.load(Ordering::SeqCst, &guard) { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:124:29 [INFO] [stdout] | [INFO] [stdout] 124 | let mut new_node_raw_cur = unsafe { &*new_node.as_raw() }; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:157:17 [INFO] [stdout] | [INFO] [stdout] 157 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:86:18 [INFO] [stdout] | [INFO] [stdout] 86 | .compare_and_swap(right_node, new_node_ptr, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:131:49 [INFO] [stdout] | [INFO] [stdout] 131 | && unsafe { &*right_node }.next.compare_and_swap( [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:147:14 [INFO] [stdout] | [INFO] [stdout] 147 | .compare_and_swap(right_node, right_node_next, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicPtr::::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/manual/linked_list.rs:220:18 [INFO] [stdout] | [INFO] [stdout] 220 | .compare_and_swap(left_node_next, right_node, OSC) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:49:25 [INFO] [stdout] | [INFO] [stdout] 49 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:50:25 [INFO] [stdout] | [INFO] [stdout] 50 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:55:29 [INFO] [stdout] | [INFO] [stdout] 55 | let mut ins = Owned::new(kv.1); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:63:29 [INFO] [stdout] | [INFO] [stdout] 63 | let mut ins = Owned::new(Node::new(kv.0, kv.1)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:71:25 [INFO] [stdout] | [INFO] [stdout] 71 | let mut ins = Owned::new(Node::new(kv.0, kv.1)); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:86:25 [INFO] [stdout] | [INFO] [stdout] 86 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:87:25 [INFO] [stdout] | [INFO] [stdout] 87 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:108:25 [INFO] [stdout] | [INFO] [stdout] 108 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:109:25 [INFO] [stdout] | [INFO] [stdout] 109 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:118:29 [INFO] [stdout] | [INFO] [stdout] 118 | let mut new_node = match node.load(Ordering::SeqCst, &guard) { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:124:29 [INFO] [stdout] | [INFO] [stdout] 124 | let mut new_node_raw_cur = unsafe { &*new_node.as_raw() }; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:157:17 [INFO] [stdout] | [INFO] [stdout] 157 | let mut raw = k.as_raw(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/crossbeam/linked_list.rs:158:17 [INFO] [stdout] | [INFO] [stdout] 158 | let mut cur = unsafe { &*raw }; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "47c1945777a6f60f8d3e7e7cb1736a339a02f432e1a3f5f11ed40763d876a7c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "47c1945777a6f60f8d3e7e7cb1736a339a02f432e1a3f5f11ed40763d876a7c7", kill_on_drop: false }` [INFO] [stdout] 47c1945777a6f60f8d3e7e7cb1736a339a02f432e1a3f5f11ed40763d876a7c7