[INFO] fetching crate concache 0.2.1... [INFO] checking concache-0.2.1 against try#575650af7d7ca88602df28e39d27bf3e456c306e for pr-80579 [INFO] extracting crate concache 0.2.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate concache 0.2.1 on toolchain 575650af7d7ca88602df28e39d27bf3e456c306e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded crossbeam v0.3.2 [INFO] [stderr] Downloaded parking_lot v0.4.8 [INFO] [stderr] Downloaded parking_lot_core v0.2.14 [INFO] [stderr] Downloaded owning_ref v0.3.3 [INFO] [stderr] Downloaded zipf v4.0.1 [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 84608833126df8666d3ee0804208335de8dca40cdacffa5a12e4898f1cc54289 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "84608833126df8666d3ee0804208335de8dca40cdacffa5a12e4898f1cc54289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "84608833126df8666d3ee0804208335de8dca40cdacffa5a12e4898f1cc54289", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84608833126df8666d3ee0804208335de8dca40cdacffa5a12e4898f1cc54289", kill_on_drop: false }` [INFO] [stdout] 84608833126df8666d3ee0804208335de8dca40cdacffa5a12e4898f1cc54289 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+575650af7d7ca88602df28e39d27bf3e456c306e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f3064287309d2b79c2115c557037b51dd3dc71e51173fac378a984ac4d53f40f [INFO] running `Command { std: "docker" "start" "-a" "f3064287309d2b79c2115c557037b51dd3dc71e51173fac378a984ac4d53f40f", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 associated function `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 [unoptimized + debuginfo] target(s) in 2.32s [INFO] running `Command { std: "docker" "inspect" "f3064287309d2b79c2115c557037b51dd3dc71e51173fac378a984ac4d53f40f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3064287309d2b79c2115c557037b51dd3dc71e51173fac378a984ac4d53f40f", kill_on_drop: false }` [INFO] [stdout] f3064287309d2b79c2115c557037b51dd3dc71e51173fac378a984ac4d53f40f